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vkd3d-shader/ir: Validate LABEL registers.

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Giovanni Mascellani 2023-12-22 14:36:30 +01:00 committed by Alexandre Julliard
parent 17f4afc2b5
commit dd1b2feec0
Notes: Alexandre Julliard 2024-01-18 23:21:17 +01:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/570
1 changed files with 31 additions and 0 deletions
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31
libs/vkd3d-shader/ir.c
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@ -2484,6 +2484,37 @@ static void vsir_validate_register(struct validation_context *ctx,
break;
}
case VKD3DSPR_LABEL:
if (reg->precision != VKD3D_SHADER_REGISTER_PRECISION_DEFAULT)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_PRECISION, "Invalid precision %#x for a LABEL register.",
reg->precision);
if (reg->data_type != VKD3D_DATA_UINT)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE, "Invalid data type %#x for a LABEL register.",
reg->data_type);
if (reg->dimension != VSIR_DIMENSION_NONE)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_DIMENSION, "Invalid dimension %#x for a LABEL register.",
reg->dimension);
if (reg->idx_count != 1)
{
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_INDEX_COUNT, "Invalid index count %u for a LABEL register.",
reg->idx_count);
break;
}
if (reg->idx[0].rel_addr)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_INDEX, "Non-NULL relative address for a LABEL register.");
/* Index == 0 is invalid, but it is temporarily allowed
* for intermediate stages. Once we support validation
* dialects we can selectively check for that. */
if (reg->idx[0].offset > ctx->parser->shader_desc.block_count)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_INDEX, "LABEL register index %u exceeds the maximum count %u.",
reg->idx[0].offset, ctx->parser->shader_desc.block_count);
break;
case VKD3DSPR_NULL:
if (reg->idx_count != 0)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_INDEX_COUNT, "Invalid index count %u for a NULL register.",