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authorAndreas Färber <afaerber@suse.de>2013-08-26 08:31:06 +0200
committerAndreas Färber <afaerber@suse.de>2014-03-13 19:20:46 +0100
commit27103424c40ce71053c07d8a54ef431365fa9b7f (patch)
treebec190ce2f52c17d5f5963d743f6c64af47c9240 /target-m68k
parent6f03bef0ffc5cd75ac5ffcca0383c489ae48108c (diff)
cpu: Move exception_index field from CPU_COMMON to CPUState
Signed-off-by: Andreas Färber <afaerber@suse.de>
Diffstat (limited to 'target-m68k')
-rw-r--r--target-m68k/helper.c2
-rw-r--r--target-m68k/op_helper.c22
-rw-r--r--target-m68k/qregs.def1
-rw-r--r--target-m68k/translate.c5
4 files changed, 16 insertions, 14 deletions
diff --git a/target-m68k/helper.c b/target-m68k/helper.c
index 0ffb861d08..fb43b81505 100644
--- a/target-m68k/helper.c
+++ b/target-m68k/helper.c
@@ -282,7 +282,7 @@ int m68k_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
{
M68kCPU *cpu = M68K_CPU(cs);
- cpu->env.exception_index = EXCP_ACCESS;
+ cs->exception_index = EXCP_ACCESS;
cpu->env.mmu.ar = address;
return 1;
}
diff --git a/target-m68k/op_helper.c b/target-m68k/op_helper.c
index 539d1d6724..930d7c8d04 100644
--- a/target-m68k/op_helper.c
+++ b/target-m68k/op_helper.c
@@ -23,10 +23,7 @@
void m68k_cpu_do_interrupt(CPUState *cs)
{
- M68kCPU *cpu = M68K_CPU(cs);
- CPUM68KState *env = &cpu->env;
-
- env->exception_index = -1;
+ cs->exception_index = -1;
}
void do_interrupt_m68k_hardirq(CPUM68KState *env)
@@ -88,7 +85,7 @@ static void do_rte(CPUM68KState *env)
static void do_interrupt_all(CPUM68KState *env, int is_hw)
{
- CPUState *cs;
+ CPUState *cs = CPU(m68k_env_get_cpu(env));
uint32_t sp;
uint32_t fmt;
uint32_t retaddr;
@@ -98,7 +95,7 @@ static void do_interrupt_all(CPUM68KState *env, int is_hw)
retaddr = env->pc;
if (!is_hw) {
- switch (env->exception_index) {
+ switch (cs->exception_index) {
case EXCP_RTE:
/* Return from an exception. */
do_rte(env);
@@ -113,20 +110,19 @@ static void do_interrupt_all(CPUM68KState *env, int is_hw)
do_m68k_semihosting(env, env->dregs[0]);
return;
}
- cs = CPU(m68k_env_get_cpu(env));
cs->halted = 1;
- env->exception_index = EXCP_HLT;
+ cs->exception_index = EXCP_HLT;
cpu_loop_exit(env);
return;
}
- if (env->exception_index >= EXCP_TRAP0
- && env->exception_index <= EXCP_TRAP15) {
+ if (cs->exception_index >= EXCP_TRAP0
+ && cs->exception_index <= EXCP_TRAP15) {
/* Move the PC after the trap instruction. */
retaddr += 2;
}
}
- vector = env->exception_index << 2;
+ vector = cs->exception_index << 2;
sp = env->aregs[7];
@@ -169,7 +165,9 @@ void do_interrupt_m68k_hardirq(CPUM68KState *env)
static void raise_exception(CPUM68KState *env, int tt)
{
- env->exception_index = tt;
+ CPUState *cs = CPU(m68k_env_get_cpu(env));
+
+ cs->exception_index = tt;
cpu_loop_exit(env);
}
diff --git a/target-m68k/qregs.def b/target-m68k/qregs.def
index 4235b02764..204663e1aa 100644
--- a/target-m68k/qregs.def
+++ b/target-m68k/qregs.def
@@ -7,6 +7,5 @@ DEFO32(CC_SRC, cc_src)
DEFO32(CC_X, cc_x)
DEFO32(DIV1, div1)
DEFO32(DIV2, div2)
-DEFO32(EXCEPTION, exception_index)
DEFO32(MACSR, macsr)
DEFO32(MAC_MASK, mac_mask)
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index f747c13d5f..4f06443532 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -43,6 +43,7 @@
#undef DEFF64
static TCGv_i32 cpu_halted;
+static TCGv_i32 cpu_exception_index;
static TCGv_ptr cpu_env;
@@ -81,6 +82,10 @@ void m68k_tcg_init(void)
cpu_halted = tcg_global_mem_new_i32(TCG_AREG0,
-offsetof(M68kCPU, env) +
offsetof(CPUState, halted), "HALTED");
+ cpu_exception_index = tcg_global_mem_new_i32(TCG_AREG0,
+ -offsetof(M68kCPU, env) +
+ offsetof(CPUState, exception_index),
+ "EXCEPTION");
cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");