Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
 tcg/optimize.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/tcg/optimize.c b/tcg/optimize.c
index a0ccf7f3f2..5d10e704a7 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -1759,7 +1759,7 @@ static bool fold_extract2(OptContext *ctx, TCGOp *op)
 
 static bool fold_exts(OptContext *ctx, TCGOp *op)
 {
-    uint64_t s_mask_old, s_mask, z_mask, sign;
+    uint64_t s_mask_old, s_mask, z_mask, a_mask = -1, sign;
     bool type_change = false;
 
     if (fold_const1(ctx, op)) {
@@ -1795,13 +1795,11 @@ static bool fold_exts(OptContext *ctx, TCGOp *op)
     }
     s_mask |= sign << 1;
 
-    ctx->z_mask = z_mask;
-    ctx->s_mask = s_mask;
     if (!type_change) {
-        ctx->a_mask = s_mask & ~s_mask_old;
+        a_mask = s_mask & ~s_mask_old;
     }
 
-    return fold_masks(ctx, op);
+    return fold_masks_zsa(ctx, op, z_mask, s_mask, a_mask);
 }
 
 static bool fold_extu(OptContext *ctx, TCGOp *op)
-- 
2.43.0


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