From: Richard Henderson <richard.henderson@linaro.org>
Date: Mon, 9 Dec 2024 02:28:59 +0000 (-0600)
Subject: tcg/optimize: Use fold_masks_zs in fold_or
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=83b1ba3696a4c647d500705cdd11e79b69462cd9;p=qemu.git

tcg/optimize: Use fold_masks_zs in fold_or

Avoid the use of the OptContext slots.  Find TempOptInfo once.

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 4ede218bfc..e284d79fb1 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -2078,17 +2078,20 @@ static bool fold_not(OptContext *ctx, TCGOp *op)
 
 static bool fold_or(OptContext *ctx, TCGOp *op)
 {
+    uint64_t z_mask, s_mask;
+    TempOptInfo *t1, *t2;
+
     if (fold_const2_commutative(ctx, op) ||
         fold_xi_to_x(ctx, op, 0) ||
         fold_xx_to_x(ctx, op)) {
         return true;
     }
 
-    ctx->z_mask = arg_info(op->args[1])->z_mask
-                | arg_info(op->args[2])->z_mask;
-    ctx->s_mask = arg_info(op->args[1])->s_mask
-                & arg_info(op->args[2])->s_mask;
-    return fold_masks(ctx, op);
+    t1 = arg_info(op->args[1]);
+    t2 = arg_info(op->args[2]);
+    z_mask = t1->z_mask | t2->z_mask;
+    s_mask = t1->s_mask & t2->s_mask;
+    return fold_masks_zs(ctx, op, z_mask, s_mask);
 }
 
 static bool fold_orc(OptContext *ctx, TCGOp *op)