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vkd3d-shader/ir: Introduce a vsir DCE pass.

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This commit is contained in:
Elizabeth Figura
2025-03-05 14:23:40 -06:00
committed by Henri Verbeet
parent c7529028eb
commit 322c91e3f8
Notes: Henri Verbeet 2025-10-06 19:48:04 +02:00 
Approved-by: Francisco Casas (@fcasas)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1718
5 changed files with 449 additions and 4 deletions
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9
libs/vkd3d-shader/tpf.c
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@@ -4170,6 +4170,9 @@ static void tpf_handle_instruction(struct tpf_compiler *tpf, const struct vkd3d_
{
switch (ins->opcode)
{
case VSIR_OP_NOP:
break;
case VSIR_OP_DCL_CONSTANT_BUFFER:
tpf_dcl_constant_buffer(tpf, ins);
break;
@@ -4520,7 +4523,8 @@ static void tpf_write_section(struct tpf_compiler *tpf, uint32_t tag, const stru
add_section(tpf, tag, &buffer);
}
int tpf_compile(struct vsir_program *program, uint64_t config_flags, const struct vkd3d_shader_code *rdef,
int tpf_compile(struct vsir_program *program, uint64_t config_flags,
const struct vkd3d_shader_compile_info *compile_info, const struct vkd3d_shader_code *rdef,
struct vkd3d_shader_code *out, struct vkd3d_shader_message_context *message_context)
{
enum vkd3d_shader_type shader_type = program->shader_version.type;
@@ -4529,6 +4533,9 @@ int tpf_compile(struct vsir_program *program, uint64_t config_flags, const struc
size_t i;
int ret;
if ((ret = vsir_program_optimize(program, config_flags, compile_info, message_context)))
return ret;
if ((ret = vsir_allocate_temp_registers(program, message_context)))
return ret;