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[PATCH v2 27/27] tcg/optimize: Simplify fold_eqv constant checks
From: |
Richard Henderson |
Subject: |
[PATCH v2 27/27] tcg/optimize: Simplify fold_eqv constant checks |
Date: |
Tue, 3 Jun 2025 09:09:08 +0100 |
Both cases are handled by fold_xor after conversion.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/optimize.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/tcg/optimize.c b/tcg/optimize.c
index a48ddd9171..62a128bc9b 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1948,9 +1948,7 @@ static bool fold_eqv(OptContext *ctx, TCGOp *op)
uint64_t z_mask, o_mask, s_mask;
TempOptInfo *t1, *t2;
- if (fold_const2_commutative(ctx, op) ||
- fold_xi_to_x(ctx, op, -1) ||
- fold_xi_to_not(ctx, op, 0)) {
+ if (fold_const2_commutative(ctx, op)) {
return true;
}
--
2.43.0
- [PATCH v2 13/27] tcg/optimize: Build and use o_bits in fold_bswap, (continued)
- [PATCH v2 13/27] tcg/optimize: Build and use o_bits in fold_bswap, Richard Henderson, 2025/06/03
- [PATCH v2 18/27] tcg/optimize: Build and use o_bits in fold_extu, Richard Henderson, 2025/06/03
- [PATCH v2 20/27] tcg/optimize: Build and use o_bits in fold_sextract, Richard Henderson, 2025/06/03
- [PATCH v2 19/27] tcg/optimize: Build and use o_bits in fold_movcond, Richard Henderson, 2025/06/03
- [PATCH v2 21/27] tcg/optimize: Build and use o_bits in fold_shift, Richard Henderson, 2025/06/03
- [PATCH v2 22/27] tcg/optimize: Use fold_and in do_constant_folding_cond[12], Richard Henderson, 2025/06/03
- [PATCH v2 23/27] tcg/optimize: Fold and to extract during optimize, Richard Henderson, 2025/06/03
- [PATCH v2 24/27] tcg/optimize: Simplify fold_and constant checks, Richard Henderson, 2025/06/03
- [PATCH v2 25/27] tcg/optimize: Simplify fold_andc constant checks, Richard Henderson, 2025/06/03
- [PATCH v2 26/27] tcg/optimize: Simplify fold_orc constant checks, Richard Henderson, 2025/06/03
- [PATCH v2 27/27] tcg/optimize: Simplify fold_eqv constant checks,
Richard Henderson <=