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tcg: Don't make exitreq flag a local temporary

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The value is not actually live across basic blocks, so there's no
need for the local property.  This eliminates storing the temporary
to its home location at the branch.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Richard Henderson
2013-03-09 18:16:43 +01:00
committed by Aurelien Jarno
parent 916359f66f
commit a4960ef348
1 changed files with 1 additions and 1 deletions
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include/exec/gen-icount.h
+1 -1
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@@ -15,7 +15,7 @@ static inline void gen_tb_start(void)
TCGv_i32 flag;
exitreq_label = gen_new_label();
flag = tcg_temp_local_new_i32();
flag = tcg_temp_new_i32();
tcg_gen_ld_i32(flag, cpu_env,
offsetof(CPUState, tcg_exit_req) - ENV_OFFSET);
tcg_gen_brcondi_i32(TCG_COND_NE, flag, 0, exitreq_label);