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vkd3d-shader/ir: Keep track of hull shader phases.

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Giovanni Mascellani 2023-11-06 23:11:03 +01:00 committed by Alexandre Julliard
parent 5768c019c1
commit 0f4bda9c9d
Notes: Alexandre Julliard 2023-11-10 00:10:44 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/462
1 changed files with 32 additions and 1 deletions
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33
libs/vkd3d-shader/ir.c
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@ -1472,6 +1472,7 @@ struct validation_context
struct vkd3d_shader_parser *parser;
size_t instruction_idx;
bool dcl_temps_found;
enum vkd3d_shader_opcode phase;
enum vkd3d_shader_opcode *blocks;
size_t depth;
@ -1620,6 +1621,32 @@ static void vsir_validate_instruction(struct validation_context *ctx)
instruction->handler_idx);
}
switch (instruction->handler_idx)
{
case VKD3DSIH_HS_DECLS:
case VKD3DSIH_HS_CONTROL_POINT_PHASE:
case VKD3DSIH_HS_FORK_PHASE:
case VKD3DSIH_HS_JOIN_PHASE:
vsir_validate_dst_count(ctx, instruction, 0);
vsir_validate_src_count(ctx, instruction, 0);
if (ctx->parser->shader_version.type != VKD3D_SHADER_TYPE_HULL)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_HANDLER, "Phase instruction %#x is only valid in a hull shader.",
instruction->handler_idx);
if (ctx->depth != 0)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_INSTRUCTION_NESTING, "Phase instruction %#x must appear to top level.",
instruction->handler_idx);
ctx->phase = instruction->handler_idx;
return;
default:
break;
}
if (ctx->parser->shader_version.type == VKD3D_SHADER_TYPE_HULL &&
ctx->phase == VKD3DSIH_INVALID)
validator_error(ctx, VKD3D_SHADER_ERROR_VSIR_INVALID_HANDLER, "Instruction %#x appear before any phase instruction in a hull shader.",
instruction->handler_idx);
switch (instruction->handler_idx)
{
case VKD3DSIH_DCL_TEMPS:
@ -1720,7 +1747,11 @@ static void vsir_validate_instruction(struct validation_context *ctx)
void vsir_validate(struct vkd3d_shader_parser *parser)
{
struct validation_context ctx = { .parser = parser };
struct validation_context ctx =
{
.parser = parser,
.phase = VKD3DSIH_INVALID,
};
if (!(parser->config_flags & VKD3D_SHADER_CONFIG_FLAG_FORCE_VALIDATION))
return;