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target-microblaze: Don't clobber the IMM reg for ld/st reversed

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Do not clobber the IMM register on reversed load/stores.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
This commit is contained in:
Edgar E. Iglesias 2018-04-13 20:45:14 +02:00
parent 5153bb897a
commit df1e528aad
1 changed files with 0 additions and 2 deletions
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2
target/microblaze/translate.c
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@ -952,7 +952,6 @@ static void dec_load(DisasContext *dc)
tcg_gen_sub_tl(low, tcg_const_tl(3), low); tcg_gen_sub_tl(low, tcg_const_tl(3), low);
tcg_gen_andi_tl(t, t, ~3); tcg_gen_andi_tl(t, t, ~3);
tcg_gen_or_tl(t, t, low); tcg_gen_or_tl(t, t, low);
tcg_gen_mov_tl(env_imm, t);
tcg_temp_free(low); tcg_temp_free(low);
break; break;
} }
@ -1104,7 +1103,6 @@ static void dec_store(DisasContext *dc)
tcg_gen_sub_tl(low, tcg_const_tl(3), low); tcg_gen_sub_tl(low, tcg_const_tl(3), low);
tcg_gen_andi_tl(t, t, ~3); tcg_gen_andi_tl(t, t, ~3);
tcg_gen_or_tl(t, t, low); tcg_gen_or_tl(t, t, low);
tcg_gen_mov_tl(env_imm, t);
tcg_temp_free(low); tcg_temp_free(low);
break; break;
} }