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vkd3d-shader/ir: Validate BEM.

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This commit is contained in:
Elizabeth Figura
2025-09-18 16:38:41 -05:00
committed by Henri Verbeet
parent 162578f505
commit d4cb6bf52d
Notes: Henri Verbeet 2025-09-22 11:46:47 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1743
1 changed files with 22 additions and 0 deletions
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22
libs/vkd3d-shader/ir.c
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@@ -11553,6 +11553,27 @@ static void vsir_validate_shift_operation(struct validation_context *ctx,
vsir_opcode_get_name(instruction->opcode, "<unknown>"), instruction->opcode); vsir_opcode_get_name(instruction->opcode, "<unknown>"), instruction->opcode);
} }
static void vsir_validate_bem(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction)
{
const struct vkd3d_shader_version *version = &ctx->program->shader_version;
if (version->type != VKD3D_SHADER_TYPE_PIXEL)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_REGISTER_TYPE,
"BEM cannot be used in shader type %#x.", version->type);
if (version->major != 1 || version->minor != 4)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_OPCODE,
"BEM cannot be used in version %u.%u.", version->major, version->minor);
if (instruction->dst[0].write_mask != 0x3)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_WRITE_MASK,
"Invalid BEM write mask %#x.", instruction->dst[0].write_mask);
/* Strictly not an elementwise operation, but we expect all the arguments
* to be float. */
vsir_validate_float_elementwise_operation(ctx, instruction);
}
static void vsir_validate_branch(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction) static void vsir_validate_branch(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction)
{ {
size_t i; size_t i;
@@ -12395,6 +12416,7 @@ static const struct vsir_validator_instruction_desc vsir_validator_instructions[
[VSIR_OP_AND] = {1, 2, vsir_validate_logic_elementwise_operation}, [VSIR_OP_AND] = {1, 2, vsir_validate_logic_elementwise_operation},
[VSIR_OP_ASIN] = {1, 1, vsir_validate_float_elementwise_operation}, [VSIR_OP_ASIN] = {1, 1, vsir_validate_float_elementwise_operation},
[VSIR_OP_ATAN] = {1, 1, vsir_validate_float_elementwise_operation}, [VSIR_OP_ATAN] = {1, 1, vsir_validate_float_elementwise_operation},
[VSIR_OP_BEM] = {1, 2, vsir_validate_bem},
[VSIR_OP_BRANCH] = {0, ~0u, vsir_validate_branch}, [VSIR_OP_BRANCH] = {0, ~0u, vsir_validate_branch},
[VSIR_OP_DADD] = {1, 2, vsir_validate_double_elementwise_operation}, [VSIR_OP_DADD] = {1, 2, vsir_validate_double_elementwise_operation},
[VSIR_OP_DCL_GS_INSTANCES] = {0, 0, vsir_validate_dcl_gs_instances}, [VSIR_OP_DCL_GS_INSTANCES] = {0, 0, vsir_validate_dcl_gs_instances},