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radeonsi/gfx10: implement Wave32

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Acked-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
This commit is contained in:
Marek Olšák
2019-07-12 17:37:29 -04:00
parent 54e6900ede
commit 88efb63caf
15 changed files with 144 additions and 71 deletions
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6
src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
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@@ -44,7 +44,7 @@ static LLVMValueRef get_thread_id_in_tg(struct si_shader_context *ctx)
LLVMBuilderRef builder = ctx->ac.builder; LLVMBuilderRef builder = ctx->ac.builder;
LLVMValueRef tmp; LLVMValueRef tmp;
tmp = LLVMBuildMul(builder, get_wave_id_in_tg(ctx), tmp = LLVMBuildMul(builder, get_wave_id_in_tg(ctx),
LLVMConstInt(ctx->ac.i32, 64, false), ""); LLVMConstInt(ctx->ac.i32, ctx->ac.wave_size, false), "");
return LLVMBuildAdd(builder, tmp, ac_get_thread_id(&ctx->ac), ""); return LLVMBuildAdd(builder, tmp, ac_get_thread_id(&ctx->ac), "");
} }
@@ -1047,7 +1047,7 @@ void gfx10_ngg_gs_emit_epilogue(struct si_shader_context *ctx)
LLVMValueRef numprims = LLVMValueRef numprims =
LLVMBuildLoad(builder, ctx->gs_generated_prims[stream], ""); LLVMBuildLoad(builder, ctx->gs_generated_prims[stream], "");
numprims = ac_build_reduce(&ctx->ac, numprims, nir_op_iadd, 64); numprims = ac_build_reduce(&ctx->ac, numprims, nir_op_iadd, ctx->ac.wave_size);
tmp = LLVMBuildICmp(builder, LLVMIntEQ, ac_get_thread_id(&ctx->ac), ctx->i32_0, ""); tmp = LLVMBuildICmp(builder, LLVMIntEQ, ac_get_thread_id(&ctx->ac), ctx->i32_0, "");
ac_build_ifcc(&ctx->ac, tmp, 5105); ac_build_ifcc(&ctx->ac, tmp, 5105);
@@ -1423,7 +1423,7 @@ void gfx10_ngg_calculate_subgroup_info(struct si_shader *shader)
/* Round up towards full wave sizes for better ALU utilization. */ /* Round up towards full wave sizes for better ALU utilization. */
if (!max_vert_out_per_gs_instance) { if (!max_vert_out_per_gs_instance) {
const unsigned wavesize = 64; const unsigned wavesize = gs_sel->screen->ge_wave_size;
unsigned orig_max_esverts; unsigned orig_max_esverts;
unsigned orig_max_gsprims; unsigned orig_max_gsprims;
do { do {

12
src/gallium/drivers/radeonsi/si_compute.c
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@@ -68,7 +68,7 @@ static const amd_kernel_code_t *si_compute_get_code_object(
if (!ac_rtld_open(&rtld, (struct ac_rtld_open_info){ if (!ac_rtld_open(&rtld, (struct ac_rtld_open_info){
.info = &sel->screen->info, .info = &sel->screen->info,
.shader_type = MESA_SHADER_COMPUTE, .shader_type = MESA_SHADER_COMPUTE,
.wave_size = 64, .wave_size = sel->screen->compute_wave_size,
.num_parts = 1, .num_parts = 1,
.elf_ptrs = &program->shader.binary.elf_buffer, .elf_ptrs = &program->shader.binary.elf_buffer,
.elf_sizes = &program->shader.binary.elf_size })) .elf_sizes = &program->shader.binary.elf_size }))
@@ -127,7 +127,7 @@ static void si_create_compute_state_async(void *job, int thread_index)
si_nir_opts(sel->nir); si_nir_opts(sel->nir);
si_nir_scan_shader(sel->nir, &sel->info); si_nir_scan_shader(sel->nir, &sel->info);
si_lower_nir(sel); si_lower_nir(sel, sscreen->compute_wave_size);
} }
/* Store the declared LDS size into tgsi_shader_info for the shader /* Store the declared LDS size into tgsi_shader_info for the shader
@@ -178,7 +178,8 @@ static void si_create_compute_state_async(void *job, int thread_index)
program->num_cs_user_data_dwords; program->num_cs_user_data_dwords;
shader->config.rsrc1 = shader->config.rsrc1 =
S_00B848_VGPRS((shader->config.num_vgprs - 1) / 4) | S_00B848_VGPRS((shader->config.num_vgprs - 1) /
(sscreen->compute_wave_size == 32 ? 8 : 4)) |
S_00B848_DX10_CLAMP(1) | S_00B848_DX10_CLAMP(1) |
S_00B848_MEM_ORDERED(sscreen->info.chip_class >= GFX10) | S_00B848_MEM_ORDERED(sscreen->info.chip_class >= GFX10) |
S_00B848_WGP_MODE(sscreen->info.chip_class >= GFX10) | S_00B848_WGP_MODE(sscreen->info.chip_class >= GFX10) |
@@ -746,7 +747,7 @@ static void si_emit_dispatch_packets(struct si_context *sctx,
unsigned threads_per_threadgroup = unsigned threads_per_threadgroup =
info->block[0] * info->block[1] * info->block[2]; info->block[0] * info->block[1] * info->block[2];
unsigned waves_per_threadgroup = unsigned waves_per_threadgroup =
DIV_ROUND_UP(threads_per_threadgroup, 64); DIV_ROUND_UP(threads_per_threadgroup, sscreen->compute_wave_size);
unsigned threadgroups_per_cu = 1; unsigned threadgroups_per_cu = 1;
if (sctx->chip_class >= GFX10 && waves_per_threadgroup == 1) if (sctx->chip_class >= GFX10 && waves_per_threadgroup == 1)
@@ -763,7 +764,8 @@ static void si_emit_dispatch_packets(struct si_context *sctx,
S_00B800_FORCE_START_AT_000(1) | S_00B800_FORCE_START_AT_000(1) |
/* If the KMD allows it (there is a KMD hw register for it), /* If the KMD allows it (there is a KMD hw register for it),
* allow launching waves out-of-order. (same as Vulkan) */ * allow launching waves out-of-order. (same as Vulkan) */
S_00B800_ORDER_MODE(sctx->chip_class >= GFX7); S_00B800_ORDER_MODE(sctx->chip_class >= GFX7) |
S_00B800_CS_W32_EN(sscreen->compute_wave_size == 32);
const uint *last_block = info->last_block; const uint *last_block = info->last_block;
bool partial_block_en = last_block[0] || last_block[1] || last_block[2]; bool partial_block_en = last_block[0] || last_block[1] || last_block[2];

5
src/gallium/drivers/radeonsi/si_compute_blit.c
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@@ -117,13 +117,14 @@ static void si_compute_do_clear_or_copy(struct si_context *sctx,
SI_COMPUTE_CLEAR_DW_PER_THREAD; SI_COMPUTE_CLEAR_DW_PER_THREAD;
unsigned instructions_per_thread = MAX2(1, dwords_per_thread / 4); unsigned instructions_per_thread = MAX2(1, dwords_per_thread / 4);
unsigned dwords_per_instruction = dwords_per_thread / instructions_per_thread; unsigned dwords_per_instruction = dwords_per_thread / instructions_per_thread;
unsigned dwords_per_wave = dwords_per_thread * 64; unsigned wave_size = sctx->screen->compute_wave_size;
unsigned dwords_per_wave = dwords_per_thread * wave_size;
unsigned num_dwords = size / 4; unsigned num_dwords = size / 4;
unsigned num_instructions = DIV_ROUND_UP(num_dwords, dwords_per_instruction); unsigned num_instructions = DIV_ROUND_UP(num_dwords, dwords_per_instruction);
struct pipe_grid_info info = {}; struct pipe_grid_info info = {};
info.block[0] = MIN2(64, num_instructions); info.block[0] = MIN2(wave_size, num_instructions);
info.block[1] = 1; info.block[1] = 1;
info.block[2] = 1; info.block[2] = 1;
info.grid[0] = DIV_ROUND_UP(num_dwords, dwords_per_wave); info.grid[0] = DIV_ROUND_UP(num_dwords, dwords_per_wave);

16
src/gallium/drivers/radeonsi/si_debug.c
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@@ -939,12 +939,13 @@ static void si_add_split_disasm(struct si_screen *screen,
uint64_t *addr, uint64_t *addr,
unsigned *num, unsigned *num,
struct si_shader_inst *instructions, struct si_shader_inst *instructions,
enum pipe_shader_type shader_type) enum pipe_shader_type shader_type,
unsigned wave_size)
{ {
if (!ac_rtld_open(rtld_binary, (struct ac_rtld_open_info){ if (!ac_rtld_open(rtld_binary, (struct ac_rtld_open_info){
.info = &screen->info, .info = &screen->info,
.shader_type = tgsi_processor_to_shader_stage(shader_type), .shader_type = tgsi_processor_to_shader_stage(shader_type),
.wave_size = 64, .wave_size = wave_size,
.num_parts = 1, .num_parts = 1,
.elf_ptrs = &binary->elf_buffer, .elf_ptrs = &binary->elf_buffer,
.elf_sizes = &binary->elf_size })) .elf_sizes = &binary->elf_size }))
@@ -1016,27 +1017,28 @@ static void si_print_annotated_shader(struct si_shader *shader,
*/ */
unsigned num_inst = 0; unsigned num_inst = 0;
uint64_t inst_addr = start_addr; uint64_t inst_addr = start_addr;
unsigned wave_size = si_get_shader_wave_size(shader);
struct ac_rtld_binary rtld_binaries[5] = {}; struct ac_rtld_binary rtld_binaries[5] = {};
struct si_shader_inst *instructions = struct si_shader_inst *instructions =
calloc(shader->bo->b.b.width0 / 4, sizeof(struct si_shader_inst)); calloc(shader->bo->b.b.width0 / 4, sizeof(struct si_shader_inst));
if (shader->prolog) { if (shader->prolog) {
si_add_split_disasm(screen, &rtld_binaries[0], &shader->prolog->binary, si_add_split_disasm(screen, &rtld_binaries[0], &shader->prolog->binary,
&inst_addr, &num_inst, instructions, shader_type); &inst_addr, &num_inst, instructions, shader_type, wave_size);
} }
if (shader->previous_stage) { if (shader->previous_stage) {
si_add_split_disasm(screen, &rtld_binaries[1], &shader->previous_stage->binary, si_add_split_disasm(screen, &rtld_binaries[1], &shader->previous_stage->binary,
&inst_addr, &num_inst, instructions, shader_type); &inst_addr, &num_inst, instructions, shader_type, wave_size);
} }
if (shader->prolog2) { if (shader->prolog2) {
si_add_split_disasm(screen, &rtld_binaries[2], &shader->prolog2->binary, si_add_split_disasm(screen, &rtld_binaries[2], &shader->prolog2->binary,
&inst_addr, &num_inst, instructions, shader_type); &inst_addr, &num_inst, instructions, shader_type, wave_size);
} }
si_add_split_disasm(screen, &rtld_binaries[3], &shader->binary, si_add_split_disasm(screen, &rtld_binaries[3], &shader->binary,
&inst_addr, &num_inst, instructions, shader_type); &inst_addr, &num_inst, instructions, shader_type, wave_size);
if (shader->epilog) { if (shader->epilog) {
si_add_split_disasm(screen, &rtld_binaries[4], &shader->epilog->binary, si_add_split_disasm(screen, &rtld_binaries[4], &shader->epilog->binary,
&inst_addr, &num_inst, instructions, shader_type); &inst_addr, &num_inst, instructions, shader_type, wave_size);
} }
fprintf(f, COLOR_YELLOW "%s - annotated disassembly:" COLOR_RESET "\n", fprintf(f, COLOR_YELLOW "%s - annotated disassembly:" COLOR_RESET "\n",

2
src/gallium/drivers/radeonsi/si_get.c
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@@ -883,7 +883,7 @@ static int si_get_compute_param(struct pipe_screen *screen,
case PIPE_COMPUTE_CAP_SUBGROUP_SIZE: case PIPE_COMPUTE_CAP_SUBGROUP_SIZE:
if (ret) { if (ret) {
uint32_t *subgroup_size = ret; uint32_t *subgroup_size = ret;
*subgroup_size = 64; *subgroup_size = sscreen->compute_wave_size;
} }
return sizeof(uint32_t); return sizeof(uint32_t);
case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK: case PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK:

6
src/gallium/drivers/radeonsi/si_pipe.c
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@@ -137,6 +137,8 @@ static void si_init_compiler(struct si_screen *sscreen,
ac_init_llvm_compiler(compiler, sscreen->info.family, tm_options); ac_init_llvm_compiler(compiler, sscreen->info.family, tm_options);
compiler->passes = ac_create_llvm_passes(compiler->tm); compiler->passes = ac_create_llvm_passes(compiler->tm);
if (compiler->tm_wave32)
compiler->passes_wave32 = ac_create_llvm_passes(compiler->tm_wave32);
if (compiler->low_opt_tm) if (compiler->low_opt_tm)
compiler->low_opt_passes = ac_create_llvm_passes(compiler->low_opt_tm); compiler->low_opt_passes = ac_create_llvm_passes(compiler->low_opt_tm);
} }
@@ -1212,6 +1214,10 @@ radeonsi_screen_create_impl(struct radeon_winsys *ws,
for (i = 0; i < num_comp_lo_threads; i++) for (i = 0; i < num_comp_lo_threads; i++)
si_init_compiler(sscreen, &sscreen->compiler_lowp[i]); si_init_compiler(sscreen, &sscreen->compiler_lowp[i]);
sscreen->ge_wave_size = 64;
sscreen->ps_wave_size = 64;
sscreen->compute_wave_size = 64;
/* Create the auxiliary context. This must be done last. */ /* Create the auxiliary context. This must be done last. */
sscreen->aux_context = si_create_context( sscreen->aux_context = si_create_context(
&sscreen->b, sscreen->options.aux_debug ? PIPE_CONTEXT_DEBUG : 0); &sscreen->b, sscreen->options.aux_debug ? PIPE_CONTEXT_DEBUG : 0);

24
src/gallium/drivers/radeonsi/si_pipe.h
View File

@@ -602,6 +602,10 @@ struct si_screen {
/* Use at most 2 low priority threads on quadcore and better. /* Use at most 2 low priority threads on quadcore and better.
* We want to minimize the impact on multithreaded Mesa. */ * We want to minimize the impact on multithreaded Mesa. */
struct ac_llvm_compiler compiler_lowp[10]; struct ac_llvm_compiler compiler_lowp[10];
unsigned compute_wave_size;
unsigned ps_wave_size;
unsigned ge_wave_size;
}; };
struct si_blend_color { struct si_blend_color {
@@ -1889,6 +1893,26 @@ static inline bool si_compute_prim_discard_enabled(struct si_context *sctx)
return sctx->prim_discard_vertex_count_threshold != UINT_MAX; return sctx->prim_discard_vertex_count_threshold != UINT_MAX;
} }
static inline unsigned si_get_wave_size(struct si_screen *sscreen,
enum pipe_shader_type shader_type,
bool ngg)
{
if (shader_type == PIPE_SHADER_COMPUTE)
return sscreen->compute_wave_size;
else if (shader_type == PIPE_SHADER_FRAGMENT)
return sscreen->ps_wave_size;
else if (shader_type == PIPE_SHADER_GEOMETRY && !ngg) /* legacy GS only supports Wave64 */
return 64;
else
return sscreen->ge_wave_size;
}
static inline unsigned si_get_shader_wave_size(struct si_shader *shader)
{
return si_get_wave_size(shader->selector->screen, shader->selector->type,
shader->key.as_ngg);
}
#define PRINT_ERR(fmt, args...) \ #define PRINT_ERR(fmt, args...) \
fprintf(stderr, "EE %s:%d %s - " fmt, __FILE__, __LINE__, __func__, ##args) fprintf(stderr, "EE %s:%d %s - " fmt, __FILE__, __LINE__, __func__, ##args)

62
src/gallium/drivers/radeonsi/si_shader.c
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@@ -49,7 +49,8 @@ static const char scratch_rsrc_dword1_symbol[] =
static void si_init_shader_ctx(struct si_shader_context *ctx, static void si_init_shader_ctx(struct si_shader_context *ctx,
struct si_screen *sscreen, struct si_screen *sscreen,
struct ac_llvm_compiler *compiler); struct ac_llvm_compiler *compiler,
unsigned wave_size);
static void si_llvm_emit_barrier(const struct lp_build_tgsi_action *action, static void si_llvm_emit_barrier(const struct lp_build_tgsi_action *action,
struct lp_build_tgsi_context *bld_base, struct lp_build_tgsi_context *bld_base,
@@ -2168,7 +2169,7 @@ void si_load_system_value(struct si_shader_context *ctx,
break; break;
case TGSI_SEMANTIC_SUBGROUP_SIZE: case TGSI_SEMANTIC_SUBGROUP_SIZE:
value = LLVMConstInt(ctx->i32, 64, 0); value = LLVMConstInt(ctx->i32, ctx->ac.wave_size, 0);
break; break;
case TGSI_SEMANTIC_SUBGROUP_INVOCATION: case TGSI_SEMANTIC_SUBGROUP_INVOCATION:
@@ -3555,7 +3556,7 @@ static void si_llvm_emit_es_epilogue(struct ac_shader_abi *abi,
LLVMValueRef wave_idx = si_unpack_param(ctx, ctx->param_merged_wave_info, 24, 4); LLVMValueRef wave_idx = si_unpack_param(ctx, ctx->param_merged_wave_info, 24, 4);
vertex_idx = LLVMBuildOr(ctx->ac.builder, vertex_idx, vertex_idx = LLVMBuildOr(ctx->ac.builder, vertex_idx,
LLVMBuildMul(ctx->ac.builder, wave_idx, LLVMBuildMul(ctx->ac.builder, wave_idx,
LLVMConstInt(ctx->i32, 64, false), ""), ""); LLVMConstInt(ctx->i32, ctx->ac.wave_size, false), ""), "");
lds_base = LLVMBuildMul(ctx->ac.builder, vertex_idx, lds_base = LLVMBuildMul(ctx->ac.builder, vertex_idx,
LLVMConstInt(ctx->i32, itemsize_dw, 0), ""); LLVMConstInt(ctx->i32, itemsize_dw, 0), "");
} }
@@ -5137,14 +5138,14 @@ static void preload_ring_buffers(struct si_shader_context *ctx)
/* Limit on the stride field for <= GFX7. */ /* Limit on the stride field for <= GFX7. */
assert(stride < (1 << 14)); assert(stride < (1 << 14));
num_records = 64; num_records = ctx->ac.wave_size;
ring = LLVMBuildBitCast(builder, base_ring, v2i64, ""); ring = LLVMBuildBitCast(builder, base_ring, v2i64, "");
tmp = LLVMBuildExtractElement(builder, ring, ctx->i32_0, ""); tmp = LLVMBuildExtractElement(builder, ring, ctx->i32_0, "");
tmp = LLVMBuildAdd(builder, tmp, tmp = LLVMBuildAdd(builder, tmp,
LLVMConstInt(ctx->i64, LLVMConstInt(ctx->i64,
stream_offset, 0), ""); stream_offset, 0), "");
stream_offset += stride * 64; stream_offset += stride * ctx->ac.wave_size;
ring = LLVMBuildInsertElement(builder, ring, tmp, ctx->i32_0, ""); ring = LLVMBuildInsertElement(builder, ring, tmp, ctx->i32_0, "");
ring = LLVMBuildBitCast(builder, ring, ctx->v4i32, ""); ring = LLVMBuildBitCast(builder, ring, ctx->v4i32, "");
@@ -5270,7 +5271,7 @@ static bool si_shader_binary_open(struct si_screen *screen,
.halt_at_entry = screen->options.halt_shaders, .halt_at_entry = screen->options.halt_shaders,
}, },
.shader_type = tgsi_processor_to_shader_stage(sel->type), .shader_type = tgsi_processor_to_shader_stage(sel->type),
.wave_size = 64, .wave_size = si_get_shader_wave_size(shader),
.num_parts = num_parts, .num_parts = num_parts,
.elf_ptrs = part_elfs, .elf_ptrs = part_elfs,
.elf_sizes = part_sizes, .elf_sizes = part_sizes,
@@ -5357,6 +5358,7 @@ bool si_shader_binary_upload(struct si_screen *sscreen, struct si_shader *shader
static void si_shader_dump_disassembly(struct si_screen *screen, static void si_shader_dump_disassembly(struct si_screen *screen,
const struct si_shader_binary *binary, const struct si_shader_binary *binary,
enum pipe_shader_type shader_type, enum pipe_shader_type shader_type,
unsigned wave_size,
struct pipe_debug_callback *debug, struct pipe_debug_callback *debug,
const char *name, FILE *file) const char *name, FILE *file)
{ {
@@ -5365,7 +5367,7 @@ static void si_shader_dump_disassembly(struct si_screen *screen,
if (!ac_rtld_open(&rtld_binary, (struct ac_rtld_open_info){ if (!ac_rtld_open(&rtld_binary, (struct ac_rtld_open_info){
.info = &screen->info, .info = &screen->info,
.shader_type = tgsi_processor_to_shader_stage(shader_type), .shader_type = tgsi_processor_to_shader_stage(shader_type),
.wave_size = 64, .wave_size = wave_size,
.num_parts = 1, .num_parts = 1,
.elf_ptrs = &binary->elf_buffer, .elf_ptrs = &binary->elf_buffer,
.elf_sizes = &binary->elf_size })) .elf_sizes = &binary->elf_size }))
@@ -5449,7 +5451,8 @@ static void si_calculate_max_simd_waves(struct si_shader *shader)
unsigned max_workgroup_size = unsigned max_workgroup_size =
si_get_max_workgroup_size(shader); si_get_max_workgroup_size(shader);
lds_per_wave = (conf->lds_size * lds_increment) / lds_per_wave = (conf->lds_size * lds_increment) /
DIV_ROUND_UP(max_workgroup_size, 64); DIV_ROUND_UP(max_workgroup_size,
sscreen->compute_wave_size);
} }
break; break;
default:; default:;
@@ -5482,6 +5485,7 @@ void si_shader_dump_stats_for_shader_db(struct si_screen *screen,
if (screen->options.debug_disassembly) if (screen->options.debug_disassembly)
si_shader_dump_disassembly(screen, &shader->binary, si_shader_dump_disassembly(screen, &shader->binary,
shader->selector->type, shader->selector->type,
si_get_shader_wave_size(shader),
debug, "main", NULL); debug, "main", NULL);
pipe_debug_message(debug, SHADER_INFO, pipe_debug_message(debug, SHADER_INFO,
@@ -5594,23 +5598,26 @@ void si_shader_dump(struct si_screen *sscreen, struct si_shader *shader,
if (!check_debug_option || if (!check_debug_option ||
(si_can_dump_shader(sscreen, shader_type) && (si_can_dump_shader(sscreen, shader_type) &&
!(sscreen->debug_flags & DBG(NO_ASM)))) { !(sscreen->debug_flags & DBG(NO_ASM)))) {
unsigned wave_size = si_get_shader_wave_size(shader);
fprintf(file, "\n%s:\n", si_get_shader_name(shader)); fprintf(file, "\n%s:\n", si_get_shader_name(shader));
if (shader->prolog) if (shader->prolog)
si_shader_dump_disassembly(sscreen, &shader->prolog->binary, si_shader_dump_disassembly(sscreen, &shader->prolog->binary,
shader_type, debug, "prolog", file); shader_type, wave_size, debug, "prolog", file);
if (shader->previous_stage) if (shader->previous_stage)
si_shader_dump_disassembly(sscreen, &shader->previous_stage->binary, si_shader_dump_disassembly(sscreen, &shader->previous_stage->binary,
shader_type, debug, "previous stage", file); shader_type, wave_size, debug, "previous stage", file);
if (shader->prolog2) if (shader->prolog2)
si_shader_dump_disassembly(sscreen, &shader->prolog2->binary, si_shader_dump_disassembly(sscreen, &shader->prolog2->binary,
shader_type, debug, "prolog2", file); shader_type, wave_size, debug, "prolog2", file);
si_shader_dump_disassembly(sscreen, &shader->binary, shader_type, debug, "main", file); si_shader_dump_disassembly(sscreen, &shader->binary, shader_type,
wave_size, debug, "main", file);
if (shader->epilog) if (shader->epilog)
si_shader_dump_disassembly(sscreen, &shader->epilog->binary, si_shader_dump_disassembly(sscreen, &shader->epilog->binary,
shader_type, debug, "epilog", file); shader_type, wave_size, debug, "epilog", file);
fprintf(file, "\n"); fprintf(file, "\n");
} }
@@ -5624,6 +5631,7 @@ static int si_compile_llvm(struct si_screen *sscreen,
LLVMModuleRef mod, LLVMModuleRef mod,
struct pipe_debug_callback *debug, struct pipe_debug_callback *debug,
enum pipe_shader_type shader_type, enum pipe_shader_type shader_type,
unsigned wave_size,
const char *name, const char *name,
bool less_optimized) bool less_optimized)
{ {
@@ -5647,7 +5655,7 @@ static int si_compile_llvm(struct si_screen *sscreen,
if (!si_replace_shader(count, binary)) { if (!si_replace_shader(count, binary)) {
unsigned r = si_llvm_compile(mod, binary, compiler, debug, unsigned r = si_llvm_compile(mod, binary, compiler, debug,
less_optimized); less_optimized, wave_size);
if (r) if (r)
return r; return r;
} }
@@ -5656,7 +5664,7 @@ static int si_compile_llvm(struct si_screen *sscreen,
if (!ac_rtld_open(&rtld, (struct ac_rtld_open_info){ if (!ac_rtld_open(&rtld, (struct ac_rtld_open_info){
.info = &sscreen->info, .info = &sscreen->info,
.shader_type = tgsi_processor_to_shader_stage(shader_type), .shader_type = tgsi_processor_to_shader_stage(shader_type),
.wave_size = 64, .wave_size = wave_size,
.num_parts = 1, .num_parts = 1,
.elf_ptrs = &binary->elf_buffer, .elf_ptrs = &binary->elf_buffer,
.elf_sizes = &binary->elf_size })) .elf_sizes = &binary->elf_size }))
@@ -5718,7 +5726,8 @@ si_generate_gs_copy_shader(struct si_screen *sscreen,
shader->selector = gs_selector; shader->selector = gs_selector;
shader->is_gs_copy_shader = true; shader->is_gs_copy_shader = true;
si_init_shader_ctx(&ctx, sscreen, compiler); si_init_shader_ctx(&ctx, sscreen, compiler,
si_get_wave_size(sscreen, PIPE_SHADER_VERTEX, false));
ctx.shader = shader; ctx.shader = shader;
ctx.type = PIPE_SHADER_VERTEX; ctx.type = PIPE_SHADER_VERTEX;
@@ -5817,7 +5826,7 @@ si_generate_gs_copy_shader(struct si_screen *sscreen,
if (si_compile_llvm(sscreen, &ctx.shader->binary, if (si_compile_llvm(sscreen, &ctx.shader->binary,
&ctx.shader->config, ctx.compiler, &ctx.shader->config, ctx.compiler,
ctx.ac.module, ctx.ac.module,
debug, PIPE_SHADER_GEOMETRY, debug, PIPE_SHADER_GEOMETRY, ctx.ac.wave_size,
"GS Copy Shader", false) == 0) { "GS Copy Shader", false) == 0) {
if (si_can_dump_shader(sscreen, PIPE_SHADER_GEOMETRY)) if (si_can_dump_shader(sscreen, PIPE_SHADER_GEOMETRY))
fprintf(stderr, "GS Copy Shader:\n"); fprintf(stderr, "GS Copy Shader:\n");
@@ -5972,11 +5981,12 @@ static void si_dump_shader_key(const struct si_shader *shader, FILE *f)
static void si_init_shader_ctx(struct si_shader_context *ctx, static void si_init_shader_ctx(struct si_shader_context *ctx,
struct si_screen *sscreen, struct si_screen *sscreen,
struct ac_llvm_compiler *compiler) struct ac_llvm_compiler *compiler,
unsigned wave_size)
{ {
struct lp_build_tgsi_context *bld_base; struct lp_build_tgsi_context *bld_base;
si_llvm_context_init(ctx, sscreen, compiler); si_llvm_context_init(ctx, sscreen, compiler, wave_size);
bld_base = &ctx->bld_base; bld_base = &ctx->bld_base;
bld_base->emit_fetch_funcs[TGSI_FILE_CONSTANT] = fetch_constant; bld_base->emit_fetch_funcs[TGSI_FILE_CONSTANT] = fetch_constant;
@@ -6917,7 +6927,7 @@ int si_compile_tgsi_shader(struct si_screen *sscreen,
si_dump_streamout(&sel->so); si_dump_streamout(&sel->so);
} }
si_init_shader_ctx(&ctx, sscreen, compiler); si_init_shader_ctx(&ctx, sscreen, compiler, si_get_shader_wave_size(shader));
si_llvm_context_set_tgsi(&ctx, shader); si_llvm_context_set_tgsi(&ctx, shader);
memset(shader->info.vs_output_param_offset, AC_EXP_PARAM_UNDEFINED, memset(shader->info.vs_output_param_offset, AC_EXP_PARAM_UNDEFINED,
@@ -7133,7 +7143,7 @@ int si_compile_tgsi_shader(struct si_screen *sscreen,
/* Compile to bytecode. */ /* Compile to bytecode. */
r = si_compile_llvm(sscreen, &shader->binary, &shader->config, compiler, r = si_compile_llvm(sscreen, &shader->binary, &shader->config, compiler,
ctx.ac.module, debug, ctx.type, ctx.ac.module, debug, ctx.type, ctx.ac.wave_size,
si_get_shader_name(shader), si_get_shader_name(shader),
si_should_optimize_less(compiler, shader->selector)); si_should_optimize_less(compiler, shader->selector));
si_llvm_dispose(&ctx); si_llvm_dispose(&ctx);
@@ -7146,7 +7156,7 @@ int si_compile_tgsi_shader(struct si_screen *sscreen,
* LLVM 3.9svn has this bug. * LLVM 3.9svn has this bug.
*/ */
if (sel->type == PIPE_SHADER_COMPUTE) { if (sel->type == PIPE_SHADER_COMPUTE) {
unsigned wave_size = 64; unsigned wave_size = sscreen->compute_wave_size;
unsigned max_vgprs = 256; unsigned max_vgprs = 256;
unsigned max_sgprs = sscreen->info.chip_class >= GFX8 ? 800 : 512; unsigned max_sgprs = sscreen->info.chip_class >= GFX8 ? 800 : 512;
unsigned max_sgprs_per_wave = 128; unsigned max_sgprs_per_wave = 128;
@@ -7294,7 +7304,8 @@ si_get_shader_part(struct si_screen *sscreen,
} }
struct si_shader_context ctx; struct si_shader_context ctx;
si_init_shader_ctx(&ctx, sscreen, compiler); si_init_shader_ctx(&ctx, sscreen, compiler,
si_get_wave_size(sscreen, type, shader.key.as_ngg));
ctx.shader = &shader; ctx.shader = &shader;
ctx.type = type; ctx.type = type;
@@ -7304,7 +7315,8 @@ si_get_shader_part(struct si_screen *sscreen,
si_llvm_optimize_module(&ctx); si_llvm_optimize_module(&ctx);
if (si_compile_llvm(sscreen, &result->binary, &result->config, compiler, if (si_compile_llvm(sscreen, &result->binary, &result->config, compiler,
ctx.ac.module, debug, ctx.type, name, false)) { ctx.ac.module, debug, ctx.type, ctx.ac.wave_size,
name, false)) {
FREE(result); FREE(result);
result = NULL; result = NULL;
goto out; goto out;
@@ -8224,7 +8236,7 @@ static void si_fix_resource_usage(struct si_screen *sscreen,
shader->config.num_sgprs = MAX2(shader->config.num_sgprs, min_sgprs); shader->config.num_sgprs = MAX2(shader->config.num_sgprs, min_sgprs);
if (shader->selector->type == PIPE_SHADER_COMPUTE && if (shader->selector->type == PIPE_SHADER_COMPUTE &&
si_get_max_workgroup_size(shader) > 64) { si_get_max_workgroup_size(shader) > sscreen->compute_wave_size) {
si_multiwave_lds_size_workaround(sscreen, si_multiwave_lds_size_workaround(sscreen,
&shader->config.lds_size); &shader->config.lds_size);
} }

2
src/gallium/drivers/radeonsi/si_shader.h
View File

@@ -772,7 +772,7 @@ void si_nir_scan_shader(const struct nir_shader *nir,
struct tgsi_shader_info *info); struct tgsi_shader_info *info);
void si_nir_scan_tess_ctrl(const struct nir_shader *nir, void si_nir_scan_tess_ctrl(const struct nir_shader *nir,
struct tgsi_tessctrl_info *out); struct tgsi_tessctrl_info *out);
void si_lower_nir(struct si_shader_selector *sel); void si_lower_nir(struct si_shader_selector *sel, unsigned wave_size);
void si_nir_opts(struct nir_shader *nir); void si_nir_opts(struct nir_shader *nir);
/* si_state_shaders.c */ /* si_state_shaders.c */

5
src/gallium/drivers/radeonsi/si_shader_internal.h
View File

@@ -263,7 +263,7 @@ void si_create_function(struct si_shader_context *ctx,
unsigned si_llvm_compile(LLVMModuleRef M, struct si_shader_binary *binary, unsigned si_llvm_compile(LLVMModuleRef M, struct si_shader_binary *binary,
struct ac_llvm_compiler *compiler, struct ac_llvm_compiler *compiler,
struct pipe_debug_callback *debug, struct pipe_debug_callback *debug,
bool less_optimized); bool less_optimized, unsigned wave_size);
LLVMTypeRef tgsi2llvmtype(struct lp_build_tgsi_context *bld_base, LLVMTypeRef tgsi2llvmtype(struct lp_build_tgsi_context *bld_base,
enum tgsi_opcode_type type); enum tgsi_opcode_type type);
@@ -277,7 +277,8 @@ LLVMValueRef si_llvm_bound_index(struct si_shader_context *ctx,
void si_llvm_context_init(struct si_shader_context *ctx, void si_llvm_context_init(struct si_shader_context *ctx,
struct si_screen *sscreen, struct si_screen *sscreen,
struct ac_llvm_compiler *compiler); struct ac_llvm_compiler *compiler,
unsigned wave_size);
void si_llvm_context_set_tgsi(struct si_shader_context *ctx, void si_llvm_context_set_tgsi(struct si_shader_context *ctx,
struct si_shader *shader); struct si_shader *shader);

6
src/gallium/drivers/radeonsi/si_shader_nir.c
View File

@@ -901,7 +901,7 @@ si_nir_lower_color(nir_shader *nir)
* selector is created. * selector is created.
*/ */
void void
si_lower_nir(struct si_shader_selector* sel) si_lower_nir(struct si_shader_selector* sel, unsigned wave_size)
{ {
/* Adjust the driver location of inputs and outputs. The state tracker /* Adjust the driver location of inputs and outputs. The state tracker
* interprets them as slots, while the ac/nir backend interprets them * interprets them as slots, while the ac/nir backend interprets them
@@ -956,8 +956,8 @@ si_lower_nir(struct si_shader_selector* sel)
NIR_PASS_V(sel->nir, nir_lower_tex, &lower_tex_options); NIR_PASS_V(sel->nir, nir_lower_tex, &lower_tex_options);
const nir_lower_subgroups_options subgroups_options = { const nir_lower_subgroups_options subgroups_options = {
.subgroup_size = 64, .subgroup_size = wave_size,
.ballot_bit_size = 64, .ballot_bit_size = wave_size,
.lower_to_scalar = true, .lower_to_scalar = true,
.lower_subgroup_masks = true, .lower_subgroup_masks = true,
.lower_vote_trivial = false, .lower_vote_trivial = false,

17
src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
View File

@@ -83,11 +83,15 @@ static void si_diagnostic_handler(LLVMDiagnosticInfoRef di, void *context)
unsigned si_llvm_compile(LLVMModuleRef M, struct si_shader_binary *binary, unsigned si_llvm_compile(LLVMModuleRef M, struct si_shader_binary *binary,
struct ac_llvm_compiler *compiler, struct ac_llvm_compiler *compiler,
struct pipe_debug_callback *debug, struct pipe_debug_callback *debug,
bool less_optimized) bool less_optimized, unsigned wave_size)
{ {
struct ac_compiler_passes *passes = struct ac_compiler_passes *passes = compiler->passes;
less_optimized && compiler->low_opt_passes ?
compiler->low_opt_passes : compiler->passes; if (wave_size == 32)
passes = compiler->passes_wave32;
else if (less_optimized && compiler->low_opt_passes)
passes = compiler->low_opt_passes;
struct si_llvm_diagnostics diag; struct si_llvm_diagnostics diag;
LLVMContextRef llvm_ctx; LLVMContextRef llvm_ctx;
@@ -949,7 +953,8 @@ static void emit_immediate(struct lp_build_tgsi_context *bld_base,
void si_llvm_context_init(struct si_shader_context *ctx, void si_llvm_context_init(struct si_shader_context *ctx,
struct si_screen *sscreen, struct si_screen *sscreen,
struct ac_llvm_compiler *compiler) struct ac_llvm_compiler *compiler,
unsigned wave_size)
{ {
struct lp_type type; struct lp_type type;
@@ -968,7 +973,7 @@ void si_llvm_context_init(struct si_shader_context *ctx,
AC_FLOAT_MODE_NO_SIGNED_ZEROS_FP_MATH; AC_FLOAT_MODE_NO_SIGNED_ZEROS_FP_MATH;
ac_llvm_context_init(&ctx->ac, compiler, sscreen->info.chip_class, ac_llvm_context_init(&ctx->ac, compiler, sscreen->info.chip_class,
sscreen->info.family, float_mode, 64); sscreen->info.family, float_mode, wave_size);
ctx->gallivm.context = ctx->ac.context; ctx->gallivm.context = ctx->ac.context;
ctx->gallivm.module = ctx->ac.module; ctx->gallivm.module = ctx->ac.module;

16
src/gallium/drivers/radeonsi/si_shaderlib_tgsi.c
View File

@@ -124,6 +124,7 @@ void *si_create_dma_compute_shader(struct pipe_context *ctx,
unsigned num_dwords_per_thread, unsigned num_dwords_per_thread,
bool dst_stream_cache_policy, bool is_copy) bool dst_stream_cache_policy, bool is_copy)
{ {
struct si_screen *sscreen = (struct si_screen *)ctx->screen;
assert(util_is_power_of_two_nonzero(num_dwords_per_thread)); assert(util_is_power_of_two_nonzero(num_dwords_per_thread));
unsigned store_qualifier = TGSI_MEMORY_COHERENT | TGSI_MEMORY_RESTRICT; unsigned store_qualifier = TGSI_MEMORY_COHERENT | TGSI_MEMORY_RESTRICT;
@@ -145,7 +146,7 @@ void *si_create_dma_compute_shader(struct pipe_context *ctx,
if (!ureg) if (!ureg)
return NULL; return NULL;
ureg_property(ureg, TGSI_PROPERTY_CS_FIXED_BLOCK_WIDTH, 64); ureg_property(ureg, TGSI_PROPERTY_CS_FIXED_BLOCK_WIDTH, sscreen->compute_wave_size);
ureg_property(ureg, TGSI_PROPERTY_CS_FIXED_BLOCK_HEIGHT, 1); ureg_property(ureg, TGSI_PROPERTY_CS_FIXED_BLOCK_HEIGHT, 1);
ureg_property(ureg, TGSI_PROPERTY_CS_FIXED_BLOCK_DEPTH, 1); ureg_property(ureg, TGSI_PROPERTY_CS_FIXED_BLOCK_DEPTH, 1);
@@ -168,10 +169,11 @@ void *si_create_dma_compute_shader(struct pipe_context *ctx,
values = malloc(num_mem_ops * sizeof(struct ureg_src)); values = malloc(num_mem_ops * sizeof(struct ureg_src));
} }
/* If there are multiple stores, the first store writes into 0+tid, /* If there are multiple stores, the first store writes into 0*wavesize+tid,
* the 2nd store writes into 64+tid, the 3rd store writes into 128+tid, etc. * the 2nd store writes into 1*wavesize+tid, the 3rd store writes into 2*wavesize+tid, etc.
*/ */
ureg_UMAD(ureg, store_addr, blk, ureg_imm1u(ureg, 64 * num_mem_ops), tid); ureg_UMAD(ureg, store_addr, blk,
ureg_imm1u(ureg, sscreen->compute_wave_size * num_mem_ops), tid);
/* Convert from a "store size unit" into bytes. */ /* Convert from a "store size unit" into bytes. */
ureg_UMUL(ureg, store_addr, ureg_src(store_addr), ureg_UMUL(ureg, store_addr, ureg_src(store_addr),
ureg_imm1u(ureg, 4 * inst_dwords[0])); ureg_imm1u(ureg, 4 * inst_dwords[0]));
@@ -186,7 +188,8 @@ void *si_create_dma_compute_shader(struct pipe_context *ctx,
if (is_copy && i < num_mem_ops) { if (is_copy && i < num_mem_ops) {
if (i) { if (i) {
ureg_UADD(ureg, load_addr, ureg_src(load_addr), ureg_UADD(ureg, load_addr, ureg_src(load_addr),
ureg_imm1u(ureg, 4 * inst_dwords[i] * 64)); ureg_imm1u(ureg, 4 * inst_dwords[i] *
sscreen->compute_wave_size));
} }
values[i] = ureg_src(ureg_DECL_temporary(ureg)); values[i] = ureg_src(ureg_DECL_temporary(ureg));
@@ -201,7 +204,8 @@ void *si_create_dma_compute_shader(struct pipe_context *ctx,
if (d >= 0) { if (d >= 0) {
if (d) { if (d) {
ureg_UADD(ureg, store_addr, ureg_src(store_addr), ureg_UADD(ureg, store_addr, ureg_src(store_addr),
ureg_imm1u(ureg, 4 * inst_dwords[d] * 64)); ureg_imm1u(ureg, 4 * inst_dwords[d] *
sscreen->compute_wave_size));
} }
struct ureg_dst dst = struct ureg_dst dst =

8
src/gallium/drivers/radeonsi/si_state_draw.c
View File

@@ -183,14 +183,16 @@ static void si_emit_derived_tess_state(struct si_context *sctx,
* occupy significantly more CUs. * occupy significantly more CUs.
*/ */
unsigned temp_verts_per_tg = *num_patches * max_verts_per_patch; unsigned temp_verts_per_tg = *num_patches * max_verts_per_patch;
if (temp_verts_per_tg > 64 && temp_verts_per_tg % 64 < 48) unsigned wave_size = sctx->screen->ge_wave_size;
*num_patches = (temp_verts_per_tg & ~63) / max_verts_per_patch;
if (temp_verts_per_tg > wave_size && temp_verts_per_tg % wave_size < wave_size*3/4)
*num_patches = (temp_verts_per_tg & ~(wave_size - 1)) / max_verts_per_patch;
if (sctx->chip_class == GFX6) { if (sctx->chip_class == GFX6) {
/* GFX6 bug workaround, related to power management. Limit LS-HS /* GFX6 bug workaround, related to power management. Limit LS-HS
* threadgroups to only one wave. * threadgroups to only one wave.
*/ */
unsigned one_wave = 64 / max_verts_per_patch; unsigned one_wave = wave_size / max_verts_per_patch;
*num_patches = MIN2(*num_patches, one_wave); *num_patches = MIN2(*num_patches, one_wave);
} }

28
src/gallium/drivers/radeonsi/si_state_shaders.c
View File

@@ -553,7 +553,8 @@ static void si_shader_hs(struct si_screen *sscreen, struct si_shader *shader)
} }
si_pm4_set_reg(pm4, R_00B428_SPI_SHADER_PGM_RSRC1_HS, si_pm4_set_reg(pm4, R_00B428_SPI_SHADER_PGM_RSRC1_HS,
S_00B428_VGPRS((shader->config.num_vgprs - 1) / 4) | S_00B428_VGPRS((shader->config.num_vgprs - 1) /
(sscreen->ge_wave_size == 32 ? 8 : 4)) |
(sscreen->info.chip_class <= GFX9 ? (sscreen->info.chip_class <= GFX9 ?
S_00B428_SGPRS((shader->config.num_sgprs - 1) / 8) : 0) | S_00B428_SGPRS((shader->config.num_sgprs - 1) / 8) : 0) |
S_00B428_DX10_CLAMP(1) | S_00B428_DX10_CLAMP(1) |
@@ -1153,7 +1154,8 @@ static void gfx10_shader_ngg(struct si_screen *sscreen, struct si_shader *shader
si_pm4_set_reg(pm4, R_00B320_SPI_SHADER_PGM_LO_ES, va >> 8); si_pm4_set_reg(pm4, R_00B320_SPI_SHADER_PGM_LO_ES, va >> 8);
si_pm4_set_reg(pm4, R_00B324_SPI_SHADER_PGM_HI_ES, va >> 40); si_pm4_set_reg(pm4, R_00B324_SPI_SHADER_PGM_HI_ES, va >> 40);
si_pm4_set_reg(pm4, R_00B228_SPI_SHADER_PGM_RSRC1_GS, si_pm4_set_reg(pm4, R_00B228_SPI_SHADER_PGM_RSRC1_GS,
S_00B228_VGPRS((shader->config.num_vgprs - 1) / 4) | S_00B228_VGPRS((shader->config.num_vgprs - 1) /
(sscreen->ge_wave_size == 32 ? 8 : 4)) |
S_00B228_FLOAT_MODE(shader->config.float_mode) | S_00B228_FLOAT_MODE(shader->config.float_mode) |
S_00B228_DX10_CLAMP(1) | S_00B228_DX10_CLAMP(1) |
S_00B228_MEM_ORDERED(1) | S_00B228_MEM_ORDERED(1) |
@@ -1399,7 +1401,8 @@ static void si_shader_vs(struct si_screen *sscreen, struct si_shader *shader,
if (sscreen->info.chip_class >= GFX10) if (sscreen->info.chip_class >= GFX10)
si_set_ge_pc_alloc(sscreen, pm4, false); si_set_ge_pc_alloc(sscreen, pm4, false);
uint32_t rsrc1 = S_00B128_VGPRS((shader->config.num_vgprs - 1) / 4) | uint32_t rsrc1 = S_00B128_VGPRS((shader->config.num_vgprs - 1) /
(sscreen->ge_wave_size == 32 ? 8 : 4)) |
S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt) | S_00B128_VGPR_COMP_CNT(vgpr_comp_cnt) |
S_00B128_DX10_CLAMP(1) | S_00B128_DX10_CLAMP(1) |
S_00B128_MEM_ORDERED(sscreen->info.chip_class >= GFX10) | S_00B128_MEM_ORDERED(sscreen->info.chip_class >= GFX10) |
@@ -1610,7 +1613,8 @@ static void si_shader_ps(struct si_screen *sscreen, struct si_shader *shader)
shader->ctx_reg.ps.spi_ps_input_addr = shader->config.spi_ps_input_addr; shader->ctx_reg.ps.spi_ps_input_addr = shader->config.spi_ps_input_addr;
/* Set interpolation controls. */ /* Set interpolation controls. */
spi_ps_in_control = S_0286D8_NUM_INTERP(si_get_ps_num_interp(shader)); spi_ps_in_control = S_0286D8_NUM_INTERP(si_get_ps_num_interp(shader)) |
S_0286D8_PS_W32_EN(sscreen->ps_wave_size == 32);
shader->ctx_reg.ps.spi_baryc_cntl = spi_baryc_cntl; shader->ctx_reg.ps.spi_baryc_cntl = spi_baryc_cntl;
shader->ctx_reg.ps.spi_ps_in_control = spi_ps_in_control; shader->ctx_reg.ps.spi_ps_in_control = spi_ps_in_control;
@@ -1627,7 +1631,8 @@ static void si_shader_ps(struct si_screen *sscreen, struct si_shader *shader)
si_pm4_set_reg(pm4, R_00B024_SPI_SHADER_PGM_HI_PS, S_00B024_MEM_BASE(va >> 40)); si_pm4_set_reg(pm4, R_00B024_SPI_SHADER_PGM_HI_PS, S_00B024_MEM_BASE(va >> 40));
uint32_t rsrc1 = uint32_t rsrc1 =
S_00B028_VGPRS((shader->config.num_vgprs - 1) / 4) | S_00B028_VGPRS((shader->config.num_vgprs - 1) /
(sscreen->ps_wave_size == 32 ? 8 : 4)) |
S_00B028_DX10_CLAMP(1) | S_00B028_DX10_CLAMP(1) |
S_00B028_MEM_ORDERED(sscreen->info.chip_class >= GFX10) | S_00B028_MEM_ORDERED(sscreen->info.chip_class >= GFX10) |
S_00B028_FLOAT_MODE(shader->config.float_mode); S_00B028_FLOAT_MODE(shader->config.float_mode);
@@ -2421,8 +2426,11 @@ static void si_init_shader_selector_async(void *job, int thread_index)
assert(thread_index < ARRAY_SIZE(sscreen->compiler)); assert(thread_index < ARRAY_SIZE(sscreen->compiler));
compiler = &sscreen->compiler[thread_index]; compiler = &sscreen->compiler[thread_index];
if (sel->nir) if (sel->nir) {
si_lower_nir(sel); /* TODO: GS always sets wave size = default. Legacy GS will have
* incorrect subgroup_size and ballot_bit_size. */
si_lower_nir(sel, si_get_wave_size(sscreen, sel->type, true));
}
/* Compile the main shader part for use with a prolog and/or epilog. /* Compile the main shader part for use with a prolog and/or epilog.
* If this fails, the driver will try to compile a monolithic shader * If this fails, the driver will try to compile a monolithic shader
@@ -3785,6 +3793,12 @@ static struct si_pm4_state *si_build_vgt_shader_config(struct si_screen *screen,
if (screen->info.chip_class >= GFX9) if (screen->info.chip_class >= GFX9)
stages |= S_028B54_MAX_PRIMGRP_IN_WAVE(2); stages |= S_028B54_MAX_PRIMGRP_IN_WAVE(2);
if (screen->info.chip_class >= GFX10 && screen->ge_wave_size == 32) {
stages |= S_028B54_HS_W32_EN(1) |
S_028B54_GS_W32_EN(key.u.ngg) | /* legacy GS only supports Wave64 */
S_028B54_VS_W32_EN(1);
}
si_pm4_set_reg(pm4, R_028B54_VGT_SHADER_STAGES_EN, stages); si_pm4_set_reg(pm4, R_028B54_VGT_SHADER_STAGES_EN, stages);
return pm4; return pm4;
} }