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vkd3d-shader/hlsl: Implement the isinf() intrinsic.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
This commit is contained in:
Nikolay Sivov
2025-01-09 14:54:26 +01:00
committed by Henri Verbeet
parent ce4f2728ba
commit a082daeb56
Notes: Henri Verbeet 2025-01-16 19:30:04 +01:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1336
6 changed files with 139 additions and 0 deletions
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14
libs/vkd3d-shader/hlsl.y
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@@ -4313,6 +4313,19 @@ static bool intrinsic_fwidth(struct hlsl_ctx *ctx,
return !!add_user_call(ctx, func, params, false, loc);
}
static bool intrinsic_isinf(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
{
struct hlsl_type *type = params->args[0]->data_type, *bool_type;
struct hlsl_ir_node *args[HLSL_MAX_OPERANDS] = {0};
bool_type = hlsl_get_numeric_type(ctx, type->class, HLSL_TYPE_BOOL,
type->e.numeric.dimx, type->e.numeric.dimy);
args[0] = params->args[0];
return !!add_expr(ctx, params->instrs, HLSL_OP1_ISINF, args, bool_type, loc);
}
static bool intrinsic_ldexp(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
{
@@ -5410,6 +5423,7 @@ intrinsic_functions[] =
{"fmod", 2, true, intrinsic_fmod},
{"frac", 1, true, intrinsic_frac},
{"fwidth", 1, true, intrinsic_fwidth},
{"isinf", 1, true, intrinsic_isinf},
{"ldexp", 2, true, intrinsic_ldexp},
{"length", 1, true, intrinsic_length},
{"lerp", 3, true, intrinsic_lerp},