diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2023-08-04 23:40:42 +0000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-08-24 11:22:42 -0700 |
| commit | d55a3211e24d7b918b1b0bcb8a89aafb524c2b14 (patch) | |
| tree | c4dfa1c8b8ea1bccb38bbb3cc13d83c4fb1e095d | |
| parent | 4a8838705660a72bcb35ef6ba271769fb1c8ab02 (diff) | |
target/alpha: Use tcg_gen_movcond_i64 in gen_fold_mzero
The setcond + neg + and sequence is a complex method of
performing a conditional move.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | target/alpha/translate.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/target/alpha/translate.c b/target/alpha/translate.c index 846f3d8091..0839182a1f 100644 --- a/target/alpha/translate.c +++ b/target/alpha/translate.c @@ -517,10 +517,9 @@ static void gen_fold_mzero(TCGCond cond, TCGv dest, TCGv src) case TCG_COND_GE: case TCG_COND_LT: - /* For >= or <, map -0.0 to +0.0 via comparison and mask. */ - tcg_gen_setcondi_i64(TCG_COND_NE, dest, src, mzero); - tcg_gen_neg_i64(dest, dest); - tcg_gen_and_i64(dest, dest, src); + /* For >= or <, map -0.0 to +0.0. */ + tcg_gen_movcond_i64(TCG_COND_NE, dest, src, tcg_constant_i64(mzero), + src, tcg_constant_i64(0)); break; default: |