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[Qemu-devel] [PATCH v4 3/5] target-mips: improve exceptions handling
|
From: |
Pavel Dovgalyuk |
|
Subject: |
[Qemu-devel] [PATCH v4 3/5] target-mips: improve exceptions handling |
|
Date: |
Mon, 29 Jun 2015 10:23:28 +0300 |
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User-agent: |
StGit/0.16 |
This patch improves exception handling in MIPS.
Instructions generate several types of exceptions.
When exception is generated, it breaks the execution of the current translation
block. Implementation of the exceptions handling does not correctly
restore icount for the instruction which caused the exception. In most cases
icount will be decreased by the value equal to the size of TB.
This patch passes pointer to the translation block internals to the exception
handler. It allows correct restoring of the icount value.
v3 changes:
This patch stops translation when instruction which always generates exception
is translated. This improves the performance of the patched version compared
to original one.
Signed-off-by: Pavel Dovgalyuk <address@hidden>
---
target-mips/cpu.h | 23 +++
target-mips/helper.h | 1
target-mips/msa_helper.c | 158 +++++++++++---------
target-mips/op_helper.c | 179 ++++++++++------------
target-mips/translate.c | 372 ++++++++++++++++++++++------------------------
5 files changed, 368 insertions(+), 365 deletions(-)
diff --git a/target-mips/cpu.h b/target-mips/cpu.h
index f9d2b4c..44d6e29 100644
--- a/target-mips/cpu.h
+++ b/target-mips/cpu.h
@@ -1015,4 +1015,27 @@ static inline void cpu_mips_store_cause(CPUMIPSState
*env, target_ulong val)
}
#endif
+static inline void QEMU_NORETURN do_raise_exception_err(CPUMIPSState *env,
+ uint32_t exception,
+ int error_code,
+ uintptr_t pc)
+{
+ CPUState *cs = CPU(mips_env_get_cpu(env));
+
+ if (exception < EXCP_SC) {
+ qemu_log("%s: %d %d\n", __func__, exception, error_code);
+ }
+ cs->exception_index = exception;
+ env->error_code = error_code;
+
+ cpu_loop_exit_restore(cs, pc);
+}
+
+static inline void QEMU_NORETURN do_raise_exception(CPUMIPSState *env,
+ uint32_t exception,
+ uintptr_t pc)
+{
+ do_raise_exception_err(env, exception, 0, pc);
+}
+
#endif /* !defined (__MIPS_CPU_H__) */
diff --git a/target-mips/helper.h b/target-mips/helper.h
index 3bd0b02..50c699e 100644
--- a/target-mips/helper.h
+++ b/target-mips/helper.h
@@ -1,5 +1,6 @@
DEF_HELPER_3(raise_exception_err, noreturn, env, i32, int)
DEF_HELPER_2(raise_exception, noreturn, env, i32)
+DEF_HELPER_1(raise_exception_debug, noreturn, env)
#ifdef TARGET_MIPS64
DEF_HELPER_4(sdl, void, env, tl, tl, int)
diff --git a/target-mips/msa_helper.c b/target-mips/msa_helper.c
index 26ffdc7..b907b02 100644
--- a/target-mips/msa_helper.c
+++ b/target-mips/msa_helper.c
@@ -1352,7 +1352,7 @@ void helper_msa_ctcmsa(CPUMIPSState *env, target_ulong
elm, uint32_t cd)
/* check exception */
if ((GET_FP_ENABLE(env->active_tc.msacsr) | FP_UNIMPLEMENTED)
& GET_FP_CAUSE(env->active_tc.msacsr)) {
- helper_raise_exception(env, EXCP_MSAFPE);
+ do_raise_exception(env, EXCP_MSAFPE, GETPC());
}
break;
}
@@ -1505,14 +1505,14 @@ static inline void clear_msacsr_cause(CPUMIPSState *env)
SET_FP_CAUSE(env->active_tc.msacsr, 0);
}
-static inline void check_msacsr_cause(CPUMIPSState *env)
+static inline void check_msacsr_cause(CPUMIPSState *env, uintptr_t retaddr)
{
if ((GET_FP_CAUSE(env->active_tc.msacsr) &
(GET_FP_ENABLE(env->active_tc.msacsr) | FP_UNIMPLEMENTED)) == 0) {
UPDATE_FP_FLAGS(env->active_tc.msacsr,
GET_FP_CAUSE(env->active_tc.msacsr));
} else {
- helper_raise_exception(env, EXCP_MSAFPE);
+ do_raise_exception(env, EXCP_MSAFPE, retaddr);
}
}
@@ -1851,7 +1851,8 @@ static inline int32 float64_to_q32(float64 a,
float_status *status)
} while (0)
static inline void compare_af(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -1873,13 +1874,14 @@ static inline void compare_af(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_un(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -1903,13 +1905,14 @@ static inline void compare_un(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_eq(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -1931,13 +1934,14 @@ static inline void compare_eq(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_ueq(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -1959,13 +1963,14 @@ static inline void compare_ueq(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_lt(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -1987,13 +1992,14 @@ static inline void compare_lt(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_ult(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -2015,13 +2021,14 @@ static inline void compare_ult(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_le(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -2043,13 +2050,14 @@ static inline void compare_le(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_ule(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -2071,13 +2079,14 @@ static inline void compare_ule(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_or(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -2099,13 +2108,14 @@ static inline void compare_or(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_une(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet)
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -2127,13 +2137,15 @@ static inline void compare_une(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
static inline void compare_ne(CPUMIPSState *env, wr_t *pwd, wr_t *pws,
- wr_t *pwt, uint32_t df, int quiet) {
+ wr_t *pwt, uint32_t df, int quiet,
+ uintptr_t retaddr)
+{
wr_t wx, *pwx = &wx;
uint32_t i;
@@ -2154,7 +2166,7 @@ static inline void compare_ne(CPUMIPSState *env, wr_t
*pwd, wr_t *pws,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, retaddr);
msa_move_v(pwd, pwx);
}
@@ -2165,7 +2177,7 @@ void helper_msa_fcaf_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_af(env, pwd, pws, pwt, df, 1);
+ compare_af(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcun_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2174,7 +2186,7 @@ void helper_msa_fcun_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_un(env, pwd, pws, pwt, df, 1);
+ compare_un(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fceq_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2183,7 +2195,7 @@ void helper_msa_fceq_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_eq(env, pwd, pws, pwt, df, 1);
+ compare_eq(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcueq_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2192,7 +2204,7 @@ void helper_msa_fcueq_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ueq(env, pwd, pws, pwt, df, 1);
+ compare_ueq(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fclt_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2201,7 +2213,7 @@ void helper_msa_fclt_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_lt(env, pwd, pws, pwt, df, 1);
+ compare_lt(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcult_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2210,7 +2222,7 @@ void helper_msa_fcult_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ult(env, pwd, pws, pwt, df, 1);
+ compare_ult(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcle_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2219,7 +2231,7 @@ void helper_msa_fcle_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_le(env, pwd, pws, pwt, df, 1);
+ compare_le(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcule_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2228,7 +2240,7 @@ void helper_msa_fcule_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ule(env, pwd, pws, pwt, df, 1);
+ compare_ule(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fsaf_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2237,7 +2249,7 @@ void helper_msa_fsaf_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_af(env, pwd, pws, pwt, df, 0);
+ compare_af(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsun_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2246,7 +2258,7 @@ void helper_msa_fsun_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_un(env, pwd, pws, pwt, df, 0);
+ compare_un(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fseq_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2255,7 +2267,7 @@ void helper_msa_fseq_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_eq(env, pwd, pws, pwt, df, 0);
+ compare_eq(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsueq_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2264,7 +2276,7 @@ void helper_msa_fsueq_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ueq(env, pwd, pws, pwt, df, 0);
+ compare_ueq(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fslt_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2273,7 +2285,7 @@ void helper_msa_fslt_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_lt(env, pwd, pws, pwt, df, 0);
+ compare_lt(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsult_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2282,7 +2294,7 @@ void helper_msa_fsult_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ult(env, pwd, pws, pwt, df, 0);
+ compare_ult(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsle_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2291,7 +2303,7 @@ void helper_msa_fsle_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_le(env, pwd, pws, pwt, df, 0);
+ compare_le(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsule_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2300,7 +2312,7 @@ void helper_msa_fsule_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ule(env, pwd, pws, pwt, df, 0);
+ compare_ule(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fcor_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2309,7 +2321,7 @@ void helper_msa_fcor_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_or(env, pwd, pws, pwt, df, 1);
+ compare_or(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcune_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2318,7 +2330,7 @@ void helper_msa_fcune_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_une(env, pwd, pws, pwt, df, 1);
+ compare_une(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fcne_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2327,7 +2339,7 @@ void helper_msa_fcne_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ne(env, pwd, pws, pwt, df, 1);
+ compare_ne(env, pwd, pws, pwt, df, 1, GETPC());
}
void helper_msa_fsor_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2336,7 +2348,7 @@ void helper_msa_fsor_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_or(env, pwd, pws, pwt, df, 0);
+ compare_or(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsune_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2345,7 +2357,7 @@ void helper_msa_fsune_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_une(env, pwd, pws, pwt, df, 0);
+ compare_une(env, pwd, pws, pwt, df, 0, GETPC());
}
void helper_msa_fsne_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
@@ -2354,7 +2366,7 @@ void helper_msa_fsne_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
wr_t *pwd = &(env->active_fpu.fpr[wd].wr);
wr_t *pws = &(env->active_fpu.fpr[ws].wr);
wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
- compare_ne(env, pwd, pws, pwt, df, 0);
+ compare_ne(env, pwd, pws, pwt, df, 0, GETPC());
}
#define float16_is_zero(ARG) 0
@@ -2404,7 +2416,7 @@ void helper_msa_fadd_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2434,7 +2446,7 @@ void helper_msa_fsub_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2464,7 +2476,7 @@ void helper_msa_fmul_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2495,7 +2507,7 @@ void helper_msa_fdiv_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2542,7 +2554,7 @@ void helper_msa_fmadd_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2577,7 +2589,7 @@ void helper_msa_fmsub_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2614,7 +2626,7 @@ void helper_msa_fexp2_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2664,7 +2676,7 @@ void helper_msa_fexdo_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2710,7 +2722,7 @@ void helper_msa_ftq_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2789,7 +2801,7 @@ void helper_msa_fmin_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2820,7 +2832,7 @@ void helper_msa_fmin_a_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2863,7 +2875,7 @@ void helper_msa_fmax_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2894,7 +2906,7 @@ void helper_msa_fmax_a_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2956,7 +2968,7 @@ void helper_msa_ftrunc_s_df(CPUMIPSState *env, uint32_t
df, uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -2986,7 +2998,7 @@ void helper_msa_ftrunc_u_df(CPUMIPSState *env, uint32_t
df, uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3016,7 +3028,7 @@ void helper_msa_fsqrt_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3065,7 +3077,7 @@ void helper_msa_frsqrt_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3095,7 +3107,7 @@ void helper_msa_frcp_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3125,7 +3137,7 @@ void helper_msa_frint_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3179,7 +3191,7 @@ void helper_msa_flog2_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3212,7 +3224,7 @@ void helper_msa_fexupl_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3244,7 +3256,7 @@ void helper_msa_fexupr_df(CPUMIPSState *env, uint32_t df,
uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3325,7 +3337,7 @@ void helper_msa_ftint_s_df(CPUMIPSState *env, uint32_t
df, uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3355,7 +3367,7 @@ void helper_msa_ftint_u_df(CPUMIPSState *env, uint32_t
df, uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3391,7 +3403,7 @@ void helper_msa_ffint_s_df(CPUMIPSState *env, uint32_t
df, uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
@@ -3421,7 +3433,7 @@ void helper_msa_ffint_u_df(CPUMIPSState *env, uint32_t
df, uint32_t wd,
assert(0);
}
- check_msacsr_cause(env);
+ check_msacsr_cause(env, GETPC());
msa_move_v(pwd, pwx);
}
diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c
index 73a8e45..b562384 100644
--- a/target-mips/op_helper.c
+++ b/target-mips/op_helper.c
@@ -30,41 +30,23 @@ static inline void cpu_mips_tlb_flush (CPUMIPSState *env,
int flush_global);
/*****************************************************************************/
/* Exceptions processing helpers */
-static inline void QEMU_NORETURN do_raise_exception_err(CPUMIPSState *env,
- uint32_t exception,
- int error_code,
- uintptr_t pc)
+void helper_raise_exception_err(CPUMIPSState *env, uint32_t exception,
+ int error_code)
{
- CPUState *cs = CPU(mips_env_get_cpu(env));
-
- if (exception < EXCP_SC) {
- qemu_log("%s: %d %d\n", __func__, exception, error_code);
- }
- cs->exception_index = exception;
- env->error_code = error_code;
-
- if (pc) {
- /* now we have a real cpu fault */
- cpu_restore_state(cs, pc);
- }
-
- cpu_loop_exit(cs);
+ do_raise_exception_err(env, exception, error_code, 0);
}
-static inline void QEMU_NORETURN do_raise_exception(CPUMIPSState *env,
- uint32_t exception,
- uintptr_t pc)
+void helper_raise_exception(CPUMIPSState *env, uint32_t exception)
{
- do_raise_exception_err(env, exception, 0, pc);
+ do_raise_exception(env, exception, GETPC());
}
-void helper_raise_exception_err(CPUMIPSState *env, uint32_t exception,
- int error_code)
+void helper_raise_exception_debug(CPUMIPSState *env)
{
- do_raise_exception_err(env, exception, error_code, 0);
+ do_raise_exception(env, EXCP_DEBUG, 0);
}
-void helper_raise_exception(CPUMIPSState *env, uint32_t exception)
+static void raise_exception(CPUMIPSState *env, uint32_t exception)
{
do_raise_exception(env, exception, 0);
}
@@ -72,21 +54,21 @@ void helper_raise_exception(CPUMIPSState *env, uint32_t
exception)
#if defined(CONFIG_USER_ONLY)
#define HELPER_LD(name, insn, type) \
static inline type do_##name(CPUMIPSState *env, target_ulong addr, \
- int mem_idx) \
+ int mem_idx, uintptr_t retaddr) \
{ \
- return (type) cpu_##insn##_data(env, addr); \
+ return (type) cpu_##insn##_data_ra(env, addr, retaddr); \
}
#else
#define HELPER_LD(name, insn, type) \
static inline type do_##name(CPUMIPSState *env, target_ulong addr, \
- int mem_idx) \
+ int mem_idx, uintptr_t retaddr) \
{ \
switch (mem_idx) \
{ \
- case 0: return (type) cpu_##insn##_kernel(env, addr); break; \
- case 1: return (type) cpu_##insn##_super(env, addr); break; \
+ case 0: return (type) cpu_##insn##_kernel_ra(env, addr, retaddr); \
+ case 1: return (type) cpu_##insn##_super_ra(env, addr, retaddr); \
default: \
- case 2: return (type) cpu_##insn##_user(env, addr); break; \
+ case 2: return (type) cpu_##insn##_user_ra(env, addr, retaddr); \
} \
}
#endif
@@ -106,14 +88,14 @@ static inline void do_##name(CPUMIPSState *env,
target_ulong addr, \
#else
#define HELPER_ST(name, insn, type) \
static inline void do_##name(CPUMIPSState *env, target_ulong addr, \
- type val, int mem_idx) \
+ type val, int mem_idx, uintptr_t retaddr) \
{ \
switch (mem_idx) \
{ \
- case 0: cpu_##insn##_kernel(env, addr, val); break; \
- case 1: cpu_##insn##_super(env, addr, val); break; \
+ case 0: cpu_##insn##_kernel_ra(env, addr, val, retaddr); break; \
+ case 1: cpu_##insn##_super_ra(env, addr, val, retaddr); break; \
default: \
- case 2: cpu_##insn##_user(env, addr, val); break; \
+ case 2: cpu_##insn##_user_ra(env, addr, val, retaddr); break; \
} \
}
#endif
@@ -291,14 +273,15 @@ target_ulong helper_bitswap(target_ulong rt)
static inline hwaddr do_translate_address(CPUMIPSState *env,
target_ulong address,
- int rw)
+ int rw, uintptr_t
retaddr)
{
hwaddr lladdr;
+ CPUState *cs = CPU(mips_env_get_cpu(env));
lladdr = cpu_mips_translate_address(env, address, rw);
if (lladdr == -1LL) {
- cpu_loop_exit(CPU(mips_env_get_cpu(env)));
+ cpu_loop_exit_restore(cs, retaddr);
} else {
return lladdr;
}
@@ -309,10 +292,10 @@ target_ulong helper_##name(CPUMIPSState *env,
target_ulong arg, int mem_idx) \
{ \
if (arg & almask) { \
env->CP0_BadVAddr = arg; \
- helper_raise_exception(env, EXCP_AdEL); \
+ do_raise_exception(env, EXCP_AdEL, GETPC()); \
} \
- env->lladdr = do_translate_address(env, arg, 0); \
- env->llval = do_##insn(env, arg, mem_idx); \
+ env->lladdr = do_translate_address(env, arg, 0, GETPC()); \
+ env->llval = do_##insn(env, arg, mem_idx, GETPC()); \
return env->llval; \
}
HELPER_LD_ATOMIC(ll, lw, 0x3)
@@ -329,12 +312,12 @@ target_ulong helper_##name(CPUMIPSState *env,
target_ulong arg1, \
\
if (arg2 & almask) { \
env->CP0_BadVAddr = arg2; \
- helper_raise_exception(env, EXCP_AdES); \
+ do_raise_exception(env, EXCP_AdES, GETPC()); \
} \
- if (do_translate_address(env, arg2, 1) == env->lladdr) { \
- tmp = do_##ld_insn(env, arg2, mem_idx); \
+ if (do_translate_address(env, arg2, 1, GETPC()) == env->lladdr) { \
+ tmp = do_##ld_insn(env, arg2, mem_idx, GETPC()); \
if (tmp == env->llval) { \
- do_##st_insn(env, arg2, arg1, mem_idx); \
+ do_##st_insn(env, arg2, arg1, mem_idx, GETPC()); \
return 1; \
} \
} \
@@ -358,31 +341,31 @@ HELPER_ST_ATOMIC(scd, ld, sd, 0x7)
void helper_swl(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
int mem_idx)
{
- do_sb(env, arg2, (uint8_t)(arg1 >> 24), mem_idx);
+ do_sb(env, arg2, (uint8_t)(arg1 >> 24), mem_idx, GETPC());
if (GET_LMASK(arg2) <= 2)
- do_sb(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 16), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 16), mem_idx,
GETPC());
if (GET_LMASK(arg2) <= 1)
- do_sb(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 8), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 8), mem_idx,
GETPC());
if (GET_LMASK(arg2) == 0)
- do_sb(env, GET_OFFSET(arg2, 3), (uint8_t)arg1, mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 3), (uint8_t)arg1, mem_idx, GETPC());
}
void helper_swr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
int mem_idx)
{
- do_sb(env, arg2, (uint8_t)arg1, mem_idx);
+ do_sb(env, arg2, (uint8_t)arg1, mem_idx, GETPC());
if (GET_LMASK(arg2) >= 1)
- do_sb(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx,
GETPC());
if (GET_LMASK(arg2) >= 2)
- do_sb(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx,
GETPC());
if (GET_LMASK(arg2) == 3)
- do_sb(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx,
GETPC());
}
#if defined(TARGET_MIPS64)
@@ -398,55 +381,55 @@ void helper_swr(CPUMIPSState *env, target_ulong arg1,
target_ulong arg2,
void helper_sdl(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
int mem_idx)
{
- do_sb(env, arg2, (uint8_t)(arg1 >> 56), mem_idx);
+ do_sb(env, arg2, (uint8_t)(arg1 >> 56), mem_idx, GETPC());
if (GET_LMASK64(arg2) <= 6)
- do_sb(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 48), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 1), (uint8_t)(arg1 >> 48), mem_idx,
GETPC());
if (GET_LMASK64(arg2) <= 5)
- do_sb(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 40), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 2), (uint8_t)(arg1 >> 40), mem_idx,
GETPC());
if (GET_LMASK64(arg2) <= 4)
- do_sb(env, GET_OFFSET(arg2, 3), (uint8_t)(arg1 >> 32), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 3), (uint8_t)(arg1 >> 32), mem_idx,
GETPC());
if (GET_LMASK64(arg2) <= 3)
- do_sb(env, GET_OFFSET(arg2, 4), (uint8_t)(arg1 >> 24), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 4), (uint8_t)(arg1 >> 24), mem_idx,
GETPC());
if (GET_LMASK64(arg2) <= 2)
- do_sb(env, GET_OFFSET(arg2, 5), (uint8_t)(arg1 >> 16), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 5), (uint8_t)(arg1 >> 16), mem_idx,
GETPC());
if (GET_LMASK64(arg2) <= 1)
- do_sb(env, GET_OFFSET(arg2, 6), (uint8_t)(arg1 >> 8), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 6), (uint8_t)(arg1 >> 8), mem_idx,
GETPC());
if (GET_LMASK64(arg2) <= 0)
- do_sb(env, GET_OFFSET(arg2, 7), (uint8_t)arg1, mem_idx);
+ do_sb(env, GET_OFFSET(arg2, 7), (uint8_t)arg1, mem_idx, GETPC());
}
void helper_sdr(CPUMIPSState *env, target_ulong arg1, target_ulong arg2,
int mem_idx)
{
- do_sb(env, arg2, (uint8_t)arg1, mem_idx);
+ do_sb(env, arg2, (uint8_t)arg1, mem_idx, GETPC());
if (GET_LMASK64(arg2) >= 1)
- do_sb(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -1), (uint8_t)(arg1 >> 8), mem_idx,
GETPC());
if (GET_LMASK64(arg2) >= 2)
- do_sb(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -2), (uint8_t)(arg1 >> 16), mem_idx,
GETPC());
if (GET_LMASK64(arg2) >= 3)
- do_sb(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -3), (uint8_t)(arg1 >> 24), mem_idx,
GETPC());
if (GET_LMASK64(arg2) >= 4)
- do_sb(env, GET_OFFSET(arg2, -4), (uint8_t)(arg1 >> 32), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -4), (uint8_t)(arg1 >> 32), mem_idx,
GETPC());
if (GET_LMASK64(arg2) >= 5)
- do_sb(env, GET_OFFSET(arg2, -5), (uint8_t)(arg1 >> 40), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -5), (uint8_t)(arg1 >> 40), mem_idx,
GETPC());
if (GET_LMASK64(arg2) >= 6)
- do_sb(env, GET_OFFSET(arg2, -6), (uint8_t)(arg1 >> 48), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -6), (uint8_t)(arg1 >> 48), mem_idx,
GETPC());
if (GET_LMASK64(arg2) == 7)
- do_sb(env, GET_OFFSET(arg2, -7), (uint8_t)(arg1 >> 56), mem_idx);
+ do_sb(env, GET_OFFSET(arg2, -7), (uint8_t)(arg1 >> 56), mem_idx,
GETPC());
}
#endif /* TARGET_MIPS64 */
@@ -463,13 +446,13 @@ void helper_lwm(CPUMIPSState *env, target_ulong addr,
target_ulong reglist,
for (i = 0; i < base_reglist; i++) {
env->active_tc.gpr[multiple_regs[i]] =
- (target_long)do_lw(env, addr, mem_idx);
+ (target_long)do_lw(env, addr, mem_idx, GETPC());
addr += 4;
}
}
if (do_r31) {
- env->active_tc.gpr[31] = (target_long)do_lw(env, addr, mem_idx);
+ env->active_tc.gpr[31] = (target_long)do_lw(env, addr, mem_idx,
GETPC());
}
}
@@ -483,13 +466,13 @@ void helper_swm(CPUMIPSState *env, target_ulong addr,
target_ulong reglist,
target_ulong i;
for (i = 0; i < base_reglist; i++) {
- do_sw(env, addr, env->active_tc.gpr[multiple_regs[i]], mem_idx);
+ do_sw(env, addr, env->active_tc.gpr[multiple_regs[i]], mem_idx,
GETPC());
addr += 4;
}
}
if (do_r31) {
- do_sw(env, addr, env->active_tc.gpr[31], mem_idx);
+ do_sw(env, addr, env->active_tc.gpr[31], mem_idx, GETPC());
}
}
@@ -504,7 +487,7 @@ void helper_ldm(CPUMIPSState *env, target_ulong addr,
target_ulong reglist,
target_ulong i;
for (i = 0; i < base_reglist; i++) {
- env->active_tc.gpr[multiple_regs[i]] = do_ld(env, addr, mem_idx);
+ env->active_tc.gpr[multiple_regs[i]] = do_ld(env, addr, mem_idx,
GETPC());
addr += 8;
}
}
@@ -524,13 +507,13 @@ void helper_sdm(CPUMIPSState *env, target_ulong addr,
target_ulong reglist,
target_ulong i;
for (i = 0; i < base_reglist; i++) {
- do_sd(env, addr, env->active_tc.gpr[multiple_regs[i]], mem_idx);
+ do_sd(env, addr, env->active_tc.gpr[multiple_regs[i]], mem_idx,
GETPC());
addr += 8;
}
}
if (do_r31) {
- do_sd(env, addr, env->active_tc.gpr[31], mem_idx);
+ do_sd(env, addr, env->active_tc.gpr[31], mem_idx, GETPC());
}
}
#endif
@@ -1787,13 +1770,13 @@ target_ulong helper_yield(CPUMIPSState *env,
target_ulong arg)
env->active_tc.CP0_TCStatus & (1 << CP0TCSt_DT)) {
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
env->CP0_VPEControl |= 4 << CP0VPECo_EXCPT;
- helper_raise_exception(env, EXCP_THREAD);
+ do_raise_exception(env, EXCP_THREAD, GETPC());
}
}
} else if (arg1 == 0) {
if (0 /* TODO: TC underflow */) {
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
- helper_raise_exception(env, EXCP_THREAD);
+ do_raise_exception(env, EXCP_THREAD, GETPC());
} else {
// TODO: Deallocate TC
}
@@ -1801,7 +1784,7 @@ target_ulong helper_yield(CPUMIPSState *env, target_ulong
arg)
/* Yield qualifier inputs not implemented. */
env->CP0_VPEControl &= ~(0x7 << CP0VPECo_EXCPT);
env->CP0_VPEControl |= 2 << CP0VPECo_EXCPT;
- helper_raise_exception(env, EXCP_THREAD);
+ do_raise_exception(env, EXCP_THREAD, GETPC());
}
return env->CP0_YQMask;
}
@@ -2131,7 +2114,7 @@ target_ulong helper_rdhwr_cpunum(CPUMIPSState *env)
(env->CP0_HWREna & (1 << 0)))
return env->CP0_EBase & 0x3ff;
else
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
return 0;
}
@@ -2142,7 +2125,7 @@ target_ulong helper_rdhwr_synci_step(CPUMIPSState *env)
(env->CP0_HWREna & (1 << 1)))
return env->SYNCI_Step;
else
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
return 0;
}
@@ -2153,7 +2136,7 @@ target_ulong helper_rdhwr_cc(CPUMIPSState *env)
(env->CP0_HWREna & (1 << 2)))
return env->CP0_Count;
else
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
return 0;
}
@@ -2164,7 +2147,7 @@ target_ulong helper_rdhwr_ccres(CPUMIPSState *env)
(env->CP0_HWREna & (1 << 3)))
return env->CCRes;
else
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
return 0;
}
@@ -2201,7 +2184,9 @@ void helper_wait(CPUMIPSState *env)
cs->halted = 1;
cpu_reset_interrupt(cs, CPU_INTERRUPT_WAKE);
- helper_raise_exception(env, EXCP_HLT);
+ /* Last instruction in the block, PC was updated before
+ - no need to recover PC and icount */
+ raise_exception(env, EXCP_HLT);
}
#if !defined(CONFIG_USER_ONLY)
@@ -2262,9 +2247,9 @@ void mips_cpu_unassigned_access(CPUState *cs, hwaddr addr,
}
if (is_exec) {
- helper_raise_exception(env, EXCP_IBE);
+ raise_exception(env, EXCP_IBE);
} else {
- helper_raise_exception(env, EXCP_DBE);
+ raise_exception(env, EXCP_DBE);
}
}
#endif /* !CONFIG_USER_ONLY */
@@ -2299,7 +2284,7 @@ target_ulong helper_cfc1(CPUMIPSState *env, uint32_t reg)
arg1 = (int32_t)
((env->CP0_Status & (1 << CP0St_FR)) >> CP0St_FR);
} else {
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
}
}
break;
@@ -2332,7 +2317,7 @@ void helper_ctc1(CPUMIPSState *env, target_ulong arg1,
uint32_t fs, uint32_t rt)
env->CP0_Status &= ~(1 << CP0St_FR);
compute_hflags(env);
} else {
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
}
break;
case 4:
@@ -2344,7 +2329,7 @@ void helper_ctc1(CPUMIPSState *env, target_ulong arg1,
uint32_t fs, uint32_t rt)
env->CP0_Status |= (1 << CP0St_FR);
compute_hflags(env);
} else {
- helper_raise_exception(env, EXCP_RI);
+ do_raise_exception(env, EXCP_RI, GETPC());
}
break;
case 25:
@@ -3569,25 +3554,25 @@ void helper_msa_ld_df(CPUMIPSState *env, uint32_t df,
uint32_t wd, uint32_t rs,
case DF_BYTE:
for (i = 0; i < DF_ELEMENTS(DF_BYTE); i++) {
pwd->b[i] = do_lbu(env, addr + (i << DF_BYTE),
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
case DF_HALF:
for (i = 0; i < DF_ELEMENTS(DF_HALF); i++) {
pwd->h[i] = do_lhu(env, addr + (i << DF_HALF),
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
case DF_WORD:
for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) {
pwd->w[i] = do_lw(env, addr + (i << DF_WORD),
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
case DF_DOUBLE:
for (i = 0; i < DF_ELEMENTS(DF_DOUBLE); i++) {
pwd->d[i] = do_ld(env, addr + (i << DF_DOUBLE),
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
}
@@ -3604,25 +3589,25 @@ void helper_msa_st_df(CPUMIPSState *env, uint32_t df,
uint32_t wd, uint32_t rs,
case DF_BYTE:
for (i = 0; i < DF_ELEMENTS(DF_BYTE); i++) {
do_sb(env, addr + (i << DF_BYTE), pwd->b[i],
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
case DF_HALF:
for (i = 0; i < DF_ELEMENTS(DF_HALF); i++) {
do_sh(env, addr + (i << DF_HALF), pwd->h[i],
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
case DF_WORD:
for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) {
do_sw(env, addr + (i << DF_WORD), pwd->w[i],
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
case DF_DOUBLE:
for (i = 0; i < DF_ELEMENTS(DF_DOUBLE); i++) {
do_sd(env, addr + (i << DF_DOUBLE), pwd->d[i],
- env->hflags & MIPS_HFLAG_KSU);
+ env->hflags & MIPS_HFLAG_KSU, GETPC());
}
break;
}
diff --git a/target-mips/translate.c b/target-mips/translate.c
index fd063a2..85d374c 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -1677,15 +1677,21 @@ generate_exception_err (DisasContext *ctx, int excp,
int err)
gen_helper_raise_exception_err(cpu_env, texcp, terr);
tcg_temp_free_i32(terr);
tcg_temp_free_i32(texcp);
+ ctx->bstate = BS_STOP;
}
static inline void
generate_exception (DisasContext *ctx, int excp)
{
- save_cpu_state(ctx, 1);
gen_helper_0e0i(raise_exception, excp);
}
+static inline void
+generate_exception_end(DisasContext *ctx, int excp)
+{
+ generate_exception_err(ctx, excp, 0);
+}
+
/* Addresses computation */
static inline void gen_op_addr_add (DisasContext *ctx, TCGv ret, TCGv arg0,
TCGv arg1)
{
@@ -1731,7 +1737,7 @@ static inline void check_cp1_enabled(DisasContext *ctx)
static inline void check_cop1x(DisasContext *ctx)
{
if (unlikely(!(ctx->hflags & MIPS_HFLAG_COP1X)))
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
/* Verify that the processor is running with 64-bit floating-point
@@ -1740,7 +1746,7 @@ static inline void check_cop1x(DisasContext *ctx)
static inline void check_cp1_64bitmode(DisasContext *ctx)
{
if (unlikely(~ctx->hflags & (MIPS_HFLAG_F64 | MIPS_HFLAG_COP1X)))
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
/*
@@ -1757,7 +1763,7 @@ static inline void check_cp1_64bitmode(DisasContext *ctx)
static inline void check_cp1_registers(DisasContext *ctx, int regs)
{
if (unlikely(!(ctx->hflags & MIPS_HFLAG_F64) && (regs & 1)))
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
/* Verify that the processor is running with DSP instructions enabled.
@@ -1768,9 +1774,9 @@ static inline void check_dsp(DisasContext *ctx)
{
if (unlikely(!(ctx->hflags & MIPS_HFLAG_DSP))) {
if (ctx->insn_flags & ASE_DSP) {
- generate_exception(ctx, EXCP_DSPDIS);
+ generate_exception_end(ctx, EXCP_DSPDIS);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
}
}
@@ -1779,9 +1785,9 @@ static inline void check_dspr2(DisasContext *ctx)
{
if (unlikely(!(ctx->hflags & MIPS_HFLAG_DSPR2))) {
if (ctx->insn_flags & ASE_DSP) {
- generate_exception(ctx, EXCP_DSPDIS);
+ generate_exception_end(ctx, EXCP_DSPDIS);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
}
}
@@ -1791,7 +1797,7 @@ static inline void check_dspr2(DisasContext *ctx)
static inline void check_insn(DisasContext *ctx, int flags)
{
if (unlikely(!(ctx->insn_flags & flags))) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
}
@@ -1801,7 +1807,7 @@ static inline void check_insn(DisasContext *ctx, int
flags)
static inline void check_insn_opc_removed(DisasContext *ctx, int flags)
{
if (unlikely(ctx->insn_flags & flags)) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
}
@@ -1811,7 +1817,7 @@ static inline void check_insn_opc_removed(DisasContext
*ctx, int flags)
static inline void check_mips_64(DisasContext *ctx)
{
if (unlikely(!(ctx->hflags & MIPS_HFLAG_64)))
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
#endif
@@ -2092,7 +2098,6 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
break;
case OPC_LLD:
case R6_OPC_LLD:
- save_cpu_state(ctx, 1);
op_ld_lld(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "lld";
@@ -2227,7 +2232,6 @@ static void gen_ld(DisasContext *ctx, uint32_t opc,
break;
case OPC_LL:
case R6_OPC_LL:
- save_cpu_state(ctx, 1);
op_ld_ll(t0, t0, ctx);
gen_store_gpr(t0, rt);
opn = "ll";
@@ -2255,12 +2259,10 @@ static void gen_st (DisasContext *ctx, uint32_t opc,
int rt,
opn = "sd";
break;
case OPC_SDL:
- save_cpu_state(ctx, 1);
gen_helper_0e2i(sdl, t1, t0, ctx->mem_idx);
opn = "sdl";
break;
case OPC_SDR:
- save_cpu_state(ctx, 1);
gen_helper_0e2i(sdr, t1, t0, ctx->mem_idx);
opn = "sdr";
break;
@@ -2278,12 +2280,10 @@ static void gen_st (DisasContext *ctx, uint32_t opc,
int rt,
opn = "sb";
break;
case OPC_SWL:
- save_cpu_state(ctx, 1);
gen_helper_0e2i(swl, t1, t0, ctx->mem_idx);
opn = "swl";
break;
case OPC_SWR:
- save_cpu_state(ctx, 1);
gen_helper_0e2i(swr, t1, t0, ctx->mem_idx);
opn = "swr";
break;
@@ -2315,14 +2315,12 @@ static void gen_st_cond (DisasContext *ctx, uint32_t
opc, int rt,
#if defined(TARGET_MIPS64)
case OPC_SCD:
case R6_OPC_SCD:
- save_cpu_state(ctx, 1);
op_st_scd(t1, t0, rt, ctx);
opn = "scd";
break;
#endif
case OPC_SC:
case R6_OPC_SC:
- save_cpu_state(ctx, 1);
op_st_sc(t1, t0, rt, ctx);
opn = "sc";
break;
@@ -2382,7 +2380,7 @@ static void gen_flt_ldst (DisasContext *ctx, uint32_t
opc, int ft,
break;
default:
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
(void)opn; /* avoid a compiler warning */
@@ -3211,7 +3209,7 @@ static inline void gen_pcrel(DisasContext *ctx, int rs,
int16_t imm)
#endif
default:
MIPS_INVAL("OPC_PCREL");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -3440,7 +3438,7 @@ static void gen_r6_muldiv(DisasContext *ctx, int opc, int
rd, int rs, int rt)
#endif
default:
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
(void)opn; /* avoid a compiler warning */
@@ -3659,7 +3657,7 @@ static void gen_muldiv(DisasContext *ctx, uint32_t opc,
break;
default:
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
(void)opn; /* avoid a compiler warning */
@@ -3738,7 +3736,7 @@ static void gen_mul_vr54xx (DisasContext *ctx, uint32_t
opc,
break;
default:
MIPS_INVAL("mul vr54xx");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
gen_store_gpr(t0, rd);
@@ -4263,7 +4261,7 @@ static void gen_loongson_multimedia(DisasContext *ctx,
int rd, int rs, int rt)
FD field is the CC field? */
default:
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -4326,7 +4324,7 @@ static void gen_trap (DisasContext *ctx, uint32_t opc,
case OPC_TGEU: /* rs >= rs unsigned */
case OPC_TGEIU: /* r0 >= 0 unsigned */
/* Always trap */
- generate_exception(ctx, EXCP_TRAP);
+ generate_exception_end(ctx, EXCP_TRAP);
break;
case OPC_TLT: /* rs < rs */
case OPC_TLTI: /* r0 < 0 */
@@ -4386,7 +4384,7 @@ static inline void gen_goto_tb(DisasContext *ctx, int n,
target_ulong dest)
gen_save_pc(dest);
if (ctx->singlestep_enabled) {
save_cpu_state(ctx, 0);
- gen_helper_0e0i(raise_exception, EXCP_DEBUG);
+ gen_helper_raise_exception_debug(cpu_env);
}
tcg_gen_exit_tb(0);
}
@@ -4409,7 +4407,7 @@ static void gen_compute_branch (DisasContext *ctx,
uint32_t opc,
LOG_DISAS("Branch in delay / forbidden slot at PC 0x"
TARGET_FMT_lx "\n", ctx->pc);
#endif
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -4469,14 +4467,14 @@ static void gen_compute_branch (DisasContext *ctx,
uint32_t opc,
/* Hint = 0 is JR/JALR, hint 16 is JR.HB/JALR.HB, the
others are reserved. */
MIPS_INVAL("jump hint");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
gen_load_gpr(btarget, rs);
break;
default:
MIPS_INVAL("branch/jump");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
if (bcond_compute == 0) {
@@ -4549,7 +4547,7 @@ static void gen_compute_branch (DisasContext *ctx,
uint32_t opc,
break;
default:
MIPS_INVAL("branch/jump");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
} else {
@@ -4642,7 +4640,7 @@ static void gen_compute_branch (DisasContext *ctx,
uint32_t opc,
break;
default:
MIPS_INVAL("conditional branch/jump");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
}
@@ -4733,7 +4731,7 @@ static void gen_bitops (DisasContext *ctx, uint32_t opc,
int rt,
default:
fail:
MIPS_INVAL("bitops");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
tcg_temp_free(t0);
tcg_temp_free(t1);
return;
@@ -4806,7 +4804,7 @@ static void gen_bshfl (DisasContext *ctx, uint32_t op2,
int rt, int rd)
#endif
default:
MIPS_INVAL("bsfhl");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
tcg_temp_free(t0);
return;
}
@@ -7587,7 +7585,7 @@ static void gen_mftr(CPUMIPSState *env, DisasContext
*ctx, int rt, int rd,
die:
tcg_temp_free(t0);
LOG_DISAS("mftr (reg %d u %d sel %d h %d)\n", rt, u, sel, h);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
static void gen_mttr(CPUMIPSState *env, DisasContext *ctx, int rd, int rt,
@@ -7768,7 +7766,6 @@ static void gen_mttr(CPUMIPSState *env, DisasContext
*ctx, int rd, int rt,
break;
case 3:
/* XXX: For now we support only a single FPU context. */
- save_cpu_state(ctx, 1);
{
TCGv_i32 fs_tmp = tcg_const_i32(rd);
@@ -7792,7 +7789,7 @@ static void gen_mttr(CPUMIPSState *env, DisasContext
*ctx, int rd, int rt,
die:
tcg_temp_free(t0);
LOG_DISAS("mttr (reg %d u %d sel %d h %d)\n", rd, u, sel, h);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
static void gen_cp0 (CPUMIPSState *env, DisasContext *ctx, uint32_t opc, int
rt, int rd)
@@ -7920,7 +7917,7 @@ static void gen_cp0 (CPUMIPSState *env, DisasContext
*ctx, uint32_t opc, int rt,
}
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
} else {
gen_helper_deret(cpu_env);
ctx->bstate = BS_EXCP;
@@ -7944,7 +7941,7 @@ static void gen_cp0 (CPUMIPSState *env, DisasContext
*ctx, uint32_t opc, int rt,
default:
die:
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
(void)opn; /* avoid a compiler warning */
@@ -7962,7 +7959,7 @@ static void gen_compute_branch1(DisasContext *ctx,
uint32_t op,
if ((ctx->insn_flags & ISA_MIPS32R6) && (ctx->hflags & MIPS_HFLAG_BMASK)) {
MIPS_DEBUG("CTI in delay / forbidden slot");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -8060,7 +8057,7 @@ static void gen_compute_branch1(DisasContext *ctx,
uint32_t op,
break;
default:
MIPS_INVAL(opn);
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
(void)opn; /* avoid a compiler warning */
@@ -8085,7 +8082,7 @@ static void gen_compute_branch1_r6(DisasContext *ctx,
uint32_t op,
LOG_DISAS("Branch in delay / forbidden slot at PC 0x" TARGET_FMT_lx
"\n", ctx->pc);
#endif
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -8107,7 +8104,7 @@ static void gen_compute_branch1_r6(DisasContext *ctx,
uint32_t op,
break;
default:
MIPS_INVAL(opn);
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -8371,7 +8368,7 @@ static void gen_cp1 (DisasContext *ctx, uint32_t opc, int
rt, int fs)
break;
case OPC_CTC1:
gen_load_gpr(t0, rt);
- save_cpu_state(ctx, 1);
+ save_cpu_state(ctx, 0);
{
TCGv_i32 fs_tmp = tcg_const_i32(fs);
@@ -8418,7 +8415,7 @@ static void gen_cp1 (DisasContext *ctx, uint32_t opc, int
rt, int fs)
break;
default:
MIPS_INVAL(opn);
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
(void)opn; /* avoid a compiler warning */
@@ -8551,7 +8548,7 @@ static void gen_sel_s(DisasContext *ctx, enum fopcode
op1, int fd, int ft,
break;
default:
MIPS_INVAL("gen_sel_s");
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -8588,7 +8585,7 @@ static void gen_sel_d(DisasContext *ctx, enum fopcode
op1, int fd, int ft,
break;
default:
MIPS_INVAL("gen_sel_d");
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -10088,7 +10085,7 @@ static void gen_farith (DisasContext *ctx, enum fopcode
op1,
break;
default:
MIPS_INVAL(opn);
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
(void)opn; /* avoid a compiler warning */
@@ -10466,7 +10463,7 @@ static void gen_flt3_arith (DisasContext *ctx, uint32_t
opc,
break;
default:
MIPS_INVAL(opn);
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
(void)opn; /* avoid a compiler warning */
@@ -10487,22 +10484,18 @@ static void gen_rdhwr(DisasContext *ctx, int rt, int
rd)
switch (rd) {
case 0:
- save_cpu_state(ctx, 1);
gen_helper_rdhwr_cpunum(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case 1:
- save_cpu_state(ctx, 1);
gen_helper_rdhwr_synci_step(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case 2:
- save_cpu_state(ctx, 1);
gen_helper_rdhwr_cc(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
case 3:
- save_cpu_state(ctx, 1);
gen_helper_rdhwr_ccres(t0, cpu_env);
gen_store_gpr(t0, rt);
break;
@@ -10519,13 +10512,13 @@ static void gen_rdhwr(DisasContext *ctx, int rt, int
rd)
offsetof(CPUMIPSState, active_tc.CP0_UserLocal));
gen_store_gpr(t0, rt);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
break;
#endif
default: /* Invalid */
MIPS_INVAL("rdhwr");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
tcg_temp_free(t0);
@@ -10602,7 +10595,7 @@ static void gen_branch(DisasContext *ctx, int
insn_bytes)
}
if (ctx->singlestep_enabled) {
save_cpu_state(ctx, 0);
- gen_helper_0e0i(raise_exception, EXCP_DEBUG);
+ gen_helper_raise_exception_debug(cpu_env);
}
tcg_gen_exit_tb(0);
break;
@@ -10771,7 +10764,7 @@ static void gen_mips16_save (DisasContext *ctx,
args = 4;
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -10867,7 +10860,7 @@ static void gen_mips16_save (DisasContext *ctx,
astatic = 4;
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -10973,7 +10966,7 @@ static void gen_mips16_restore (DisasContext *ctx,
astatic = 4;
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -11004,7 +10997,7 @@ static void gen_addiupc (DisasContext *ctx, int rx, int
imm,
TCGv t0;
if (extended && (ctx->hflags & MIPS_HFLAG_BMASK)) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -11053,7 +11046,7 @@ static void decode_i64_mips16 (DisasContext *ctx,
check_insn(ctx, ISA_MIPS3);
check_mips_64(ctx);
if (extended && (ctx->hflags & MIPS_HFLAG_BMASK)) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
} else {
offset = extended ? offset : offset << 3;
gen_ld(ctx, OPC_LDPC, ry, 0, offset);
@@ -11128,7 +11121,7 @@ static int decode_extended_mips16_opc (CPUMIPSState
*env, DisasContext *ctx)
check_mips_64(ctx);
gen_shift_imm(ctx, OPC_DSLL, rx, ry, sa);
#else
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#endif
break;
case 0x2:
@@ -11156,7 +11149,7 @@ static int decode_extended_mips16_opc (CPUMIPSState
*env, DisasContext *ctx)
check_mips_64(ctx);
gen_arith_imm(ctx, OPC_DADDIU, ry, rx, imm);
#else
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#endif
} else {
gen_arith_imm(ctx, OPC_ADDIU, ry, rx, imm);
@@ -11208,7 +11201,7 @@ static int decode_extended_mips16_opc (CPUMIPSState
*env, DisasContext *ctx)
}
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -11271,7 +11264,7 @@ static int decode_extended_mips16_opc (CPUMIPSState
*env, DisasContext *ctx)
break;
#endif
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -11343,7 +11336,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
check_mips_64(ctx);
gen_shift_imm(ctx, OPC_DSLL, rx, ry, sa);
#else
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#endif
break;
case 0x2:
@@ -11371,7 +11364,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
check_mips_64(ctx);
gen_arith_imm(ctx, OPC_DADDIU, ry, rx, imm);
#else
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#endif
} else {
gen_arith_imm(ctx, OPC_ADDIU, ry, rx, imm);
@@ -11455,7 +11448,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
gen_arith(ctx, OPC_ADDU, ry, reg32, 0);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -11545,7 +11538,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
break;
#endif
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto done;
}
@@ -11582,9 +11575,9 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
*/
check_insn(ctx, ISA_MIPS32);
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
} else {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
}
break;
case RR_SLT:
@@ -11594,7 +11587,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
gen_slt(ctx, OPC_SLTU, 24, rx, ry);
break;
case RR_BREAK:
- generate_exception(ctx, EXCP_BREAK);
+ generate_exception_end(ctx, EXCP_BREAK);
break;
case RR_SLLV:
gen_shift(ctx, OPC_SLLV, ry, rx, ry);
@@ -11661,7 +11654,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
break;
#endif
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -11725,7 +11718,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
break;
#endif
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -11740,7 +11733,7 @@ static int decode_mips16_opc (CPUMIPSState *env,
DisasContext *ctx)
break;
#endif
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -12299,7 +12292,7 @@ static void gen_ldst_multiple (DisasContext *ctx,
uint32_t opc, int reglist,
TCGv_i32 t2;
if (ctx->hflags & MIPS_HFLAG_BMASK) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -12429,7 +12422,7 @@ static void gen_pool16c_insn(DisasContext *ctx)
gen_HILO(ctx, OPC_MFLO, 0, uMIPS_RS5(ctx->opcode));
break;
case BREAK16:
- generate_exception(ctx, EXCP_BREAK);
+ generate_exception_end(ctx, EXCP_BREAK);
break;
case SDBBP16:
/* XXX: not clear which exception should be raised
@@ -12437,9 +12430,9 @@ static void gen_pool16c_insn(DisasContext *ctx)
*/
check_insn(ctx, ISA_MIPS32);
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
} else {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
}
break;
case JRADDIUSP + 0:
@@ -12453,7 +12446,7 @@ static void gen_pool16c_insn(DisasContext *ctx)
}
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -12485,7 +12478,7 @@ static void gen_ldst_pair (DisasContext *ctx, uint32_t
opc, int rd,
TCGv t0, t1;
if (ctx->hflags & MIPS_HFLAG_BMASK || rd == 31) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -12497,7 +12490,7 @@ static void gen_ldst_pair (DisasContext *ctx, uint32_t
opc, int rd,
switch (opc) {
case LWP:
if (rd == base) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
tcg_gen_qemu_ld_tl(t1, t0, ctx->mem_idx, MO_TESL);
@@ -12520,7 +12513,7 @@ static void gen_ldst_pair (DisasContext *ctx, uint32_t
opc, int rd,
#ifdef TARGET_MIPS64
case LDP:
if (rd == base) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
tcg_gen_qemu_ld_tl(t1, t0, ctx->mem_idx, MO_TEQ);
@@ -12800,15 +12793,14 @@ static void gen_pool32axf (CPUMIPSState *env,
DisasContext *ctx, int rt, int rs)
/* NOP */
break;
case SYSCALL:
- generate_exception(ctx, EXCP_SYSCALL);
- ctx->bstate = BS_STOP;
+ generate_exception_end(ctx, EXCP_SYSCALL);
break;
case SDBBP:
check_insn(ctx, ISA_MIPS32);
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
} else {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
}
break;
default:
@@ -12854,7 +12846,7 @@ static void gen_pool32axf (CPUMIPSState *env,
DisasContext *ctx, int rt, int rs)
default:
pool32axf_invalid:
MIPS_INVAL("pool32axf");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -13120,7 +13112,7 @@ static void gen_pool32fxf(DisasContext *ctx, int rt,
int rs)
break;
default:
MIPS_INVAL("pool32fxf");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -13263,12 +13255,12 @@ static void decode_micromips32_opc (CPUMIPSState
*env, DisasContext *ctx,
gen_pool32axf(env, ctx, rt, rs);
break;
case 0x07:
- generate_exception(ctx, EXCP_BREAK);
+ generate_exception_end(ctx, EXCP_BREAK);
break;
default:
pool32a_invalid:
MIPS_INVAL("pool32a");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -13308,7 +13300,7 @@ static void decode_micromips32_opc (CPUMIPSState *env,
DisasContext *ctx,
break;
default:
MIPS_INVAL("pool32b");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -13594,7 +13586,7 @@ static void decode_micromips32_opc (CPUMIPSState *env,
DisasContext *ctx,
default:
pool32f_invalid:
MIPS_INVAL("pool32f");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
} else {
@@ -13706,7 +13698,7 @@ static void decode_micromips32_opc (CPUMIPSState *env,
DisasContext *ctx,
/* Fall through */
default:
MIPS_INVAL("pool32i");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -13781,7 +13773,7 @@ static void decode_micromips32_opc (CPUMIPSState *env,
DisasContext *ctx,
break;
default:
MIPS_INVAL("pool32c");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -13908,7 +13900,7 @@ static void decode_micromips32_opc (CPUMIPSState *env,
DisasContext *ctx,
gen_st(ctx, mips32_op, rt, rs, imm);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -13920,8 +13912,7 @@ static int decode_micromips_opc (CPUMIPSState *env,
DisasContext *ctx)
/* make sure instructions are on a halfword boundary */
if (ctx->pc & 0x1) {
env->CP0_BadVAddr = ctx->pc;
- generate_exception(ctx, EXCP_AdEL);
- ctx->bstate = BS_STOP;
+ generate_exception_end(ctx, EXCP_AdEL);
return 2;
}
@@ -13940,9 +13931,7 @@ static int decode_micromips_opc (CPUMIPSState *env,
DisasContext *ctx)
case 7:
/* LB32, LH32, LWC132, LDC132, LW32 */
if (ctx->hflags & MIPS_HFLAG_BDS16) {
- generate_exception(ctx, EXCP_RI);
- /* Just stop translation; the user is confused. */
- ctx->bstate = BS_STOP;
+ generate_exception_end(ctx, EXCP_RI);
return 2;
}
break;
@@ -13953,9 +13942,7 @@ static int decode_micromips_opc (CPUMIPSState *env,
DisasContext *ctx)
case 3:
/* MOVE16, ANDI16, POOL16D, POOL16E, BEQZ16, BNEZ16, B16, LI16 */
if (ctx->hflags & MIPS_HFLAG_BDS32) {
- generate_exception(ctx, EXCP_RI);
- /* Just stop translation; the user is confused. */
- ctx->bstate = BS_STOP;
+ generate_exception_end(ctx, EXCP_RI);
return 2;
}
break;
@@ -14016,7 +14003,7 @@ static int decode_micromips_opc (CPUMIPSState *env,
DisasContext *ctx)
break;
case POOL16F:
if (ctx->opcode & 1) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
} else {
/* MOVEP */
int enc_dest = uMIPS_RD(ctx->opcode);
@@ -14166,7 +14153,7 @@ static int decode_micromips_opc (CPUMIPSState *env,
DisasContext *ctx)
case RES_31:
case RES_38:
case RES_39:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
default:
decode_micromips32_opc (env, ctx, op);
@@ -14804,7 +14791,7 @@ static void gen_mipsdsp_shift(DisasContext *ctx,
uint32_t opc,
break;
default: /* Invalid */
MIPS_INVAL("MASK SHLL.QB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -14919,7 +14906,7 @@ static void gen_mipsdsp_shift(DisasContext *ctx,
uint32_t opc,
break;
default: /* Invalid */
MIPS_INVAL("MASK SHLL.OB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -15628,7 +15615,7 @@ static void gen_mipsdsp_append(CPUMIPSState *env,
DisasContext *ctx,
break;
default: /* Invalid */
MIPS_INVAL("MASK APPEND");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -15662,7 +15649,7 @@ static void gen_mipsdsp_append(CPUMIPSState *env,
DisasContext *ctx,
break;
default: /* Invalid */
MIPS_INVAL("MASK DAPPEND");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -15918,7 +15905,7 @@ static void gen_compute_compact_branch(DisasContext
*ctx, uint32_t opc,
LOG_DISAS("Branch in delay / forbidden slot at PC 0x" TARGET_FMT_lx
"\n", ctx->pc);
#endif
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -15980,7 +15967,7 @@ static void gen_compute_compact_branch(DisasContext
*ctx, uint32_t opc,
break;
default:
MIPS_INVAL("Compact branch/jump");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -16001,7 +15988,7 @@ static void gen_compute_compact_branch(DisasContext
*ctx, uint32_t opc,
break;
default:
MIPS_INVAL("Compact branch/jump");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -16124,7 +16111,7 @@ static void gen_compute_compact_branch(DisasContext
*ctx, uint32_t opc,
break;
default:
MIPS_INVAL("Compact conditional branch/jump");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
goto out;
}
@@ -16182,7 +16169,7 @@ static void decode_opc_special_r6(CPUMIPSState *env,
DisasContext *ctx)
break;
default:
MIPS_INVAL("special_r6 muldiv");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16197,14 +16184,14 @@ static void decode_opc_special_r6(CPUMIPSState *env,
DisasContext *ctx)
We need additionally to check other fields */
gen_cl(ctx, op1, rd, rs);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
break;
case R6_OPC_SDBBP:
if (ctx->hflags & MIPS_HFLAG_SBRI) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
} else {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
}
break;
#if defined(TARGET_MIPS64)
@@ -16230,7 +16217,7 @@ static void decode_opc_special_r6(CPUMIPSState *env,
DisasContext *ctx)
check_mips_64(ctx);
gen_cl(ctx, op1, rd, rs);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
break;
case OPC_DMULT ... OPC_DDIVU:
@@ -16249,14 +16236,14 @@ static void decode_opc_special_r6(CPUMIPSState *env,
DisasContext *ctx)
break;
default:
MIPS_INVAL("special_r6 muldiv");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
#endif
default: /* Invalid */
MIPS_INVAL("special_r6");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -16324,16 +16311,16 @@ static void decode_opc_special_legacy(CPUMIPSState
*env, DisasContext *ctx)
case OPC_SPIM:
#ifdef MIPS_STRICT_STANDARD
MIPS_INVAL("SPIM");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#else
/* Implemented as RI exception for now. */
MIPS_INVAL("spim (unofficial)");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#endif
break;
default: /* Invalid */
MIPS_INVAL("special_legacy");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -16356,7 +16343,7 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
if ((ctx->insn_flags & ISA_MIPS32R6) &&
(ctx->hflags & MIPS_HFLAG_BMASK)) {
MIPS_DEBUG("CTI in delay / forbidden slot");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -16376,7 +16363,7 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16399,7 +16386,7 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
gen_shift(ctx, op1, rd, rs, rt);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16429,18 +16416,17 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
/* Pmon entry point, also R4010 selsl */
#ifdef MIPS_STRICT_STANDARD
MIPS_INVAL("PMON / selsl");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
#else
gen_helper_0e0i(pmon, sa);
#endif
}
break;
case OPC_SYSCALL:
- generate_exception(ctx, EXCP_SYSCALL);
- ctx->bstate = BS_STOP;
+ generate_exception_end(ctx, EXCP_SYSCALL);
break;
case OPC_BREAK:
- generate_exception(ctx, EXCP_BREAK);
+ generate_exception_end(ctx, EXCP_BREAK);
break;
case OPC_SYNC:
check_insn(ctx, ISA_MIPS2);
@@ -16471,7 +16457,7 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16489,7 +16475,7 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
gen_shift_imm(ctx, op1, rd, rt, sa);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16518,7 +16504,7 @@ static void decode_opc_special(CPUMIPSState *env,
DisasContext *ctx)
gen_shift(ctx, op1, rd, rs, rt);
break;
default:
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16579,9 +16565,9 @@ static void decode_opc_special2_legacy(CPUMIPSState
*env, DisasContext *ctx)
*/
check_insn(ctx, ISA_MIPS32);
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
} else {
- generate_exception(ctx, EXCP_DBp);
+ generate_exception_end(ctx, EXCP_DBp);
}
/* Treat as NOP. */
break;
@@ -16604,7 +16590,7 @@ static void decode_opc_special2_legacy(CPUMIPSState
*env, DisasContext *ctx)
#endif
default: /* Invalid */
MIPS_INVAL("special2_legacy");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -16626,7 +16612,7 @@ static void decode_opc_special3_r6(CPUMIPSState *env,
DisasContext *ctx)
case R6_OPC_PREF:
if (rt >= 24) {
/* hint codes 24-31 are reserved and signal RI */
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
/* Treat as NOP. */
break;
@@ -16718,7 +16704,7 @@ static void decode_opc_special3_r6(CPUMIPSState *env,
DisasContext *ctx)
#endif
default: /* Invalid */
MIPS_INVAL("special3_r6");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -16764,13 +16750,13 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default:
MIPS_INVAL("MASK ADDUH.QB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
} else if (ctx->insn_flags & INSN_LOONGSON2E) {
gen_loongson_integer(ctx, op1, rd, rs, rt);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
break;
case OPC_LX_DSP:
@@ -16786,7 +16772,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK LX");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16817,7 +16803,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default:
MIPS_INVAL("MASK ABSQ_S.PH");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16854,7 +16840,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK ADDU.QB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -16894,7 +16880,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK CMPU.EQ.QB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16930,7 +16916,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK DPAW.PH");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16961,7 +16947,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
}
default: /* Invalid */
MIPS_INVAL("MASK INSV");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -16996,7 +16982,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK EXTR.W");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17039,7 +17025,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK ABSQ_S.QH");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17078,7 +17064,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK ADDU.OB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17123,7 +17109,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK CMPU_EQ.OB");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17160,7 +17146,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK EXTR.W");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17199,7 +17185,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
break;
default: /* Invalid */
MIPS_INVAL("MASK DPAQ.W.QH");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17230,7 +17216,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
}
default: /* Invalid */
MIPS_INVAL("MASK DINSV");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -17240,7 +17226,7 @@ static void decode_opc_special3_legacy(CPUMIPSState
*env, DisasContext *ctx)
#endif
default: /* Invalid */
MIPS_INVAL("special3_legacy");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -17321,7 +17307,6 @@ static void decode_opc_special3(CPUMIPSState *env,
DisasContext *ctx)
{
TCGv t0 = tcg_temp_new();
- save_cpu_state(ctx, 1);
gen_load_gpr(t0, rs);
gen_helper_yield(t0, cpu_env, t0);
gen_store_gpr(t0, rd);
@@ -17342,16 +17327,16 @@ static inline int check_msa_access(DisasContext *ctx)
{
if (unlikely((ctx->hflags & MIPS_HFLAG_FPU) &&
!(ctx->hflags & MIPS_HFLAG_F64))) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return 0;
}
if (unlikely(!(ctx->hflags & MIPS_HFLAG_MSA))) {
if (ctx->insn_flags & ASE_MSA) {
- generate_exception(ctx, EXCP_MSADIS);
+ generate_exception_end(ctx, EXCP_MSADIS);
return 0;
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return 0;
}
}
@@ -17409,7 +17394,7 @@ static void gen_msa_branch(CPUMIPSState *env,
DisasContext *ctx, uint32_t op1)
if (ctx->insn_flags & ISA_MIPS32R6 && ctx->hflags & MIPS_HFLAG_BMASK) {
MIPS_DEBUG("CTI in delay / forbidden slot");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
switch (op1) {
@@ -17484,7 +17469,7 @@ static void gen_msa_i8(CPUMIPSState *env, DisasContext
*ctx)
{
uint8_t df = (ctx->opcode >> 24) & 0x3;
if (df == DF_DOUBLE) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
} else {
TCGv_i32 tdf = tcg_const_i32(df);
gen_helper_msa_shf_df(cpu_env, tdf, twd, tws, ti8);
@@ -17494,7 +17479,7 @@ static void gen_msa_i8(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -17566,7 +17551,7 @@ static void gen_msa_i5(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -17602,7 +17587,7 @@ static void gen_msa_bit(CPUMIPSState *env, DisasContext
*ctx)
m = dfm & 0x7;
df = DF_BYTE;
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -17650,7 +17635,7 @@ static void gen_msa_bit(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -17845,7 +17830,8 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext
*ctx)
case OPC_HSUB_S_df:
case OPC_HSUB_U_df:
if (df == DF_BYTE) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
+ break;
}
switch (MASK_MSA_3R(ctx->opcode)) {
case OPC_DOTP_S_df:
@@ -17882,7 +17868,7 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
tcg_temp_free_i32(twd);
@@ -17914,7 +17900,7 @@ static void gen_msa_elm_3e(CPUMIPSState *env,
DisasContext *ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -17951,7 +17937,7 @@ static void gen_msa_elm_df(CPUMIPSState *env,
DisasContext *ctx, uint32_t df,
#if !defined(TARGET_MIPS64)
/* Double format valid only for MIPS64 */
if (df == DF_DOUBLE) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
#endif
@@ -17969,7 +17955,7 @@ static void gen_msa_elm_df(CPUMIPSState *env,
DisasContext *ctx, uint32_t df,
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
tcg_temp_free_i32(twd);
tcg_temp_free_i32(tws);
@@ -17999,7 +17985,7 @@ static void gen_msa_elm(CPUMIPSState *env, DisasContext
*ctx)
gen_msa_elm_3e(env, ctx);
return;
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
return;
}
@@ -18154,7 +18140,7 @@ static void gen_msa_3rf(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -18182,7 +18168,7 @@ static void gen_msa_2r(CPUMIPSState *env, DisasContext
*ctx)
#if !defined(TARGET_MIPS64)
/* Double format valid only for MIPS64 */
if (df == DF_DOUBLE) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
#endif
@@ -18199,7 +18185,7 @@ static void gen_msa_2r(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -18314,7 +18300,7 @@ static void gen_msa_vec_v(CPUMIPSState *env,
DisasContext *ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -18343,7 +18329,7 @@ static void gen_msa_vec(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -18414,14 +18400,12 @@ static void gen_msa(CPUMIPSState *env, DisasContext
*ctx)
case OPC_LD_H:
case OPC_LD_W:
case OPC_LD_D:
- save_cpu_state(ctx, 1);
gen_helper_msa_ld_df(cpu_env, tdf, twd, trs, ts10);
break;
case OPC_ST_B:
case OPC_ST_H:
case OPC_ST_W:
case OPC_ST_D:
- save_cpu_state(ctx, 1);
gen_helper_msa_st_df(cpu_env, tdf, twd, trs, ts10);
break;
}
@@ -18434,7 +18418,7 @@ static void gen_msa(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("MSA instruction");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
@@ -18451,7 +18435,6 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
if (ctx->pc & 0x3) {
env->CP0_BadVAddr = ctx->pc;
generate_exception_err(ctx, EXCP_AdEL, EXCP_INST_NOTAVAIL);
- ctx->bstate = BS_STOP;
return;
}
@@ -18507,7 +18490,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
/* OPC_NAL, OPC_BAL */
gen_compute_branch(ctx, op1, 4, 0, -1, imm << 2, 4);
} else {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
} else {
gen_compute_branch(ctx, op1, 4, rs, -1, imm << 2, 4);
@@ -18552,7 +18535,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
#endif
default: /* Invalid */
MIPS_INVAL("regimm");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -18625,7 +18608,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
break;
default: /* Invalid */
MIPS_INVAL("mfmc0");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
tcg_temp_free(t0);
@@ -18642,7 +18625,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("cp0");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -18677,7 +18660,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
case OPC_BLEZC: /* OPC_BGEZC, OPC_BGEC, OPC_BLEZL */
if (ctx->insn_flags & ISA_MIPS32R6) {
if (rt == 0) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
/* OPC_BLEZC, OPC_BGEZC, OPC_BGEC */
@@ -18690,7 +18673,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
case OPC_BGTZC: /* OPC_BLTZC, OPC_BLTC, OPC_BGTZL */
if (ctx->insn_flags & ISA_MIPS32R6) {
if (rt == 0) {
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
/* OPC_BGTZC, OPC_BLTZC, OPC_BLTC */
@@ -18921,7 +18904,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("cp1");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
break;
@@ -19003,7 +18986,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
break;
default:
MIPS_INVAL("cp3");
- generate_exception (ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
} else {
@@ -19059,7 +19042,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
gen_compute_compact_branch(ctx, op, rs, rt, imm << 2);
} else {
MIPS_INVAL("major opcode");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
}
break;
#endif
@@ -19076,7 +19059,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
}
MIPS_DEBUG("daui %s, %s, %04x", regnames[rt], regnames[rs], imm);
#else
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
MIPS_INVAL("major opcode");
#endif
} else {
@@ -19096,7 +19079,7 @@ static void decode_opc(CPUMIPSState *env, DisasContext
*ctx)
break;
default: /* Invalid */
MIPS_INVAL("major opcode");
- generate_exception(ctx, EXCP_RI);
+ generate_exception_end(ctx, EXCP_RI);
break;
}
}
@@ -19155,7 +19138,7 @@ gen_intermediate_code_internal(MIPSCPU *cpu,
TranslationBlock *tb,
if (bp->pc == ctx.pc) {
save_cpu_state(&ctx, 1);
ctx.bstate = BS_BRANCH;
- gen_helper_0e0i(raise_exception, EXCP_DEBUG);
+ gen_helper_raise_exception_debug(cpu_env);
/* Include the breakpoint location or the tb won't
* be flushed when it must be. */
ctx.pc += 4;
@@ -19192,8 +19175,7 @@ gen_intermediate_code_internal(MIPSCPU *cpu,
TranslationBlock *tb,
ctx.opcode = cpu_lduw_code(env, ctx.pc);
insn_bytes = decode_mips16_opc(env, &ctx);
} else {
- generate_exception(&ctx, EXCP_RI);
- ctx.bstate = BS_STOP;
+ generate_exception_end(&ctx, EXCP_RI);
break;
}
@@ -19239,7 +19221,7 @@ gen_intermediate_code_internal(MIPSCPU *cpu,
TranslationBlock *tb,
}
if (cs->singlestep_enabled && ctx.bstate != BS_BRANCH) {
save_cpu_state(&ctx, ctx.bstate != BS_EXCP);
- gen_helper_0e0i(raise_exception, EXCP_DEBUG);
+ gen_helper_raise_exception_debug(cpu_env);
} else {
switch (ctx.bstate) {
case BS_STOP:
- [Qemu-devel] [PATCH v4 0/5] Fix exceptions handling for MIPS and i386, Pavel Dovgalyuk, 2015/06/29
- [Qemu-devel] [PATCH v4 2/5] cpu-exec: introduce loop exit with restore function, Pavel Dovgalyuk, 2015/06/29
- [Qemu-devel] [PATCH v4 1/5] softmmu: add helper function to pass through retaddr, Pavel Dovgalyuk, 2015/06/29
- [Qemu-devel] [PATCH v4 3/5] target-mips: improve exceptions handling,
Pavel Dovgalyuk <=
- [Qemu-devel] [PATCH v4 5/5] target-ppc: exceptions handling in icount mode, Pavel Dovgalyuk, 2015/06/29
- [Qemu-devel] [PATCH v4 4/5] target-i386: fix memory operations in helpers, Pavel Dovgalyuk, 2015/06/29
- Re: [Qemu-devel] [PATCH v4 0/5] Fix exceptions handling for MIPS and i386, Pavel Dovgaluk, 2015/06/29