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shader: Properly scale image reads and add GL SPIR-V support

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Thanks for everything!
This commit is contained in:
ReinUsesLisp 2021-08-01 18:57:45 -03:00 • committed by Fernando Sahmkow
parent fc9bb3c3fe
commit e66d5b88a6
25 changed files with 228 additions and 77 deletions
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4
src/shader_recompiler/backend/glasm/emit_context.cpp
View file

@ -6,6 +6,7 @@
#include "shader_recompiler/backend/bindings.h"
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/backend/glasm/emit_glasm.h"
#include "shader_recompiler/frontend/ir/program.h"
#include "shader_recompiler/profile.h"
#include "shader_recompiler/runtime_info.h"
@ -55,7 +56,8 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
}
if (!runtime_info.glasm_use_storage_buffers) {
if (const size_t num = info.storage_buffers_descriptors.size(); num > 0) {
Add("PARAM c[{}]={{program.local[0..{}]}};", num, num - 1);
const size_t index{num + PROGRAM_LOCAL_PARAMETER_STORAGE_BUFFER_BASE};
Add("PARAM c[{}]={{program.local[0..{}]}};", index, index - 1);
}
}
stage = program.stage;

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

@ -13,6 +13,8 @@
namespace Shader::Backend::GLASM {
constexpr u32 PROGRAM_LOCAL_PARAMETER_STORAGE_BUFFER_BASE = 1;
[[nodiscard]] std::string EmitGLASM(const Profile& profile, const RuntimeInfo& runtime_info,
IR::Program& program, Bindings& bindings);

9
src/shader_recompiler/backend/glasm/emit_glasm_image.cpp
View file

@ -617,6 +617,15 @@ void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& inde
1u << index.U32(), ctx.reg_alloc.Define(inst));
}
void EmitIsImageScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index) {
if (!index.IsImmediate()) {
throw NotImplementedException("Non-constant texture rescaling");
}
ctx.Add("AND.U RC.x,scaling[0].y,{};"
"SNE.S {},RC.x,0;",
1u << index.U32(), ctx.reg_alloc.Define(inst));
}
void EmitImageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,
ScalarU32 value) {
ImageAtomic(ctx, inst, index, coord, value, "ADD.U32");

1
src/shader_recompiler/backend/glasm/emit_glasm_instructions.h
View file

@ -557,6 +557,7 @@ void EmitImageRead(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Reg
void EmitImageWrite(EmitContext& ctx, IR::Inst& inst, const IR::Value& index, Register coord,
Register color);
void EmitIsTextureScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
void EmitIsImageScaled(EmitContext& ctx, IR::Inst& inst, const IR::Value& index);
void EmitBindlessImageAtomicIAdd32(EmitContext&);
void EmitBindlessImageAtomicSMin32(EmitContext&);
void EmitBindlessImageAtomicUMin32(EmitContext&);

2
src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp
View file

@ -211,7 +211,7 @@ void EmitYDirection(EmitContext& ctx, IR::Inst& inst) {
}
void EmitResolutionDownFactor(EmitContext& ctx, IR::Inst& inst) {
ctx.Add("MOV.F {}.x,scaling[0].y;", inst);
ctx.Add("MOV.F {}.x,scaling[0].z;", inst);
}
void EmitUndefU1(EmitContext& ctx, IR::Inst& inst) {