stuff/suyu
stuff/suyu
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/suyu.git synced 2024-11-25 04:46:27 -05:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

glasm: Implement shuffle and vote instructions on GLASM

Browse source
This commit is contained in:
ReinUsesLisp 2021-05-10 18:21:28 -03:00 committed by ameerj
parent decda4a2c7
commit c4fd6b55bc
10 changed files with 166 additions and 100 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
src/shader_recompiler/backend/glasm/emit_context.cpp
View file

@ -25,6 +25,23 @@ EmitContext::EmitContext(IR::Program& program) {
if (const size_t num = program.info.storage_buffers_descriptors.size(); num > 0) {
Add("PARAM c[{}]={{program.local[0..{}]}};", num, num - 1);
}
switch (program.stage) {
case Stage::VertexA:
case Stage::VertexB:
stage_name = "vertex";
break;
case Stage::TessellationControl:
case Stage::TessellationEval:
case Stage::Geometry:
stage_name = "primitive";
break;
case Stage::Fragment:
stage_name = "fragment";
break;
case Stage::Compute:
stage_name = "compute";
break;
}
}
} // namespace Shader::Backend::GLASM

2
src/shader_recompiler/backend/glasm/emit_context.h
View file

@ -45,6 +45,8 @@ public:
std::string code;
RegAlloc reg_alloc{*this};
std::string_view stage_name = "invalid";
};
} // namespace Shader::Backend::GLASM

6
src/shader_recompiler/backend/glasm/emit_glasm.cpp
View file

@ -189,6 +189,12 @@ void SetupOptions(std::string& header, Info info) {
if (info.uses_atomic_f16x2_add || info.uses_atomic_f16x2_min || info.uses_atomic_f16x2_max) {
header += "OPTION NV_shader_atomic_fp16_vector;";
}
if (info.uses_subgroup_invocation_id || info.uses_subgroup_mask) {
header += "OPTION NV_shader_thread_group;";
}
if (info.uses_subgroup_shuffles) {
header += "OPTION NV_shader_thread_shuffle;";
}
}
} // Anonymous namespace

28
src/shader_recompiler/backend/glasm/emit_glasm_instructions.h
View file

@ -584,24 +584,24 @@ void EmitImageAtomicXor32(EmitContext& ctx, IR::Inst& inst, const IR::Value& ind
ScalarU32 value);
void EmitImageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
Register coords, ScalarU32 value);
void EmitLaneId(EmitContext& ctx);
void EmitVoteAll(EmitContext& ctx, ScalarS32 pred);
void EmitVoteAny(EmitContext& ctx, ScalarS32 pred);
void EmitVoteEqual(EmitContext& ctx, ScalarS32 pred);
void EmitSubgroupBallot(EmitContext& ctx, ScalarS32 pred);
void EmitSubgroupEqMask(EmitContext& ctx);
void EmitSubgroupLtMask(EmitContext& ctx);
void EmitSubgroupLeMask(EmitContext& ctx);
void EmitSubgroupGtMask(EmitContext& ctx);
void EmitSubgroupGeMask(EmitContext& ctx);
void EmitLaneId(EmitContext& ctx, IR::Inst& inst);
void EmitVoteAll(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred);
void EmitVoteAny(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred);
void EmitVoteEqual(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred);
void EmitSubgroupBallot(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred);
void EmitSubgroupEqMask(EmitContext& ctx, IR::Inst& inst);
void EmitSubgroupLtMask(EmitContext& ctx, IR::Inst& inst);
void EmitSubgroupLeMask(EmitContext& ctx, IR::Inst& inst);
void EmitSubgroupGtMask(EmitContext& ctx, IR::Inst& inst);
void EmitSubgroupGeMask(EmitContext& ctx, IR::Inst& inst);
void EmitShuffleIndex(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask);
const IR::Value& clamp, const IR::Value& segmentation_mask);
void EmitShuffleUp(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask);
const IR::Value& clamp, const IR::Value& segmentation_mask);
void EmitShuffleDown(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask);
const IR::Value& clamp, const IR::Value& segmentation_mask);
void EmitShuffleButterfly(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask);
const IR::Value& clamp, const IR::Value& segmentation_mask);
void EmitFSwizzleAdd(EmitContext& ctx, ScalarF32 op_a, ScalarF32 op_b, ScalarU32 swizzle);
void EmitDPdxFine(EmitContext& ctx, ScalarF32 op_a);
void EmitDPdyFine(EmitContext& ctx, ScalarF32 op_a);

84
src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp
View file

@ -21,9 +21,7 @@ void EmitPhi(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
}
void EmitVoid(EmitContext& ctx) {
NotImplemented();
}
void EmitVoid(EmitContext&) {}
void EmitBranch(EmitContext& ctx) {
NotImplemented();
@ -636,84 +634,4 @@ void EmitImageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value
NotImplemented();
}
void EmitLaneId(EmitContext& ctx) {
NotImplemented();
}
void EmitVoteAll(EmitContext& ctx, ScalarS32 pred) {
NotImplemented();
}
void EmitVoteAny(EmitContext& ctx, ScalarS32 pred) {
NotImplemented();
}
void EmitVoteEqual(EmitContext& ctx, ScalarS32 pred) {
NotImplemented();
}
void EmitSubgroupBallot(EmitContext& ctx, ScalarS32 pred) {
NotImplemented();
}
void EmitSubgroupEqMask(EmitContext& ctx) {
NotImplemented();
}
void EmitSubgroupLtMask(EmitContext& ctx) {
NotImplemented();
}
void EmitSubgroupLeMask(EmitContext& ctx) {
NotImplemented();
}
void EmitSubgroupGtMask(EmitContext& ctx) {
NotImplemented();
}
void EmitSubgroupGeMask(EmitContext& ctx) {
NotImplemented();
}
void EmitShuffleIndex(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask) {
NotImplemented();
}
void EmitShuffleUp(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask) {
NotImplemented();
}
void EmitShuffleDown(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask) {
NotImplemented();
}
void EmitShuffleButterfly(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
ScalarU32 clamp, ScalarU32 segmentation_mask) {
NotImplemented();
}
void EmitFSwizzleAdd(EmitContext& ctx, ScalarF32 op_a, ScalarF32 op_b, ScalarU32 swizzle) {
NotImplemented();
}
void EmitDPdxFine(EmitContext& ctx, ScalarF32 op_a) {
NotImplemented();
}
void EmitDPdyFine(EmitContext& ctx, ScalarF32 op_a) {
NotImplemented();
}
void EmitDPdxCoarse(EmitContext& ctx, ScalarF32 op_a) {
NotImplemented();
}
void EmitDPdyCoarse(EmitContext& ctx, ScalarF32 op_a) {
NotImplemented();
}
} // namespace Shader::Backend::GLASM

118
src/shader_recompiler/backend/glasm/emit_glasm_warp.cpp
View file

@ -0,0 +1,118 @@
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
#include "shader_recompiler/frontend/ir/value.h"
namespace Shader::Backend::GLASM {
void EmitLaneId(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.S {}.x,{}.threadid;", inst, ctx.stage_name);
}
void EmitVoteAll(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred) {
ctx.Add("TGALL.S {}.x,{};", inst, pred);
}
void EmitVoteAny(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred) {
ctx.Add("TGANY.S {}.x,{};", inst, pred);
}
void EmitVoteEqual(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred) {
ctx.Add("TGEQ.S {}.x,{};", inst, pred);
}
void EmitSubgroupBallot(EmitContext& ctx, IR::Inst& inst, ScalarS32 pred) {
ctx.Add("TGBALLOT {}.x,{};", inst, pred);
}
void EmitSubgroupEqMask(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.U {},{}.threadeqmask;", inst, ctx.stage_name);
}
void EmitSubgroupLtMask(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.U {},{}.threadltmask;", inst, ctx.stage_name);
}
void EmitSubgroupLeMask(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.U {},{}.threadlemask;", inst, ctx.stage_name);
}
void EmitSubgroupGtMask(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.U {},{}.threadgtmask;", inst, ctx.stage_name);
}
void EmitSubgroupGeMask(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.U {},{}.threadgemask;", inst, ctx.stage_name);
}
static void Shuffle(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
const IR::Value& clamp, const IR::Value& segmentation_mask,
std::string_view op) {
std::string mask;
if (clamp.IsImmediate() && segmentation_mask.IsImmediate()) {
mask = fmt::to_string(clamp.U32() | (segmentation_mask.U32() << 8));
} else {
mask = "RC";
ctx.Add("BFI.U RC.x,{{5,8,0,0}},{},{};",
ScalarU32{ctx.reg_alloc.Consume(segmentation_mask)},
ScalarU32{ctx.reg_alloc.Consume(clamp)});
}
const Register value_ret{ctx.reg_alloc.Define(inst)};
IR::Inst* const in_bounds{inst.GetAssociatedPseudoOperation(IR::Opcode::GetInBoundsFromOp)};
if (in_bounds) {
const Register bounds_ret{ctx.reg_alloc.Define(*in_bounds)};
ctx.Add("SHF{}.U {},{},{},{};"
"MOV.U {}.x,{}.y;",
op, bounds_ret, value, index, mask, value_ret, bounds_ret);
in_bounds->Invalidate();
} else {
ctx.Add("SHF{}.U {},{},{},{};"
"MOV.U {}.x,{}.y;",
op, value_ret, value, index, mask, value_ret, value_ret);
}
}
void EmitShuffleIndex(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
const IR::Value& clamp, const IR::Value& segmentation_mask) {
Shuffle(ctx, inst, value, index, clamp, segmentation_mask, "IDX");
}
void EmitShuffleUp(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
const IR::Value& clamp, const IR::Value& segmentation_mask) {
Shuffle(ctx, inst, value, index, clamp, segmentation_mask, "UP");
}
void EmitShuffleDown(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
const IR::Value& clamp, const IR::Value& segmentation_mask) {
Shuffle(ctx, inst, value, index, clamp, segmentation_mask, "DOWN");
}
void EmitShuffleButterfly(EmitContext& ctx, IR::Inst& inst, ScalarU32 value, ScalarU32 index,
const IR::Value& clamp, const IR::Value& segmentation_mask) {
Shuffle(ctx, inst, value, index, clamp, segmentation_mask, "XOR");
}
void EmitFSwizzleAdd(EmitContext&, ScalarF32, ScalarF32, ScalarU32) {
throw NotImplementedException("GLASM instruction");
}
void EmitDPdxFine(EmitContext&, ScalarF32) {
throw NotImplementedException("GLASM instruction");
}
void EmitDPdyFine(EmitContext&, ScalarF32) {
throw NotImplementedException("GLASM instruction");
}
void EmitDPdxCoarse(EmitContext&, ScalarF32) {
throw NotImplementedException("GLASM instruction");
}
void EmitDPdyCoarse(EmitContext&, ScalarF32) {
throw NotImplementedException("GLASM instruction");
}
} // namespace Shader::Backend::GLASM

2
src/shader_recompiler/backend/spirv/emit_context.cpp
View file

@ -1168,7 +1168,7 @@ void EmitContext::DefineInputs(const Info& info) {
subgroup_mask_gt = DefineInput(*this, U32[4], false, spv::BuiltIn::SubgroupGtMaskKHR);
subgroup_mask_ge = DefineInput(*this, U32[4], false, spv::BuiltIn::SubgroupGeMaskKHR);
}
if (info.uses_subgroup_invocation_id ||
if (info.uses_subgroup_invocation_id || info.uses_subgroup_shuffles ||
(profile.warp_size_potentially_larger_than_guest &&
(info.uses_subgroup_vote || info.uses_subgroup_mask))) {
subgroup_local_invocation_id =

4
src/shader_recompiler/backend/spirv/emit_spirv.cpp
View file

@ -318,7 +318,9 @@ void SetupCapabilities(const Profile& profile, const Info& info, EmitContext& ct
ctx.AddExtension("SPV_KHR_shader_draw_parameters");
ctx.AddCapability(spv::Capability::DrawParameters);
}
if ((info.uses_subgroup_vote || info.uses_subgroup_invocation_id) && profile.support_vote) {
if ((info.uses_subgroup_vote || info.uses_subgroup_invocation_id ||
info.uses_subgroup_shuffles) &&
profile.support_vote) {
ctx.AddExtension("SPV_KHR_shader_ballot");
ctx.AddCapability(spv::Capability::SubgroupBallotKHR);
if (!profile.warp_size_potentially_larger_than_guest) {

4
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
View file

@ -504,11 +504,13 @@ void VisitUsages(Info& info, IR::Inst& inst) {
info.uses_is_helper_invocation = true;
break;
case IR::Opcode::LaneId:
info.uses_subgroup_invocation_id = true;
break;
case IR::Opcode::ShuffleIndex:
case IR::Opcode::ShuffleUp:
case IR::Opcode::ShuffleDown:
case IR::Opcode::ShuffleButterfly:
info.uses_subgroup_invocation_id = true;
info.uses_subgroup_shuffles = true;
break;
case IR::Opcode::GetCbufU8:
case IR::Opcode::GetCbufS8:

1
src/shader_recompiler/shader_info.h
View file

@ -116,6 +116,7 @@ struct Info {
bool uses_sample_id{};
bool uses_is_helper_invocation{};
bool uses_subgroup_invocation_id{};
bool uses_subgroup_shuffles{};
std::array<bool, 30> uses_patches{};
std::array<InputVarying, 32> input_generics{};