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vkd3d-shader/ir: Validate ITOF operations.

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This commit is contained in:
Giovanni Mascellani
2025-07-16 21:14:27 +02:00
committed by Henri Verbeet
parent 68ad2becdb
commit 791a93d0b1
Notes: Henri Verbeet 2025-07-17 14:18:59 +02:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1622
1 changed files with 46 additions and 0 deletions
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46
libs/vkd3d-shader/ir.c
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@@ -10748,6 +10748,32 @@ static void vsir_validate_integer_comparison_operation(struct validation_context
vsir_validate_comparison_operation(ctx, instruction, types);
}
static void vsir_validate_cast_operation(struct validation_context *ctx,
const struct vkd3d_shader_instruction *instruction,
const bool src_types[VKD3D_DATA_COUNT], const bool dst_types[VKD3D_DATA_COUNT])
{
enum vkd3d_data_type dst_data_type, src_data_type;
if (instruction->dst_count < 1 || instruction->src_count < 1)
return;
dst_data_type = instruction->dst[0].reg.data_type;
src_data_type = instruction->src[0].reg.data_type;
if (src_data_type >= VKD3D_DATA_COUNT || dst_data_type >= VKD3D_DATA_COUNT)
return;
if (!src_types[src_data_type])
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE,
"Invalid source data type %#x for cast operation \"%s\" (%#x).",
src_data_type, vsir_opcode_get_name(instruction->opcode, "<unknown>"), instruction->opcode);
if (!dst_types[dst_data_type])
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE,
"Invalid destination data type %#x for cast operation \"%s\" (%#x).",
dst_data_type, vsir_opcode_get_name(instruction->opcode, "<unknown>"), instruction->opcode);
}
static void vsir_validate_branch(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction)
{
size_t i;
@@ -11273,6 +11299,25 @@ static void vsir_validate_ifc(struct validation_context *ctx, const struct vkd3d
vsir_validator_push_block(ctx, VSIR_OP_IF);
}
static void vsir_validate_itof(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction)
{
static const bool src_types[VKD3D_DATA_COUNT] =
{
[VKD3D_DATA_INT] = true,
[VKD3D_DATA_UINT] = true,
[VKD3D_DATA_UINT64] = true,
[VKD3D_DATA_BOOL] = true,
};
static const bool dst_types[VKD3D_DATA_COUNT] =
{
[VKD3D_DATA_FLOAT] = true,
[VKD3D_DATA_DOUBLE] = true,
[VKD3D_DATA_HALF] = true,
};
vsir_validate_cast_operation(ctx, instruction, src_types, dst_types);
}
static void vsir_validate_label(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction)
{
vsir_validate_cf_type(ctx, instruction, VSIR_CF_BLOCKS);
@@ -11514,6 +11559,7 @@ static const struct vsir_validator_instruction_desc vsir_validator_instructions[
[VSIR_OP_ISHR] = {1, 2, vsir_validate_integer_elementwise_operation},
[VSIR_OP_ISINF] = {1, 1, vsir_validate_float_comparison_operation},
[VSIR_OP_ISNAN] = {1, 1, vsir_validate_float_comparison_operation},
[VSIR_OP_ITOF] = {1, 1, vsir_validate_itof},
[VSIR_OP_LABEL] = {0, 1, vsir_validate_label},
[VSIR_OP_LOOP] = {0, ~0u, vsir_validate_loop},
[VSIR_OP_NOP] = {0, 0, vsir_validate_nop},