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vkd3d-shader/ir: Validate the DCL_TEMPS instruction.

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This commit is contained in:
Giovanni Mascellani 2023-10-24 20:08:00 -05:00 committed by Alexandre Julliard
parent 79fa5fd8bb
commit 4140b87499
Notes: Alexandre Julliard 2023-11-02 22:49:42 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/432
2 changed files with 31 additions and 0 deletions
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29
libs/vkd3d-shader/ir.c
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@ -1560,6 +1560,24 @@ static void vsir_validate_src_param(struct validation_context *ctx,
src->modifiers);
}
static void vsir_validate_dst_count(struct validation_context *ctx,
const struct vkd3d_shader_instruction *instruction, unsigned int count)
{
if (instruction->dst_count != count)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_DEST_COUNT,
"Invalid destination count %u for an instruction of type %#x, expected %u.",
instruction->dst_count, instruction->handler_idx, count);
}
static void vsir_validate_src_count(struct validation_context *ctx,
const struct vkd3d_shader_instruction *instruction, unsigned int count)
{
if (instruction->src_count != count)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_SOURCE_COUNT,
"Invalid source count %u for an instruction of type %#x, expected %u.",
instruction->src_count, instruction->handler_idx, count);
}
static void vsir_validate_instruction(struct validation_context *ctx)
{
const struct vkd3d_shader_instruction *instruction = &ctx->parser->instructions.elements[ctx->instruction_idx];
@ -1578,6 +1596,17 @@ static void vsir_validate_instruction(struct validation_context *ctx)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_HANDLER, "Invalid instruction handler %#x.",
instruction->handler_idx);
}
switch (instruction->handler_idx)
{
case VKD3DSIH_DCL_TEMPS:
vsir_validate_dst_count(ctx, instruction, 0);
vsir_validate_src_count(ctx, instruction, 0);
break;
default:
break;
}
}
void vsir_validate(struct vkd3d_shader_parser *parser)

2
libs/vkd3d-shader/vkd3d_shader_private.h
View File

@ -204,6 +204,8 @@ enum vkd3d_shader_error
VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE = 9008,
VKD3D_SHADER_ERROR_VSIR_INVALID_DIMENSION = 9009,
VKD3D_SHADER_ERROR_VSIR_INVALID_INDEX_COUNT = 9010,
VKD3D_SHADER_ERROR_VSIR_INVALID_DEST_COUNT = 9011,
VKD3D_SHADER_ERROR_VSIR_INVALID_SOURCE_COUNT = 9012,
};
enum vkd3d_shader_opcode