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tcg: Don't make exitreq flag a local temporary 

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 2013-03-05 08:54:41 -08:00 committed by Aurelien Jarno
parent 916359f66f
commit a4960ef348
1 changed files with 1 additions and 1 deletions
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2
include/exec/gen-icount.h
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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);