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tcg/optimize: Use fold_masks_z in fold_ctpop

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Add fold_masks_z as a trivial wrapper around fold_masks_zs.
Avoid the use of the OptContext slots.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson
2024-12-24 08:32:14 -08:00
parent ce1d663ff8
commit 81be07f905
1 changed files with 10 additions and 3 deletions
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tcg/optimize.c
+10 -3
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@@ -1067,6 +1067,11 @@ static bool fold_masks_zs(OptContext *ctx, TCGOp *op,
return true;
}
static bool fold_masks_z(OptContext *ctx, TCGOp *op, uint64_t z_mask)
{
return fold_masks_zs(ctx, op, z_mask, 0);
}
static bool fold_masks(OptContext *ctx, TCGOp *op)
{
return fold_masks_zs(ctx, op, ctx->z_mask, ctx->s_mask);
@@ -1599,21 +1604,23 @@ static bool fold_count_zeros(OptContext *ctx, TCGOp *op)
static bool fold_ctpop(OptContext *ctx, TCGOp *op)
{
uint64_t z_mask;
if (fold_const1(ctx, op)) {
return true;
}
switch (ctx->type) {
case TCG_TYPE_I32:
ctx->z_mask = 32 | 31;
z_mask = 32 | 31;
break;
case TCG_TYPE_I64:
ctx->z_mask = 64 | 63;
z_mask = 64 | 63;
break;
default:
g_assert_not_reached();
}
return false;
return fold_masks_z(ctx, op, z_mask);
}
static bool fold_deposit(OptContext *ctx, TCGOp *op)