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authorAurelien Jarno <aurelien@aurel32.net>2013-01-01 18:02:23 +0100
committerAurelien Jarno <aurelien@aurel32.net>2013-01-31 23:29:40 +0100
commit6de0e6c13e275a59de7fcf5dee26c5a88e3a2ebe (patch)
treefeb0247c084d36884527a4e7c8a1f43f286705bc /target-mips/dsp_helper.c
parent652613ab5ae4559b481c612010b407e1c2216f36 (diff)
downloadqemu-arm-6de0e6c13e275a59de7fcf5dee26c5a88e3a2ebe.tar.gz
target-mips: use DSP unions for binary DSP operators
This allow to reduce the number of macros. Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-mips/dsp_helper.c')
-rw-r--r--target-mips/dsp_helper.c384
1 files changed, 116 insertions, 268 deletions
diff --git a/target-mips/dsp_helper.c b/target-mips/dsp_helper.c
index aed4c637c3..37dbeaa48f 100644
--- a/target-mips/dsp_helper.c
+++ b/target-mips/dsp_helper.c
@@ -1078,7 +1078,6 @@ static inline int32_t mipsdsp_cmpu_lt(uint32_t a, uint32_t b)
b = num & MIPSDSP_LO; \
} while (0)
-#define MIPSDSP_RETURN32(a) ((target_long)(int32_t)a)
#define MIPSDSP_RETURN32_8(a, b, c, d) ((target_long)(int32_t) \
(((uint32_t)a << 24) | \
(((uint32_t)b << 16) | \
@@ -1111,119 +1110,127 @@ static inline int32_t mipsdsp_cmpu_lt(uint32_t a, uint32_t b)
#endif
/** DSP Arithmetic Sub-class insns **/
-#define ARITH_PH(name, func) \
-target_ulong helper_##name##_ph(target_ulong rs, target_ulong rt) \
-{ \
- uint16_t rsh, rsl, rth, rtl, temph, templ; \
- \
- MIPSDSP_SPLIT32_16(rs, rsh, rsl); \
- MIPSDSP_SPLIT32_16(rt, rth, rtl); \
- \
- temph = mipsdsp_##func(rsh, rth); \
- templ = mipsdsp_##func(rsl, rtl); \
- \
- return MIPSDSP_RETURN32_16(temph, templ); \
-}
-
-#define ARITH_PH_ENV(name, func) \
-target_ulong helper_##name##_ph(target_ulong rs, target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- uint16_t rsh, rsl, rth, rtl, temph, templ; \
- \
- MIPSDSP_SPLIT32_16(rs, rsh, rsl); \
- MIPSDSP_SPLIT32_16(rt, rth, rtl); \
- \
- temph = mipsdsp_##func(rsh, rth, env); \
- templ = mipsdsp_##func(rsl, rtl, env); \
- \
- return MIPSDSP_RETURN32_16(temph, templ); \
-}
-
-
-ARITH_PH_ENV(addq, add_i16);
-ARITH_PH_ENV(addq_s, sat_add_i16);
-ARITH_PH_ENV(addu, add_u16);
-ARITH_PH_ENV(addu_s, sat_add_u16);
-
-ARITH_PH(addqh, rshift1_add_q16);
-ARITH_PH(addqh_r, rrshift1_add_q16);
-
-ARITH_PH_ENV(subq, sub_i16);
-ARITH_PH_ENV(subq_s, sat16_sub);
-ARITH_PH_ENV(subu, sub_u16_u16);
-ARITH_PH_ENV(subu_s, satu16_sub_u16_u16);
-
-ARITH_PH(subqh, rshift1_sub_q16);
-ARITH_PH(subqh_r, rrshift1_sub_q16);
-
-#undef ARITH_PH
-#undef ARITH_PH_ENV
+#define MIPSDSP32_BINOP(name, func, element) \
+target_ulong helper_##name(target_ulong rs, target_ulong rt) \
+{ \
+ DSP32Value ds, dt; \
+ unsigned int i, n; \
+ \
+ n = sizeof(DSP32Value) / sizeof(ds.element[0]); \
+ ds.sw[0] = rs; \
+ dt.sw[0] = rt; \
+ \
+ for (i = 0; i < n; i++) { \
+ ds.element[i] = mipsdsp_##func(ds.element[i], dt.element[i]); \
+ } \
+ \
+ return (target_long)ds.sw[0]; \
+}
+MIPSDSP32_BINOP(addqh_ph, rshift1_add_q16, sh);
+MIPSDSP32_BINOP(addqh_r_ph, rrshift1_add_q16, sh);
+MIPSDSP32_BINOP(addqh_r_w, rrshift1_add_q32, sw);
+MIPSDSP32_BINOP(addqh_w, rshift1_add_q32, sw);
+MIPSDSP32_BINOP(adduh_qb, rshift1_add_u8, ub);
+MIPSDSP32_BINOP(adduh_r_qb, rrshift1_add_u8, ub);
+MIPSDSP32_BINOP(subqh_ph, rshift1_sub_q16, sh);
+MIPSDSP32_BINOP(subqh_r_ph, rrshift1_sub_q16, sh);
+MIPSDSP32_BINOP(subqh_r_w, rrshift1_sub_q32, sw);
+MIPSDSP32_BINOP(subqh_w, rshift1_sub_q32, sw);
+#undef MIPSDSP32_BINOP
+
+#define MIPSDSP32_BINOP_ENV(name, func, element) \
+target_ulong helper_##name(target_ulong rs, target_ulong rt, \
+ CPUMIPSState *env) \
+{ \
+ DSP32Value ds, dt; \
+ unsigned int i, n; \
+ \
+ n = sizeof(DSP32Value) / sizeof(ds.element[0]); \
+ ds.sw[0] = rs; \
+ dt.sw[0] = rt; \
+ \
+ for (i = 0 ; i < n ; i++) { \
+ ds.element[i] = mipsdsp_##func(ds.element[i], dt.element[i], env); \
+ } \
+ \
+ return (target_long)ds.sw[0]; \
+}
+MIPSDSP32_BINOP_ENV(addq_ph, add_i16, sh)
+MIPSDSP32_BINOP_ENV(addq_s_ph, sat_add_i16, sh)
+MIPSDSP32_BINOP_ENV(addq_s_w, sat_add_i32, sw);
+MIPSDSP32_BINOP_ENV(addu_ph, add_u16, sh)
+MIPSDSP32_BINOP_ENV(addu_qb, add_u8, ub);
+MIPSDSP32_BINOP_ENV(addu_s_ph, sat_add_u16, sh)
+MIPSDSP32_BINOP_ENV(addu_s_qb, sat_add_u8, ub);
+MIPSDSP32_BINOP_ENV(subq_ph, sub_i16, sh);
+MIPSDSP32_BINOP_ENV(subq_s_ph, sat16_sub, sh);
+MIPSDSP32_BINOP_ENV(subq_s_w, sat32_sub, sw);
+MIPSDSP32_BINOP_ENV(subu_ph, sub_u16_u16, sh);
+MIPSDSP32_BINOP_ENV(subu_qb, sub_u8, ub);
+MIPSDSP32_BINOP_ENV(subu_s_ph, satu16_sub_u16_u16, sh);
+MIPSDSP32_BINOP_ENV(subu_s_qb, satu8_sub, ub);
+#undef MIPSDSP32_BINOP_ENV
#ifdef TARGET_MIPS64
-#define ARITH_QH_ENV(name, func) \
-target_ulong helper_##name##_qh(target_ulong rs, target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- uint16_t rs3, rs2, rs1, rs0; \
- uint16_t rt3, rt2, rt1, rt0; \
- uint16_t tempD, tempC, tempB, tempA; \
- \
- MIPSDSP_SPLIT64_16(rs, rs3, rs2, rs1, rs0); \
- MIPSDSP_SPLIT64_16(rt, rt3, rt2, rt1, rt0); \
- \
- tempD = mipsdsp_##func(rs3, rt3, env); \
- tempC = mipsdsp_##func(rs2, rt2, env); \
- tempB = mipsdsp_##func(rs1, rt1, env); \
- tempA = mipsdsp_##func(rs0, rt0, env); \
- \
- return MIPSDSP_RETURN64_16(tempD, tempC, tempB, tempA); \
-}
-
-ARITH_QH_ENV(addq, add_i16);
-ARITH_QH_ENV(addq_s, sat_add_i16);
-ARITH_QH_ENV(addu, add_u16);
-ARITH_QH_ENV(addu_s, sat_add_u16);
-
-ARITH_QH_ENV(subq, sub_i16);
-ARITH_QH_ENV(subq_s, sat16_sub);
-ARITH_QH_ENV(subu, sub_u16_u16);
-ARITH_QH_ENV(subu_s, satu16_sub_u16_u16);
-
-#undef ARITH_QH_ENV
+#define MIPSDSP64_BINOP(name, func, element) \
+target_ulong helper_##name(target_ulong rs, target_ulong rt) \
+{ \
+ DSP64Value ds, dt; \
+ unsigned int i, n; \
+ \
+ n = sizeof(DSP64Value) / sizeof(ds.element[0]); \
+ ds.sl[0] = rs; \
+ dt.sl[0] = rt; \
+ \
+ for (i = 0 ; i < n ; i++) { \
+ ds.element[i] = mipsdsp_##func(ds.element[i], dt.element[i]); \
+ } \
+ \
+ return ds.sl[0]; \
+}
+MIPSDSP64_BINOP(adduh_ob, rshift1_add_u8, ub);
+MIPSDSP64_BINOP(adduh_r_ob, rrshift1_add_u8, ub);
+MIPSDSP64_BINOP(subuh_ob, rshift1_sub_u8, ub);
+MIPSDSP64_BINOP(subuh_r_ob, rrshift1_sub_u8, ub);
+#undef MIPSDSP64_BINOP
+
+#define MIPSDSP64_BINOP_ENV(name, func, element) \
+target_ulong helper_##name(target_ulong rs, target_ulong rt, \
+ CPUMIPSState *env) \
+{ \
+ DSP64Value ds, dt; \
+ unsigned int i, n; \
+ \
+ n = sizeof(DSP64Value) / sizeof(ds.element[0]); \
+ ds.sl[0] = rs; \
+ dt.sl[0] = rt; \
+ \
+ for (i = 0 ; i < n ; i++) { \
+ ds.element[i] = mipsdsp_##func(ds.element[i], dt.element[i], env); \
+ } \
+ \
+ return ds.sl[0]; \
+}
+MIPSDSP64_BINOP_ENV(addq_pw, add_i32, sw);
+MIPSDSP64_BINOP_ENV(addq_qh, add_i16, sh);
+MIPSDSP64_BINOP_ENV(addq_s_pw, sat_add_i32, sw);
+MIPSDSP64_BINOP_ENV(addq_s_qh, sat_add_i16, sh);
+MIPSDSP64_BINOP_ENV(addu_ob, add_u8, uh);
+MIPSDSP64_BINOP_ENV(addu_qh, add_u16, uh);
+MIPSDSP64_BINOP_ENV(addu_s_ob, sat_add_u8, uh);
+MIPSDSP64_BINOP_ENV(addu_s_qh, sat_add_u16, uh);
+MIPSDSP64_BINOP_ENV(subq_pw, sub32, sw);
+MIPSDSP64_BINOP_ENV(subq_qh, sub_i16, sh);
+MIPSDSP64_BINOP_ENV(subq_s_pw, sat32_sub, sw);
+MIPSDSP64_BINOP_ENV(subq_s_qh, sat16_sub, sh);
+MIPSDSP64_BINOP_ENV(subu_ob, sub_u8, uh);
+MIPSDSP64_BINOP_ENV(subu_qh, sub_u16_u16, uh);
+MIPSDSP64_BINOP_ENV(subu_s_ob, satu8_sub, uh);
+MIPSDSP64_BINOP_ENV(subu_s_qh, satu16_sub_u16_u16, uh);
+#undef MIPSDSP64_BINOP_ENV
#endif
-#define ARITH_W(name, func) \
-target_ulong helper_##name##_w(target_ulong rs, target_ulong rt) \
-{ \
- uint32_t rd; \
- rd = mipsdsp_##func(rs, rt); \
- return MIPSDSP_RETURN32(rd); \
-}
-
-#define ARITH_W_ENV(name, func) \
-target_ulong helper_##name##_w(target_ulong rs, target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- uint32_t rd; \
- rd = mipsdsp_##func(rs, rt, env); \
- return MIPSDSP_RETURN32(rd); \
-}
-
-ARITH_W_ENV(addq_s, sat_add_i32);
-
-ARITH_W(addqh, rshift1_add_q32);
-ARITH_W(addqh_r, rrshift1_add_q32);
-
-ARITH_W_ENV(subq_s, sat32_sub);
-
-ARITH_W(subqh, rshift1_sub_q32);
-ARITH_W(subqh_r, rrshift1_sub_q32);
-
-#undef ARITH_W
-#undef ARITH_W_ENV
-
target_ulong helper_absq_s_w(target_ulong rt, CPUMIPSState *env)
{
uint32_t rd;
@@ -1234,164 +1241,6 @@ target_ulong helper_absq_s_w(target_ulong rt, CPUMIPSState *env)
}
-#if defined(TARGET_MIPS64)
-
-#define ARITH_PW_ENV(name, func) \
-target_ulong helper_##name##_pw(target_ulong rs, target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- uint32_t rs1, rs0; \
- uint32_t rt1, rt0; \
- uint32_t tempB, tempA; \
- \
- MIPSDSP_SPLIT64_32(rs, rs1, rs0); \
- MIPSDSP_SPLIT64_32(rt, rt1, rt0); \
- \
- tempB = mipsdsp_##func(rs1, rt1, env); \
- tempA = mipsdsp_##func(rs0, rt0, env); \
- \
- return MIPSDSP_RETURN64_32(tempB, tempA); \
-}
-
-ARITH_PW_ENV(addq, add_i32);
-ARITH_PW_ENV(addq_s, sat_add_i32);
-ARITH_PW_ENV(subq, sub32);
-ARITH_PW_ENV(subq_s, sat32_sub);
-
-#undef ARITH_PW_ENV
-
-#endif
-
-#define ARITH_QB(name, func) \
-target_ulong helper_##name##_qb(target_ulong rs, target_ulong rt) \
-{ \
- uint8_t rs0, rs1, rs2, rs3; \
- uint8_t rt0, rt1, rt2, rt3; \
- uint8_t temp0, temp1, temp2, temp3; \
- \
- MIPSDSP_SPLIT32_8(rs, rs3, rs2, rs1, rs0); \
- MIPSDSP_SPLIT32_8(rt, rt3, rt2, rt1, rt0); \
- \
- temp0 = mipsdsp_##func(rs0, rt0); \
- temp1 = mipsdsp_##func(rs1, rt1); \
- temp2 = mipsdsp_##func(rs2, rt2); \
- temp3 = mipsdsp_##func(rs3, rt3); \
- \
- return MIPSDSP_RETURN32_8(temp3, temp2, temp1, temp0); \
-}
-
-#define ARITH_QB_ENV(name, func) \
-target_ulong helper_##name##_qb(target_ulong rs, target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- uint8_t rs0, rs1, rs2, rs3; \
- uint8_t rt0, rt1, rt2, rt3; \
- uint8_t temp0, temp1, temp2, temp3; \
- \
- MIPSDSP_SPLIT32_8(rs, rs3, rs2, rs1, rs0); \
- MIPSDSP_SPLIT32_8(rt, rt3, rt2, rt1, rt0); \
- \
- temp0 = mipsdsp_##func(rs0, rt0, env); \
- temp1 = mipsdsp_##func(rs1, rt1, env); \
- temp2 = mipsdsp_##func(rs2, rt2, env); \
- temp3 = mipsdsp_##func(rs3, rt3, env); \
- \
- return MIPSDSP_RETURN32_8(temp3, temp2, temp1, temp0); \
-}
-
-ARITH_QB(adduh, rshift1_add_u8);
-ARITH_QB(adduh_r, rrshift1_add_u8);
-
-ARITH_QB_ENV(addu, add_u8);
-ARITH_QB_ENV(addu_s, sat_add_u8);
-
-#undef ADDU_QB
-#undef ADDU_QB_ENV
-
-#if defined(TARGET_MIPS64)
-#define ARITH_OB(name, func) \
-target_ulong helper_##name##_ob(target_ulong rs, target_ulong rt) \
-{ \
- int i; \
- uint8_t rs_t[8], rt_t[8]; \
- uint8_t temp[8]; \
- uint64_t result; \
- \
- result = 0; \
- \
- for (i = 0; i < 8; i++) { \
- rs_t[i] = (rs >> (8 * i)) & MIPSDSP_Q0; \
- rt_t[i] = (rt >> (8 * i)) & MIPSDSP_Q0; \
- temp[i] = mipsdsp_##func(rs_t[i], rt_t[i]); \
- result |= (uint64_t)temp[i] << (8 * i); \
- } \
- \
- return result; \
-}
-
-#define ARITH_OB_ENV(name, func) \
-target_ulong helper_##name##_ob(target_ulong rs, target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- int i; \
- uint8_t rs_t[8], rt_t[8]; \
- uint8_t temp[8]; \
- uint64_t result; \
- \
- result = 0; \
- \
- for (i = 0; i < 8; i++) { \
- rs_t[i] = (rs >> (8 * i)) & MIPSDSP_Q0; \
- rt_t[i] = (rt >> (8 * i)) & MIPSDSP_Q0; \
- temp[i] = mipsdsp_##func(rs_t[i], rt_t[i], env); \
- result |= (uint64_t)temp[i] << (8 * i); \
- } \
- \
- return result; \
-}
-
-ARITH_OB_ENV(addu, add_u8);
-ARITH_OB_ENV(addu_s, sat_add_u8);
-
-ARITH_OB(adduh, rshift1_add_u8);
-ARITH_OB(adduh_r, rrshift1_add_u8);
-
-ARITH_OB_ENV(subu, sub_u8);
-ARITH_OB_ENV(subu_s, satu8_sub);
-
-ARITH_OB(subuh, rshift1_sub_u8);
-ARITH_OB(subuh_r, rrshift1_sub_u8);
-
-#undef ARITH_OB
-#undef ARITH_OB_ENV
-
-#endif
-
-#define SUBU_QB(name, func) \
-target_ulong helper_##name##_qb(target_ulong rs, \
- target_ulong rt, \
- CPUMIPSState *env) \
-{ \
- uint8_t rs3, rs2, rs1, rs0; \
- uint8_t rt3, rt2, rt1, rt0; \
- uint8_t tempD, tempC, tempB, tempA; \
- \
- MIPSDSP_SPLIT32_8(rs, rs3, rs2, rs1, rs0); \
- MIPSDSP_SPLIT32_8(rt, rt3, rt2, rt1, rt0); \
- \
- tempD = mipsdsp_##func(rs3, rt3, env); \
- tempC = mipsdsp_##func(rs2, rt2, env); \
- tempB = mipsdsp_##func(rs1, rt1, env); \
- tempA = mipsdsp_##func(rs0, rt0, env); \
- \
- return MIPSDSP_RETURN32_8(tempD, tempC, tempB, tempA); \
-}
-
-SUBU_QB(subu, sub_u8);
-SUBU_QB(subu_s, satu8_sub);
-
-#undef SUBU_QB
-
#define SUBUH_QB(name, var) \
target_ulong helper_##name##_qb(target_ulong rs, target_ulong rt) \
{ \
@@ -4027,7 +3876,6 @@ target_ulong helper_rddsp(target_ulong masknum, CPUMIPSState *env)
#undef MIPSDSP_SPLIT32_8
#undef MIPSDSP_SPLIT32_16
-#undef MIPSDSP_RETURN32
#undef MIPSDSP_RETURN32_8
#undef MIPSDSP_RETURN32_16