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target/sh4: Unify code for CHECK_PRIVILEGED 

We do not need to emit N copies of raising an exception.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Message-Id: <20170718200255.31647-20-rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Richard Henderson 2017-07-18 10:02:44 -10:00 committed by Aurelien Jarno
parent dec16c6ee8
commit 6b98213da9
1 changed files with 4 additions and 10 deletions
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14
target/sh4/translate.c
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@ -369,16 +369,9 @@ static inline void gen_store_fpr64(DisasContext *ctx, TCGv_i64 t, int reg)
goto do_illegal_slot; \
}
#define CHECK_PRIVILEGED \
if (IS_USER(ctx)) { \
gen_save_cpu_state(ctx, true); \
if (ctx->envflags & DELAY_SLOT_MASK) { \
gen_helper_raise_slot_illegal_instruction(cpu_env); \
} else { \
gen_helper_raise_illegal_instruction(cpu_env); \
} \
ctx->bstate = BS_EXCP; \
return; \
#define CHECK_PRIVILEGED \
if (IS_USER(ctx)) { \
goto do_illegal; \
}
#define CHECK_FPU_ENABLED \
@ -1793,6 +1786,7 @@ static void _decode_opc(DisasContext * ctx)
ctx->opcode, ctx->pc);
fflush(stderr);
#endif
do_illegal:
if (ctx->envflags & DELAY_SLOT_MASK) {
do_illegal_slot:
gen_save_cpu_state(ctx, true);