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| author | Edgar E. Iglesias <edgar.iglesias@xilinx.com> | 2018-05-05 14:27:23 +0200 |
|---|---|---|
| committer | Edgar E. Iglesias <edgar.iglesias@xilinx.com> | 2018-05-29 09:35:14 +0200 |
| commit | f7a66e3a8602b0498d340e5de959fbcf738a19b6 (patch) | |
| tree | 236142b83a1a5ed447ee5766e64551bc964f278c /target/microblaze | |
| parent | 25ec2fdd7bb4957f15fa6153bf446d43dd7acb3e (diff) | |
| download | qemu-f7a66e3a8602b0498d340e5de959fbcf738a19b6.zip qemu-f7a66e3a8602b0498d340e5de959fbcf738a19b6.tar.gz qemu-f7a66e3a8602b0498d340e5de959fbcf738a19b6.tar.bz2 | |
target-microblaze: Simplify address computation using tcg_gen_addi_i32()
Simplify address computation using tcg_gen_addi_i32().
tcg_gen_addi_i32() already optimizes the case when the
immediate is zero.
No functional change.
Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Diffstat (limited to 'target/microblaze')
| -rw-r--r-- | target/microblaze/translate.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c index bb6b517..0d8ef77 100644 --- a/target/microblaze/translate.c +++ b/target/microblaze/translate.c @@ -899,12 +899,7 @@ static inline void compute_ldst_addr(DisasContext *dc, bool ea, TCGv t) /* Immediate. */ t32 = tcg_temp_new_i32(); if (!extimm) { - if (dc->imm == 0) { - tcg_gen_mov_i32(t32, cpu_R[dc->ra]); - } else { - tcg_gen_movi_i32(t32, (int32_t)((int16_t)dc->imm)); - tcg_gen_add_i32(t32, cpu_R[dc->ra], t32); - } + tcg_gen_addi_i32(t32, cpu_R[dc->ra], (int16_t)dc->imm); } else { tcg_gen_add_i32(t32, cpu_R[dc->ra], *(dec_alu_op_b(dc))); } |