From: Richard Henderson <richard.henderson@linaro.org>
Date: Tue, 10 Dec 2024 14:30:50 +0000 (-0600)
Subject: tcg/optimize: Simplify fold_eqv constant checks
X-Git-Tag: v10.1.0-rc0~39^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7630de24bace80ec031c52e478605692f79ac08b;p=thirdparty%2Fqemu.git

tcg/optimize: Simplify fold_eqv constant checks

Both cases are handled by fold_xor after conversion.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/tcg/optimize.c b/tcg/optimize.c
index a48ddd91713..62a128bc9b7 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;
     }