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authorEvgeny Voevodin <e.voevodin@samsung.com>2012-11-12 13:27:43 +0400
committerBlue Swirl <blauwirbel@gmail.com>2012-11-17 13:53:24 +0000
commit7b5eff4daa65ab8672de8c126d7757cbbeb31a08 (patch)
treea2e45e9b75a86c0c41325ae09272dbd115d54a75
parent9cb535fe4ef08b01e583ec955767a0899ff79afe (diff)
downloadqemu-arm-7b5eff4daa65ab8672de8c126d7757cbbeb31a08.tar.gz
target-cris/translate.c: Code style clean-up
Signed-off-by: Evgeny Voevodin <e.voevodin@samsung.com> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
-rw-r--r--target-cris/translate.c5040
1 files changed, 2540 insertions, 2500 deletions
diff --git a/target-cris/translate.c b/target-cris/translate.c
index f8ebc43a86..023980ec56 100644
--- a/target-cris/translate.c
+++ b/target-cris/translate.c
@@ -74,89 +74,89 @@ static TCGv env_pc;
/* This is the state at translation time. */
typedef struct DisasContext {
- CPUCRISState *env;
- target_ulong pc, ppc;
+ CPUCRISState *env;
+ target_ulong pc, ppc;
- /* Decoder. */
+ /* Decoder. */
unsigned int (*decoder)(CPUCRISState *env, struct DisasContext *dc);
- uint32_t ir;
- uint32_t opcode;
- unsigned int op1;
- unsigned int op2;
- unsigned int zsize, zzsize;
- unsigned int mode;
- unsigned int postinc;
-
- unsigned int size;
- unsigned int src;
- unsigned int dst;
- unsigned int cond;
-
- int update_cc;
- int cc_op;
- int cc_size;
- uint32_t cc_mask;
-
- int cc_size_uptodate; /* -1 invalid or last written value. */
-
- int cc_x_uptodate; /* 1 - ccs, 2 - known | X_FLAG. 0 not uptodate. */
- int flags_uptodate; /* Wether or not $ccs is uptodate. */
- int flagx_known; /* Wether or not flags_x has the x flag known at
- translation time. */
- int flags_x;
-
- int clear_x; /* Clear x after this insn? */
- int clear_prefix; /* Clear prefix after this insn? */
- int clear_locked_irq; /* Clear the irq lockout. */
- int cpustate_changed;
- unsigned int tb_flags; /* tb dependent flags. */
- int is_jmp;
+ uint32_t ir;
+ uint32_t opcode;
+ unsigned int op1;
+ unsigned int op2;
+ unsigned int zsize, zzsize;
+ unsigned int mode;
+ unsigned int postinc;
+
+ unsigned int size;
+ unsigned int src;
+ unsigned int dst;
+ unsigned int cond;
+
+ int update_cc;
+ int cc_op;
+ int cc_size;
+ uint32_t cc_mask;
+
+ int cc_size_uptodate; /* -1 invalid or last written value. */
+
+ int cc_x_uptodate; /* 1 - ccs, 2 - known | X_FLAG. 0 not uptodate. */
+ int flags_uptodate; /* Wether or not $ccs is uptodate. */
+ int flagx_known; /* Wether or not flags_x has the x flag known at
+ translation time. */
+ int flags_x;
+
+ int clear_x; /* Clear x after this insn? */
+ int clear_prefix; /* Clear prefix after this insn? */
+ int clear_locked_irq; /* Clear the irq lockout. */
+ int cpustate_changed;
+ unsigned int tb_flags; /* tb dependent flags. */
+ int is_jmp;
#define JMP_NOJMP 0
#define JMP_DIRECT 1
#define JMP_DIRECT_CC 2
#define JMP_INDIRECT 3
- int jmp; /* 0=nojmp, 1=direct, 2=indirect. */
- uint32_t jmp_pc;
+ int jmp; /* 0=nojmp, 1=direct, 2=indirect. */
+ uint32_t jmp_pc;
- int delayed_branch;
+ int delayed_branch;
- struct TranslationBlock *tb;
- int singlestep_enabled;
+ struct TranslationBlock *tb;
+ int singlestep_enabled;
} DisasContext;
static void gen_BUG(DisasContext *dc, const char *file, int line)
{
- printf ("BUG: pc=%x %s %d\n", dc->pc, file, line);
- qemu_log("BUG: pc=%x %s %d\n", dc->pc, file, line);
- cpu_abort(dc->env, "%s:%d\n", file, line);
+ printf("BUG: pc=%x %s %d\n", dc->pc, file, line);
+ qemu_log("BUG: pc=%x %s %d\n", dc->pc, file, line);
+ cpu_abort(dc->env, "%s:%d\n", file, line);
}
static const char *regnames[] =
{
- "$r0", "$r1", "$r2", "$r3",
- "$r4", "$r5", "$r6", "$r7",
- "$r8", "$r9", "$r10", "$r11",
- "$r12", "$r13", "$sp", "$acr",
+ "$r0", "$r1", "$r2", "$r3",
+ "$r4", "$r5", "$r6", "$r7",
+ "$r8", "$r9", "$r10", "$r11",
+ "$r12", "$r13", "$sp", "$acr",
};
static const char *pregnames[] =
{
- "$bz", "$vr", "$pid", "$srs",
- "$wz", "$exs", "$eda", "$mof",
- "$dz", "$ebp", "$erp", "$srp",
- "$nrp", "$ccs", "$usp", "$spc",
+ "$bz", "$vr", "$pid", "$srs",
+ "$wz", "$exs", "$eda", "$mof",
+ "$dz", "$ebp", "$erp", "$srp",
+ "$nrp", "$ccs", "$usp", "$spc",
};
/* We need this table to handle preg-moves with implicit width. */
static int preg_sizes[] = {
- 1, /* bz. */
- 1, /* vr. */
- 4, /* pid. */
- 1, /* srs. */
- 2, /* wz. */
- 4, 4, 4,
- 4, 4, 4, 4,
- 4, 4, 4, 4,
+ 1, /* bz. */
+ 1, /* vr. */
+ 4, /* pid. */
+ 1, /* srs. */
+ 2, /* wz. */
+ 4, 4, 4,
+ 4, 4, 4, 4,
+ 4, 4, 4, 4,
};
#define t_gen_mov_TN_env(tn, member) \
@@ -166,113 +166,122 @@ static int preg_sizes[] = {
static inline void t_gen_mov_TN_reg(TCGv tn, int r)
{
- if (r < 0 || r > 15)
- fprintf(stderr, "wrong register read $r%d\n", r);
- tcg_gen_mov_tl(tn, cpu_R[r]);
+ if (r < 0 || r > 15) {
+ fprintf(stderr, "wrong register read $r%d\n", r);
+ }
+ tcg_gen_mov_tl(tn, cpu_R[r]);
}
static inline void t_gen_mov_reg_TN(int r, TCGv tn)
{
- if (r < 0 || r > 15)
- fprintf(stderr, "wrong register write $r%d\n", r);
- tcg_gen_mov_tl(cpu_R[r], tn);
+ if (r < 0 || r > 15) {
+ fprintf(stderr, "wrong register write $r%d\n", r);
+ }
+ tcg_gen_mov_tl(cpu_R[r], tn);
}
static inline void _t_gen_mov_TN_env(TCGv tn, int offset)
{
- if (offset > sizeof (CPUCRISState))
- fprintf(stderr, "wrong load from env from off=%d\n", offset);
- tcg_gen_ld_tl(tn, cpu_env, offset);
+ if (offset > sizeof(CPUCRISState)) {
+ fprintf(stderr, "wrong load from env from off=%d\n", offset);
+ }
+ tcg_gen_ld_tl(tn, cpu_env, offset);
}
static inline void _t_gen_mov_env_TN(int offset, TCGv tn)
{
- if (offset > sizeof (CPUCRISState))
- fprintf(stderr, "wrong store to env at off=%d\n", offset);
- tcg_gen_st_tl(tn, cpu_env, offset);
+ if (offset > sizeof(CPUCRISState)) {
+ fprintf(stderr, "wrong store to env at off=%d\n", offset);
+ }
+ tcg_gen_st_tl(tn, cpu_env, offset);
}
static inline void t_gen_mov_TN_preg(TCGv tn, int r)
{
- if (r < 0 || r > 15)
- fprintf(stderr, "wrong register read $p%d\n", r);
- if (r == PR_BZ || r == PR_WZ || r == PR_DZ)
- tcg_gen_mov_tl(tn, tcg_const_tl(0));
- else if (r == PR_VR)
- tcg_gen_mov_tl(tn, tcg_const_tl(32));
- else
- tcg_gen_mov_tl(tn, cpu_PR[r]);
+ if (r < 0 || r > 15) {
+ fprintf(stderr, "wrong register read $p%d\n", r);
+ }
+ if (r == PR_BZ || r == PR_WZ || r == PR_DZ) {
+ tcg_gen_mov_tl(tn, tcg_const_tl(0));
+ } else if (r == PR_VR) {
+ tcg_gen_mov_tl(tn, tcg_const_tl(32));
+ } else {
+ tcg_gen_mov_tl(tn, cpu_PR[r]);
+ }
}
static inline void t_gen_mov_preg_TN(DisasContext *dc, int r, TCGv tn)
{
- if (r < 0 || r > 15)
- fprintf(stderr, "wrong register write $p%d\n", r);
- if (r == PR_BZ || r == PR_WZ || r == PR_DZ)
- return;
- else if (r == PR_SRS)
- tcg_gen_andi_tl(cpu_PR[r], tn, 3);
- else {
- if (r == PR_PID)
- gen_helper_tlb_flush_pid(cpu_env, tn);
- if (dc->tb_flags & S_FLAG && r == PR_SPC)
- gen_helper_spc_write(cpu_env, tn);
- else if (r == PR_CCS)
- dc->cpustate_changed = 1;
- tcg_gen_mov_tl(cpu_PR[r], tn);
- }
+ if (r < 0 || r > 15) {
+ fprintf(stderr, "wrong register write $p%d\n", r);
+ }
+ if (r == PR_BZ || r == PR_WZ || r == PR_DZ) {
+ return;
+ } else if (r == PR_SRS) {
+ tcg_gen_andi_tl(cpu_PR[r], tn, 3);
+ } else {
+ if (r == PR_PID) {
+ gen_helper_tlb_flush_pid(cpu_env, tn);
+ }
+ if (dc->tb_flags & S_FLAG && r == PR_SPC) {
+ gen_helper_spc_write(cpu_env, tn);
+ } else if (r == PR_CCS) {
+ dc->cpustate_changed = 1;
+ }
+ tcg_gen_mov_tl(cpu_PR[r], tn);
+ }
}
/* Sign extend at translation time. */
static int sign_extend(unsigned int val, unsigned int width)
{
- int sval;
+ int sval;
- /* LSL. */
- val <<= 31 - width;
- sval = val;
- /* ASR. */
- sval >>= 31 - width;
- return sval;
+ /* LSL. */
+ val <<= 31 - width;
+ sval = val;
+ /* ASR. */
+ sval >>= 31 - width;
+ return sval;
}
static int cris_fetch(CPUCRISState *env, DisasContext *dc, uint32_t addr,
- unsigned int size, unsigned int sign)
-{
- int r;
-
- switch (size) {
- case 4:
- {
- r = cpu_ldl_code(env, addr);
- break;
- }
- case 2:
- {
- if (sign) {
- r = cpu_ldsw_code(env, addr);
- } else {
- r = cpu_lduw_code(env, addr);
- }
- break;
- }
- case 1:
- {
- if (sign) {
- r = cpu_ldsb_code(env, addr);
- } else {
- r = cpu_ldub_code(env, addr);
- }
- break;
- }
- default:
- cpu_abort(dc->env, "Invalid fetch size %d\n", size);
- break;
- }
- return r;
+ unsigned int size, unsigned int sign)
+{
+ int r;
+
+ switch (size) {
+ case 4:
+ {
+ r = cpu_ldl_code(env, addr);
+ break;
+ }
+ case 2:
+ {
+ if (sign) {
+ r = cpu_ldsw_code(env, addr);
+ } else {
+ r = cpu_lduw_code(env, addr);
+ }
+ break;
+ }
+ case 1:
+ {
+ if (sign) {
+ r = cpu_ldsb_code(env, addr);
+ } else {
+ r = cpu_ldub_code(env, addr);
+ }
+ break;
+ }
+ default:
+ cpu_abort(dc->env, "Invalid fetch size %d\n", size);
+ break;
+ }
+ return r;
}
static void cris_lock_irq(DisasContext *dc)
{
- dc->clear_locked_irq = 0;
- t_gen_mov_env_TN(locked_irq, tcg_const_tl(1));
+ dc->clear_locked_irq = 0;
+ t_gen_mov_env_TN(locked_irq, tcg_const_tl(1));
}
static inline void t_gen_raise_exception(uint32_t index)
@@ -284,240 +293,241 @@ static inline void t_gen_raise_exception(uint32_t index)
static void t_gen_lsl(TCGv d, TCGv a, TCGv b)
{
- TCGv t0, t_31;
+ TCGv t0, t_31;
- t0 = tcg_temp_new();
- t_31 = tcg_const_tl(31);
- tcg_gen_shl_tl(d, a, b);
+ t0 = tcg_temp_new();
+ t_31 = tcg_const_tl(31);
+ tcg_gen_shl_tl(d, a, b);
- tcg_gen_sub_tl(t0, t_31, b);
- tcg_gen_sar_tl(t0, t0, t_31);
- tcg_gen_and_tl(t0, t0, d);
- tcg_gen_xor_tl(d, d, t0);
- tcg_temp_free(t0);
- tcg_temp_free(t_31);
+ tcg_gen_sub_tl(t0, t_31, b);
+ tcg_gen_sar_tl(t0, t0, t_31);
+ tcg_gen_and_tl(t0, t0, d);
+ tcg_gen_xor_tl(d, d, t0);
+ tcg_temp_free(t0);
+ tcg_temp_free(t_31);
}
static void t_gen_lsr(TCGv d, TCGv a, TCGv b)
{
- TCGv t0, t_31;
+ TCGv t0, t_31;
- t0 = tcg_temp_new();
- t_31 = tcg_temp_new();
- tcg_gen_shr_tl(d, a, b);
+ t0 = tcg_temp_new();
+ t_31 = tcg_temp_new();
+ tcg_gen_shr_tl(d, a, b);
- tcg_gen_movi_tl(t_31, 31);
- tcg_gen_sub_tl(t0, t_31, b);
- tcg_gen_sar_tl(t0, t0, t_31);
- tcg_gen_and_tl(t0, t0, d);
- tcg_gen_xor_tl(d, d, t0);
- tcg_temp_free(t0);
- tcg_temp_free(t_31);
+ tcg_gen_movi_tl(t_31, 31);
+ tcg_gen_sub_tl(t0, t_31, b);
+ tcg_gen_sar_tl(t0, t0, t_31);
+ tcg_gen_and_tl(t0, t0, d);
+ tcg_gen_xor_tl(d, d, t0);
+ tcg_temp_free(t0);
+ tcg_temp_free(t_31);
}
static void t_gen_asr(TCGv d, TCGv a, TCGv b)
{
- TCGv t0, t_31;
+ TCGv t0, t_31;
- t0 = tcg_temp_new();
- t_31 = tcg_temp_new();
- tcg_gen_sar_tl(d, a, b);
+ t0 = tcg_temp_new();
+ t_31 = tcg_temp_new();
+ tcg_gen_sar_tl(d, a, b);
- tcg_gen_movi_tl(t_31, 31);
- tcg_gen_sub_tl(t0, t_31, b);
- tcg_gen_sar_tl(t0, t0, t_31);
- tcg_gen_or_tl(d, d, t0);
- tcg_temp_free(t0);
- tcg_temp_free(t_31);
+ tcg_gen_movi_tl(t_31, 31);
+ tcg_gen_sub_tl(t0, t_31, b);
+ tcg_gen_sar_tl(t0, t0, t_31);
+ tcg_gen_or_tl(d, d, t0);
+ tcg_temp_free(t0);
+ tcg_temp_free(t_31);
}
/* 64-bit signed mul, lower result in d and upper in d2. */
static void t_gen_muls(TCGv d, TCGv d2, TCGv a, TCGv b)
{
- TCGv_i64 t0, t1;
+ TCGv_i64 t0, t1;
- t0 = tcg_temp_new_i64();
- t1 = tcg_temp_new_i64();
+ t0 = tcg_temp_new_i64();
+ t1 = tcg_temp_new_i64();
- tcg_gen_ext_i32_i64(t0, a);
- tcg_gen_ext_i32_i64(t1, b);
- tcg_gen_mul_i64(t0, t0, t1);
+ tcg_gen_ext_i32_i64(t0, a);
+ tcg_gen_ext_i32_i64(t1, b);
+ tcg_gen_mul_i64(t0, t0, t1);
- tcg_gen_trunc_i64_i32(d, t0);
- tcg_gen_shri_i64(t0, t0, 32);
- tcg_gen_trunc_i64_i32(d2, t0);
+ tcg_gen_trunc_i64_i32(d, t0);
+ tcg_gen_shri_i64(t0, t0, 32);
+ tcg_gen_trunc_i64_i32(d2, t0);
- tcg_temp_free_i64(t0);
- tcg_temp_free_i64(t1);
+ tcg_temp_free_i64(t0);
+ tcg_temp_free_i64(t1);
}
/* 64-bit unsigned muls, lower result in d and upper in d2. */
static void t_gen_mulu(TCGv d, TCGv d2, TCGv a, TCGv b)
{
- TCGv_i64 t0, t1;
+ TCGv_i64 t0, t1;
- t0 = tcg_temp_new_i64();
- t1 = tcg_temp_new_i64();
+ t0 = tcg_temp_new_i64();
+ t1 = tcg_temp_new_i64();
- tcg_gen_extu_i32_i64(t0, a);
- tcg_gen_extu_i32_i64(t1, b);
- tcg_gen_mul_i64(t0, t0, t1);
+ tcg_gen_extu_i32_i64(t0, a);
+ tcg_gen_extu_i32_i64(t1, b);
+ tcg_gen_mul_i64(t0, t0, t1);
- tcg_gen_trunc_i64_i32(d, t0);
- tcg_gen_shri_i64(t0, t0, 32);
- tcg_gen_trunc_i64_i32(d2, t0);
+ tcg_gen_trunc_i64_i32(d, t0);
+ tcg_gen_shri_i64(t0, t0, 32);
+ tcg_gen_trunc_i64_i32(d2, t0);
- tcg_temp_free_i64(t0);
- tcg_temp_free_i64(t1);
+ tcg_temp_free_i64(t0);
+ tcg_temp_free_i64(t1);
}
static void t_gen_cris_dstep(TCGv d, TCGv a, TCGv b)
{
- int l1;
+ int l1;
- l1 = gen_new_label();
+ l1 = gen_new_label();
- /*
- * d <<= 1
- * if (d >= s)
- * d -= s;
- */
- tcg_gen_shli_tl(d, a, 1);
- tcg_gen_brcond_tl(TCG_COND_LTU, d, b, l1);
- tcg_gen_sub_tl(d, d, b);
- gen_set_label(l1);
+ /*
+ * d <<= 1
+ * if (d >= s)
+ * d -= s;
+ */
+ tcg_gen_shli_tl(d, a, 1);
+ tcg_gen_brcond_tl(TCG_COND_LTU, d, b, l1);
+ tcg_gen_sub_tl(d, d, b);
+ gen_set_label(l1);
}
static void t_gen_cris_mstep(TCGv d, TCGv a, TCGv b, TCGv ccs)
{
- TCGv t;
+ TCGv t;
- /*
- * d <<= 1
- * if (n)
- * d += s;
- */
- t = tcg_temp_new();
- tcg_gen_shli_tl(d, a, 1);
- tcg_gen_shli_tl(t, ccs, 31 - 3);
- tcg_gen_sari_tl(t, t, 31);
- tcg_gen_and_tl(t, t, b);
- tcg_gen_add_tl(d, d, t);
- tcg_temp_free(t);
+ /*
+ * d <<= 1
+ * if (n)
+ * d += s;
+ */
+ t = tcg_temp_new();
+ tcg_gen_shli_tl(d, a, 1);
+ tcg_gen_shli_tl(t, ccs, 31 - 3);
+ tcg_gen_sari_tl(t, t, 31);
+ tcg_gen_and_tl(t, t, b);
+ tcg_gen_add_tl(d, d, t);
+ tcg_temp_free(t);
}
/* Extended arithmetics on CRIS. */
static inline void t_gen_add_flag(TCGv d, int flag)
{
- TCGv c;
+ TCGv c;
- c = tcg_temp_new();
- t_gen_mov_TN_preg(c, PR_CCS);
- /* Propagate carry into d. */
- tcg_gen_andi_tl(c, c, 1 << flag);
- if (flag)
- tcg_gen_shri_tl(c, c, flag);
- tcg_gen_add_tl(d, d, c);
- tcg_temp_free(c);
+ c = tcg_temp_new();
+ t_gen_mov_TN_preg(c, PR_CCS);
+ /* Propagate carry into d. */
+ tcg_gen_andi_tl(c, c, 1 << flag);
+ if (flag) {
+ tcg_gen_shri_tl(c, c, flag);
+ }
+ tcg_gen_add_tl(d, d, c);
+ tcg_temp_free(c);
}
static inline void t_gen_addx_carry(DisasContext *dc, TCGv d)
{
- if (dc->flagx_known) {
- if (dc->flags_x) {
- TCGv c;
+ if (dc->flagx_known) {
+ if (dc->flags_x) {
+ TCGv c;
- c = tcg_temp_new();
- t_gen_mov_TN_preg(c, PR_CCS);
- /* C flag is already at bit 0. */
- tcg_gen_andi_tl(c, c, C_FLAG);
- tcg_gen_add_tl(d, d, c);
- tcg_temp_free(c);
- }
- } else {
- TCGv x, c;
-
- x = tcg_temp_new();
- c = tcg_temp_new();
- t_gen_mov_TN_preg(x, PR_CCS);
- tcg_gen_mov_tl(c, x);
-
- /* Propagate carry into d if X is set. Branch free. */
- tcg_gen_andi_tl(c, c, C_FLAG);
- tcg_gen_andi_tl(x, x, X_FLAG);
- tcg_gen_shri_tl(x, x, 4);
-
- tcg_gen_and_tl(x, x, c);
- tcg_gen_add_tl(d, d, x);
- tcg_temp_free(x);
- tcg_temp_free(c);
- }
+ c = tcg_temp_new();
+ t_gen_mov_TN_preg(c, PR_CCS);
+ /* C flag is already at bit 0. */
+ tcg_gen_andi_tl(c, c, C_FLAG);
+ tcg_gen_add_tl(d, d, c);
+ tcg_temp_free(c);
+ }
+ } else {
+ TCGv x, c;
+
+ x = tcg_temp_new();
+ c = tcg_temp_new();
+ t_gen_mov_TN_preg(x, PR_CCS);
+ tcg_gen_mov_tl(c, x);
+
+ /* Propagate carry into d if X is set. Branch free. */
+ tcg_gen_andi_tl(c, c, C_FLAG);
+ tcg_gen_andi_tl(x, x, X_FLAG);
+ tcg_gen_shri_tl(x, x, 4);
+
+ tcg_gen_and_tl(x, x, c);
+ tcg_gen_add_tl(d, d, x);
+ tcg_temp_free(x);
+ tcg_temp_free(c);
+ }
}
static inline void t_gen_subx_carry(DisasContext *dc, TCGv d)
{
- if (dc->flagx_known) {
- if (dc->flags_x) {
- TCGv c;
+ if (dc->flagx_known) {
+ if (dc->flags_x) {
+ TCGv c;
- c = tcg_temp_new();
- t_gen_mov_TN_preg(c, PR_CCS);
- /* C flag is already at bit 0. */
- tcg_gen_andi_tl(c, c, C_FLAG);
- tcg_gen_sub_tl(d, d, c);
- tcg_temp_free(c);
- }
- } else {
- TCGv x, c;
-
- x = tcg_temp_new();
- c = tcg_temp_new();
- t_gen_mov_TN_preg(x, PR_CCS);
- tcg_gen_mov_tl(c, x);
-
- /* Propagate carry into d if X is set. Branch free. */
- tcg_gen_andi_tl(c, c, C_FLAG);
- tcg_gen_andi_tl(x, x, X_FLAG);
- tcg_gen_shri_tl(x, x, 4);
-
- tcg_gen_and_tl(x, x, c);
- tcg_gen_sub_tl(d, d, x);
- tcg_temp_free(x);
- tcg_temp_free(c);
- }
+ c = tcg_temp_new();
+ t_gen_mov_TN_preg(c, PR_CCS);
+ /* C flag is already at bit 0. */
+ tcg_gen_andi_tl(c, c, C_FLAG);
+ tcg_gen_sub_tl(d, d, c);
+ tcg_temp_free(c);
+ }
+ } else {
+ TCGv x, c;
+
+ x = tcg_temp_new();
+ c = tcg_temp_new();
+ t_gen_mov_TN_preg(x, PR_CCS);
+ tcg_gen_mov_tl(c, x);
+
+ /* Propagate carry into d if X is set. Branch free. */
+ tcg_gen_andi_tl(c, c, C_FLAG);
+ tcg_gen_andi_tl(x, x, X_FLAG);
+ tcg_gen_shri_tl(x, x, 4);
+
+ tcg_gen_and_tl(x, x, c);
+ tcg_gen_sub_tl(d, d, x);
+ tcg_temp_free(x);
+ tcg_temp_free(c);
+ }
}
/* Swap the two bytes within each half word of the s operand.
T0 = ((T0 << 8) & 0xff00ff00) | ((T0 >> 8) & 0x00ff00ff) */
static inline void t_gen_swapb(TCGv d, TCGv s)
{
- TCGv t, org_s;
+ TCGv t, org_s;
- t = tcg_temp_new();
- org_s = tcg_temp_new();
+ t = tcg_temp_new();
+ org_s = tcg_temp_new();
- /* d and s may refer to the same object. */
- tcg_gen_mov_tl(org_s, s);
- tcg_gen_shli_tl(t, org_s, 8);
- tcg_gen_andi_tl(d, t, 0xff00ff00);
- tcg_gen_shri_tl(t, org_s, 8);
- tcg_gen_andi_tl(t, t, 0x00ff00ff);
- tcg_gen_or_tl(d, d, t);
- tcg_temp_free(t);
- tcg_temp_free(org_s);
+ /* d and s may refer to the same object. */
+ tcg_gen_mov_tl(org_s, s);
+ tcg_gen_shli_tl(t, org_s, 8);
+ tcg_gen_andi_tl(d, t, 0xff00ff00);
+ tcg_gen_shri_tl(t, org_s, 8);
+ tcg_gen_andi_tl(t, t, 0x00ff00ff);
+ tcg_gen_or_tl(d, d, t);
+ tcg_temp_free(t);
+ tcg_temp_free(org_s);
}
/* Swap the halfwords of the s operand. */
static inline void t_gen_swapw(TCGv d, TCGv s)
{
- TCGv t;
- /* d and s refer the same object. */
- t = tcg_temp_new();
- tcg_gen_mov_tl(t, s);
- tcg_gen_shli_tl(d, t, 16);
- tcg_gen_shri_tl(t, t, 16);
- tcg_gen_or_tl(d, d, t);
- tcg_temp_free(t);
+ TCGv t;
+ /* d and s refer the same object. */
+ t = tcg_temp_new();
+ tcg_gen_mov_tl(t, s);
+ tcg_gen_shli_tl(d, t, 16);
+ tcg_gen_shri_tl(t, t, 16);
+ tcg_gen_or_tl(d, d, t);
+ tcg_temp_free(t);
}
/* Reverse the within each byte.
@@ -532,607 +542,611 @@ static inline void t_gen_swapw(TCGv d, TCGv s)
*/
static inline void t_gen_swapr(TCGv d, TCGv s)
{
- struct {
- int shift; /* LSL when positive, LSR when negative. */
- uint32_t mask;
- } bitrev [] = {
- {7, 0x80808080},
- {5, 0x40404040},
- {3, 0x20202020},
- {1, 0x10101010},
- {-1, 0x08080808},
- {-3, 0x04040404},
- {-5, 0x02020202},
- {-7, 0x01010101}
- };
- int i;
- TCGv t, org_s;
-
- /* d and s refer the same object. */
- t = tcg_temp_new();
- org_s = tcg_temp_new();
- tcg_gen_mov_tl(org_s, s);
-
- tcg_gen_shli_tl(t, org_s, bitrev[0].shift);
- tcg_gen_andi_tl(d, t, bitrev[0].mask);
- for (i = 1; i < ARRAY_SIZE(bitrev); i++) {
- if (bitrev[i].shift >= 0) {
- tcg_gen_shli_tl(t, org_s, bitrev[i].shift);
- } else {
- tcg_gen_shri_tl(t, org_s, -bitrev[i].shift);
- }
- tcg_gen_andi_tl(t, t, bitrev[i].mask);
- tcg_gen_or_tl(d, d, t);
- }
- tcg_temp_free(t);
- tcg_temp_free(org_s);
+ struct {
+ int shift; /* LSL when positive, LSR when negative. */
+ uint32_t mask;
+ } bitrev[] = {
+ {7, 0x80808080},
+ {5, 0x40404040},
+ {3, 0x20202020},
+ {1, 0x10101010},
+ {-1, 0x08080808},
+ {-3, 0x04040404},
+ {-5, 0x02020202},
+ {-7, 0x01010101}
+ };
+ int i;
+ TCGv t, org_s;
+
+ /* d and s refer the same object. */
+ t = tcg_temp_new();
+ org_s = tcg_temp_new();
+ tcg_gen_mov_tl(org_s, s);
+
+ tcg_gen_shli_tl(t, org_s, bitrev[0].shift);
+ tcg_gen_andi_tl(d, t, bitrev[0].mask);
+ for (i = 1; i < ARRAY_SIZE(bitrev); i++) {
+ if (bitrev[i].shift >= 0) {
+ tcg_gen_shli_tl(t, org_s, bitrev[i].shift);
+ } else {
+ tcg_gen_shri_tl(t, org_s, -bitrev[i].shift);
+ }
+ tcg_gen_andi_tl(t, t, bitrev[i].mask);
+ tcg_gen_or_tl(d, d, t);
+ }
+ tcg_temp_free(t);
+ tcg_temp_free(org_s);
}
static void t_gen_cc_jmp(TCGv pc_true, TCGv pc_false)
{
- int l1;
+ int l1;
- l1 = gen_new_label();
+ l1 = gen_new_label();
- /* Conditional jmp. */
- tcg_gen_mov_tl(env_pc, pc_false);
- tcg_gen_brcondi_tl(TCG_COND_EQ, env_btaken, 0, l1);
- tcg_gen_mov_tl(env_pc, pc_true);
- gen_set_label(l1);
+ /* Conditional jmp. */
+ tcg_gen_mov_tl(env_pc, pc_false);
+ tcg_gen_brcondi_tl(TCG_COND_EQ, env_btaken, 0, l1);
+ tcg_gen_mov_tl(env_pc, pc_true);
+ gen_set_label(l1);
}
static void gen_goto_tb(DisasContext *dc, int n, target_ulong dest)
{
- TranslationBlock *tb;
- tb = dc->tb;
- if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
- tcg_gen_goto_tb(n);
- tcg_gen_movi_tl(env_pc, dest);
+ TranslationBlock *tb;
+ tb = dc->tb;
+ if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
+ tcg_gen_goto_tb(n);
+ tcg_gen_movi_tl(env_pc, dest);
tcg_gen_exit_tb((tcg_target_long)tb + n);
- } else {
- tcg_gen_movi_tl(env_pc, dest);
- tcg_gen_exit_tb(0);
- }
+ } else {
+ tcg_gen_movi_tl(env_pc, dest);
+ tcg_gen_exit_tb(0);
+ }
}
static inline void cris_clear_x_flag(DisasContext *dc)
{
- if (dc->flagx_known && dc->flags_x)
- dc->flags_uptodate = 0;
+ if (dc->flagx_known && dc->flags_x) {
+ dc->flags_uptodate = 0;
+ }
- dc->flagx_known = 1;
- dc->flags_x = 0;
+ dc->flagx_known = 1;
+ dc->flags_x = 0;
}
static void cris_flush_cc_state(DisasContext *dc)
{
- if (dc->cc_size_uptodate != dc->cc_size) {
- tcg_gen_movi_tl(cc_size, dc->cc_size);
- dc->cc_size_uptodate = dc->cc_size;
- }
- tcg_gen_movi_tl(cc_op, dc->cc_op);
- tcg_gen_movi_tl(cc_mask, dc->cc_mask);
+ if (dc->cc_size_uptodate != dc->cc_size) {
+ tcg_gen_movi_tl(cc_size, dc->cc_size);
+ dc->cc_size_uptodate = dc->cc_size;
+ }
+ tcg_gen_movi_tl(cc_op, dc->cc_op);
+ tcg_gen_movi_tl(cc_mask, dc->cc_mask);
}
static void cris_evaluate_flags(DisasContext *dc)
{
- if (dc->flags_uptodate)
- return;
-
- cris_flush_cc_state(dc);
-
- switch (dc->cc_op)
- {
- case CC_OP_MCP:
- gen_helper_evaluate_flags_mcp(cpu_PR[PR_CCS], cpu_env,
- cpu_PR[PR_CCS], cc_src,
- cc_dest, cc_result);
- break;
- case CC_OP_MULS:
- gen_helper_evaluate_flags_muls(cpu_PR[PR_CCS], cpu_env,
- cpu_PR[PR_CCS], cc_result,
- cpu_PR[PR_MOF]);
- break;
- case CC_OP_MULU:
- gen_helper_evaluate_flags_mulu(cpu_PR[PR_CCS], cpu_env,
- cpu_PR[PR_CCS], cc_result,
- cpu_PR[PR_MOF]);
- break;
- case CC_OP_MOVE:
- case CC_OP_AND:
- case CC_OP_OR:
- case CC_OP_XOR:
- case CC_OP_ASR:
- case CC_OP_LSR:
- case CC_OP_LSL:
- switch (dc->cc_size)
- {
- case 4:
- gen_helper_evaluate_flags_move_4(cpu_PR[PR_CCS],
- cpu_env, cpu_PR[PR_CCS], cc_result);
- break;
- case 2:
- gen_helper_evaluate_flags_move_2(cpu_PR[PR_CCS],
- cpu_env, cpu_PR[PR_CCS], cc_result);
- break;
- default:
- gen_helper_evaluate_flags(cpu_env);
- break;
- }
- break;
- case CC_OP_FLAGS:
- /* live. */
- break;
- case CC_OP_SUB:
- case CC_OP_CMP:
- if (dc->cc_size == 4)
- gen_helper_evaluate_flags_sub_4(cpu_PR[PR_CCS], cpu_env,
- cpu_PR[PR_CCS], cc_src, cc_dest, cc_result);
- else
- gen_helper_evaluate_flags(cpu_env);
-
- break;
- default:
- switch (dc->cc_size)
- {
- case 4:
- gen_helper_evaluate_flags_alu_4(cpu_PR[PR_CCS], cpu_env,
- cpu_PR[PR_CCS], cc_src, cc_dest, cc_result);
- break;
- default:
- gen_helper_evaluate_flags(cpu_env);
- break;
- }
- break;
- }
-
- if (dc->flagx_known) {
- if (dc->flags_x)
- tcg_gen_ori_tl(cpu_PR[PR_CCS],
- cpu_PR[PR_CCS], X_FLAG);
- else if (dc->cc_op == CC_OP_FLAGS)
- tcg_gen_andi_tl(cpu_PR[PR_CCS],
- cpu_PR[PR_CCS], ~X_FLAG);
+ if (dc->flags_uptodate) {
+ return;
+ }
+
+ cris_flush_cc_state(dc);
+
+ switch (dc->cc_op) {
+ case CC_OP_MCP:
+ gen_helper_evaluate_flags_mcp(cpu_PR[PR_CCS], cpu_env,
+ cpu_PR[PR_CCS], cc_src,
+ cc_dest, cc_result);
+ break;
+ case CC_OP_MULS:
+ gen_helper_evaluate_flags_muls(cpu_PR[PR_CCS], cpu_env,
+ cpu_PR[PR_CCS], cc_result,
+ cpu_PR[PR_MOF]);
+ break;
+ case CC_OP_MULU:
+ gen_helper_evaluate_flags_mulu(cpu_PR[PR_CCS], cpu_env,
+ cpu_PR[PR_CCS], cc_result,
+ cpu_PR[PR_MOF]);
+ break;
+ case CC_OP_MOVE:
+ case CC_OP_AND:
+ case CC_OP_OR:
+ case CC_OP_XOR:
+ case CC_OP_ASR:
+ case CC_OP_LSR:
+ case CC_OP_LSL:
+ switch (dc->cc_size) {
+ case 4:
+ gen_helper_evaluate_flags_move_4(cpu_PR[PR_CCS],
+ cpu_env, cpu_PR[PR_CCS], cc_result);
+ break;
+ case 2:
+ gen_helper_evaluate_flags_move_2(cpu_PR[PR_CCS],
+ cpu_env, cpu_PR[PR_CCS], cc_result);
+ break;
+ default:
+ gen_helper_evaluate_flags(cpu_env);
+ break;
+ }
+ break;
+ case CC_OP_FLAGS:
+ /* live. */
+ break;
+ case CC_OP_SUB:
+ case CC_OP_CMP:
+ if (dc->cc_size == 4) {
+ gen_helper_evaluate_flags_sub_4(cpu_PR[PR_CCS], cpu_env,
+ cpu_PR[PR_CCS], cc_src, cc_dest, cc_result);
+ } else {
+ gen_helper_evaluate_flags(cpu_env);
+ }
+
+ break;
+ default:
+ switch (dc->cc_size) {
+ case 4:
+ gen_helper_evaluate_flags_alu_4(cpu_PR[PR_CCS], cpu_env,
+ cpu_PR[PR_CCS], cc_src, cc_dest, cc_result);
+ break;
+ default:
+ gen_helper_evaluate_flags(cpu_env);
+ break;
}
- dc->flags_uptodate = 1;
+ break;
+ }
+
+ if (dc->flagx_known) {
+ if (dc->flags_x) {
+ tcg_gen_ori_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], X_FLAG);
+ } else if (dc->cc_op == CC_OP_FLAGS) {
+ tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~X_FLAG);
+ }
+ }
+ dc->flags_uptodate = 1;
}
static void cris_cc_mask(DisasContext *dc, unsigned int mask)
{
- uint32_t ovl;
+ uint32_t ovl;
- if (!mask) {
- dc->update_cc = 0;
- return;
- }
+ if (!mask) {
+ dc->update_cc = 0;
+ return;
+ }
- /* Check if we need to evaluate the condition codes due to
- CC overlaying. */
- ovl = (dc->cc_mask ^ mask) & ~mask;
- if (ovl) {
- /* TODO: optimize this case. It trigs all the time. */
- cris_evaluate_flags (dc);
- }
- dc->cc_mask = mask;
- dc->update_cc = 1;
+ /* Check if we need to evaluate the condition codes due to
+ CC overlaying. */
+ ovl = (dc->cc_mask ^ mask) & ~mask;
+ if (ovl) {
+ /* TODO: optimize this case. It trigs all the time. */
+ cris_evaluate_flags(dc);
+ }
+ dc->cc_mask = mask;
+ dc->update_cc = 1;
}
static void cris_update_cc_op(DisasContext *dc, int op, int size)
{
- dc->cc_op = op;
- dc->cc_size = size;
- dc->flags_uptodate = 0;
+ dc->cc_op = op;
+ dc->cc_size = size;
+ dc->flags_uptodate = 0;
}
static inline void cris_update_cc_x(DisasContext *dc)
{
- /* Save the x flag state at the time of the cc snapshot. */
- if (dc->flagx_known) {
- if (dc->cc_x_uptodate == (2 | dc->flags_x))
- return;
- tcg_gen_movi_tl(cc_x, dc->flags_x);
- dc->cc_x_uptodate = 2 | dc->flags_x;
- }
- else {
- tcg_gen_andi_tl(cc_x, cpu_PR[PR_CCS], X_FLAG);
- dc->cc_x_uptodate = 1;
- }
+ /* Save the x flag state at the time of the cc snapshot. */
+ if (dc->flagx_known) {
+ if (dc->cc_x_uptodate == (2 | dc->flags_x)) {
+ return;
+ }
+ tcg_gen_movi_tl(cc_x, dc->flags_x);
+ dc->cc_x_uptodate = 2 | dc->flags_x;
+ } else {
+ tcg_gen_andi_tl(cc_x, cpu_PR[PR_CCS], X_FLAG);
+ dc->cc_x_uptodate = 1;
+ }
}
/* Update cc prior to executing ALU op. Needs source operands untouched. */
static void cris_pre_alu_update_cc(DisasContext *dc, int op,
- TCGv dst, TCGv src, int size)
-{
- if (dc->update_cc) {
- cris_update_cc_op(dc, op, size);
- tcg_gen_mov_tl(cc_src, src);
-
- if (op != CC_OP_MOVE
- && op != CC_OP_AND
- && op != CC_OP_OR
- && op != CC_OP_XOR
- && op != CC_OP_ASR
- && op != CC_OP_LSR
- && op != CC_OP_LSL)
- tcg_gen_mov_tl(cc_dest, dst);
+ TCGv dst, TCGv src, int size)
+{
+ if (dc->update_cc) {
+ cris_update_cc_op(dc, op, size);
+ tcg_gen_mov_tl(cc_src, src);
+
+ if (op != CC_OP_MOVE
+ && op != CC_OP_AND
+ && op != CC_OP_OR
+ && op != CC_OP_XOR
+ && op != CC_OP_ASR
+ && op != CC_OP_LSR
+ && op != CC_OP_LSL) {
+ tcg_gen_mov_tl(cc_dest, dst);
+ }
- cris_update_cc_x(dc);
- }
+ cris_update_cc_x(dc);
+ }
}
/* Update cc after executing ALU op. needs the result. */
static inline void cris_update_result(DisasContext *dc, TCGv res)
{
- if (dc->update_cc)
- tcg_gen_mov_tl(cc_result, res);
+ if (dc->update_cc) {
+ tcg_gen_mov_tl(cc_result, res);
+ }
}
/* Returns one if the write back stage should execute. */
static void cris_alu_op_exec(DisasContext *dc, int op,
- TCGv dst, TCGv a, TCGv b, int size)
-{
- /* Emit the ALU insns. */
- switch (op)
- {
- case CC_OP_ADD:
- tcg_gen_add_tl(dst, a, b);
- /* Extended arithmetics. */
- t_gen_addx_carry(dc, dst);
- break;
- case CC_OP_ADDC:
- tcg_gen_add_tl(dst, a, b);
- t_gen_add_flag(dst, 0); /* C_FLAG. */
- break;
- case CC_OP_MCP:
- tcg_gen_add_tl(dst, a, b);
- t_gen_add_flag(dst, 8); /* R_FLAG. */
- break;
- case CC_OP_SUB:
- tcg_gen_sub_tl(dst, a, b);
- /* Extended arithmetics. */
- t_gen_subx_carry(dc, dst);
- break;
- case CC_OP_MOVE:
- tcg_gen_mov_tl(dst, b);
- break;
- case CC_OP_OR:
- tcg_gen_or_tl(dst, a, b);
- break;
- case CC_OP_AND:
- tcg_gen_and_tl(dst, a, b);
- break;
- case CC_OP_XOR:
- tcg_gen_xor_tl(dst, a, b);
- break;
- case CC_OP_LSL:
- t_gen_lsl(dst, a, b);
- break;
- case CC_OP_LSR:
- t_gen_lsr(dst, a, b);
- break;
- case CC_OP_ASR:
- t_gen_asr(dst, a, b);
- break;
- case CC_OP_NEG:
- tcg_gen_neg_tl(dst, b);
- /* Extended arithmetics. */
- t_gen_subx_carry(dc, dst);
- break;
- case CC_OP_LZ:
- gen_helper_lz(dst, b);
- break;
- case CC_OP_MULS:
- t_gen_muls(dst, cpu_PR[PR_MOF], a, b);
- break;
- case CC_OP_MULU:
- t_gen_mulu(dst, cpu_PR[PR_MOF], a, b);
- break;
- case CC_OP_DSTEP:
- t_gen_cris_dstep(dst, a, b);
- break;
- case CC_OP_MSTEP:
- t_gen_cris_mstep(dst, a, b, cpu_PR[PR_CCS]);
- break;
- case CC_OP_BOUND:
- {
- int l1;
- l1 = gen_new_label();
- tcg_gen_mov_tl(dst, a);
- tcg_gen_brcond_tl(TCG_COND_LEU, a, b, l1);
- tcg_gen_mov_tl(dst, b);
- gen_set_label(l1);
- }
- break;
- case CC_OP_CMP:
- tcg_gen_sub_tl(dst, a, b);
- /* Extended arithmetics. */
- t_gen_subx_carry(dc, dst);
- break;
- default:
- qemu_log("illegal ALU op.\n");
- BUG();
- break;
- }
-
- if (size == 1)
- tcg_gen_andi_tl(dst, dst, 0xff);
- else if (size == 2)
- tcg_gen_andi_tl(dst, dst, 0xffff);
+ TCGv dst, TCGv a, TCGv b, int size)
+{
+ /* Emit the ALU insns. */
+ switch (op) {
+ case CC_OP_ADD:
+ tcg_gen_add_tl(dst, a, b);
+ /* Extended arithmetics. */
+ t_gen_addx_carry(dc, dst);
+ break;
+ case CC_OP_ADDC:
+ tcg_gen_add_tl(dst, a, b);
+ t_gen_add_flag(dst, 0); /* C_FLAG. */
+ break;
+ case CC_OP_MCP:
+ tcg_gen_add_tl(dst, a, b);
+ t_gen_add_flag(dst, 8); /* R_FLAG. */
+ break;
+ case CC_OP_SUB:
+ tcg_gen_sub_tl(dst, a, b);
+ /* Extended arithmetics. */
+ t_gen_subx_carry(dc, dst);
+ break;
+ case CC_OP_MOVE:
+ tcg_gen_mov_tl(dst, b);
+ break;
+ case CC_OP_OR:
+ tcg_gen_or_tl(dst, a, b);
+ break;
+ case CC_OP_AND:
+ tcg_gen_and_tl(dst, a, b);
+ break;
+ case CC_OP_XOR:
+ tcg_gen_xor_tl(dst, a, b);
+ break;
+ case CC_OP_LSL:
+ t_gen_lsl(dst, a, b);
+ break;
+ case CC_OP_LSR:
+ t_gen_lsr(dst, a, b);
+ break;
+ case CC_OP_ASR:
+ t_gen_asr(dst, a, b);
+ break;
+ case CC_OP_NEG:
+ tcg_gen_neg_tl(dst, b);
+ /* Extended arithmetics. */
+ t_gen_subx_carry(dc, dst);
+ break;
+ case CC_OP_LZ:
+ gen_helper_lz(dst, b);
+ break;
+ case CC_OP_MULS:
+ t_gen_muls(dst, cpu_PR[PR_MOF], a, b);
+ break;
+ case CC_OP_MULU:
+ t_gen_mulu(dst, cpu_PR[PR_MOF], a, b);
+ break;
+ case CC_OP_DSTEP:
+ t_gen_cris_dstep(dst, a, b);
+ break;
+ case CC_OP_MSTEP:
+ t_gen_cris_mstep(dst, a, b, cpu_PR[PR_CCS]);
+ break;
+ case CC_OP_BOUND:
+ {
+ int l1;
+ l1 = gen_new_label();
+ tcg_gen_mov_tl(dst, a);
+ tcg_gen_brcond_tl(TCG_COND_LEU, a, b, l1);
+ tcg_gen_mov_tl(dst, b);
+ gen_set_label(l1);
+ }
+ break;
+ case CC_OP_CMP:
+ tcg_gen_sub_tl(dst, a, b);
+ /* Extended arithmetics. */
+ t_gen_subx_carry(dc, dst);
+ break;
+ default:
+ qemu_log("illegal ALU op.\n");
+ BUG();
+ break;
+ }
+
+ if (size == 1) {
+ tcg_gen_andi_tl(dst, dst, 0xff);
+ } else if (size == 2) {
+ tcg_gen_andi_tl(dst, dst, 0xffff);
+ }
}
static void cris_alu(DisasContext *dc, int op,
- TCGv d, TCGv op_a, TCGv op_b, int size)
+ TCGv d, TCGv op_a, TCGv op_b, int size)
{
- TCGv tmp;
- int writeback;
+ TCGv tmp;
+ int writeback;
- writeback = 1;
+ writeback = 1;
- if (op == CC_OP_CMP) {
- tmp = tcg_temp_new();
- writeback = 0;
- } else if (size == 4) {
- tmp = d;
- writeback = 0;
- } else
- tmp = tcg_temp_new();
+ if (op == CC_OP_CMP) {
+ tmp = tcg_temp_new();
+ writeback = 0;
+ } else if (size == 4) {
+ tmp = d;
+ writeback = 0;
+ } else {
+ tmp = tcg_temp_new();
+ }
- cris_pre_alu_update_cc(dc, op, op_a, op_b, size);
- cris_alu_op_exec(dc, op, tmp, op_a, op_b, size);
- cris_update_result(dc, tmp);
+ cris_pre_alu_update_cc(dc, op, op_a, op_b, size);
+ cris_alu_op_exec(dc, op, tmp, op_a, op_b, size);
+ cris_update_result(dc, tmp);
- /* Writeback. */
- if (writeback) {
- if (size == 1)
- tcg_gen_andi_tl(d, d, ~0xff);
- else
- tcg_gen_andi_tl(d, d, ~0xffff);
- tcg_gen_or_tl(d, d, tmp);
- }
- if (!TCGV_EQUAL(tmp, d))
- tcg_temp_free(tmp);
+ /* Writeback. */
+ if (writeback) {
+ if (size == 1) {
+ tcg_gen_andi_tl(d, d, ~0xff);
+ } else {
+ tcg_gen_andi_tl(d, d, ~0xffff);
+ }
+ tcg_gen_or_tl(d, d, tmp);
+ }
+ if (!TCGV_EQUAL(tmp, d)) {
+ tcg_temp_free(tmp);
+ }
}
static int arith_cc(DisasContext *dc)
{
- if (dc->update_cc) {
- switch (dc->cc_op) {
- case CC_OP_ADDC: return 1;
- case CC_OP_ADD: return 1;
- case CC_OP_SUB: return 1;
- case CC_OP_DSTEP: return 1;
- case CC_OP_LSL: return 1;
- case CC_OP_LSR: return 1;
- case CC_OP_ASR: return 1;
- case CC_OP_CMP: return 1;
- case CC_OP_NEG: return 1;
- case CC_OP_OR: return 1;
- case CC_OP_AND: return 1;
- case CC_OP_XOR: return 1;
- case CC_OP_MULU: return 1;
- case CC_OP_MULS: return 1;
- default:
- return 0;
- }
- }
- return 0;
+ if (dc->update_cc) {
+ switch (dc->cc_op) {
+ case CC_OP_ADDC: return 1;
+ case CC_OP_ADD: return 1;
+ case CC_OP_SUB: return 1;
+ case CC_OP_DSTEP: return 1;
+ case CC_OP_LSL: return 1;
+ case CC_OP_LSR: return 1;
+ case CC_OP_ASR: return 1;
+ case CC_OP_CMP: return 1;
+ case CC_OP_NEG: return 1;
+ case CC_OP_OR: return 1;
+ case CC_OP_AND: return 1;
+ case CC_OP_XOR: return 1;
+ case CC_OP_MULU: return 1;
+ case CC_OP_MULS: return 1;
+ default:
+ return 0;
+ }
+ }
+ return 0;
}
static void gen_tst_cc (DisasContext *dc, TCGv cc, int cond)
{
- int arith_opt, move_opt;
-
- /* TODO: optimize more condition codes. */
-
- /*
- * If the flags are live, we've gotta look into the bits of CCS.
- * Otherwise, if we just did an arithmetic operation we try to
- * evaluate the condition code faster.
- *
- * When this function is done, T0 should be non-zero if the condition
- * code is true.
- */
- arith_opt = arith_cc(dc) && !dc->flags_uptodate;
- move_opt = (dc->cc_op == CC_OP_MOVE);
- switch (cond) {
- case CC_EQ:
- if ((arith_opt || move_opt)
- && dc->cc_x_uptodate != (2 | X_FLAG)) {
- tcg_gen_setcond_tl(TCG_COND_EQ, cc,
- cc_result, tcg_const_tl(0));
- }
- else {
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cc,
- cpu_PR[PR_CCS], Z_FLAG);
- }
- break;
- case CC_NE:
- if ((arith_opt || move_opt)
- && dc->cc_x_uptodate != (2 | X_FLAG)) {
- tcg_gen_mov_tl(cc, cc_result);
- } else {
- cris_evaluate_flags(dc);
- tcg_gen_xori_tl(cc, cpu_PR[PR_CCS],
- Z_FLAG);
- tcg_gen_andi_tl(cc, cc, Z_FLAG);
- }
- break;
- case CC_CS:
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cc, cpu_PR[PR_CCS], C_FLAG);
- break;
- case CC_CC:
- cris_evaluate_flags(dc);
- tcg_gen_xori_tl(cc, cpu_PR[PR_CCS], C_FLAG);
- tcg_gen_andi_tl(cc, cc, C_FLAG);
- break;
- case CC_VS:
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cc, cpu_PR[PR_CCS], V_FLAG);
- break;
- case CC_VC:
- cris_evaluate_flags(dc);
- tcg_gen_xori_tl(cc, cpu_PR[PR_CCS],
- V_FLAG);
- tcg_gen_andi_tl(cc, cc, V_FLAG);
- break;
- case CC_PL:
- if (arith_opt || move_opt) {
- int bits = 31;
-
- if (dc->cc_size == 1)
- bits = 7;
- else if (dc->cc_size == 2)
- bits = 15;
-
- tcg_gen_shri_tl(cc, cc_result, bits);
- tcg_gen_xori_tl(cc, cc, 1);
- } else {
- cris_evaluate_flags(dc);
- tcg_gen_xori_tl(cc, cpu_PR[PR_CCS],
- N_FLAG);
- tcg_gen_andi_tl(cc, cc, N_FLAG);
- }
- break;
- case CC_MI:
- if (arith_opt || move_opt) {
- int bits = 31;
-
- if (dc->cc_size == 1)
- bits = 7;
- else if (dc->cc_size == 2)
- bits = 15;
-
- tcg_gen_shri_tl(cc, cc_result, bits);
- tcg_gen_andi_tl(cc, cc, 1);
- }
- else {
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cc, cpu_PR[PR_CCS],
- N_FLAG);
- }
- break;
- case CC_LS:
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cc, cpu_PR[PR_CCS],
- C_FLAG | Z_FLAG);
- break;
- case CC_HI:
- cris_evaluate_flags(dc);
- {
- TCGv tmp;
-
- tmp = tcg_temp_new();
- tcg_gen_xori_tl(tmp, cpu_PR[PR_CCS],
- C_FLAG | Z_FLAG);
- /* Overlay the C flag on top of the Z. */
- tcg_gen_shli_tl(cc, tmp, 2);
- tcg_gen_and_tl(cc, tmp, cc);
- tcg_gen_andi_tl(cc, cc, Z_FLAG);
-
- tcg_temp_free(tmp);
- }
- break;
- case CC_GE:
- cris_evaluate_flags(dc);
- /* Overlay the V flag on top of the N. */
- tcg_gen_shli_tl(cc, cpu_PR[PR_CCS], 2);
- tcg_gen_xor_tl(cc,
- cpu_PR[PR_CCS], cc);
- tcg_gen_andi_tl(cc, cc, N_FLAG);
- tcg_gen_xori_tl(cc, cc, N_FLAG);
- break;
- case CC_LT:
- cris_evaluate_flags(dc);
- /* Overlay the V flag on top of the N. */
- tcg_gen_shli_tl(cc, cpu_PR[PR_CCS], 2);
- tcg_gen_xor_tl(cc,
- cpu_PR[PR_CCS], cc);
- tcg_gen_andi_tl(cc, cc, N_FLAG);
- break;
- case CC_GT:
- cris_evaluate_flags(dc);
- {
- TCGv n, z;
-
- n = tcg_temp_new();
- z = tcg_temp_new();
-
- /* To avoid a shift we overlay everything on
- the V flag. */
- tcg_gen_shri_tl(n, cpu_PR[PR_CCS], 2);
- tcg_gen_shri_tl(z, cpu_PR[PR_CCS], 1);
- /* invert Z. */
- tcg_gen_xori_tl(z, z, 2);
-
- tcg_gen_xor_tl(n, n, cpu_PR[PR_CCS]);
- tcg_gen_xori_tl(n, n, 2);
- tcg_gen_and_tl(cc, z, n);
- tcg_gen_andi_tl(cc, cc, 2);
-
- tcg_temp_free(n);
- tcg_temp_free(z);
- }
- break;
- case CC_LE:
- cris_evaluate_flags(dc);
- {
- TCGv n, z;
-
- n = tcg_temp_new();
- z = tcg_temp_new();
-
- /* To avoid a shift we overlay everything on
- the V flag. */
- tcg_gen_shri_tl(n, cpu_PR[PR_CCS], 2);
- tcg_gen_shri_tl(z, cpu_PR[PR_CCS], 1);
-
- tcg_gen_xor_tl(n, n, cpu_PR[PR_CCS]);
- tcg_gen_or_tl(cc, z, n);
- tcg_gen_andi_tl(cc, cc, 2);
-
- tcg_temp_free(n);
- tcg_temp_free(z);
- }
- break;
- case CC_P:
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cc, cpu_PR[PR_CCS], P_FLAG);
- break;
- case CC_A:
- tcg_gen_movi_tl(cc, 1);
- break;
- default:
- BUG();
- break;
- };
+ int arith_opt, move_opt;
+
+ /* TODO: optimize more condition codes. */
+
+ /*
+ * If the flags are live, we've gotta look into the bits of CCS.
+ * Otherwise, if we just did an arithmetic operation we try to
+ * evaluate the condition code faster.
+ *
+ * When this function is done, T0 should be non-zero if the condition
+ * code is true.
+ */
+ arith_opt = arith_cc(dc) && !dc->flags_uptodate;
+ move_opt = (dc->cc_op == CC_OP_MOVE);
+ switch (cond) {
+ case CC_EQ:
+ if ((arith_opt || move_opt)
+ && dc->cc_x_uptodate != (2 | X_FLAG)) {
+ tcg_gen_setcond_tl(TCG_COND_EQ, cc,
+ cc_result, tcg_const_tl(0));
+ } else {
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cc,
+ cpu_PR[PR_CCS], Z_FLAG);
+ }
+ break;
+ case CC_NE:
+ if ((arith_opt || move_opt)
+ && dc->cc_x_uptodate != (2 | X_FLAG)) {
+ tcg_gen_mov_tl(cc, cc_result);
+ } else {
+ cris_evaluate_flags(dc);
+ tcg_gen_xori_tl(cc, cpu_PR[PR_CCS],
+ Z_FLAG);
+ tcg_gen_andi_tl(cc, cc, Z_FLAG);
+ }
+ break;
+ case CC_CS:
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cc, cpu_PR[PR_CCS], C_FLAG);
+ break;
+ case CC_CC:
+ cris_evaluate_flags(dc);
+ tcg_gen_xori_tl(cc, cpu_PR[PR_CCS], C_FLAG);
+ tcg_gen_andi_tl(cc, cc, C_FLAG);
+ break;
+ case CC_VS:
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cc, cpu_PR[PR_CCS], V_FLAG);
+ break;
+ case CC_VC:
+ cris_evaluate_flags(dc);
+ tcg_gen_xori_tl(cc, cpu_PR[PR_CCS],
+ V_FLAG);
+ tcg_gen_andi_tl(cc, cc, V_FLAG);
+ break;
+ case CC_PL:
+ if (arith_opt || move_opt) {
+ int bits = 31;
+
+ if (dc->cc_size == 1) {
+ bits = 7;
+ } else if (dc->cc_size == 2) {
+ bits = 15;
+ }
+
+ tcg_gen_shri_tl(cc, cc_result, bits);
+ tcg_gen_xori_tl(cc, cc, 1);
+ } else {
+ cris_evaluate_flags(dc);
+ tcg_gen_xori_tl(cc, cpu_PR[PR_CCS],
+ N_FLAG);
+ tcg_gen_andi_tl(cc, cc, N_FLAG);
+ }
+ break;
+ case CC_MI:
+ if (arith_opt || move_opt) {
+ int bits = 31;
+
+ if (dc->cc_size == 1) {
+ bits = 7;
+ } else if (dc->cc_size == 2) {
+ bits = 15;
+ }
+
+ tcg_gen_shri_tl(cc, cc_result, bits);
+ tcg_gen_andi_tl(cc, cc, 1);
+ } else {
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cc, cpu_PR[PR_CCS],
+ N_FLAG);
+ }
+ break;
+ case CC_LS:
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cc, cpu_PR[PR_CCS],
+ C_FLAG | Z_FLAG);
+ break;
+ case CC_HI:
+ cris_evaluate_flags(dc);
+ {
+ TCGv tmp;
+
+ tmp = tcg_temp_new();
+ tcg_gen_xori_tl(tmp, cpu_PR[PR_CCS],
+ C_FLAG | Z_FLAG);
+ /* Overlay the C flag on top of the Z. */
+ tcg_gen_shli_tl(cc, tmp, 2);
+ tcg_gen_and_tl(cc, tmp, cc);
+ tcg_gen_andi_tl(cc, cc, Z_FLAG);
+
+ tcg_temp_free(tmp);
+ }
+ break;
+ case CC_GE:
+ cris_evaluate_flags(dc);
+ /* Overlay the V flag on top of the N. */
+ tcg_gen_shli_tl(cc, cpu_PR[PR_CCS], 2);
+ tcg_gen_xor_tl(cc,
+ cpu_PR[PR_CCS], cc);
+ tcg_gen_andi_tl(cc, cc, N_FLAG);
+ tcg_gen_xori_tl(cc, cc, N_FLAG);
+ break;
+ case CC_LT:
+ cris_evaluate_flags(dc);
+ /* Overlay the V flag on top of the N. */
+ tcg_gen_shli_tl(cc, cpu_PR[PR_CCS], 2);
+ tcg_gen_xor_tl(cc,
+ cpu_PR[PR_CCS], cc);
+ tcg_gen_andi_tl(cc, cc, N_FLAG);
+ break;
+ case CC_GT:
+ cris_evaluate_flags(dc);
+ {
+ TCGv n, z;
+
+ n = tcg_temp_new();
+ z = tcg_temp_new();
+
+ /* To avoid a shift we overlay everything on
+ the V flag. */
+ tcg_gen_shri_tl(n, cpu_PR[PR_CCS], 2);
+ tcg_gen_shri_tl(z, cpu_PR[PR_CCS], 1);
+ /* invert Z. */
+ tcg_gen_xori_tl(z, z, 2);
+
+ tcg_gen_xor_tl(n, n, cpu_PR[PR_CCS]);
+ tcg_gen_xori_tl(n, n, 2);
+ tcg_gen_and_tl(cc, z, n);
+ tcg_gen_andi_tl(cc, cc, 2);
+
+ tcg_temp_free(n);
+ tcg_temp_free(z);
+ }
+ break;
+ case CC_LE:
+ cris_evaluate_flags(dc);
+ {
+ TCGv n, z;
+
+ n = tcg_temp_new();
+ z = tcg_temp_new();
+
+ /* To avoid a shift we overlay everything on
+ the V flag. */
+ tcg_gen_shri_tl(n, cpu_PR[PR_CCS], 2);
+ tcg_gen_shri_tl(z, cpu_PR[PR_CCS], 1);
+
+ tcg_gen_xor_tl(n, n, cpu_PR[PR_CCS]);
+ tcg_gen_or_tl(cc, z, n);
+ tcg_gen_andi_tl(cc, cc, 2);
+
+ tcg_temp_free(n);
+ tcg_temp_free(z);
+ }
+ break;
+ case CC_P:
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cc, cpu_PR[PR_CCS], P_FLAG);
+ break;
+ case CC_A:
+ tcg_gen_movi_tl(cc, 1);
+ break;
+ default:
+ BUG();
+ break;
+ };
}
static void cris_store_direct_jmp(DisasContext *dc)
{
- /* Store the direct jmp state into the cpu-state. */
- if (dc->jmp == JMP_DIRECT || dc->jmp == JMP_DIRECT_CC) {
- if (dc->jmp == JMP_DIRECT) {
- tcg_gen_movi_tl(env_btaken, 1);
- }
- tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
- dc->jmp = JMP_INDIRECT;
- }
+ /* Store the direct jmp state into the cpu-state. */
+ if (dc->jmp == JMP_DIRECT || dc->jmp == JMP_DIRECT_CC) {
+ if (dc->jmp == JMP_DIRECT) {
+ tcg_gen_movi_tl(env_btaken, 1);
+ }
+ tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
+ dc->jmp = JMP_INDIRECT;
+ }
}
static void cris_prepare_cc_branch (DisasContext *dc,
- int offset, int cond)
+ int offset, int cond)
{
- /* This helps us re-schedule the micro-code to insns in delay-slots
- before the actual jump. */
- dc->delayed_branch = 2;
- dc->jmp = JMP_DIRECT_CC;
- dc->jmp_pc = dc->pc + offset;
+ /* This helps us re-schedule the micro-code to insns in delay-slots
+ before the actual jump. */
+ dc->delayed_branch = 2;
+ dc->jmp = JMP_DIRECT_CC;
+ dc->jmp_pc = dc->pc + offset;
- gen_tst_cc (dc, env_btaken, cond);
- tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
+ gen_tst_cc(dc, env_btaken, cond);
+ tcg_gen_movi_tl(env_btarget, dc->jmp_pc);
}
@@ -1140,199 +1154,207 @@ static void cris_prepare_cc_branch (DisasContext *dc,
when the dest addr is constant to allow tb chaining. */
static inline void cris_prepare_jmp (DisasContext *dc, unsigned int type)
{
- /* This helps us re-schedule the micro-code to insns in delay-slots
- before the actual jump. */
- dc->delayed_branch = 2;
- dc->jmp = type;
- if (type == JMP_INDIRECT) {
- tcg_gen_movi_tl(env_btaken, 1);
- }
+ /* This helps us re-schedule the micro-code to insns in delay-slots
+ before the actual jump. */
+ dc->delayed_branch = 2;
+ dc->jmp = type;
+ if (type == JMP_INDIRECT) {
+ tcg_gen_movi_tl(env_btaken, 1);
+ }
}
static void gen_load64(DisasContext *dc, TCGv_i64 dst, TCGv addr)
{
- int mem_index = cpu_mmu_index(dc->env);
+ int mem_index = cpu_mmu_index(dc->env);
- /* If we get a fault on a delayslot we must keep the jmp state in
- the cpu-state to be able to re-execute the jmp. */
- if (dc->delayed_branch == 1)
- cris_store_direct_jmp(dc);
+ /* If we get a fault on a delayslot we must keep the jmp state in
+ the cpu-state to be able to re-execute the jmp. */
+ if (dc->delayed_branch == 1) {
+ cris_store_direct_jmp(dc);
+ }
- tcg_gen_qemu_ld64(dst, addr, mem_index);
+ tcg_gen_qemu_ld64(dst, addr, mem_index);
}
static void gen_load(DisasContext *dc, TCGv dst, TCGv addr,
- unsigned int size, int sign)
-{
- int mem_index = cpu_mmu_index(dc->env);
-
- /* If we get a fault on a delayslot we must keep the jmp state in
- the cpu-state to be able to re-execute the jmp. */
- if (dc->delayed_branch == 1)
- cris_store_direct_jmp(dc);
-
- if (size == 1) {
- if (sign)
- tcg_gen_qemu_ld8s(dst, addr, mem_index);
- else
- tcg_gen_qemu_ld8u(dst, addr, mem_index);
- }
- else if (size == 2) {
- if (sign)
- tcg_gen_qemu_ld16s(dst, addr, mem_index);
- else
- tcg_gen_qemu_ld16u(dst, addr, mem_index);
- }
- else if (size == 4) {
- tcg_gen_qemu_ld32u(dst, addr, mem_index);
- }
- else {
- abort();
- }
+ unsigned int size, int sign)
+{
+ int mem_index = cpu_mmu_index(dc->env);
+
+ /* If we get a fault on a delayslot we must keep the jmp state in
+ the cpu-state to be able to re-execute the jmp. */
+ if (dc->delayed_branch == 1) {
+ cris_store_direct_jmp(dc);
+ }
+
+ if (size == 1) {
+ if (sign) {
+ tcg_gen_qemu_ld8s(dst, addr, mem_index);
+ } else {
+ tcg_gen_qemu_ld8u(dst, addr, mem_index);
+ }
+ } else if (size == 2) {
+ if (sign) {
+ tcg_gen_qemu_ld16s(dst, addr, mem_index);
+ } else {
+ tcg_gen_qemu_ld16u(dst, addr, mem_index);
+ }
+ } else if (size == 4) {
+ tcg_gen_qemu_ld32u(dst, addr, mem_index);
+ } else {
+ abort();
+ }
}
static void gen_store (DisasContext *dc, TCGv addr, TCGv val,
- unsigned int size)
+ unsigned int size)
{
- int mem_index = cpu_mmu_index(dc->env);
+ int mem_index = cpu_mmu_index(dc->env);
- /* If we get a fault on a delayslot we must keep the jmp state in
- the cpu-state to be able to re-execute the jmp. */
- if (dc->delayed_branch == 1)
- cris_store_direct_jmp(dc);
+ /* If we get a fault on a delayslot we must keep the jmp state in
+ the cpu-state to be able to re-execute the jmp. */
+ if (dc->delayed_branch == 1) {
+ cris_store_direct_jmp(dc);
+ }
- /* Conditional writes. We only support the kind were X and P are known
- at translation time. */
- if (dc->flagx_known && dc->flags_x && (dc->tb_flags & P_FLAG)) {
- dc->postinc = 0;
- cris_evaluate_flags(dc);
- tcg_gen_ori_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], C_FLAG);
- return;
- }
+ /* Conditional writes. We only support the kind were X and P are known
+ at translation time. */
+ if (dc->flagx_known && dc->flags_x && (dc->tb_flags & P_FLAG)) {
+ dc->postinc = 0;
+ cris_evaluate_flags(dc);
+ tcg_gen_ori_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], C_FLAG);
+ return;
+ }
- if (size == 1)
- tcg_gen_qemu_st8(val, addr, mem_index);
- else if (size == 2)
- tcg_gen_qemu_st16(val, addr, mem_index);
- else
- tcg_gen_qemu_st32(val, addr, mem_index);
+ if (size == 1) {
+ tcg_gen_qemu_st8(val, addr, mem_index);
+ } else if (size == 2) {
+ tcg_gen_qemu_st16(val, addr, mem_index);
+ } else {
+ tcg_gen_qemu_st32(val, addr, mem_index);
+ }
- if (dc->flagx_known && dc->flags_x) {
- cris_evaluate_flags(dc);
- tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~C_FLAG);
- }
+ if (dc->flagx_known && dc->flags_x) {
+ cris_evaluate_flags(dc);
+ tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~C_FLAG);
+ }
}
static inline void t_gen_sext(TCGv d, TCGv s, int size)
{
- if (size == 1)
- tcg_gen_ext8s_i32(d, s);
- else if (size == 2)
- tcg_gen_ext16s_i32(d, s);
- else if(!TCGV_EQUAL(d, s))
- tcg_gen_mov_tl(d, s);
+ if (size == 1) {
+ tcg_gen_ext8s_i32(d, s);
+ } else if (size == 2) {
+ tcg_gen_ext16s_i32(d, s);
+ } else if (!TCGV_EQUAL(d, s)) {
+ tcg_gen_mov_tl(d, s);
+ }
}
static inline void t_gen_zext(TCGv d, TCGv s, int size)
{
- if (size == 1)
- tcg_gen_ext8u_i32(d, s);
- else if (size == 2)
- tcg_gen_ext16u_i32(d, s);
- else if (!TCGV_EQUAL(d, s))
- tcg_gen_mov_tl(d, s);
+ if (size == 1) {
+ tcg_gen_ext8u_i32(d, s);
+ } else if (size == 2) {
+ tcg_gen_ext16u_i32(d, s);
+ } else if (!TCGV_EQUAL(d, s)) {
+ tcg_gen_mov_tl(d, s);
+ }
}
#if DISAS_CRIS
static char memsize_char(int size)
{
- switch (size)
- {
- case 1: return 'b'; break;
- case 2: return 'w'; break;
- case 4: return 'd'; break;
- default:
- return 'x';
- break;
- }
+ switch (size) {
+ case 1: return 'b'; break;
+ case 2: return 'w'; break;
+ case 4: return 'd'; break;
+ default:
+ return 'x';
+ break;
+ }
}
#endif
static inline unsigned int memsize_z(DisasContext *dc)
{
- return dc->zsize + 1;
+ return dc->zsize + 1;
}
static inline unsigned int memsize_zz(DisasContext *dc)
{
- switch (dc->zzsize)
- {
- case 0: return 1;
- case 1: return 2;
- default:
- return 4;
- }
+ switch (dc->zzsize) {
+ case 0: return 1;
+ case 1: return 2;
+ default:
+ return 4;
+ }
}
static inline void do_postinc (DisasContext *dc, int size)
{
- if (dc->postinc)
- tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], size);
+ if (dc->postinc) {
+ tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], size);
+ }
}
static inline void dec_prep_move_r(DisasContext *dc, int rs, int rd,
- int size, int s_ext, TCGv dst)
+ int size, int s_ext, TCGv dst)
{
- if (s_ext)
- t_gen_sext(dst, cpu_R[rs], size);
- else
- t_gen_zext(dst, cpu_R[rs], size);
+ if (s_ext) {
+ t_gen_sext(dst, cpu_R[rs], size);
+ } else {
+ t_gen_zext(dst, cpu_R[rs], size);
+ }
}
/* Prepare T0 and T1 for a register alu operation.
s_ext decides if the operand1 should be sign-extended or zero-extended when
needed. */
static void dec_prep_alu_r(DisasContext *dc, int rs, int rd,
- int size, int s_ext, TCGv dst, TCGv src)
+ int size, int s_ext, TCGv dst, TCGv src)
{
- dec_prep_move_r(dc, rs, rd, size, s_ext, src);
+ dec_prep_move_r(dc, rs, rd, size, s_ext, src);
- if (s_ext)
- t_gen_sext(dst, cpu_R[rd], size);
- else
- t_gen_zext(dst, cpu_R[rd], size);
+ if (s_ext) {
+ t_gen_sext(dst, cpu_R[rd], size);
+ } else {
+ t_gen_zext(dst, cpu_R[rd], size);
+ }
}
static int dec_prep_move_m(CPUCRISState *env, DisasContext *dc,
int s_ext, int memsize, TCGv dst)
{
- unsigned int rs;
- uint32_t imm;
- int is_imm;
- int insn_len = 2;
-
- rs = dc->op1;
- is_imm = rs == 15 && dc->postinc;
-
- /* Load [$rs] onto T1. */
- if (is_imm) {
- insn_len = 2 + memsize;
- if (memsize == 1)
- insn_len++;
-
- imm = cris_fetch(env, dc, dc->pc + 2, memsize, s_ext);
- tcg_gen_movi_tl(dst, imm);
- dc->postinc = 0;
- } else {
- cris_flush_cc_state(dc);
- gen_load(dc, dst, cpu_R[rs], memsize, 0);
- if (s_ext)
- t_gen_sext(dst, dst, memsize);
- else
- t_gen_zext(dst, dst, memsize);
- }
- return insn_len;
+ unsigned int rs;
+ uint32_t imm;
+ int is_imm;
+ int insn_len = 2;
+
+ rs = dc->op1;
+ is_imm = rs == 15 && dc->postinc;
+
+ /* Load [$rs] onto T1. */
+ if (is_imm) {
+ insn_len = 2 + memsize;
+ if (memsize == 1) {
+ insn_len++;
+ }
+
+ imm = cris_fetch(env, dc, dc->pc + 2, memsize, s_ext);
+ tcg_gen_movi_tl(dst, imm);
+ dc->postinc = 0;
+ } else {
+ cris_flush_cc_state(dc);
+ gen_load(dc, dst, cpu_R[rs], memsize, 0);
+ if (s_ext) {
+ t_gen_sext(dst, dst, memsize);
+ } else {
+ t_gen_zext(dst, dst, memsize);
+ }
+ }
+ return insn_len;
}
/* Prepare T0 and T1 for a memory + alu operation.
@@ -1341,22 +1363,22 @@ static int dec_prep_move_m(CPUCRISState *env, DisasContext *dc,
static int dec_prep_alu_m(CPUCRISState *env, DisasContext *dc,
int s_ext, int memsize, TCGv dst, TCGv src)
{
- int insn_len;
+ int insn_len;
- insn_len = dec_prep_move_m(env, dc, s_ext, memsize, src);
- tcg_gen_mov_tl(dst, cpu_R[dc->op2]);
- return insn_len;
+ insn_len = dec_prep_move_m(env, dc, s_ext, memsize, src);
+ tcg_gen_mov_tl(dst, cpu_R[dc->op2]);
+ return insn_len;
}
#if DISAS_CRIS
static const char *cc_name(int cc)
{
- static const char *cc_names[16] = {
- "cc", "cs", "ne", "eq", "vc", "vs", "pl", "mi",
- "ls", "hi", "ge", "lt", "gt", "le", "a", "p"
- };
- assert(cc < 16);
- return cc_names[cc];
+ static const char *cc_names[16] = {
+ "cc", "cs", "ne", "eq", "vc", "vs", "pl", "mi",
+ "ls", "hi", "ge", "lt", "gt", "le", "a", "p"
+ };
+ assert(cc < 16);
+ return cc_names[cc];
}
#endif
@@ -1364,1773 +1386,1781 @@ static const char *cc_name(int cc)
static int dec_bccq(CPUCRISState *env, DisasContext *dc)
{
- int32_t offset;
- int sign;
- uint32_t cond = dc->op2;
+ int32_t offset;
+ int sign;
+ uint32_t cond = dc->op2;
- offset = EXTRACT_FIELD (dc->ir, 1, 7);
- sign = EXTRACT_FIELD(dc->ir, 0, 0);
+ offset = EXTRACT_FIELD(dc->ir, 1, 7);
+ sign = EXTRACT_FIELD(dc->ir, 0, 0);
- offset *= 2;
- offset |= sign << 8;
- offset = sign_extend(offset, 8);
+ offset *= 2;
+ offset |= sign << 8;
+ offset = sign_extend(offset, 8);
- LOG_DIS("b%s %x\n", cc_name(cond), dc->pc + offset);
+ LOG_DIS("b%s %x\n", cc_name(cond), dc->pc + offset);
- /* op2 holds the condition-code. */
- cris_cc_mask(dc, 0);
- cris_prepare_cc_branch (dc, offset, cond);
- return 2;
+ /* op2 holds the condition-code. */
+ cris_cc_mask(dc, 0);
+ cris_prepare_cc_branch(dc, offset, cond);
+ return 2;
}
static int dec_addoq(CPUCRISState *env, DisasContext *dc)
{
- int32_t imm;
+ int32_t imm;
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 7);
- imm = sign_extend(dc->op1, 7);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 7);
+ imm = sign_extend(dc->op1, 7);
- LOG_DIS("addoq %d, $r%u\n", imm, dc->op2);
- cris_cc_mask(dc, 0);
- /* Fetch register operand, */
- tcg_gen_addi_tl(cpu_R[R_ACR], cpu_R[dc->op2], imm);
+ LOG_DIS("addoq %d, $r%u\n", imm, dc->op2);
+ cris_cc_mask(dc, 0);
+ /* Fetch register operand, */
+ tcg_gen_addi_tl(cpu_R[R_ACR], cpu_R[dc->op2], imm);
- return 2;
+ return 2;
}
static int dec_addq(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("addq %u, $r%u\n", dc->op1, dc->op2);
+ LOG_DIS("addq %u, $r%u\n", dc->op1, dc->op2);
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
- cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_ADD,
- cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(dc->op1), 4);
- return 2;
+ cris_alu(dc, CC_OP_ADD,
+ cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(dc->op1), 4);
+ return 2;
}
static int dec_moveq(CPUCRISState *env, DisasContext *dc)
{
- uint32_t imm;
+ uint32_t imm;
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
- imm = sign_extend(dc->op1, 5);
- LOG_DIS("moveq %d, $r%u\n", imm, dc->op2);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
+ imm = sign_extend(dc->op1, 5);
+ LOG_DIS("moveq %d, $r%u\n", imm, dc->op2);
- tcg_gen_movi_tl(cpu_R[dc->op2], imm);
- return 2;
+ tcg_gen_movi_tl(cpu_R[dc->op2], imm);
+ return 2;
}
static int dec_subq(CPUCRISState *env, DisasContext *dc)
{
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
- LOG_DIS("subq %u, $r%u\n", dc->op1, dc->op2);
+ LOG_DIS("subq %u, $r%u\n", dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_SUB,
- cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(dc->op1), 4);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_SUB,
+ cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(dc->op1), 4);
+ return 2;
}
static int dec_cmpq(CPUCRISState *env, DisasContext *dc)
{
- uint32_t imm;
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
- imm = sign_extend(dc->op1, 5);
+ uint32_t imm;
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
+ imm = sign_extend(dc->op1, 5);
- LOG_DIS("cmpq %d, $r%d\n", imm, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
+ LOG_DIS("cmpq %d, $r%d\n", imm, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_CMP,
- cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
- return 2;
+ cris_alu(dc, CC_OP_CMP,
+ cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
+ return 2;
}
static int dec_andq(CPUCRISState *env, DisasContext *dc)
{
- uint32_t imm;
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
- imm = sign_extend(dc->op1, 5);
+ uint32_t imm;
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
+ imm = sign_extend(dc->op1, 5);
- LOG_DIS("andq %d, $r%d\n", imm, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ LOG_DIS("andq %d, $r%d\n", imm, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_AND,
- cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
- return 2;
+ cris_alu(dc, CC_OP_AND,
+ cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
+ return 2;
}
static int dec_orq(CPUCRISState *env, DisasContext *dc)
{
- uint32_t imm;
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
- imm = sign_extend(dc->op1, 5);
- LOG_DIS("orq %d, $r%d\n", imm, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ uint32_t imm;
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 5);
+ imm = sign_extend(dc->op1, 5);
+ LOG_DIS("orq %d, $r%d\n", imm, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_OR,
- cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
- return 2;
+ cris_alu(dc, CC_OP_OR,
+ cpu_R[dc->op2], cpu_R[dc->op2], tcg_const_tl(imm), 4);
+ return 2;
}
static int dec_btstq(CPUCRISState *env, DisasContext *dc)
{
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
- LOG_DIS("btstq %u, $r%d\n", dc->op1, dc->op2);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
+ LOG_DIS("btstq %u, $r%d\n", dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_evaluate_flags(dc);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_evaluate_flags(dc);
gen_helper_btst(cpu_PR[PR_CCS], cpu_env, cpu_R[dc->op2],
- tcg_const_tl(dc->op1), cpu_PR[PR_CCS]);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op2], 4);
- cris_update_cc_op(dc, CC_OP_FLAGS, 4);
- dc->flags_uptodate = 1;
- return 2;
+ tcg_const_tl(dc->op1), cpu_PR[PR_CCS]);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op2], 4);
+ cris_update_cc_op(dc, CC_OP_FLAGS, 4);
+ dc->flags_uptodate = 1;
+ return 2;
}
static int dec_asrq(CPUCRISState *env, DisasContext *dc)
{
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
- LOG_DIS("asrq %u, $r%d\n", dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
+ LOG_DIS("asrq %u, $r%d\n", dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
- tcg_gen_sari_tl(cpu_R[dc->op2], cpu_R[dc->op2], dc->op1);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2],
- cpu_R[dc->op2], cpu_R[dc->op2], 4);
- return 2;
+ tcg_gen_sari_tl(cpu_R[dc->op2], cpu_R[dc->op2], dc->op1);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2],
+ cpu_R[dc->op2], cpu_R[dc->op2], 4);
+ return 2;
}
static int dec_lslq(CPUCRISState *env, DisasContext *dc)
{
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
- LOG_DIS("lslq %u, $r%d\n", dc->op1, dc->op2);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
+ LOG_DIS("lslq %u, $r%d\n", dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ cris_cc_mask(dc, CC_MASK_NZ);
- tcg_gen_shli_tl(cpu_R[dc->op2], cpu_R[dc->op2], dc->op1);
+ tcg_gen_shli_tl(cpu_R[dc->op2], cpu_R[dc->op2], dc->op1);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2],
- cpu_R[dc->op2], cpu_R[dc->op2], 4);
- return 2;
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2],
+ cpu_R[dc->op2], cpu_R[dc->op2], 4);
+ return 2;
}
static int dec_lsrq(CPUCRISState *env, DisasContext *dc)
{
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
- LOG_DIS("lsrq %u, $r%d\n", dc->op1, dc->op2);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 4);
+ LOG_DIS("lsrq %u, $r%d\n", dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ cris_cc_mask(dc, CC_MASK_NZ);
- tcg_gen_shri_tl(cpu_R[dc->op2], cpu_R[dc->op2], dc->op1);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2],
- cpu_R[dc->op2], cpu_R[dc->op2], 4);
- return 2;
+ tcg_gen_shri_tl(cpu_R[dc->op2], cpu_R[dc->op2], dc->op1);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2],
+ cpu_R[dc->op2], cpu_R[dc->op2], 4);
+ return 2;
}
static int dec_move_r(CPUCRISState *env, DisasContext *dc)
{
- int size = memsize_zz(dc);
-
- LOG_DIS("move.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
-
- cris_cc_mask(dc, CC_MASK_NZ);
- if (size == 4) {
- dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, cpu_R[dc->op2]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_update_cc_op(dc, CC_OP_MOVE, 4);
- cris_update_cc_x(dc);
- cris_update_result(dc, cpu_R[dc->op2]);
- }
- else {
- TCGv t0;
-
- t0 = tcg_temp_new();
- dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, t0);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2],
- cpu_R[dc->op2], t0, size);
- tcg_temp_free(t0);
- }
- return 2;
+ int size = memsize_zz(dc);
+
+ LOG_DIS("move.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+
+ cris_cc_mask(dc, CC_MASK_NZ);
+ if (size == 4) {
+ dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, cpu_R[dc->op2]);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_update_cc_op(dc, CC_OP_MOVE, 4);
+ cris_update_cc_x(dc);
+ cris_update_result(dc, cpu_R[dc->op2]);
+ } else {
+ TCGv t0;
+
+ t0 = tcg_temp_new();
+ dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, t0);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2],
+ cpu_R[dc->op2], t0, size);
+ tcg_temp_free(t0);
+ }
+ return 2;
}
static int dec_scc_r(CPUCRISState *env, DisasContext *dc)
{
- int cond = dc->op2;
+ int cond = dc->op2;
- LOG_DIS("s%s $r%u\n",
- cc_name(cond), dc->op1);
+ LOG_DIS("s%s $r%u\n",
+ cc_name(cond), dc->op1);
- if (cond != CC_A)
- {
- int l1;
+ if (cond != CC_A) {
+ int l1;
- gen_tst_cc (dc, cpu_R[dc->op1], cond);
- l1 = gen_new_label();
- tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_R[dc->op1], 0, l1);
- tcg_gen_movi_tl(cpu_R[dc->op1], 1);
- gen_set_label(l1);
- }
- else
- tcg_gen_movi_tl(cpu_R[dc->op1], 1);
+ gen_tst_cc(dc, cpu_R[dc->op1], cond);
+ l1 = gen_new_label();
+ tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_R[dc->op1], 0, l1);
+ tcg_gen_movi_tl(cpu_R[dc->op1], 1);
+ gen_set_label(l1);
+ } else {
+ tcg_gen_movi_tl(cpu_R[dc->op1], 1);
+ }
- cris_cc_mask(dc, 0);
- return 2;
+ cris_cc_mask(dc, 0);
+ return 2;
}
static inline void cris_alu_alloc_temps(DisasContext *dc, int size, TCGv *t)
{
- if (size == 4) {
- t[0] = cpu_R[dc->op2];
- t[1] = cpu_R[dc->op1];
- } else {
- t[0] = tcg_temp_new();
- t[1] = tcg_temp_new();
- }
+ if (size == 4) {
+ t[0] = cpu_R[dc->op2];
+ t[1] = cpu_R[dc->op1];
+ } else {
+ t[0] = tcg_temp_new();
+ t[1] = tcg_temp_new();
+ }
}
static inline void cris_alu_free_temps(DisasContext *dc, int size, TCGv *t)
{
- if (size != 4) {
- tcg_temp_free(t[0]);
- tcg_temp_free(t[1]);
- }
+ if (size != 4) {
+ tcg_temp_free(t[0]);
+ tcg_temp_free(t[1]);
+ }
}
static int dec_and_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
+ TCGv t[2];
+ int size = memsize_zz(dc);
- LOG_DIS("and.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
+ LOG_DIS("and.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_AND, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ cris_alu(dc, CC_OP_AND, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_lz_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- LOG_DIS("lz $r%u, $r%u\n",
- dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- t0 = tcg_temp_new();
- dec_prep_alu_r(dc, dc->op1, dc->op2, 4, 0, cpu_R[dc->op2], t0);
- cris_alu(dc, CC_OP_LZ, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ TCGv t0;
+ LOG_DIS("lz $r%u, $r%u\n",
+ dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ t0 = tcg_temp_new();
+ dec_prep_alu_r(dc, dc->op1, dc->op2, 4, 0, cpu_R[dc->op2], t0);
+ cris_alu(dc, CC_OP_LZ, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
static int dec_lsl_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
+ TCGv t[2];
+ int size = memsize_zz(dc);
- LOG_DIS("lsl.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
+ LOG_DIS("lsl.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- tcg_gen_andi_tl(t[1], t[1], 63);
- cris_alu(dc, CC_OP_LSL, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_alloc_temps(dc, size, t);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ tcg_gen_andi_tl(t[1], t[1], 63);
+ cris_alu(dc, CC_OP_LSL, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_alloc_temps(dc, size, t);
+ return 2;
}
static int dec_lsr_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
+ TCGv t[2];
+ int size = memsize_zz(dc);
- LOG_DIS("lsr.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
+ LOG_DIS("lsr.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- tcg_gen_andi_tl(t[1], t[1], 63);
- cris_alu(dc, CC_OP_LSR, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ tcg_gen_andi_tl(t[1], t[1], 63);
+ cris_alu(dc, CC_OP_LSR, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_asr_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
+ TCGv t[2];
+ int size = memsize_zz(dc);
- LOG_DIS("asr.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
+ LOG_DIS("asr.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 1, t[0], t[1]);
- tcg_gen_andi_tl(t[1], t[1], 63);
- cris_alu(dc, CC_OP_ASR, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 1, t[0], t[1]);
+ tcg_gen_andi_tl(t[1], t[1], 63);
+ cris_alu(dc, CC_OP_ASR, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_muls_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
+ TCGv t[2];
+ int size = memsize_zz(dc);
- LOG_DIS("muls.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZV);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 1, t[0], t[1]);
+ LOG_DIS("muls.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZV);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 1, t[0], t[1]);
- cris_alu(dc, CC_OP_MULS, cpu_R[dc->op2], t[0], t[1], 4);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_alu(dc, CC_OP_MULS, cpu_R[dc->op2], t[0], t[1], 4);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_mulu_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
+ TCGv t[2];
+ int size = memsize_zz(dc);
- LOG_DIS("mulu.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZV);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ LOG_DIS("mulu.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZV);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_MULU, cpu_R[dc->op2], t[0], t[1], 4);
- cris_alu_alloc_temps(dc, size, t);
- return 2;
+ cris_alu(dc, CC_OP_MULU, cpu_R[dc->op2], t[0], t[1], 4);
+ cris_alu_alloc_temps(dc, size, t);
+ return 2;
}
static int dec_dstep_r(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("dstep $r%u, $r%u\n", dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_DSTEP,
- cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op1], 4);
- return 2;
+ LOG_DIS("dstep $r%u, $r%u\n", dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_DSTEP,
+ cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op1], 4);
+ return 2;
}
static int dec_xor_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
- LOG_DIS("xor.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- BUG_ON(size != 4); /* xor is dword. */
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ TCGv t[2];
+ int size = memsize_zz(dc);
+ LOG_DIS("xor.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ BUG_ON(size != 4); /* xor is dword. */
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_XOR, cpu_R[dc->op2], t[0], t[1], 4);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_alu(dc, CC_OP_XOR, cpu_R[dc->op2], t[0], t[1], 4);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_bound_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv l0;
- int size = memsize_zz(dc);
- LOG_DIS("bound.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- l0 = tcg_temp_local_new();
- dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, l0);
- cris_alu(dc, CC_OP_BOUND, cpu_R[dc->op2], cpu_R[dc->op2], l0, 4);
- tcg_temp_free(l0);
- return 2;
+ TCGv l0;
+ int size = memsize_zz(dc);
+ LOG_DIS("bound.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ l0 = tcg_temp_local_new();
+ dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, l0);
+ cris_alu(dc, CC_OP_BOUND, cpu_R[dc->op2], cpu_R[dc->op2], l0, 4);
+ tcg_temp_free(l0);
+ return 2;
}
static int dec_cmp_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
- LOG_DIS("cmp.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ TCGv t[2];
+ int size = memsize_zz(dc);
+ LOG_DIS("cmp.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_CMP, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_alu(dc, CC_OP_CMP, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_abs_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
+ TCGv t0;
- LOG_DIS("abs $r%u, $r%u\n",
- dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
+ LOG_DIS("abs $r%u, $r%u\n",
+ dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
- t0 = tcg_temp_new();
- tcg_gen_sari_tl(t0, cpu_R[dc->op1], 31);
- tcg_gen_xor_tl(cpu_R[dc->op2], cpu_R[dc->op1], t0);
- tcg_gen_sub_tl(cpu_R[dc->op2], cpu_R[dc->op2], t0);
- tcg_temp_free(t0);
+ t0 = tcg_temp_new();
+ tcg_gen_sari_tl(t0, cpu_R[dc->op1], 31);
+ tcg_gen_xor_tl(cpu_R[dc->op2], cpu_R[dc->op1], t0);
+ tcg_gen_sub_tl(cpu_R[dc->op2], cpu_R[dc->op2], t0);
+ tcg_temp_free(t0);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op2], 4);
- return 2;
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op2], 4);
+ return 2;
}
static int dec_add_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
- LOG_DIS("add.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ TCGv t[2];
+ int size = memsize_zz(dc);
+ LOG_DIS("add.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_ADD, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_alu(dc, CC_OP_ADD, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_addc_r(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("addc $r%u, $r%u\n",
- dc->op1, dc->op2);
- cris_evaluate_flags(dc);
- /* Set for this insn. */
- dc->flagx_known = 1;
- dc->flags_x = X_FLAG;
+ LOG_DIS("addc $r%u, $r%u\n",
+ dc->op1, dc->op2);
+ cris_evaluate_flags(dc);
+ /* Set for this insn. */
+ dc->flagx_known = 1;
+ dc->flags_x = X_FLAG;
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_ADDC,
- cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op1], 4);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_ADDC,
+ cpu_R[dc->op2], cpu_R[dc->op2], cpu_R[dc->op1], 4);
+ return 2;
}
static int dec_mcp_r(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("mcp $p%u, $r%u\n",
- dc->op2, dc->op1);
- cris_evaluate_flags(dc);
- cris_cc_mask(dc, CC_MASK_RNZV);
- cris_alu(dc, CC_OP_MCP,
- cpu_R[dc->op1], cpu_R[dc->op1], cpu_PR[dc->op2], 4);
- return 2;
+ LOG_DIS("mcp $p%u, $r%u\n",
+ dc->op2, dc->op1);
+ cris_evaluate_flags(dc);
+ cris_cc_mask(dc, CC_MASK_RNZV);
+ cris_alu(dc, CC_OP_MCP,
+ cpu_R[dc->op1], cpu_R[dc->op1], cpu_PR[dc->op2], 4);
+ return 2;
}
#if DISAS_CRIS
static char * swapmode_name(int mode, char *modename) {
- int i = 0;
- if (mode & 8)
- modename[i++] = 'n';
- if (mode & 4)
- modename[i++] = 'w';
- if (mode & 2)
- modename[i++] = 'b';
- if (mode & 1)
- modename[i++] = 'r';
- modename[i++] = 0;
- return modename;
+ int i = 0;
+ if (mode & 8) {
+ modename[i++] = 'n';
+ }
+ if (mode & 4) {
+ modename[i++] = 'w';
+ }
+ if (mode & 2) {
+ modename[i++] = 'b';
+ }
+ if (mode & 1) {
+ modename[i++] = 'r';
+ }
+ modename[i++] = 0;
+ return modename;
}
#endif
static int dec_swap_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
+ TCGv t0;
#if DISAS_CRIS
- char modename[4];
+ char modename[4];
#endif
- LOG_DIS("swap%s $r%u\n",
- swapmode_name(dc->op2, modename), dc->op1);
-
- cris_cc_mask(dc, CC_MASK_NZ);
- t0 = tcg_temp_new();
- t_gen_mov_TN_reg(t0, dc->op1);
- if (dc->op2 & 8)
- tcg_gen_not_tl(t0, t0);
- if (dc->op2 & 4)
- t_gen_swapw(t0, t0);
- if (dc->op2 & 2)
- t_gen_swapb(t0, t0);
- if (dc->op2 & 1)
- t_gen_swapr(t0, t0);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op1], cpu_R[dc->op1], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ LOG_DIS("swap%s $r%u\n",
+ swapmode_name(dc->op2, modename), dc->op1);
+
+ cris_cc_mask(dc, CC_MASK_NZ);
+ t0 = tcg_temp_new();
+ t_gen_mov_TN_reg(t0, dc->op1);
+ if (dc->op2 & 8) {
+ tcg_gen_not_tl(t0, t0);
+ }
+ if (dc->op2 & 4) {
+ t_gen_swapw(t0, t0);
+ }
+ if (dc->op2 & 2) {
+ t_gen_swapb(t0, t0);
+ }
+ if (dc->op2 & 1) {
+ t_gen_swapr(t0, t0);
+ }
+ cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op1], cpu_R[dc->op1], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
static int dec_or_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
- LOG_DIS("or.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_OR, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ TCGv t[2];
+ int size = memsize_zz(dc);
+ LOG_DIS("or.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ cris_alu(dc, CC_OP_OR, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_addi_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- LOG_DIS("addi.%c $r%u, $r%u\n",
- memsize_char(memsize_zz(dc)), dc->op2, dc->op1);
- cris_cc_mask(dc, 0);
- t0 = tcg_temp_new();
- tcg_gen_shl_tl(t0, cpu_R[dc->op2], tcg_const_tl(dc->zzsize));
- tcg_gen_add_tl(cpu_R[dc->op1], cpu_R[dc->op1], t0);
- tcg_temp_free(t0);
- return 2;
+ TCGv t0;
+ LOG_DIS("addi.%c $r%u, $r%u\n",
+ memsize_char(memsize_zz(dc)), dc->op2, dc->op1);
+ cris_cc_mask(dc, 0);
+ t0 = tcg_temp_new();
+ tcg_gen_shl_tl(t0, cpu_R[dc->op2], tcg_const_tl(dc->zzsize));
+ tcg_gen_add_tl(cpu_R[dc->op1], cpu_R[dc->op1], t0);
+ tcg_temp_free(t0);
+ return 2;
}
static int dec_addi_acr(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- LOG_DIS("addi.%c $r%u, $r%u, $acr\n",
- memsize_char(memsize_zz(dc)), dc->op2, dc->op1);
- cris_cc_mask(dc, 0);
- t0 = tcg_temp_new();
- tcg_gen_shl_tl(t0, cpu_R[dc->op2], tcg_const_tl(dc->zzsize));
- tcg_gen_add_tl(cpu_R[R_ACR], cpu_R[dc->op1], t0);
- tcg_temp_free(t0);
- return 2;
+ TCGv t0;
+ LOG_DIS("addi.%c $r%u, $r%u, $acr\n",
+ memsize_char(memsize_zz(dc)), dc->op2, dc->op1);
+ cris_cc_mask(dc, 0);
+ t0 = tcg_temp_new();
+ tcg_gen_shl_tl(t0, cpu_R[dc->op2], tcg_const_tl(dc->zzsize));
+ tcg_gen_add_tl(cpu_R[R_ACR], cpu_R[dc->op1], t0);
+ tcg_temp_free(t0);
+ return 2;
}
static int dec_neg_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
- LOG_DIS("neg.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ TCGv t[2];
+ int size = memsize_zz(dc);
+ LOG_DIS("neg.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_NEG, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ cris_alu(dc, CC_OP_NEG, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
static int dec_btst_r(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("btst $r%u, $r%u\n",
- dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_evaluate_flags(dc);
+ LOG_DIS("btst $r%u, $r%u\n",
+ dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_evaluate_flags(dc);
gen_helper_btst(cpu_PR[PR_CCS], cpu_env, cpu_R[dc->op2],
- cpu_R[dc->op1], cpu_PR[PR_CCS]);
- cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2],
- cpu_R[dc->op2], cpu_R[dc->op2], 4);
- cris_update_cc_op(dc, CC_OP_FLAGS, 4);
- dc->flags_uptodate = 1;
- return 2;
+ cpu_R[dc->op1], cpu_PR[PR_CCS]);
+ cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2],
+ cpu_R[dc->op2], cpu_R[dc->op2], 4);
+ cris_update_cc_op(dc, CC_OP_FLAGS, 4);
+ dc->flags_uptodate = 1;
+ return 2;
}
static int dec_sub_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int size = memsize_zz(dc);
- LOG_DIS("sub.%c $r%u, $r%u\n",
- memsize_char(size), dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu_alloc_temps(dc, size, t);
- dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
- cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], t[0], t[1], size);
- cris_alu_free_temps(dc, size, t);
- return 2;
+ TCGv t[2];
+ int size = memsize_zz(dc);
+ LOG_DIS("sub.%c $r%u, $r%u\n",
+ memsize_char(size), dc->op1, dc->op2);
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu_alloc_temps(dc, size, t);
+ dec_prep_alu_r(dc, dc->op1, dc->op2, size, 0, t[0], t[1]);
+ cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], t[0], t[1], size);
+ cris_alu_free_temps(dc, size, t);
+ return 2;
}
/* Zero extension. From size to dword. */
static int dec_movu_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int size = memsize_z(dc);
- LOG_DIS("movu.%c $r%u, $r%u\n",
- memsize_char(size),
- dc->op1, dc->op2);
+ TCGv t0;
+ int size = memsize_z(dc);
+ LOG_DIS("movu.%c $r%u, $r%u\n",
+ memsize_char(size),
+ dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- t0 = tcg_temp_new();
- dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, t0);
- cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ t0 = tcg_temp_new();
+ dec_prep_move_r(dc, dc->op1, dc->op2, size, 0, t0);
+ cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
/* Sign extension. From size to dword. */
static int dec_movs_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int size = memsize_z(dc);
- LOG_DIS("movs.%c $r%u, $r%u\n",
- memsize_char(size),
- dc->op1, dc->op2);
+ TCGv t0;
+ int size = memsize_z(dc);
+ LOG_DIS("movs.%c $r%u, $r%u\n",
+ memsize_char(size),
+ dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZ);
- t0 = tcg_temp_new();
- /* Size can only be qi or hi. */
- t_gen_sext(t0, cpu_R[dc->op1], size);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2], cpu_R[dc->op1], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ t0 = tcg_temp_new();
+ /* Size can only be qi or hi. */
+ t_gen_sext(t0, cpu_R[dc->op1], size);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2], cpu_R[dc->op1], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
/* zero extension. From size to dword. */
static int dec_addu_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int size = memsize_z(dc);
- LOG_DIS("addu.%c $r%u, $r%u\n",
- memsize_char(size),
- dc->op1, dc->op2);
+ TCGv t0;
+ int size = memsize_z(dc);
+ LOG_DIS("addu.%c $r%u, $r%u\n",
+ memsize_char(size),
+ dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- t0 = tcg_temp_new();
- /* Size can only be qi or hi. */
- t_gen_zext(t0, cpu_R[dc->op1], size);
- cris_alu(dc, CC_OP_ADD,
- cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ t0 = tcg_temp_new();
+ /* Size can only be qi or hi. */
+ t_gen_zext(t0, cpu_R[dc->op1], size);
+ cris_alu(dc, CC_OP_ADD, cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
/* Sign extension. From size to dword. */
static int dec_adds_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int size = memsize_z(dc);
- LOG_DIS("adds.%c $r%u, $r%u\n",
- memsize_char(size),
- dc->op1, dc->op2);
+ TCGv t0;
+ int size = memsize_z(dc);
+ LOG_DIS("adds.%c $r%u, $r%u\n",
+ memsize_char(size),
+ dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- t0 = tcg_temp_new();
- /* Size can only be qi or hi. */
- t_gen_sext(t0, cpu_R[dc->op1], size);
- cris_alu(dc, CC_OP_ADD,
- cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ t0 = tcg_temp_new();
+ /* Size can only be qi or hi. */
+ t_gen_sext(t0, cpu_R[dc->op1], size);
+ cris_alu(dc, CC_OP_ADD,
+ cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
/* Zero extension. From size to dword. */
static int dec_subu_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int size = memsize_z(dc);
- LOG_DIS("subu.%c $r%u, $r%u\n",
- memsize_char(size),
- dc->op1, dc->op2);
+ TCGv t0;
+ int size = memsize_z(dc);
+ LOG_DIS("subu.%c $r%u, $r%u\n",
+ memsize_char(size),
+ dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- t0 = tcg_temp_new();
- /* Size can only be qi or hi. */
- t_gen_zext(t0, cpu_R[dc->op1], size);
- cris_alu(dc, CC_OP_SUB,
- cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ t0 = tcg_temp_new();
+ /* Size can only be qi or hi. */
+ t_gen_zext(t0, cpu_R[dc->op1], size);
+ cris_alu(dc, CC_OP_SUB,
+ cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
/* Sign extension. From size to dword. */
static int dec_subs_r(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int size = memsize_z(dc);
- LOG_DIS("subs.%c $r%u, $r%u\n",
- memsize_char(size),
- dc->op1, dc->op2);
+ TCGv t0;
+ int size = memsize_z(dc);
+ LOG_DIS("subs.%c $r%u, $r%u\n",
+ memsize_char(size),
+ dc->op1, dc->op2);
- cris_cc_mask(dc, CC_MASK_NZVC);
- t0 = tcg_temp_new();
- /* Size can only be qi or hi. */
- t_gen_sext(t0, cpu_R[dc->op1], size);
- cris_alu(dc, CC_OP_SUB,
- cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
- tcg_temp_free(t0);
- return 2;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ t0 = tcg_temp_new();
+ /* Size can only be qi or hi. */
+ t_gen_sext(t0, cpu_R[dc->op1], size);
+ cris_alu(dc, CC_OP_SUB,
+ cpu_R[dc->op2], cpu_R[dc->op2], t0, 4);
+ tcg_temp_free(t0);
+ return 2;
}
static int dec_setclrf(CPUCRISState *env, DisasContext *dc)
{
- uint32_t flags;
- int set = (~dc->opcode >> 2) & 1;
-
-
- flags = (EXTRACT_FIELD(dc->ir, 12, 15) << 4)
- | EXTRACT_FIELD(dc->ir, 0, 3);
- if (set && flags == 0) {
- LOG_DIS("nop\n");
- return 2;
- } else if (!set && (flags & 0x20)) {
- LOG_DIS("di\n");
- }
- else {
- LOG_DIS("%sf %x\n",
- set ? "set" : "clr",
- flags);
- }
-
- /* User space is not allowed to touch these. Silently ignore. */
- if (dc->tb_flags & U_FLAG) {
- flags &= ~(S_FLAG | I_FLAG | U_FLAG);
- }
-
- if (flags & X_FLAG) {
- dc->flagx_known = 1;
- if (set)
- dc->flags_x = X_FLAG;
- else
- dc->flags_x = 0;
- }
-
- /* Break the TB if any of the SPI flag changes. */
- if (flags & (P_FLAG | S_FLAG)) {
- tcg_gen_movi_tl(env_pc, dc->pc + 2);
- dc->is_jmp = DISAS_UPDATE;
- dc->cpustate_changed = 1;
- }
-
- /* For the I flag, only act on posedge. */
- if ((flags & I_FLAG)) {
- tcg_gen_movi_tl(env_pc, dc->pc + 2);
- dc->is_jmp = DISAS_UPDATE;
- dc->cpustate_changed = 1;
- }
-
-
- /* Simply decode the flags. */
- cris_evaluate_flags (dc);
- cris_update_cc_op(dc, CC_OP_FLAGS, 4);
- cris_update_cc_x(dc);
- tcg_gen_movi_tl(cc_op, dc->cc_op);
-
- if (set) {
- if (!(dc->tb_flags & U_FLAG) && (flags & U_FLAG)) {
- /* Enter user mode. */
- t_gen_mov_env_TN(ksp, cpu_R[R_SP]);
- tcg_gen_mov_tl(cpu_R[R_SP], cpu_PR[PR_USP]);
- dc->cpustate_changed = 1;
- }
- tcg_gen_ori_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], flags);
- }
- else
- tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~flags);
-
- dc->flags_uptodate = 1;
- dc->clear_x = 0;
- return 2;
+ uint32_t flags;
+ int set = (~dc->opcode >> 2) & 1;
+
+
+ flags = (EXTRACT_FIELD(dc->ir, 12, 15) << 4)
+ | EXTRACT_FIELD(dc->ir, 0, 3);
+ if (set && flags == 0) {
+ LOG_DIS("nop\n");
+ return 2;
+ } else if (!set && (flags & 0x20)) {
+ LOG_DIS("di\n");
+ } else {
+ LOG_DIS("%sf %x\n", set ? "set" : "clr", flags);
+ }
+
+ /* User space is not allowed to touch these. Silently ignore. */
+ if (dc->tb_flags & U_FLAG) {
+ flags &= ~(S_FLAG | I_FLAG | U_FLAG);
+ }
+
+ if (flags & X_FLAG) {
+ dc->flagx_known = 1;
+ if (set) {
+ dc->flags_x = X_FLAG;
+ } else {
+ dc->flags_x = 0;
+ }
+ }
+
+ /* Break the TB if any of the SPI flag changes. */
+ if (flags & (P_FLAG | S_FLAG)) {
+ tcg_gen_movi_tl(env_pc, dc->pc + 2);
+ dc->is_jmp = DISAS_UPDATE;
+ dc->cpustate_changed = 1;
+ }
+
+ /* For the I flag, only act on posedge. */
+ if ((flags & I_FLAG)) {
+ tcg_gen_movi_tl(env_pc, dc->pc + 2);
+ dc->is_jmp = DISAS_UPDATE;
+ dc->cpustate_changed = 1;
+ }
+
+
+ /* Simply decode the flags. */
+ cris_evaluate_flags(dc);
+ cris_update_cc_op(dc, CC_OP_FLAGS, 4);
+ cris_update_cc_x(dc);
+ tcg_gen_movi_tl(cc_op, dc->cc_op);
+
+ if (set) {
+ if (!(dc->tb_flags & U_FLAG) && (flags & U_FLAG)) {
+ /* Enter user mode. */
+ t_gen_mov_env_TN(ksp, cpu_R[R_SP]);
+ tcg_gen_mov_tl(cpu_R[R_SP], cpu_PR[PR_USP]);
+ dc->cpustate_changed = 1;
+ }
+ tcg_gen_ori_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], flags);
+ } else {
+ tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~flags);
+ }
+
+ dc->flags_uptodate = 1;
+ dc->clear_x = 0;
+ return 2;
}
static int dec_move_rs(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("move $r%u, $s%u\n", dc->op1, dc->op2);
- cris_cc_mask(dc, 0);
+ LOG_DIS("move $r%u, $s%u\n", dc->op1, dc->op2);
+ cris_cc_mask(dc, 0);
gen_helper_movl_sreg_reg(cpu_env, tcg_const_tl(dc->op2),
tcg_const_tl(dc->op1));
- return 2;
+ return 2;
}
static int dec_move_sr(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("move $s%u, $r%u\n", dc->op2, dc->op1);
- cris_cc_mask(dc, 0);
+ LOG_DIS("move $s%u, $r%u\n", dc->op2, dc->op1);
+ cris_cc_mask(dc, 0);
gen_helper_movl_reg_sreg(cpu_env, tcg_const_tl(dc->op1),
tcg_const_tl(dc->op2));
- return 2;
+ return 2;
}
static int dec_move_rp(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- LOG_DIS("move $r%u, $p%u\n", dc->op1, dc->op2);
- cris_cc_mask(dc, 0);
-
- t[0] = tcg_temp_new();
- if (dc->op2 == PR_CCS) {
- cris_evaluate_flags(dc);
- t_gen_mov_TN_reg(t[0], dc->op1);
- if (dc->tb_flags & U_FLAG) {
- t[1] = tcg_temp_new();
- /* User space is not allowed to touch all flags. */
- tcg_gen_andi_tl(t[0], t[0], 0x39f);
- tcg_gen_andi_tl(t[1], cpu_PR[PR_CCS], ~0x39f);
- tcg_gen_or_tl(t[0], t[1], t[0]);
- tcg_temp_free(t[1]);
- }
- }
- else
- t_gen_mov_TN_reg(t[0], dc->op1);
-
- t_gen_mov_preg_TN(dc, dc->op2, t[0]);
- if (dc->op2 == PR_CCS) {
- cris_update_cc_op(dc, CC_OP_FLAGS, 4);
- dc->flags_uptodate = 1;
- }
- tcg_temp_free(t[0]);
- return 2;
+ TCGv t[2];
+ LOG_DIS("move $r%u, $p%u\n", dc->op1, dc->op2);
+ cris_cc_mask(dc, 0);
+
+ t[0] = tcg_temp_new();
+ if (dc->op2 == PR_CCS) {
+ cris_evaluate_flags(dc);
+ t_gen_mov_TN_reg(t[0], dc->op1);
+ if (dc->tb_flags & U_FLAG) {
+ t[1] = tcg_temp_new();
+ /* User space is not allowed to touch all flags. */
+ tcg_gen_andi_tl(t[0], t[0], 0x39f);
+ tcg_gen_andi_tl(t[1], cpu_PR[PR_CCS], ~0x39f);
+ tcg_gen_or_tl(t[0], t[1], t[0]);
+ tcg_temp_free(t[1]);
+ }
+ } else {
+ t_gen_mov_TN_reg(t[0], dc->op1);
+ }
+
+ t_gen_mov_preg_TN(dc, dc->op2, t[0]);
+ if (dc->op2 == PR_CCS) {
+ cris_update_cc_op(dc, CC_OP_FLAGS, 4);
+ dc->flags_uptodate = 1;
+ }
+ tcg_temp_free(t[0]);
+ return 2;
}
static int dec_move_pr(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- LOG_DIS("move $p%u, $r%u\n", dc->op2, dc->op1);
- cris_cc_mask(dc, 0);
+ TCGv t0;
+ LOG_DIS("move $p%u, $r%u\n", dc->op2, dc->op1);
+ cris_cc_mask(dc, 0);
- if (dc->op2 == PR_CCS)
- cris_evaluate_flags(dc);
+ if (dc->op2 == PR_CCS) {
+ cris_evaluate_flags(dc);
+ }
- if (dc->op2 == PR_DZ) {
- tcg_gen_movi_tl(cpu_R[dc->op1], 0);
- } else {
- t0 = tcg_temp_new();
- t_gen_mov_TN_preg(t0, dc->op2);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op1], cpu_R[dc->op1], t0,
- preg_sizes[dc->op2]);
- tcg_temp_free(t0);
- }
- return 2;
+ if (dc->op2 == PR_DZ) {
+ tcg_gen_movi_tl(cpu_R[dc->op1], 0);
+ } else {
+ t0 = tcg_temp_new();
+ t_gen_mov_TN_preg(t0, dc->op2);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op1], cpu_R[dc->op1], t0,
+ preg_sizes[dc->op2]);
+ tcg_temp_free(t0);
+ }
+ return 2;
}
static int dec_move_mr(CPUCRISState *env, DisasContext *dc)
{
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("move.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
-
- if (memsize == 4) {
- insn_len = dec_prep_move_m(env, dc, 0, 4, cpu_R[dc->op2]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_update_cc_op(dc, CC_OP_MOVE, 4);
- cris_update_cc_x(dc);
- cris_update_result(dc, cpu_R[dc->op2]);
- }
- else {
- TCGv t0;
-
- t0 = tcg_temp_new();
- insn_len = dec_prep_move_m(env, dc, 0, memsize, t0);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2], cpu_R[dc->op2], t0, memsize);
- tcg_temp_free(t0);
- }
- do_postinc(dc, memsize);
- return insn_len;
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("move.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
+
+ if (memsize == 4) {
+ insn_len = dec_prep_move_m(env, dc, 0, 4, cpu_R[dc->op2]);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_update_cc_op(dc, CC_OP_MOVE, 4);
+ cris_update_cc_x(dc);
+ cris_update_result(dc, cpu_R[dc->op2]);
+ } else {
+ TCGv t0;
+
+ t0 = tcg_temp_new();
+ insn_len = dec_prep_move_m(env, dc, 0, memsize, t0);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2], cpu_R[dc->op2], t0, memsize);
+ tcg_temp_free(t0);
+ }
+ do_postinc(dc, memsize);
+ return insn_len;
}
static inline void cris_alu_m_alloc_temps(TCGv *t)
{
- t[0] = tcg_temp_new();
- t[1] = tcg_temp_new();
+ t[0] = tcg_temp_new();
+ t[1] = tcg_temp_new();
}
static inline void cris_alu_m_free_temps(TCGv *t)
{
- tcg_temp_free(t[0]);
- tcg_temp_free(t[1]);
+ tcg_temp_free(t[0]);
+ tcg_temp_free(t[1]);
}
static int dec_movs_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("movs.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("movs.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
- /* sign extend. */
+ cris_alu_m_alloc_temps(t);
+ /* sign extend. */
insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_MOVE,
- cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_MOVE,
+ cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_addu_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("addu.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("addu.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
- /* sign extend. */
+ cris_alu_m_alloc_temps(t);
+ /* sign extend. */
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_ADD,
- cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_ADD,
+ cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_adds_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("adds.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("adds.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
- /* sign extend. */
+ cris_alu_m_alloc_temps(t);
+ /* sign extend. */
insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_ADD, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_ADD, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_subu_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("subu.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("subu.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
- /* sign extend. */
+ cris_alu_m_alloc_temps(t);
+ /* sign extend. */
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_subs_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("subs.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("subs.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
- /* sign extend. */
+ cris_alu_m_alloc_temps(t);
+ /* sign extend. */
insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_movu_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
- LOG_DIS("movu.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ LOG_DIS("movu.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_MOVE, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_cmpu_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("cmpu.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("cmpu.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_CMP, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_CMP, cpu_R[dc->op2], cpu_R[dc->op2], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_cmps_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_z(dc);
- int insn_len;
- LOG_DIS("cmps.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_z(dc);
+ int insn_len;
+ LOG_DIS("cmps.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_CMP,
- cpu_R[dc->op2], cpu_R[dc->op2], t[1],
- memsize_zz(dc));
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_CMP,
+ cpu_R[dc->op2], cpu_R[dc->op2], t[1],
+ memsize_zz(dc));
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_cmp_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("cmp.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("cmp.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_CMP,
- cpu_R[dc->op2], cpu_R[dc->op2], t[1],
- memsize_zz(dc));
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_CMP,
+ cpu_R[dc->op2], cpu_R[dc->op2], t[1],
+ memsize_zz(dc));
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_test_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("test.%c [$r%u%s] op2=%x\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("test.%c [$r%u%s] op2=%x\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_evaluate_flags(dc);
+ cris_evaluate_flags(dc);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZ);
- tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~3);
+ cris_cc_mask(dc, CC_MASK_NZ);
+ tcg_gen_andi_tl(cpu_PR[PR_CCS], cpu_PR[PR_CCS], ~3);
- cris_alu(dc, CC_OP_CMP,
- cpu_R[dc->op2], t[1], tcg_const_tl(0), memsize_zz(dc));
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_alu(dc, CC_OP_CMP,
+ cpu_R[dc->op2], t[1], tcg_const_tl(0), memsize_zz(dc));
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_and_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("and.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("and.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_AND, cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_AND, cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_add_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("add.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("add.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_ADD,
- cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_ADD,
+ cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_addo_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("add.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("add.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 1, memsize, t[0], t[1]);
- cris_cc_mask(dc, 0);
- cris_alu(dc, CC_OP_ADD, cpu_R[R_ACR], t[0], t[1], 4);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, 0);
+ cris_alu(dc, CC_OP_ADD, cpu_R[R_ACR], t[0], t[1], 4);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_bound_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv l[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("bound.%c [$r%u%s, $r%u\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv l[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("bound.%c [$r%u%s, $r%u\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- l[0] = tcg_temp_local_new();
- l[1] = tcg_temp_local_new();
+ l[0] = tcg_temp_local_new();
+ l[1] = tcg_temp_local_new();
insn_len = dec_prep_alu_m(env, dc, 0, memsize, l[0], l[1]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_BOUND, cpu_R[dc->op2], l[0], l[1], 4);
- do_postinc(dc, memsize);
- tcg_temp_free(l[0]);
- tcg_temp_free(l[1]);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_BOUND, cpu_R[dc->op2], l[0], l[1], 4);
+ do_postinc(dc, memsize);
+ tcg_temp_free(l[0]);
+ tcg_temp_free(l[1]);
+ return insn_len;
}
static int dec_addc_mr(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int insn_len = 2;
- LOG_DIS("addc [$r%u%s, $r%u\n",
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2);
+ TCGv t[2];
+ int insn_len = 2;
+ LOG_DIS("addc [$r%u%s, $r%u\n",
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_evaluate_flags(dc);
+ cris_evaluate_flags(dc);
- /* Set for this insn. */
- dc->flagx_known = 1;
- dc->flags_x = X_FLAG;
+ /* Set for this insn. */
+ dc->flagx_known = 1;
+ dc->flags_x = X_FLAG;
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, 4, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_ADDC, cpu_R[dc->op2], t[0], t[1], 4);
- do_postinc(dc, 4);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_ADDC, cpu_R[dc->op2], t[0], t[1], 4);
+ do_postinc(dc, 4);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_sub_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("sub.%c [$r%u%s, $r%u ir=%x zz=%x\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2, dc->ir, dc->zzsize);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("sub.%c [$r%u%s, $r%u ir=%x zz=%x\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2, dc->ir, dc->zzsize);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZVC);
- cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], t[0], t[1], memsize);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZVC);
+ cris_alu(dc, CC_OP_SUB, cpu_R[dc->op2], t[0], t[1], memsize);
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_or_m(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len;
- LOG_DIS("or.%c [$r%u%s, $r%u pc=%x\n",
- memsize_char(memsize),
- dc->op1, dc->postinc ? "+]" : "]",
- dc->op2, dc->pc);
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len;
+ LOG_DIS("or.%c [$r%u%s, $r%u pc=%x\n",
+ memsize_char(memsize),
+ dc->op1, dc->postinc ? "+]" : "]",
+ dc->op2, dc->pc);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, CC_MASK_NZ);
- cris_alu(dc, CC_OP_OR,
- cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ cris_cc_mask(dc, CC_MASK_NZ);
+ cris_alu(dc, CC_OP_OR,
+ cpu_R[dc->op2], t[0], t[1], memsize_zz(dc));
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_move_mp(CPUCRISState *env, DisasContext *dc)
{
- TCGv t[2];
- int memsize = memsize_zz(dc);
- int insn_len = 2;
+ TCGv t[2];
+ int memsize = memsize_zz(dc);
+ int insn_len = 2;
- LOG_DIS("move.%c [$r%u%s, $p%u\n",
- memsize_char(memsize),
- dc->op1,
- dc->postinc ? "+]" : "]",
- dc->op2);
+ LOG_DIS("move.%c [$r%u%s, $p%u\n",
+ memsize_char(memsize),
+ dc->op1,
+ dc->postinc ? "+]" : "]",
+ dc->op2);
- cris_alu_m_alloc_temps(t);
+ cris_alu_m_alloc_temps(t);
insn_len = dec_prep_alu_m(env, dc, 0, memsize, t[0], t[1]);
- cris_cc_mask(dc, 0);
- if (dc->op2 == PR_CCS) {
- cris_evaluate_flags(dc);
- if (dc->tb_flags & U_FLAG) {
- /* User space is not allowed to touch all flags. */
- tcg_gen_andi_tl(t[1], t[1], 0x39f);
- tcg_gen_andi_tl(t[0], cpu_PR[PR_CCS], ~0x39f);
- tcg_gen_or_tl(t[1], t[0], t[1]);
- }
- }
+ cris_cc_mask(dc, 0);
+ if (dc->op2 == PR_CCS) {
+ cris_evaluate_flags(dc);
+ if (dc->tb_flags & U_FLAG) {
+ /* User space is not allowed to touch all flags. */
+ tcg_gen_andi_tl(t[1], t[1], 0x39f);
+ tcg_gen_andi_tl(t[0], cpu_PR[PR_CCS], ~0x39f);
+ tcg_gen_or_tl(t[1], t[0], t[1]);
+ }
+ }
- t_gen_mov_preg_TN(dc, dc->op2, t[1]);
+ t_gen_mov_preg_TN(dc, dc->op2, t[1]);
- do_postinc(dc, memsize);
- cris_alu_m_free_temps(t);
- return insn_len;
+ do_postinc(dc, memsize);
+ cris_alu_m_free_temps(t);
+ return insn_len;
}
static int dec_move_pm(CPUCRISState *env, DisasContext *dc)
{
- TCGv t0;
- int memsize;
+ TCGv t0;
+ int memsize;
- memsize = preg_sizes[dc->op2];
+ memsize = preg_sizes[dc->op2];
- LOG_DIS("move.%c $p%u, [$r%u%s\n",
- memsize_char(memsize),
- dc->op2, dc->op1, dc->postinc ? "+]" : "]");
+ LOG_DIS("move.%c $p%u, [$r%u%s\n",
+ memsize_char(memsize),
+ dc->op2, dc->op1, dc->postinc ? "+]" : "]");
- /* prepare store. Address in T0, value in T1. */
- if (dc->op2 == PR_CCS)
- cris_evaluate_flags(dc);
- t0 = tcg_temp_new();
- t_gen_mov_TN_preg(t0, dc->op2);
- cris_flush_cc_state(dc);
- gen_store(dc, cpu_R[dc->op1], t0, memsize);
- tcg_temp_free(t0);
-
- cris_cc_mask(dc, 0);
- if (dc->postinc)
- tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], memsize);
- return 2;
+ /* prepare store. Address in T0, value in T1. */
+ if (dc->op2 == PR_CCS) {
+ cris_evaluate_flags(dc);
+ }
+ t0 = tcg_temp_new();
+ t_gen_mov_TN_preg(t0, dc->op2);
+ cris_flush_cc_state(dc);
+ gen_store(dc, cpu_R[dc->op1], t0, memsize);
+ tcg_temp_free(t0);
+
+ cris_cc_mask(dc, 0);
+ if (dc->postinc) {
+ tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], memsize);
+ }
+ return 2;
}
static int dec_movem_mr(CPUCRISState *env, DisasContext *dc)
{
- TCGv_i64 tmp[16];
- TCGv tmp32;
- TCGv addr;
- int i;
- int nr = dc->op2 + 1;
-
- LOG_DIS("movem [$r%u%s, $r%u\n", dc->op1,
- dc->postinc ? "+]" : "]", dc->op2);
-
- addr = tcg_temp_new();
- /* There are probably better ways of doing this. */
- cris_flush_cc_state(dc);
- for (i = 0; i < (nr >> 1); i++) {
- tmp[i] = tcg_temp_new_i64();
- tcg_gen_addi_tl(addr, cpu_R[dc->op1], i * 8);
- gen_load64(dc, tmp[i], addr);
- }
- if (nr & 1) {
- tmp32 = tcg_temp_new_i32();
- tcg_gen_addi_tl(addr, cpu_R[dc->op1], i * 8);
- gen_load(dc, tmp32, addr, 4, 0);
- } else
- TCGV_UNUSED(tmp32);
- tcg_temp_free(addr);
-
- for (i = 0; i < (nr >> 1); i++) {
- tcg_gen_trunc_i64_i32(cpu_R[i * 2], tmp[i]);
- tcg_gen_shri_i64(tmp[i], tmp[i], 32);
- tcg_gen_trunc_i64_i32(cpu_R[i * 2 + 1], tmp[i]);
- tcg_temp_free_i64(tmp[i]);
- }
- if (nr & 1) {
- tcg_gen_mov_tl(cpu_R[dc->op2], tmp32);
- tcg_temp_free(tmp32);
- }
-
- /* writeback the updated pointer value. */
- if (dc->postinc)
- tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], nr * 4);
-
- /* gen_load might want to evaluate the previous insns flags. */
- cris_cc_mask(dc, 0);
- return 2;
+ TCGv_i64 tmp[16];
+ TCGv tmp32;
+ TCGv addr;
+ int i;
+ int nr = dc->op2 + 1;
+
+ LOG_DIS("movem [$r%u%s, $r%u\n", dc->op1,
+ dc->postinc ? "+]" : "]", dc->op2);
+
+ addr = tcg_temp_new();
+ /* There are probably better ways of doing this. */
+ cris_flush_cc_state(dc);
+ for (i = 0; i < (nr >> 1); i++) {
+ tmp[i] = tcg_temp_new_i64();
+ tcg_gen_addi_tl(addr, cpu_R[dc->op1], i * 8);
+ gen_load64(dc, tmp[i], addr);
+ }
+ if (nr & 1) {
+ tmp32 = tcg_temp_new_i32();
+ tcg_gen_addi_tl(addr, cpu_R[dc->op1], i * 8);
+ gen_load(dc, tmp32, addr, 4, 0);
+ } else {
+ TCGV_UNUSED(tmp32);
+ }
+ tcg_temp_free(addr);
+
+ for (i = 0; i < (nr >> 1); i++) {
+ tcg_gen_trunc_i64_i32(cpu_R[i * 2], tmp[i]);
+ tcg_gen_shri_i64(tmp[i], tmp[i], 32);
+ tcg_gen_trunc_i64_i32(cpu_R[i * 2 + 1], tmp[i]);
+ tcg_temp_free_i64(tmp[i]);
+ }
+ if (nr & 1) {
+ tcg_gen_mov_tl(cpu_R[dc->op2], tmp32);
+ tcg_temp_free(tmp32);
+ }
+
+ /* writeback the updated pointer value. */
+ if (dc->postinc) {
+ tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], nr * 4);
+ }
+
+ /* gen_load might want to evaluate the previous insns flags. */
+ cris_cc_mask(dc, 0);
+ return 2;
}
static int dec_movem_rm(CPUCRISState *env, DisasContext *dc)
{
- TCGv tmp;
- TCGv addr;
- int i;
-
- LOG_DIS("movem $r%u, [$r%u%s\n", dc->op2, dc->op1,
- dc->postinc ? "+]" : "]");
-
- cris_flush_cc_state(dc);
-
- tmp = tcg_temp_new();
- addr = tcg_temp_new();
- tcg_gen_movi_tl(tmp, 4);
- tcg_gen_mov_tl(addr, cpu_R[dc->op1]);
- for (i = 0; i <= dc->op2; i++) {
- /* Displace addr. */
- /* Perform the store. */
- gen_store(dc, addr, cpu_R[i], 4);
- tcg_gen_add_tl(addr, addr, tmp);
- }
- if (dc->postinc)
- tcg_gen_mov_tl(cpu_R[dc->op1], addr);
- cris_cc_mask(dc, 0);
- tcg_temp_free(tmp);
- tcg_temp_free(addr);
- return 2;
+ TCGv tmp;
+ TCGv addr;
+ int i;
+
+ LOG_DIS("movem $r%u, [$r%u%s\n", dc->op2, dc->op1,
+ dc->postinc ? "+]" : "]");
+
+ cris_flush_cc_state(dc);
+
+ tmp = tcg_temp_new();
+ addr = tcg_temp_new();
+ tcg_gen_movi_tl(tmp, 4);
+ tcg_gen_mov_tl(addr, cpu_R[dc->op1]);
+ for (i = 0; i <= dc->op2; i++) {
+ /* Displace addr. */
+ /* Perform the store. */
+ gen_store(dc, addr, cpu_R[i], 4);
+ tcg_gen_add_tl(addr, addr, tmp);
+ }
+ if (dc->postinc) {
+ tcg_gen_mov_tl(cpu_R[dc->op1], addr);
+ }
+ cris_cc_mask(dc, 0);
+ tcg_temp_free(tmp);
+ tcg_temp_free(addr);
+ return 2;
}
static int dec_move_rm(CPUCRISState *env, DisasContext *dc)
{
- int memsize;
+ int memsize;
- memsize = memsize_zz(dc);
+ memsize = memsize_zz(dc);
- LOG_DIS("move.%c $r%u, [$r%u]\n",
- memsize_char(memsize), dc->op2, dc->op1);
+ LOG_DIS("move.%c $r%u, [$r%u]\n",
+ memsize_char(memsize), dc->op2, dc->op1);
- /* prepare store. */
- cris_flush_cc_state(dc);
- gen_store(dc, cpu_R[dc->op1], cpu_R[dc->op2], memsize);
+ /* prepare store. */
+ cris_flush_cc_state(dc);
+ gen_store(dc, cpu_R[dc->op1], cpu_R[dc->op2], memsize);
- if (dc->postinc)
- tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], memsize);
- cris_cc_mask(dc, 0);
- return 2;
+ if (dc->postinc) {
+ tcg_gen_addi_tl(cpu_R[dc->op1], cpu_R[dc->op1], memsize);
+ }
+ cris_cc_mask(dc, 0);
+ return 2;
}
static int dec_lapcq(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("lapcq %x, $r%u\n",
- dc->pc + dc->op1*2, dc->op2);
- cris_cc_mask(dc, 0);
- tcg_gen_movi_tl(cpu_R[dc->op2], dc->pc + dc->op1 * 2);
- return 2;
+ LOG_DIS("lapcq %x, $r%u\n",
+ dc->pc + dc->op1*2, dc->op2);
+ cris_cc_mask(dc, 0);
+ tcg_gen_movi_tl(cpu_R[dc->op2], dc->pc + dc->op1 * 2);
+ return 2;
}
static int dec_lapc_im(CPUCRISState *env, DisasContext *dc)
{
- unsigned int rd;
- int32_t imm;
- int32_t pc;
+ unsigned int rd;
+ int32_t imm;
+ int32_t pc;
- rd = dc->op2;
+ rd = dc->op2;
- cris_cc_mask(dc, 0);
- imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
- LOG_DIS("lapc 0x%x, $r%u\n", imm + dc->pc, dc->op2);
+ cris_cc_mask(dc, 0);
+ imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
+ LOG_DIS("lapc 0x%x, $r%u\n", imm + dc->pc, dc->op2);
- pc = dc->pc;
- pc += imm;
- tcg_gen_movi_tl(cpu_R[rd], pc);
- return 6;
+ pc = dc->pc;
+ pc += imm;
+ tcg_gen_movi_tl(cpu_R[rd], pc);
+ return 6;
}
/* Jump to special reg. */
static int dec_jump_p(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("jump $p%u\n", dc->op2);
+ LOG_DIS("jump $p%u\n", dc->op2);
- if (dc->op2 == PR_CCS)
- cris_evaluate_flags(dc);
- t_gen_mov_TN_preg(env_btarget, dc->op2);
- /* rete will often have low bit set to indicate delayslot. */
- tcg_gen_andi_tl(env_btarget, env_btarget, ~1);
- cris_cc_mask(dc, 0);
- cris_prepare_jmp(dc, JMP_INDIRECT);
- return 2;
+ if (dc->op2 == PR_CCS) {
+ cris_evaluate_flags(dc);
+ }
+ t_gen_mov_TN_preg(env_btarget, dc->op2);
+ /* rete will often have low bit set to indicate delayslot. */
+ tcg_gen_andi_tl(env_btarget, env_btarget, ~1);
+ cris_cc_mask(dc, 0);
+ cris_prepare_jmp(dc, JMP_INDIRECT);
+ return 2;
}
/* Jump and save. */
static int dec_jas_r(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("jas $r%u, $p%u\n", dc->op1, dc->op2);
- cris_cc_mask(dc, 0);
- /* Store the return address in Pd. */
- tcg_gen_mov_tl(env_btarget, cpu_R[dc->op1]);
- if (dc->op2 > 15)
- abort();
- t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 4));
+ LOG_DIS("jas $r%u, $p%u\n", dc->op1, dc->op2);
+ cris_cc_mask(dc, 0);
+ /* Store the return address in Pd. */
+ tcg_gen_mov_tl(env_btarget, cpu_R[dc->op1]);
+ if (dc->op2 > 15) {
+ abort();
+ }
+ t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 4));
- cris_prepare_jmp(dc, JMP_INDIRECT);
- return 2;
+ cris_prepare_jmp(dc, JMP_INDIRECT);
+ return 2;
}
static int dec_jas_im(CPUCRISState *env, DisasContext *dc)
{
- uint32_t imm;
+ uint32_t imm;
- imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
+ imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
- LOG_DIS("jas 0x%x\n", imm);
- cris_cc_mask(dc, 0);
- /* Store the return address in Pd. */
- t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 8));
+ LOG_DIS("jas 0x%x\n", imm);
+ cris_cc_mask(dc, 0);
+ /* Store the return address in Pd. */
+ t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 8));
- dc->jmp_pc = imm;
- cris_prepare_jmp(dc, JMP_DIRECT);
- return 6;
+ dc->jmp_pc = imm;
+ cris_prepare_jmp(dc, JMP_DIRECT);
+ return 6;
}
static int dec_jasc_im(CPUCRISState *env, DisasContext *dc)
{
- uint32_t imm;
+ uint32_t imm;
- imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
+ imm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
- LOG_DIS("jasc 0x%x\n", imm);
- cris_cc_mask(dc, 0);
- /* Store the return address in Pd. */
- t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 8 + 4));
+ LOG_DIS("jasc 0x%x\n", imm);
+ cris_cc_mask(dc, 0);
+ /* Store the return address in Pd. */
+ t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 8 + 4));
- dc->jmp_pc = imm;
- cris_prepare_jmp(dc, JMP_DIRECT);
- return 6;
+ dc->jmp_pc = imm;
+ cris_prepare_jmp(dc, JMP_DIRECT);
+ return 6;
}
static int dec_jasc_r(CPUCRISState *env, DisasContext *dc)
{
- LOG_DIS("jasc_r $r%u, $p%u\n", dc->op1, dc->op2);
- cris_cc_mask(dc, 0);
- /* Store the return address in Pd. */
- tcg_gen_mov_tl(env_btarget, cpu_R[dc->op1]);
- t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 4 + 4));
- cris_prepare_jmp(dc, JMP_INDIRECT);
- return 2;
+ LOG_DIS("jasc_r $r%u, $p%u\n", dc->op1, dc->op2);
+ cris_cc_mask(dc, 0);
+ /* Store the return address in Pd. */
+ tcg_gen_mov_tl(env_btarget, cpu_R[dc->op1]);
+ t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 4 + 4));
+ cris_prepare_jmp(dc, JMP_INDIRECT);
+ return 2;
}
static int dec_bcc_im(CPUCRISState *env, DisasContext *dc)
{
- int32_t offset;
- uint32_t cond = dc->op2;
+ int32_t offset;
+ uint32_t cond = dc->op2;
- offset = cris_fetch(env, dc, dc->pc + 2, 2, 1);
+ offset = cris_fetch(env, dc, dc->pc + 2, 2, 1);
- LOG_DIS("b%s %d pc=%x dst=%x\n",
- cc_name(cond), offset,
- dc->pc, dc->pc + offset);
+ LOG_DIS("b%s %d pc=%x dst=%x\n",
+ cc_name(cond), offset,
+ dc->pc, dc->pc + offset);
- cris_cc_mask(dc, 0);
- /* op2 holds the condition-code. */
- cris_prepare_cc_branch (dc, offset, cond);
- return 4;
+ cris_cc_mask(dc, 0);
+ /* op2 holds the condition-code. */
+ cris_prepare_cc_branch(dc, offset, cond);
+ return 4;
}
static int dec_bas_im(CPUCRISState *env, DisasContext *dc)
{
- int32_t simm;
+ int32_t simm;
+ simm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
- simm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
+ LOG_DIS("bas 0x%x, $p%u\n", dc->pc + simm, dc->op2);
+ cris_cc_mask(dc, 0);
+ /* Store the return address in Pd. */
+ t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 8));
- LOG_DIS("bas 0x%x, $p%u\n", dc->pc + simm, dc->op2);
- cris_cc_mask(dc, 0);
- /* Store the return address in Pd. */
- t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 8));
-
- dc->jmp_pc = dc->pc + simm;
- cris_prepare_jmp(dc, JMP_DIRECT);
- return 6;
+ dc->jmp_pc = dc->pc + simm;
+ cris_prepare_jmp(dc, JMP_DIRECT);
+ return 6;
}
static int dec_basc_im(CPUCRISState *env, DisasContext *dc)
{
- int32_t simm;
- simm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
+ int32_t simm;
+ simm = cris_fetch(env, dc, dc->pc + 2, 4, 0);
- LOG_DIS("basc 0x%x, $p%u\n", dc->pc + simm, dc->op2);
- cris_cc_mask(dc, 0);
- /* Store the return address in Pd. */
- t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 12));
+ LOG_DIS("basc 0x%x, $p%u\n", dc->pc + simm, dc->op2);
+ cris_cc_mask(dc, 0);
+ /* Store the return address in Pd. */
+ t_gen_mov_preg_TN(dc, dc->op2, tcg_const_tl(dc->pc + 12));
- dc->jmp_pc = dc->pc + simm;
- cris_prepare_jmp(dc, JMP_DIRECT);
- return 6;
+ dc->jmp_pc = dc->pc + simm;
+ cris_prepare_jmp(dc, JMP_DIRECT);
+ return 6;
}
static int dec_rfe_etc(CPUCRISState *env, DisasContext *dc)
{
- cris_cc_mask(dc, 0);
-
- if (dc->op2 == 15) {
- t_gen_mov_env_TN(halted, tcg_const_tl(1));
- tcg_gen_movi_tl(env_pc, dc->pc + 2);
- t_gen_raise_exception(EXCP_HLT);
- return 2;
- }
-
- switch (dc->op2 & 7) {
- case 2:
- /* rfe. */
- LOG_DIS("rfe\n");
- cris_evaluate_flags(dc);
- gen_helper_rfe(cpu_env);
- dc->is_jmp = DISAS_UPDATE;
- break;
- case 5:
- /* rfn. */
- LOG_DIS("rfn\n");
- cris_evaluate_flags(dc);
- gen_helper_rfn(cpu_env);
- dc->is_jmp = DISAS_UPDATE;
- break;
- case 6:
- LOG_DIS("break %d\n", dc->op1);
- cris_evaluate_flags (dc);
- /* break. */
- tcg_gen_movi_tl(env_pc, dc->pc + 2);
-
- /* Breaks start at 16 in the exception vector. */
- t_gen_mov_env_TN(trap_vector,
- tcg_const_tl(dc->op1 + 16));
- t_gen_raise_exception(EXCP_BREAK);
- dc->is_jmp = DISAS_UPDATE;
- break;
- default:
- printf ("op2=%x\n", dc->op2);
- BUG();
- break;
-
- }
- return 2;
+ cris_cc_mask(dc, 0);
+
+ if (dc->op2 == 15) {
+ t_gen_mov_env_TN(halted, tcg_const_tl(1));
+ tcg_gen_movi_tl(env_pc, dc->pc + 2);
+ t_gen_raise_exception(EXCP_HLT);
+ return 2;
+ }
+
+ switch (dc->op2 & 7) {
+ case 2:
+ /* rfe. */
+ LOG_DIS("rfe\n");
+ cris_evaluate_flags(dc);
+ gen_helper_rfe(cpu_env);
+ dc->is_jmp = DISAS_UPDATE;
+ break;
+ case 5:
+ /* rfn. */
+ LOG_DIS("rfn\n");
+ cris_evaluate_flags(dc);
+ gen_helper_rfn(cpu_env);
+ dc->is_jmp = DISAS_UPDATE;
+ break;
+ case 6:
+ LOG_DIS("break %d\n", dc->op1);
+ cris_evaluate_flags(dc);
+ /* break. */
+ tcg_gen_movi_tl(env_pc, dc->pc + 2);
+
+ /* Breaks start at 16 in the exception vector. */
+ t_gen_mov_env_TN(trap_vector,
+ tcg_const_tl(dc->op1 + 16));
+ t_gen_raise_exception(EXCP_BREAK);
+ dc->is_jmp = DISAS_UPDATE;
+ break;
+ default:
+ printf("op2=%x\n", dc->op2);
+ BUG();
+ break;
+
+ }
+ return 2;
}
static int dec_ftag_fidx_d_m(CPUCRISState *env, DisasContext *dc)
{
- return 2;
+ return 2;
}
static int dec_ftag_fidx_i_m(CPUCRISState *env, DisasContext *dc)
{
- return 2;
+ return 2;
}
static int dec_null(CPUCRISState *env, DisasContext *dc)
{
- printf ("unknown insn pc=%x opc=%x op1=%x op2=%x\n",
- dc->pc, dc->opcode, dc->op1, dc->op2);
- fflush(NULL);
- BUG();
- return 2;
+ printf("unknown insn pc=%x opc=%x op1=%x op2=%x\n",
+ dc->pc, dc->opcode, dc->op1, dc->op2);
+ fflush(NULL);
+ BUG();
+ return 2;
}
static struct decoder_info {
- struct {
- uint32_t bits;
- uint32_t mask;
- };
- int (*dec)(CPUCRISState *env, DisasContext *dc);
+ struct {
+ uint32_t bits;
+ uint32_t mask;
+ };
+ int (*dec)(CPUCRISState *env, DisasContext *dc);
} decinfo[] = {
- /* Order matters here. */
- {DEC_MOVEQ, dec_moveq},
- {DEC_BTSTQ, dec_btstq},
- {DEC_CMPQ, dec_cmpq},
- {DEC_ADDOQ, dec_addoq},
- {DEC_ADDQ, dec_addq},
- {DEC_SUBQ, dec_subq},
- {DEC_ANDQ, dec_andq},
- {DEC_ORQ, dec_orq},
- {DEC_ASRQ, dec_asrq},
- {DEC_LSLQ, dec_lslq},
- {DEC_LSRQ, dec_lsrq},
- {DEC_BCCQ, dec_bccq},
-
- {DEC_BCC_IM, dec_bcc_im},
- {DEC_JAS_IM, dec_jas_im},
- {DEC_JAS_R, dec_jas_r},
- {DEC_JASC_IM, dec_jasc_im},
- {DEC_JASC_R, dec_jasc_r},
- {DEC_BAS_IM, dec_bas_im},
- {DEC_BASC_IM, dec_basc_im},
- {DEC_JUMP_P, dec_jump_p},
- {DEC_LAPC_IM, dec_lapc_im},
- {DEC_LAPCQ, dec_lapcq},
-
- {DEC_RFE_ETC, dec_rfe_etc},
- {DEC_ADDC_MR, dec_addc_mr},
-
- {DEC_MOVE_MP, dec_move_mp},
- {DEC_MOVE_PM, dec_move_pm},
- {DEC_MOVEM_MR, dec_movem_mr},
- {DEC_MOVEM_RM, dec_movem_rm},
- {DEC_MOVE_PR, dec_move_pr},
- {DEC_SCC_R, dec_scc_r},
- {DEC_SETF, dec_setclrf},
- {DEC_CLEARF, dec_setclrf},
-
- {DEC_MOVE_SR, dec_move_sr},
- {DEC_MOVE_RP, dec_move_rp},
- {DEC_SWAP_R, dec_swap_r},
- {DEC_ABS_R, dec_abs_r},
- {DEC_LZ_R, dec_lz_r},
- {DEC_MOVE_RS, dec_move_rs},
- {DEC_BTST_R, dec_btst_r},
- {DEC_ADDC_R, dec_addc_r},
-
- {DEC_DSTEP_R, dec_dstep_r},
- {DEC_XOR_R, dec_xor_r},
- {DEC_MCP_R, dec_mcp_r},
- {DEC_CMP_R, dec_cmp_r},
-
- {DEC_ADDI_R, dec_addi_r},
- {DEC_ADDI_ACR, dec_addi_acr},
-
- {DEC_ADD_R, dec_add_r},
- {DEC_SUB_R, dec_sub_r},
-
- {DEC_ADDU_R, dec_addu_r},
- {DEC_ADDS_R, dec_adds_r},
- {DEC_SUBU_R, dec_subu_r},
- {DEC_SUBS_R, dec_subs_r},
- {DEC_LSL_R, dec_lsl_r},
-
- {DEC_AND_R, dec_and_r},
- {DEC_OR_R, dec_or_r},
- {DEC_BOUND_R, dec_bound_r},
- {DEC_ASR_R, dec_asr_r},
- {DEC_LSR_R, dec_lsr_r},
-
- {DEC_MOVU_R, dec_movu_r},
- {DEC_MOVS_R, dec_movs_r},
- {DEC_NEG_R, dec_neg_r},
- {DEC_MOVE_R, dec_move_r},
-
- {DEC_FTAG_FIDX_I_M, dec_ftag_fidx_i_m},
- {DEC_FTAG_FIDX_D_M, dec_ftag_fidx_d_m},
-
- {DEC_MULS_R, dec_muls_r},
- {DEC_MULU_R, dec_mulu_r},
-
- {DEC_ADDU_M, dec_addu_m},
- {DEC_ADDS_M, dec_adds_m},
- {DEC_SUBU_M, dec_subu_m},
- {DEC_SUBS_M, dec_subs_m},
-
- {DEC_CMPU_M, dec_cmpu_m},
- {DEC_CMPS_M, dec_cmps_m},
- {DEC_MOVU_M, dec_movu_m},
- {DEC_MOVS_M, dec_movs_m},
-
- {DEC_CMP_M, dec_cmp_m},
- {DEC_ADDO_M, dec_addo_m},
- {DEC_BOUND_M, dec_bound_m},
- {DEC_ADD_M, dec_add_m},
- {DEC_SUB_M, dec_sub_m},
- {DEC_AND_M, dec_and_m},
- {DEC_OR_M, dec_or_m},
- {DEC_MOVE_RM, dec_move_rm},
- {DEC_TEST_M, dec_test_m},
- {DEC_MOVE_MR, dec_move_mr},
-
- {{0, 0}, dec_null}
+ /* Order matters here. */
+ {DEC_MOVEQ, dec_moveq},
+ {DEC_BTSTQ, dec_btstq},
+ {DEC_CMPQ, dec_cmpq},
+ {DEC_ADDOQ, dec_addoq},
+ {DEC_ADDQ, dec_addq},
+ {DEC_SUBQ, dec_subq},
+ {DEC_ANDQ, dec_andq},
+ {DEC_ORQ, dec_orq},
+ {DEC_ASRQ, dec_asrq},
+ {DEC_LSLQ, dec_lslq},
+ {DEC_LSRQ, dec_lsrq},
+ {DEC_BCCQ, dec_bccq},
+
+ {DEC_BCC_IM, dec_bcc_im},
+ {DEC_JAS_IM, dec_jas_im},
+ {DEC_JAS_R, dec_jas_r},
+ {DEC_JASC_IM, dec_jasc_im},
+ {DEC_JASC_R, dec_jasc_r},
+ {DEC_BAS_IM, dec_bas_im},
+ {DEC_BASC_IM, dec_basc_im},
+ {DEC_JUMP_P, dec_jump_p},
+ {DEC_LAPC_IM, dec_lapc_im},
+ {DEC_LAPCQ, dec_lapcq},
+
+ {DEC_RFE_ETC, dec_rfe_etc},
+ {DEC_ADDC_MR, dec_addc_mr},
+
+ {DEC_MOVE_MP, dec_move_mp},
+ {DEC_MOVE_PM, dec_move_pm},
+ {DEC_MOVEM_MR, dec_movem_mr},
+ {DEC_MOVEM_RM, dec_movem_rm},
+ {DEC_MOVE_PR, dec_move_pr},
+ {DEC_SCC_R, dec_scc_r},
+ {DEC_SETF, dec_setclrf},
+ {DEC_CLEARF, dec_setclrf},
+
+ {DEC_MOVE_SR, dec_move_sr},
+ {DEC_MOVE_RP, dec_move_rp},
+ {DEC_SWAP_R, dec_swap_r},
+ {DEC_ABS_R, dec_abs_r},
+ {DEC_LZ_R, dec_lz_r},
+ {DEC_MOVE_RS, dec_move_rs},
+ {DEC_BTST_R, dec_btst_r},
+ {DEC_ADDC_R, dec_addc_r},
+
+ {DEC_DSTEP_R, dec_dstep_r},
+ {DEC_XOR_R, dec_xor_r},
+ {DEC_MCP_R, dec_mcp_r},
+ {DEC_CMP_R, dec_cmp_r},
+
+ {DEC_ADDI_R, dec_addi_r},
+ {DEC_ADDI_ACR, dec_addi_acr},
+
+ {DEC_ADD_R, dec_add_r},
+ {DEC_SUB_R, dec_sub_r},
+
+ {DEC_ADDU_R, dec_addu_r},
+ {DEC_ADDS_R, dec_adds_r},
+ {DEC_SUBU_R, dec_subu_r},
+ {DEC_SUBS_R, dec_subs_r},
+ {DEC_LSL_R, dec_lsl_r},
+
+ {DEC_AND_R, dec_and_r},
+ {DEC_OR_R, dec_or_r},
+ {DEC_BOUND_R, dec_bound_r},
+ {DEC_ASR_R, dec_asr_r},
+ {DEC_LSR_R, dec_lsr_r},
+
+ {DEC_MOVU_R, dec_movu_r},
+ {DEC_MOVS_R, dec_movs_r},
+ {DEC_NEG_R, dec_neg_r},
+ {DEC_MOVE_R, dec_move_r},
+
+ {DEC_FTAG_FIDX_I_M, dec_ftag_fidx_i_m},
+ {DEC_FTAG_FIDX_D_M, dec_ftag_fidx_d_m},
+
+ {DEC_MULS_R, dec_muls_r},
+ {DEC_MULU_R, dec_mulu_r},
+
+ {DEC_ADDU_M, dec_addu_m},
+ {DEC_ADDS_M, dec_adds_m},
+ {DEC_SUBU_M, dec_subu_m},
+ {DEC_SUBS_M, dec_subs_m},
+
+ {DEC_CMPU_M, dec_cmpu_m},
+ {DEC_CMPS_M, dec_cmps_m},
+ {DEC_MOVU_M, dec_movu_m},
+ {DEC_MOVS_M, dec_movs_m},
+
+ {DEC_CMP_M, dec_cmp_m},
+ {DEC_ADDO_M, dec_addo_m},
+ {DEC_BOUND_M, dec_bound_m},
+ {DEC_ADD_M, dec_add_m},
+ {DEC_SUB_M, dec_sub_m},
+ {DEC_AND_M, dec_and_m},
+ {DEC_OR_M, dec_or_m},
+ {DEC_MOVE_RM, dec_move_rm},
+ {DEC_TEST_M, dec_test_m},
+ {DEC_MOVE_MR, dec_move_mr},
+
+ {{0, 0}, dec_null}
};
static unsigned int crisv32_decoder(CPUCRISState *env, DisasContext *dc)
{
- int insn_len = 2;
- int i;
+ int insn_len = 2;
+ int i;
- if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
- tcg_gen_debug_insn_start(dc->pc);
+ if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
+ tcg_gen_debug_insn_start(dc->pc);
}
- /* Load a halfword onto the instruction register. */
+ /* Load a halfword onto the instruction register. */
dc->ir = cris_fetch(env, dc, dc->pc, 2, 0);
- /* Now decode it. */
- dc->opcode = EXTRACT_FIELD(dc->ir, 4, 11);
- dc->op1 = EXTRACT_FIELD(dc->ir, 0, 3);
- dc->op2 = EXTRACT_FIELD(dc->ir, 12, 15);
- dc->zsize = EXTRACT_FIELD(dc->ir, 4, 4);
- dc->zzsize = EXTRACT_FIELD(dc->ir, 4, 5);
- dc->postinc = EXTRACT_FIELD(dc->ir, 10, 10);
-
- /* Large switch for all insns. */
- for (i = 0; i < ARRAY_SIZE(decinfo); i++) {
- if ((dc->opcode & decinfo[i].mask) == decinfo[i].bits)
- {
- insn_len = decinfo[i].dec(env, dc);
- break;
- }
- }
+ /* Now decode it. */
+ dc->opcode = EXTRACT_FIELD(dc->ir, 4, 11);
+ dc->op1 = EXTRACT_FIELD(dc->ir, 0, 3);
+ dc->op2 = EXTRACT_FIELD(dc->ir, 12, 15);
+ dc->zsize = EXTRACT_FIELD(dc->ir, 4, 4);
+ dc->zzsize = EXTRACT_FIELD(dc->ir, 4, 5);
+ dc->postinc = EXTRACT_FIELD(dc->ir, 10, 10);
+
+ /* Large switch for all insns. */
+ for (i = 0; i < ARRAY_SIZE(decinfo); i++) {
+ if ((dc->opcode & decinfo[i].mask) == decinfo[i].bits) {
+ insn_len = decinfo[i].dec(env, dc);
+ break;
+ }
+ }
#if !defined(CONFIG_USER_ONLY)
- /* Single-stepping ? */
- if (dc->tb_flags & S_FLAG) {
- int l1;
-
- l1 = gen_new_label();
- tcg_gen_brcondi_tl(TCG_COND_NE, cpu_PR[PR_SPC], dc->pc, l1);
- /* We treat SPC as a break with an odd trap vector. */
- cris_evaluate_flags (dc);
- t_gen_mov_env_TN(trap_vector, tcg_const_tl(3));
- tcg_gen_movi_tl(env_pc, dc->pc + insn_len);
- tcg_gen_movi_tl(cpu_PR[PR_SPC], dc->pc + insn_len);
- t_gen_raise_exception(EXCP_BREAK);
- gen_set_label(l1);
- }
+ /* Single-stepping ? */
+ if (dc->tb_flags & S_FLAG) {
+ int l1;
+
+ l1 = gen_new_label();
+ tcg_gen_brcondi_tl(TCG_COND_NE, cpu_PR[PR_SPC], dc->pc, l1);
+ /* We treat SPC as a break with an odd trap vector. */
+ cris_evaluate_flags(dc);
+ t_gen_mov_env_TN(trap_vector, tcg_const_tl(3));
+ tcg_gen_movi_tl(env_pc, dc->pc + insn_len);
+ tcg_gen_movi_tl(cpu_PR[PR_SPC], dc->pc + insn_len);
+ t_gen_raise_exception(EXCP_BREAK);
+ gen_set_label(l1);
+ }
#endif
- return insn_len;
+ return insn_len;
}
static void check_breakpoint(CPUCRISState *env, DisasContext *dc)
{
- CPUBreakpoint *bp;
+ CPUBreakpoint *bp;
- if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) {
- QTAILQ_FOREACH(bp, &env->breakpoints, entry) {
- if (bp->pc == dc->pc) {
- cris_evaluate_flags (dc);
- tcg_gen_movi_tl(env_pc, dc->pc);
- t_gen_raise_exception(EXCP_DEBUG);
- dc->is_jmp = DISAS_UPDATE;
- }
- }
- }
+ if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) {
+ QTAILQ_FOREACH(bp, &env->breakpoints, entry) {
+ if (bp->pc == dc->pc) {
+ cris_evaluate_flags(dc);
+ tcg_gen_movi_tl(env_pc, dc->pc);
+ t_gen_raise_exception(EXCP_DEBUG);
+ dc->is_jmp = DISAS_UPDATE;
+ }
+ }
+ }
}
#include "translate_v10.c"
@@ -3174,250 +3204,256 @@ static void
gen_intermediate_code_internal(CPUCRISState *env, TranslationBlock *tb,
int search_pc)
{
- uint16_t *gen_opc_end;
- uint32_t pc_start;
- unsigned int insn_len;
- int j, lj;
- struct DisasContext ctx;
- struct DisasContext *dc = &ctx;
- uint32_t next_page_start;
- target_ulong npc;
- int num_insns;
- int max_insns;
-
- qemu_log_try_set_file(stderr);
-
- if (env->pregs[PR_VR] == 32) {
- dc->decoder = crisv32_decoder;
- dc->clear_locked_irq = 0;
- } else {
- dc->decoder = crisv10_decoder;
- dc->clear_locked_irq = 1;
- }
-
- /* Odd PC indicates that branch is rexecuting due to exception in the
- * delayslot, like in real hw.
- */
- pc_start = tb->pc & ~1;
- dc->env = env;
- dc->tb = tb;
-
- gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
-
- dc->is_jmp = DISAS_NEXT;
- dc->ppc = pc_start;
- dc->pc = pc_start;
- dc->singlestep_enabled = env->singlestep_enabled;
- dc->flags_uptodate = 1;
- dc->flagx_known = 1;
- dc->flags_x = tb->flags & X_FLAG;
- dc->cc_x_uptodate = 0;
- dc->cc_mask = 0;
- dc->update_cc = 0;
- dc->clear_prefix = 0;
-
- cris_update_cc_op(dc, CC_OP_FLAGS, 4);
- dc->cc_size_uptodate = -1;
-
- /* Decode TB flags. */
- dc->tb_flags = tb->flags & (S_FLAG | P_FLAG | U_FLAG \
- | X_FLAG | PFIX_FLAG);
- dc->delayed_branch = !!(tb->flags & 7);
- if (dc->delayed_branch)
- dc->jmp = JMP_INDIRECT;
- else
- dc->jmp = JMP_NOJMP;
-
- dc->cpustate_changed = 0;
-
- if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
- qemu_log(
- "srch=%d pc=%x %x flg=%" PRIx64 " bt=%x ds=%u ccs=%x\n"
- "pid=%x usp=%x\n"
- "%x.%x.%x.%x\n"
- "%x.%x.%x.%x\n"
- "%x.%x.%x.%x\n"
- "%x.%x.%x.%x\n",
- search_pc, dc->pc, dc->ppc,
- (uint64_t)tb->flags,
- env->btarget, (unsigned)tb->flags & 7,
- env->pregs[PR_CCS],
- env->pregs[PR_PID], env->pregs[PR_USP],
- env->regs[0], env->regs[1], env->regs[2], env->regs[3],
- env->regs[4], env->regs[5], env->regs[6], env->regs[7],
- env->regs[8], env->regs[9],
- env->regs[10], env->regs[11],
- env->regs[12], env->regs[13],
- env->regs[14], env->regs[15]);
- qemu_log("--------------\n");
- qemu_log("IN: %s\n", lookup_symbol(pc_start));
- }
-
- next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
- lj = -1;
- num_insns = 0;
- max_insns = tb->cflags & CF_COUNT_MASK;
- if (max_insns == 0)
- max_insns = CF_COUNT_MASK;
-
- gen_icount_start();
- do
- {
- check_breakpoint(env, dc);
-
- if (search_pc) {
- j = gen_opc_ptr - gen_opc_buf;
- if (lj < j) {
- lj++;
- while (lj < j)
- gen_opc_instr_start[lj++] = 0;
- }
- if (dc->delayed_branch == 1)
- gen_opc_pc[lj] = dc->ppc | 1;
- else
- gen_opc_pc[lj] = dc->pc;
- gen_opc_instr_start[lj] = 1;
- gen_opc_icount[lj] = num_insns;
- }
-
- /* Pretty disas. */
- LOG_DIS("%8.8x:\t", dc->pc);
-
- if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
- gen_io_start();
- dc->clear_x = 1;
-
- insn_len = dc->decoder(env, dc);
- dc->ppc = dc->pc;
- dc->pc += insn_len;
- if (dc->clear_x)
- cris_clear_x_flag(dc);
-
- num_insns++;
- /* Check for delayed branches here. If we do it before
- actually generating any host code, the simulator will just
- loop doing nothing for on this program location. */
- if (dc->delayed_branch) {
- dc->delayed_branch--;
- if (dc->delayed_branch == 0)
- {
- if (tb->flags & 7)
- t_gen_mov_env_TN(dslot,
- tcg_const_tl(0));
- if (dc->cpustate_changed || !dc->flagx_known
- || (dc->flags_x != (tb->flags & X_FLAG))) {
- cris_store_direct_jmp(dc);
- }
-
- if (dc->clear_locked_irq) {
- dc->clear_locked_irq = 0;
- t_gen_mov_env_TN(locked_irq,
- tcg_const_tl(0));
- }
-
- if (dc->jmp == JMP_DIRECT_CC) {
- int l1;
-
- l1 = gen_new_label();
- cris_evaluate_flags(dc);
-
- /* Conditional jmp. */
- tcg_gen_brcondi_tl(TCG_COND_EQ,
- env_btaken, 0, l1);
- gen_goto_tb(dc, 1, dc->jmp_pc);
- gen_set_label(l1);
- gen_goto_tb(dc, 0, dc->pc);
- dc->is_jmp = DISAS_TB_JUMP;
- dc->jmp = JMP_NOJMP;
- } else if (dc->jmp == JMP_DIRECT) {
- cris_evaluate_flags(dc);
- gen_goto_tb(dc, 0, dc->jmp_pc);
- dc->is_jmp = DISAS_TB_JUMP;
- dc->jmp = JMP_NOJMP;
- } else {
- t_gen_cc_jmp(env_btarget,
- tcg_const_tl(dc->pc));
- dc->is_jmp = DISAS_JUMP;
- }
- break;
- }
- }
-
- /* If we are rexecuting a branch due to exceptions on
- delay slots dont break. */
- if (!(tb->pc & 1) && env->singlestep_enabled)
- break;
- } while (!dc->is_jmp && !dc->cpustate_changed
- && gen_opc_ptr < gen_opc_end
- && !singlestep
- && (dc->pc < next_page_start)
- && num_insns < max_insns);
-
- if (dc->clear_locked_irq)
- t_gen_mov_env_TN(locked_irq, tcg_const_tl(0));
-
- npc = dc->pc;
+ uint16_t *gen_opc_end;
+ uint32_t pc_start;
+ unsigned int insn_len;
+ int j, lj;
+ struct DisasContext ctx;
+ struct DisasContext *dc = &ctx;
+ uint32_t next_page_start;
+ target_ulong npc;
+ int num_insns;
+ int max_insns;
+
+ qemu_log_try_set_file(stderr);
+
+ if (env->pregs[PR_VR] == 32) {
+ dc->decoder = crisv32_decoder;
+ dc->clear_locked_irq = 0;
+ } else {
+ dc->decoder = crisv10_decoder;
+ dc->clear_locked_irq = 1;
+ }
+
+ /* Odd PC indicates that branch is rexecuting due to exception in the
+ * delayslot, like in real hw.
+ */
+ pc_start = tb->pc & ~1;
+ dc->env = env;
+ dc->tb = tb;
+
+ gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
+
+ dc->is_jmp = DISAS_NEXT;
+ dc->ppc = pc_start;
+ dc->pc = pc_start;
+ dc->singlestep_enabled = env->singlestep_enabled;
+ dc->flags_uptodate = 1;
+ dc->flagx_known = 1;
+ dc->flags_x = tb->flags & X_FLAG;
+ dc->cc_x_uptodate = 0;
+ dc->cc_mask = 0;
+ dc->update_cc = 0;
+ dc->clear_prefix = 0;
+
+ cris_update_cc_op(dc, CC_OP_FLAGS, 4);
+ dc->cc_size_uptodate = -1;
+
+ /* Decode TB flags. */
+ dc->tb_flags = tb->flags & (S_FLAG | P_FLAG | U_FLAG \
+ | X_FLAG | PFIX_FLAG);
+ dc->delayed_branch = !!(tb->flags & 7);
+ if (dc->delayed_branch) {
+ dc->jmp = JMP_INDIRECT;
+ } else {
+ dc->jmp = JMP_NOJMP;
+ }
+
+ dc->cpustate_changed = 0;
+
+ if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
+ qemu_log(
+ "srch=%d pc=%x %x flg=%" PRIx64 " bt=%x ds=%u ccs=%x\n"
+ "pid=%x usp=%x\n"
+ "%x.%x.%x.%x\n"
+ "%x.%x.%x.%x\n"
+ "%x.%x.%x.%x\n"
+ "%x.%x.%x.%x\n",
+ search_pc, dc->pc, dc->ppc,
+ (uint64_t)tb->flags,
+ env->btarget, (unsigned)tb->flags & 7,
+ env->pregs[PR_CCS],
+ env->pregs[PR_PID], env->pregs[PR_USP],
+ env->regs[0], env->regs[1], env->regs[2], env->regs[3],
+ env->regs[4], env->regs[5], env->regs[6], env->regs[7],
+ env->regs[8], env->regs[9],
+ env->regs[10], env->regs[11],
+ env->regs[12], env->regs[13],
+ env->regs[14], env->regs[15]);
+ qemu_log("--------------\n");
+ qemu_log("IN: %s\n", lookup_symbol(pc_start));
+ }
+
+ next_page_start = (pc_start & TARGET_PAGE_MASK) + TARGET_PAGE_SIZE;
+ lj = -1;
+ num_insns = 0;
+ max_insns = tb->cflags & CF_COUNT_MASK;
+ if (max_insns == 0) {
+ max_insns = CF_COUNT_MASK;
+ }
+
+ gen_icount_start();
+ do {
+ check_breakpoint(env, dc);
+
+ if (search_pc) {
+ j = gen_opc_ptr - gen_opc_buf;
+ if (lj < j) {
+ lj++;
+ while (lj < j) {
+ gen_opc_instr_start[lj++] = 0;
+ }
+ }
+ if (dc->delayed_branch == 1) {
+ gen_opc_pc[lj] = dc->ppc | 1;
+ } else {
+ gen_opc_pc[lj] = dc->pc;
+ }
+ gen_opc_instr_start[lj] = 1;
+ gen_opc_icount[lj] = num_insns;
+ }
+
+ /* Pretty disas. */
+ LOG_DIS("%8.8x:\t", dc->pc);
+
+ if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) {
+ gen_io_start();
+ }
+ dc->clear_x = 1;
+
+ insn_len = dc->decoder(env, dc);
+ dc->ppc = dc->pc;
+ dc->pc += insn_len;
+ if (dc->clear_x) {
+ cris_clear_x_flag(dc);
+ }
+
+ num_insns++;
+ /* Check for delayed branches here. If we do it before
+ actually generating any host code, the simulator will just
+ loop doing nothing for on this program location. */
+ if (dc->delayed_branch) {
+ dc->delayed_branch--;
+ if (dc->delayed_branch == 0) {
+ if (tb->flags & 7) {
+ t_gen_mov_env_TN(dslot, tcg_const_tl(0));
+ }
+ if (dc->cpustate_changed || !dc->flagx_known
+ || (dc->flags_x != (tb->flags & X_FLAG))) {
+ cris_store_direct_jmp(dc);
+ }
+
+ if (dc->clear_locked_irq) {
+ dc->clear_locked_irq = 0;
+ t_gen_mov_env_TN(locked_irq, tcg_const_tl(0));
+ }
+
+ if (dc->jmp == JMP_DIRECT_CC) {
+ int l1;
+
+ l1 = gen_new_label();
+ cris_evaluate_flags(dc);
+
+ /* Conditional jmp. */
+ tcg_gen_brcondi_tl(TCG_COND_EQ,
+ env_btaken, 0, l1);
+ gen_goto_tb(dc, 1, dc->jmp_pc);
+ gen_set_label(l1);
+ gen_goto_tb(dc, 0, dc->pc);
+ dc->is_jmp = DISAS_TB_JUMP;
+ dc->jmp = JMP_NOJMP;
+ } else if (dc->jmp == JMP_DIRECT) {
+ cris_evaluate_flags(dc);
+ gen_goto_tb(dc, 0, dc->jmp_pc);
+ dc->is_jmp = DISAS_TB_JUMP;
+ dc->jmp = JMP_NOJMP;
+ } else {
+ t_gen_cc_jmp(env_btarget, tcg_const_tl(dc->pc));
+ dc->is_jmp = DISAS_JUMP;
+ }
+ break;
+ }
+ }
+
+ /* If we are rexecuting a branch due to exceptions on
+ delay slots dont break. */
+ if (!(tb->pc & 1) && env->singlestep_enabled) {
+ break;
+ }
+ } while (!dc->is_jmp && !dc->cpustate_changed
+ && gen_opc_ptr < gen_opc_end
+ && !singlestep
+ && (dc->pc < next_page_start)
+ && num_insns < max_insns);
+
+ if (dc->clear_locked_irq) {
+ t_gen_mov_env_TN(locked_irq, tcg_const_tl(0));
+ }
+
+ npc = dc->pc;
if (tb->cflags & CF_LAST_IO)
gen_io_end();
- /* Force an update if the per-tb cpu state has changed. */
- if (dc->is_jmp == DISAS_NEXT
- && (dc->cpustate_changed || !dc->flagx_known
- || (dc->flags_x != (tb->flags & X_FLAG)))) {
- dc->is_jmp = DISAS_UPDATE;
- tcg_gen_movi_tl(env_pc, npc);
- }
- /* Broken branch+delayslot sequence. */
- if (dc->delayed_branch == 1) {
- /* Set env->dslot to the size of the branch insn. */
- t_gen_mov_env_TN(dslot, tcg_const_tl(dc->pc - dc->ppc));
- cris_store_direct_jmp(dc);
- }
-
- cris_evaluate_flags (dc);
-
- if (unlikely(env->singlestep_enabled)) {
- if (dc->is_jmp == DISAS_NEXT)
- tcg_gen_movi_tl(env_pc, npc);
- t_gen_raise_exception(EXCP_DEBUG);
- } else {
- switch(dc->is_jmp) {
- case DISAS_NEXT:
- gen_goto_tb(dc, 1, npc);
- break;
- default:
- case DISAS_JUMP:
- case DISAS_UPDATE:
- /* indicate that the hash table must be used
- to find the next TB */
- tcg_gen_exit_tb(0);
- break;
- case DISAS_SWI:
- case DISAS_TB_JUMP:
- /* nothing more to generate */
- break;
- }
- }
- gen_icount_end(tb, num_insns);
- *gen_opc_ptr = INDEX_op_end;
- if (search_pc) {
- j = gen_opc_ptr - gen_opc_buf;
- lj++;
- while (lj <= j)
- gen_opc_instr_start[lj++] = 0;
- } else {
- tb->size = dc->pc - pc_start;
- tb->icount = num_insns;
- }
+ /* Force an update if the per-tb cpu state has changed. */
+ if (dc->is_jmp == DISAS_NEXT
+ && (dc->cpustate_changed || !dc->flagx_known
+ || (dc->flags_x != (tb->flags & X_FLAG)))) {
+ dc->is_jmp = DISAS_UPDATE;
+ tcg_gen_movi_tl(env_pc, npc);
+ }
+ /* Broken branch+delayslot sequence. */
+ if (dc->delayed_branch == 1) {
+ /* Set env->dslot to the size of the branch insn. */
+ t_gen_mov_env_TN(dslot, tcg_const_tl(dc->pc - dc->ppc));
+ cris_store_direct_jmp(dc);
+ }
+
+ cris_evaluate_flags(dc);
+
+ if (unlikely(env->singlestep_enabled)) {
+ if (dc->is_jmp == DISAS_NEXT) {
+ tcg_gen_movi_tl(env_pc, npc);
+ }
+ t_gen_raise_exception(EXCP_DEBUG);
+ } else {
+ switch (dc->is_jmp) {
+ case DISAS_NEXT:
+ gen_goto_tb(dc, 1, npc);
+ break;
+ default:
+ case DISAS_JUMP:
+ case DISAS_UPDATE:
+ /* indicate that the hash table must be used
+ to find the next TB */
+ tcg_gen_exit_tb(0);
+ break;
+ case DISAS_SWI:
+ case DISAS_TB_JUMP:
+ /* nothing more to generate */
+ break;
+ }
+ }
+ gen_icount_end(tb, num_insns);
+ *gen_opc_ptr = INDEX_op_end;
+ if (search_pc) {
+ j = gen_opc_ptr - gen_opc_buf;
+ lj++;
+ while (lj <= j) {
+ gen_opc_instr_start[lj++] = 0;
+ }
+ } else {
+ tb->size = dc->pc - pc_start;
+ tb->icount = num_insns;
+ }
#ifdef DEBUG_DISAS
#if !DISAS_CRIS
- if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
- log_target_disas(env, pc_start, dc->pc - pc_start,
+ if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
+ log_target_disas(env, pc_start, dc->pc - pc_start,
dc->env->pregs[PR_VR]);
- qemu_log("\nisize=%d osize=%td\n",
- dc->pc - pc_start, gen_opc_ptr - gen_opc_buf);
- }
+ qemu_log("\nisize=%d osize=%td\n",
+ dc->pc - pc_start, gen_opc_ptr - gen_opc_buf);
+ }
#endif
#endif
}
@@ -3435,41 +3471,45 @@ void gen_intermediate_code_pc (CPUCRISState *env, struct TranslationBlock *tb)
void cpu_dump_state (CPUCRISState *env, FILE *f, fprintf_function cpu_fprintf,
int flags)
{
- int i;
- uint32_t srs;
-
- if (!env || !f)
- return;
-
- cpu_fprintf(f, "PC=%x CCS=%x btaken=%d btarget=%x\n"
- "cc_op=%d cc_src=%d cc_dest=%d cc_result=%x cc_mask=%x\n",
- env->pc, env->pregs[PR_CCS], env->btaken, env->btarget,
- env->cc_op,
- env->cc_src, env->cc_dest, env->cc_result, env->cc_mask);
-
-
- for (i = 0; i < 16; i++) {
- cpu_fprintf(f, "%s=%8.8x ",regnames[i], env->regs[i]);
- if ((i + 1) % 4 == 0)
- cpu_fprintf(f, "\n");
- }
- cpu_fprintf(f, "\nspecial regs:\n");
- for (i = 0; i < 16; i++) {
- cpu_fprintf(f, "%s=%8.8x ", pregnames[i], env->pregs[i]);
- if ((i + 1) % 4 == 0)
- cpu_fprintf(f, "\n");
- }
- srs = env->pregs[PR_SRS];
- cpu_fprintf(f, "\nsupport function regs bank %x:\n", srs);
- if (srs < ARRAY_SIZE(env->sregs)) {
- for (i = 0; i < 16; i++) {
- cpu_fprintf(f, "s%2.2d=%8.8x ",
- i, env->sregs[srs][i]);
- if ((i + 1) % 4 == 0)
- cpu_fprintf(f, "\n");
- }
- }
- cpu_fprintf(f, "\n\n");
+ int i;
+ uint32_t srs;
+
+ if (!env || !f) {
+ return;
+ }
+
+ cpu_fprintf(f, "PC=%x CCS=%x btaken=%d btarget=%x\n"
+ "cc_op=%d cc_src=%d cc_dest=%d cc_result=%x cc_mask=%x\n",
+ env->pc, env->pregs[PR_CCS], env->btaken, env->btarget,
+ env->cc_op,
+ env->cc_src, env->cc_dest, env->cc_result, env->cc_mask);
+
+
+ for (i = 0; i < 16; i++) {
+ cpu_fprintf(f, "%s=%8.8x ", regnames[i], env->regs[i]);
+ if ((i + 1) % 4 == 0) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+ cpu_fprintf(f, "\nspecial regs:\n");
+ for (i = 0; i < 16; i++) {
+ cpu_fprintf(f, "%s=%8.8x ", pregnames[i], env->pregs[i]);
+ if ((i + 1) % 4 == 0) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+ srs = env->pregs[PR_SRS];
+ cpu_fprintf(f, "\nsupport function regs bank %x:\n", srs);
+ if (srs < ARRAY_SIZE(env->sregs)) {
+ for (i = 0; i < 16; i++) {
+ cpu_fprintf(f, "s%2.2d=%8.8x ",
+ i, env->sregs[srs][i]);
+ if ((i + 1) % 4 == 0) {
+ cpu_fprintf(f, "\n");
+ }
+ }
+ }
+ cpu_fprintf(f, "\n\n");
}
@@ -3478,11 +3518,11 @@ struct
uint32_t vr;
const char *name;
} cris_cores[] = {
- {8, "crisv8"},
- {9, "crisv9"},
- {10, "crisv10"},
- {11, "crisv11"},
- {32, "crisv32"},
+ {8, "crisv8"},
+ {9, "crisv9"},
+ {10, "crisv10"},
+ {11, "crisv11"},
+ {32, "crisv32"},
};
void cris_cpu_list(FILE *f, fprintf_function cpu_fprintf)
@@ -3581,5 +3621,5 @@ CRISCPU *cpu_cris_init(const char *cpu_model)
void restore_state_to_opc(CPUCRISState *env, TranslationBlock *tb, int pc_pos)
{
- env->pc = gen_opc_pc[pc_pos];
+ env->pc = gen_opc_pc[pc_pos];
}