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glsl: Fix non-immediate buffer access 

and many other misc implementations
This commit is contained in:
ameerj 2021-05-27 00:26:16 -04:00
parent d171083d53
commit ed14d31f66
12 changed files with 133 additions and 72 deletions
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1
src/shader_recompiler/backend/glsl/emit_context.cpp
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@ -88,6 +88,7 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
}
void EmitContext::SetupExtensions(std::string& header) {
header += "#extension GL_ARB_separate_shader_objects : enable\n";
if (info.uses_int64) {
header += "#extension GL_ARB_gpu_shader_int64 : enable\n";
}

15
src/shader_recompiler/backend/glsl/emit_context.h
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@ -90,6 +90,21 @@ public:
Add<Type::F32x2>(format_str, inst, args...);
}
template <typename... Args>
void AddU32x3(const char* format_str, IR::Inst& inst, Args&&... args) {
Add<Type::U32x3>(format_str, inst, args...);
}
template <typename... Args>
void AddF32x3(const char* format_str, IR::Inst& inst, Args&&... args) {
Add<Type::F32x3>(format_str, inst, args...);
}
template <typename... Args>
void AddU32x4(const char* format_str, IR::Inst& inst, Args&&... args) {
Add<Type::U32x4>(format_str, inst, args...);
}
template <typename... Args>
void AddF32x4(const char* format_str, IR::Inst& inst, Args&&... args) {
Add<Type::F32x4>(format_str, inst, args...);

5
src/shader_recompiler/backend/glsl/emit_glsl.cpp
View File

@ -160,8 +160,13 @@ void EmitCode(EmitContext& ctx, const IR::Program& program) {
ctx.Add("return;");
break;
case IR::AbstractSyntaxNode::Type::Loop:
ctx.Add("do{{");
break;
case IR::AbstractSyntaxNode::Type::Repeat:
ctx.Add("}}while({});", ctx.reg_alloc.Consume(node.data.repeat.cond));
break;
default:
fmt::print("{}", node.type);
throw NotImplementedException("{}", node.type);
break;
}

48
src/shader_recompiler/backend/glsl/emit_glsl_composite.cpp
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@ -17,19 +17,14 @@ void EmitCompositeConstructU32x2(EmitContext& ctx, IR::Inst& inst, std::string_v
ctx.AddU32x2("{}=uvec2({},{});", inst, e1, e2);
}
void EmitCompositeConstructU32x3([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] std::string_view e1,
[[maybe_unused]] std::string_view e2,
[[maybe_unused]] std::string_view e3) {
throw NotImplementedException("GLSL Instruction");
void EmitCompositeConstructU32x3(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3) {
ctx.AddU32x3("{}=uvec3({},{},{});", inst, e1, e2, e3);
}
void EmitCompositeConstructU32x4([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] std::string_view e1,
[[maybe_unused]] std::string_view e2,
[[maybe_unused]] std::string_view e3,
[[maybe_unused]] std::string_view e4) {
throw NotImplementedException("GLSL Instruction");
void EmitCompositeConstructU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3, std::string_view e4) {
ctx.AddU32x4("{}=uvec4({},{},{},{});", inst, e1, e2, e3, e4);
}
void EmitCompositeExtractU32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
@ -37,16 +32,14 @@ void EmitCompositeExtractU32x2(EmitContext& ctx, IR::Inst& inst, std::string_vie
ctx.AddU32("{}={}.{};", inst, composite, SWIZZLE[index]);
}
void EmitCompositeExtractU32x3([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] std::string_view composite,
[[maybe_unused]] u32 index) {
throw NotImplementedException("GLSL Instruction");
void EmitCompositeExtractU32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
u32 index) {
ctx.AddU32("{}={}.{};", inst, composite, SWIZZLE[index]);
}
void EmitCompositeExtractU32x4([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] std::string_view composite,
[[maybe_unused]] u32 index) {
throw NotImplementedException("GLSL Instruction");
void EmitCompositeExtractU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
u32 index) {
ctx.AddU32("{}={}.{};", inst, composite, SWIZZLE[index]);
}
void EmitCompositeInsertU32x2([[maybe_unused]] EmitContext& ctx,
@ -135,19 +128,14 @@ void EmitCompositeConstructF32x2(EmitContext& ctx, IR::Inst& inst, std::string_v
ctx.AddF32x2("{}=vec2({},{});", inst, e1, e2);
}
void EmitCompositeConstructF32x3([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] std::string_view e1,
[[maybe_unused]] std::string_view e2,
[[maybe_unused]] std::string_view e3) {
throw NotImplementedException("GLSL Instruction");
void EmitCompositeConstructF32x3(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3) {
ctx.AddF32x3("{}=vec3({},{},{});", inst, e1, e2, e3);
}
void EmitCompositeConstructF32x4([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] std::string_view e1,
[[maybe_unused]] std::string_view e2,
[[maybe_unused]] std::string_view e3,
[[maybe_unused]] std::string_view e4) {
throw NotImplementedException("GLSL Instruction");
void EmitCompositeConstructF32x4(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3, std::string_view e4) {
ctx.AddF32x4("{}=vec4({},{},{},{});", inst, e1, e2, e3, e4);
}
void EmitCompositeExtractF32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite,

68
src/shader_recompiler/backend/glsl/emit_glsl_context_get_set.cpp
View File

@ -10,8 +10,18 @@
#include "shader_recompiler/profile.h"
namespace Shader::Backend::GLSL {
namespace {
static constexpr std::string_view SWIZZLE{"xyzw"};
u32 CbufIndex(u32 offset) {
return (offset / 4) % 4;
}
char OffsetSwizzle(u32 offset) {
return SWIZZLE[CbufIndex(offset)];
}
} // namespace
void EmitGetCbufU8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
throw NotImplementedException("GLSL");
@ -34,22 +44,42 @@ void EmitGetCbufS16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] const IR
void EmitGetCbufU32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto u32_offset{offset.U32()};
const auto index{(u32_offset / 4) % 4};
ctx.AddU32("{}=floatBitsToUint(cbuf{}[{}].{});", inst, binding.U32(), u32_offset / 16,
SWIZZLE[index]);
if (offset.IsImmediate()) {
ctx.AddU32("{}=floatBitsToUint(cbuf{}[{}].{});", inst, binding.U32(), offset.U32() / 16,
OffsetSwizzle(offset.U32()));
} else {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32("{}=floatBitsToUint(cbuf{}[{}/16][({}/4)%4]);", inst, binding.U32(), offset_var,
offset_var);
}
}
void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto u32_offset{offset.U32()};
const auto index{(u32_offset / 4) % 4};
ctx.AddF32("{}=cbuf{}[{}].{};", inst, binding.U32(), u32_offset / 16, SWIZZLE[index]);
if (offset.IsImmediate()) {
ctx.AddF32("{}=cbuf{}[{}].{};", inst, binding.U32(), offset.U32() / 16,
OffsetSwizzle(offset.U32()));
} else {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddF32("{}=cbuf{}[{}/16][({}/4)%4];", inst, binding.U32(), offset_var, offset_var);
}
}
void EmitGetCbufU32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
throw NotImplementedException("GLSL");
void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
if (offset.IsImmediate()) {
const auto u32_offset{offset.U32()};
const auto index{(u32_offset / 4) % 4};
ctx.AddU32x2("{}=uvec2(floatBitsToUint(cbuf{}[{}].{}),floatBitsToUint(cbuf{}[{}].{}));",
inst, binding.U32(), offset.U32() / 16, OffsetSwizzle(offset.U32()),
binding.U32(), (offset.U32() + 1) / 16, OffsetSwizzle(offset.U32() + 1));
} else {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32x2("{}=uvec2(floatBitsToUint(cbuf{}[{}/16][({}/"
"4)%4]),floatBitsToUint(cbuf{}[({}+1)/16][(({}+1/4))%4]));",
inst, binding.U32(), offset_var, offset_var, binding.U32(), offset_var,
offset_var);
}
}
void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
@ -66,7 +96,23 @@ void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
case IR::Attribute::PositionY:
case IR::Attribute::PositionZ:
case IR::Attribute::PositionW:
ctx.AddF32("{}=gl_Position.{};", inst, swizzle);
switch (ctx.stage) {
case Stage::VertexA:
case Stage::VertexB:
ctx.AddF32("{}=gl_Position.{};", inst, swizzle);
break;
case Stage::Fragment:
ctx.AddF32("{}=gl_FragCoord.{};", inst, swizzle);
break;
default:
throw NotImplementedException("Get Position for stage {}", ctx.stage);
}
break;
case IR::Attribute::InstanceId:
ctx.AddS32("{}=gl_InstanceID;", inst, ctx.attrib_name);
break;
case IR::Attribute::VertexId:
ctx.AddS32("{}=gl_VertexID;", inst, ctx.attrib_name);
break;
default:
fmt::print("Get attribute {}", attr);

2
src/shader_recompiler/backend/glsl/emit_glsl_convert.cpp
View File

@ -197,7 +197,7 @@ void EmitConvertF32U8([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::In
void EmitConvertF32U16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] std::string_view value) {
throw NotImplementedException("GLSL Instruction");
ctx.AddF32("{}=float({});", inst, value);
}
void EmitConvertF32U32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,

2
src/shader_recompiler/backend/glsl/emit_glsl_floating_point.cpp
View File

@ -133,7 +133,7 @@ void EmitFPRecip64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
void EmitFPRecipSqrt32([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] std::string_view value) {
throw NotImplementedException("GLSL Instruction");
ctx.AddF32("{}=1/sqrt({});", inst, value);
}
void EmitFPRecipSqrt64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,

28
src/shader_recompiler/backend/glsl/emit_glsl_instructions.h
View File

@ -60,7 +60,8 @@ void EmitGetCbufU32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset);
void EmitGetCbufF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset);
void EmitGetCbufU32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
void EmitGetCbufU32x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset);
void EmitGetAttribute(EmitContext& ctx, IR::Inst& inst, IR::Attribute attr,
std::string_view vertex);
void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view value,
@ -116,7 +117,8 @@ void EmitLoadStorage32(EmitContext& ctx, IR::Inst& inst, const IR::Value& bindin
const IR::Value& offset);
void EmitLoadStorage64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset);
void EmitLoadStorage128(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
void EmitLoadStorage128(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset);
void EmitWriteStorageU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
std::string_view value);
void EmitWriteStorageS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
@ -145,14 +147,16 @@ void EmitWriteSharedU64(EmitContext& ctx, std::string_view offset, std::string_v
void EmitWriteSharedU128(EmitContext& ctx, std::string_view offset, std::string_view value);
void EmitCompositeConstructU32x2(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2);
void EmitCompositeConstructU32x3(EmitContext& ctx, std::string_view e1, std::string_view e2,
std::string_view e3);
void EmitCompositeConstructU32x4(EmitContext& ctx, std::string_view e1, std::string_view e2,
std::string_view e3, std::string_view e4);
void EmitCompositeConstructU32x3(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3);
void EmitCompositeConstructU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3, std::string_view e4);
void EmitCompositeExtractU32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
u32 index);
void EmitCompositeExtractU32x3(EmitContext& ctx, std::string_view composite, u32 index);
void EmitCompositeExtractU32x4(EmitContext& ctx, std::string_view composite, u32 index);
void EmitCompositeExtractU32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
u32 index);
void EmitCompositeExtractU32x4(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
u32 index);
void EmitCompositeInsertU32x2(EmitContext& ctx, std::string_view composite, std::string_view object,
u32 index);
void EmitCompositeInsertU32x3(EmitContext& ctx, std::string_view composite, std::string_view object,
@ -175,10 +179,10 @@ void EmitCompositeInsertF16x4(EmitContext& ctx, std::string_view composite, std:
u32 index);
void EmitCompositeConstructF32x2(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2);
void EmitCompositeConstructF32x3(EmitContext& ctx, std::string_view e1, std::string_view e2,
std::string_view e3);
void EmitCompositeConstructF32x4(EmitContext& ctx, std::string_view e1, std::string_view e2,
std::string_view e3, std::string_view e4);
void EmitCompositeConstructF32x3(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3);
void EmitCompositeConstructF32x4(EmitContext& ctx, IR::Inst& inst, std::string_view e1,
std::string_view e2, std::string_view e3, std::string_view e4);
void EmitCompositeExtractF32x2(EmitContext& ctx, IR::Inst& inst, std::string_view composite,
u32 index);
void EmitCompositeExtractF32x3(EmitContext& ctx, IR::Inst& inst, std::string_view composite,

18
src/shader_recompiler/backend/glsl/emit_glsl_memory.cpp
View File

@ -34,19 +34,23 @@ void EmitLoadStorageS16([[maybe_unused]] EmitContext& ctx,
void EmitLoadStorage32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
ctx.AddU32("{}=ssbo{}[{}];", inst, binding.U32(), offset.U32());
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32("{}=ssbo{}[{}];", inst, binding.U32(), offset_var);
}
void EmitLoadStorage64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
ctx.AddU32x2("{}=uvec2(ssbo{}[{}],ssbo{}[{}]);", inst, binding.U32(), offset.U32(),
binding.U32(), offset.U32() + 1);
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32x2("{}=uvec2(ssbo{}[{}],ssbo{}[{}+1]);", inst, binding.U32(), offset_var,
binding.U32(), offset_var);
}
void EmitLoadStorage128([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
throw NotImplementedException("GLSL Instrucion");
void EmitLoadStorage128(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32x4("{}=uvec4(ssbo{}[{}],ssbo{}[{}+1],ssbo{}[{}+2],ssbo{}[{}+3]);", inst,
binding.U32(), offset_var, binding.U32(), offset_var, binding.U32(), offset_var,
binding.U32(), offset_var);
}
void EmitWriteStorageU8([[maybe_unused]] EmitContext& ctx,

12
src/shader_recompiler/backend/glsl/emit_glsl_not_implemented.cpp
View File

@ -50,15 +50,7 @@ void EmitPhiMove(EmitContext& ctx, const IR::Value& phi_value, const IR::Value&
if (phi_reg == val_reg) {
return;
}
if (phi_type == value.Type()) {
ctx.Add("{}={}; // PHI MOVE", phi_reg, val_reg);
} else if (phi_type == IR::Type::U32 && value.Type() == IR::Type::F32) {
ctx.Add("{}=floatBitsToUint({}); // CAST PHI MOVE", phi_reg, val_reg);
} else {
throw NotImplementedException("{} to {} move", phi_type, value.Type());
const auto cast{ctx.reg_alloc.GetGlslType(phi_type)};
ctx.Add("{}={}({}); // CAST PHI MOVE", phi_reg, cast, val_reg);
}
ctx.Add("{}={};", phi_reg, val_reg);
}
void EmitBranch(EmitContext& ctx, std::string_view label) {
@ -245,7 +237,7 @@ void EmitWriteLocal(EmitContext& ctx, std::string_view word_offset, std::string_
}
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {
NotImplemented();
ctx.AddU1("{}=false;", inst);
}
void EmitUndefU8(EmitContext& ctx, IR::Inst& inst) {

4
src/shader_recompiler/backend/glsl/reg_alloc.cpp
View File

@ -137,6 +137,10 @@ std::string RegAlloc::GetGlslType(Type type) {
return "uvec2 ";
case Type::F32x2:
return "vec2 ";
case Type::U32x3:
return "uvec3 ";
case Type::F32x3:
return "vec3 ";
case Type::U32x4:
return "uvec4 ";
case Type::F32x4:

2
src/shader_recompiler/backend/glsl/reg_alloc.h
View File

@ -27,6 +27,8 @@ enum class Type : u32 {
F64,
U32x2,
F32x2,
U32x3,
F32x3,
U32x4,
F32x4,
Void,