118 lines
4.2 KiB
C++
118 lines
4.2 KiB
C++
// 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
|