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vkd3d-shader/hlsl: Fold constant integral bitwise xor.

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Signed-off-by: Giovanni Mascellani <gmascellani@codeweavers.com>
Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Giovanni Mascellani 2022-06-27 17:22:41 +02:00 committed by Alexandre Julliard
parent 4a692dca4e
commit 4016ddff77
1 changed files with 30 additions and 0 deletions
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30
libs/vkd3d-shader/hlsl_constant_ops.c
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@ -427,6 +427,32 @@ static bool fold_min(struct hlsl_ctx *ctx, struct hlsl_ir_constant *dst,
return true;
}
static bool fold_bit_xor(struct hlsl_ctx *ctx, struct hlsl_ir_constant *dst,
struct hlsl_ir_constant *src1, struct hlsl_ir_constant *src2)
{
enum hlsl_base_type type = dst->node.data_type->base_type;
unsigned int k;
assert(type == src1->node.data_type->base_type);
assert(type == src2->node.data_type->base_type);
for (k = 0; k < dst->node.data_type->dimx; ++k)
{
switch (type)
{
case HLSL_TYPE_INT:
case HLSL_TYPE_UINT:
dst->value[k].u = src1->value[k].u ^ src2->value[k].u;
break;
default:
FIXME("Fold bit xor for type %s.\n", debug_hlsl_type(ctx, dst->node.data_type));
return false;
}
}
return true;
}
bool hlsl_fold_constant_exprs(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context)
{
struct hlsl_ir_constant *arg1, *arg2 = NULL, *res;
@ -496,6 +522,10 @@ bool hlsl_fold_constant_exprs(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr,
success = fold_min(ctx, res, arg1, arg2);
break;
case HLSL_OP2_BIT_XOR:
success = fold_bit_xor(ctx, res, arg1, arg2);
break;
default:
FIXME("Fold \"%s\" expression.\n", debug_hlsl_expr_op(expr->op));
success = false;