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tcg/optimize: Build and use o_bits in fold_movcond

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Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2024-12-10 16:30:12 -06:00
parent f78342472f
commit 08d676a46b
1 changed files with 3 additions and 2 deletions
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5
tcg/optimize.c
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@ -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)