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target-tricore: fix OPC2_32_RR_DVINIT_HU having write before use on the result

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If the argument r1 was the same as the extended result register r3+1, we would
overwrite r1 and then use it.

Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-Id: <1432289758-6250-2-git-send-email-kbastian@mail.uni-paderborn.de>
This commit is contained in:
Bastian Koppelmann 2015-05-22 12:15:56 +02:00
parent 97af820f53
commit 05b6ca9bbc
1 changed files with 1 additions and 1 deletions
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2
target-tricore/translate.c
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@ -6451,8 +6451,8 @@ static void decode_rr_divide(CPUTriCoreState *env, DisasContext *ctx)
/* sv */ /* sv */
tcg_gen_or_tl(cpu_PSW_SV, cpu_PSW_SV, cpu_PSW_V); tcg_gen_or_tl(cpu_PSW_SV, cpu_PSW_SV, cpu_PSW_V);
/* write result */ /* write result */
tcg_gen_mov_tl(cpu_gpr_d[r3+1], temp3);
tcg_gen_shli_tl(cpu_gpr_d[r3], cpu_gpr_d[r1], 16); tcg_gen_shli_tl(cpu_gpr_d[r3], cpu_gpr_d[r1], 16);
tcg_gen_mov_tl(cpu_gpr_d[r3+1], temp3);
tcg_temp_free(temp); tcg_temp_free(temp);
tcg_temp_free(temp2); tcg_temp_free(temp2);
tcg_temp_free(temp3); tcg_temp_free(temp3);