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tcg/optimize: Don't fold INDEX_op_and_vec to extract

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There is no such thing as vector extract.

Fixes: 932522a9dd ("tcg/optimize: Fold and to extract during optimize")
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/3036
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Tested-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson
2025-07-21 08:09:04 -07:00
parent 56a3033abc
commit 2c047bdb77
1 changed files with 1 additions and 1 deletions
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tcg/optimize.c
+1 -1
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@@ -1454,7 +1454,7 @@ static bool fold_and(OptContext *ctx, TCGOp *op)
a_mask = t1->z_mask & ~t2->o_mask;
if (!fold_masks_zosa_int(ctx, op, z_mask, o_mask, s_mask, a_mask)) {
if (ti_is_const(t2)) {
if (op->opc == INDEX_op_and && ti_is_const(t2)) {
/*
* Canonicalize on extract, if valid. This aids x86 with its
* 2 operand MOVZBL and 2 operand AND, selecting the TCGOpcode