Commit 08d676a46b for qemu.org
commit 08d676a46b55a717447babab304a475e62b233ac
Author: Richard Henderson <richard.henderson@linaro.org>
Date: Tue Dec 10 16:30:12 2024 -0600
tcg/optimize: Build and use o_bits in fold_movcond
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 42d5ee23c0..abcbee9111 100644
--- a/tcg/optimize.c
+++ b/tcg/optimize.c
@@ -2097,7 +2097,7 @@ static bool fold_mov(OptContext *ctx, TCGOp *op)
static bool fold_movcond(OptContext *ctx, TCGOp *op)
{
- uint64_t z_mask, s_mask;
+ uint64_t z_mask, o_mask, s_mask;
TempOptInfo *tt, *ft;
int i;
@@ -2123,6 +2123,7 @@ static bool fold_movcond(OptContext *ctx, TCGOp *op)
tt = arg_info(op->args[3]);
ft = arg_info(op->args[4]);
z_mask = tt->z_mask | ft->z_mask;
+ o_mask = tt->o_mask & ft->o_mask;
s_mask = tt->s_mask & ft->s_mask;
if (ti_is_const(tt) && ti_is_const(ft)) {
@@ -2145,7 +2146,7 @@ static bool fold_movcond(OptContext *ctx, TCGOp *op)
}
}
- return fold_masks_zs(ctx, op, z_mask, s_mask);
+ return fold_masks_zos(ctx, op, z_mask, o_mask, s_mask);
}
static bool fold_mul(OptContext *ctx, TCGOp *op)