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vkd3d-shader/ir: Introduce a helper for validating IF.

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Giovanni Mascellani 2024-09-11 13:09:20 +02:00 committed by Henri Verbeet
parent 35fe5b48c8
commit af687c9522
Notes: Henri Verbeet 2024-09-13 16:05:51 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1067
1 changed files with 19 additions and 10 deletions
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29
libs/vkd3d-shader/ir.c
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@ -6147,6 +6147,16 @@ static void vsir_validate_cf_type(struct validation_context *ctx,
instruction->opcode, name_from_cf_type(ctx->program->cf_type));
}
static void vsir_validator_push_block(struct validation_context *ctx, enum vkd3d_shader_opcode opcode)
{
if (!vkd3d_array_reserve((void **)&ctx->blocks, &ctx->blocks_capacity, ctx->depth + 1, sizeof(*ctx->blocks)))
{
ctx->status = VKD3D_ERROR_OUT_OF_MEMORY;
return;
}
ctx->blocks[ctx->depth++] = opcode;
}
static void vsir_validate_dcl_temps(struct validation_context *ctx,
const struct vkd3d_shader_instruction *instruction)
{
@ -6160,6 +6170,12 @@ static void vsir_validate_dcl_temps(struct validation_context *ctx,
ctx->dcl_temps_found = true;
}
static void vsir_validate_if(struct validation_context *ctx, const struct vkd3d_shader_instruction *instruction)
{
vsir_validate_cf_type(ctx, instruction, VSIR_CF_STRUCTURED);
vsir_validator_push_block(ctx, VKD3DSIH_IF);
}
struct vsir_validator_instruction_desc
{
unsigned int dst_param_count;
@ -6170,6 +6186,7 @@ struct vsir_validator_instruction_desc
static const struct vsir_validator_instruction_desc vsir_validator_instructions[] =
{
[VKD3DSIH_DCL_TEMPS] = {0, 0, vsir_validate_dcl_temps},
[VKD3DSIH_IF] = {0, 1, vsir_validate_if},
};
static void vsir_validate_instruction(struct validation_context *ctx)
@ -6332,15 +6349,6 @@ static void vsir_validate_instruction(struct validation_context *ctx)
switch (instruction->opcode)
{
case VKD3DSIH_IF:
vsir_validate_cf_type(ctx, instruction, VSIR_CF_STRUCTURED);
vsir_validate_dst_count(ctx, instruction, 0);
vsir_validate_src_count(ctx, instruction, 1);
if (!vkd3d_array_reserve((void **)&ctx->blocks, &ctx->blocks_capacity, ctx->depth + 1, sizeof(*ctx->blocks)))
return;
ctx->blocks[ctx->depth++] = instruction->opcode;
break;
case VKD3DSIH_IFC:
vsir_validate_cf_type(ctx, instruction, VSIR_CF_STRUCTURED);
vsir_validate_dst_count(ctx, instruction, 0);
@ -6608,7 +6616,8 @@ enum vkd3d_result vsir_program_validate(struct vsir_program *program, uint64_t c
if (!(ctx.ssas = vkd3d_calloc(ctx.program->ssa_count, sizeof(*ctx.ssas))))
goto fail;
for (ctx.instruction_idx = 0; ctx.instruction_idx < program->instructions.count; ++ctx.instruction_idx)
for (ctx.instruction_idx = 0; ctx.instruction_idx < program->instructions.count
&& ctx.status != VKD3D_ERROR_OUT_OF_MEMORY; ++ctx.instruction_idx)
vsir_validate_instruction(&ctx);
ctx.invalid_instruction_idx = true;