target-arm: A64: remove redundant store

There is not much point storing the same value twice in a row.

Reported-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Laurent Desnogues <laurent.desnogues@gmail.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c
index 3a3c48acf4ffcbabec56d35397694f79d3aaa10e..80d2c07e8249eaed601095b9120c701d31bea7ba 100644 (file)
--- a/target-arm/translate-a64.c
+++ b/target-arm/translate-a64.c
@@ -748,7 +748,6 @@ static void do_fp_st(DisasContext *s, int srcidx, TCGv_i64 tcg_addr, int size)
     } else {
         TCGv_i64 tcg_hiaddr = tcg_temp_new_i64();
         tcg_gen_qemu_st_i64(tmp, tcg_addr, get_mem_index(s), MO_TEQ);
-        tcg_gen_qemu_st64(tmp, tcg_addr, get_mem_index(s));
         tcg_gen_ld_i64(tmp, cpu_env, fp_reg_hi_offset(s, srcidx));
         tcg_gen_addi_i64(tcg_hiaddr, tcg_addr, 8);
         tcg_gen_qemu_st_i64(tmp, tcg_hiaddr, get_mem_index(s), MO_TEQ);