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| author | Richard Henderson <rth@twiddle.net> | 2017-07-18 10:02:43 -1000 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2017-07-18 23:39:17 +0200 |
| commit | dec16c6ee8e665ec558f7564e68c09e01facf903 (patch) | |
| tree | 2c9eed73942147ee198a3e7b7c6ef6bc693cc3ec | |
| parent | bdcb3739024f3b6d53bd6dc34eaeafb3f2b996d9 (diff) | |
target/sh4: Unify code for CHECK_NOT_DELAY_SLOT
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: <20170718200255.31647-19-rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
| -rw-r--r-- | target/sh4/translate.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/target/sh4/translate.c b/target/sh4/translate.c index 792a46804b..acd756e18a 100644 --- a/target/sh4/translate.c +++ b/target/sh4/translate.c @@ -365,11 +365,8 @@ static inline void gen_store_fpr64(DisasContext *ctx, TCGv_i64 t, int reg) #define XHACK(x) ((((x) & 1 ) << 4) | ((x) & 0xe)) #define CHECK_NOT_DELAY_SLOT \ - if (ctx->envflags & DELAY_SLOT_MASK) { \ - gen_save_cpu_state(ctx, true); \ - gen_helper_raise_slot_illegal_instruction(cpu_env); \ - ctx->bstate = BS_EXCP; \ - return; \ + if (ctx->envflags & DELAY_SLOT_MASK) { \ + goto do_illegal_slot; \ } #define CHECK_PRIVILEGED \ @@ -1796,10 +1793,12 @@ static void _decode_opc(DisasContext * ctx) ctx->opcode, ctx->pc); fflush(stderr); #endif - gen_save_cpu_state(ctx, true); if (ctx->envflags & DELAY_SLOT_MASK) { + do_illegal_slot: + gen_save_cpu_state(ctx, true); gen_helper_raise_slot_illegal_instruction(cpu_env); } else { + gen_save_cpu_state(ctx, true); gen_helper_raise_illegal_instruction(cpu_env); } ctx->bstate = BS_EXCP; |