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vkd3d-shader/ir: Include an initial label instruction in the first control flow block.

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This commit is contained in:
Conor McCarthy
2024-01-12 13:20:32 +10:00
committed by Alexandre Julliard
parent d402804851
commit 559d9d4ee0
Notes: Alexandre Julliard 2024-01-17 22:42:55 +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/450
5 changed files with 84 additions and 26 deletions
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14
libs/vkd3d-shader/dxil.c
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@@ -4869,6 +4869,18 @@ static enum vkd3d_result sm6_parser_module_init(struct sm6_parser *sm6, const st
return VKD3D_OK;
}
static void sm6_parser_emit_label(struct sm6_parser *sm6, unsigned int label_id)
{
struct vkd3d_shader_src_param *src_param;
struct vkd3d_shader_instruction *ins;
ins = sm6_parser_add_instruction(sm6, VKD3DSIH_LABEL);
if (!(src_param = instruction_src_params_alloc(ins, 1, sm6)))
return;
vsir_src_param_init_label(src_param, label_id);
}
static bool sm6_parser_allocate_named_metadata(struct sm6_parser *sm6)
{
struct dxil_block *block;
@@ -6217,6 +6229,7 @@ static enum vkd3d_result sm6_parser_init(struct sm6_parser *sm6, const uint32_t
}
sm6->p.shader_desc.ssa_count = sm6->ssa_next_id;
sm6->p.shader_desc.block_count = 1;
if (!(fn = sm6_parser_get_function(sm6, sm6->entry_point)))
{
@@ -6227,6 +6240,7 @@ static enum vkd3d_result sm6_parser_init(struct sm6_parser *sm6, const uint32_t
}
assert(sm6->function_count == 1);
sm6_parser_emit_label(sm6, 1);
if (!sm6_block_emit_instructions(fn->blocks[0], sm6))
{
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_OUT_OF_MEMORY,