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-rw-r--r--src/video_core/shader/decode/memory.cpp17
-rw-r--r--src/video_core/shader/glsl_decompiler.cpp9
-rw-r--r--src/video_core/shader/shader_ir.h2
3 files changed, 16 insertions, 12 deletions
diff --git a/src/video_core/shader/decode/memory.cpp b/src/video_core/shader/decode/memory.cpp
index 679e7f01b..60bdd9b73 100644
--- a/src/video_core/shader/decode/memory.cpp
+++ b/src/video_core/shader/decode/memory.cpp
@@ -91,12 +91,14 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, u32 pc) {
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 4, index);
const Node composite =
- Operation(OperationCode::Composite, op_a, op_b, GetRegister(RZ), GetRegister(RZ));
+ Operation(OperationCode::Composite, op_a, op_b, GetRegister(Register::ZeroIndex),
+ GetRegister(Register::ZeroIndex));
MetaComponents meta{{0, 1, 2, 3}};
bb.push_back(Operation(OperationCode::AssignComposite, meta, composite,
GetRegister(instr.gpr0), GetRegister(instr.gpr0.Value() + 1),
- GetRegister(RZ), GetRegister(RZ)));
+ GetRegister(Register::ZeroIndex),
+ GetRegister(Register::ZeroIndex)));
break;
}
default:
@@ -197,7 +199,8 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, u32 pc) {
++dest_elem;
}
- std::generate(dest.begin() + dest_elem, dest.end(), [&]() { return GetRegister(RZ); });
+ std::generate(dest.begin() + dest_elem, dest.end(),
+ [&]() { return GetRegister(Register::ZeroIndex); });
bb.push_back(Operation(OperationCode::AssignComposite, std::move(meta), texture, dest[0],
dest[1], dest[2], dest[3]));
@@ -255,7 +258,8 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, u32 pc) {
++dest_elem;
}
- std::generate(dest.begin() + dest_elem, dest.end(), [&]() { return GetRegister(RZ); });
+ std::generate(dest.begin() + dest_elem, dest.end(),
+ [&]() { return GetRegister(Register::ZeroIndex); });
bb.push_back(Operation(OperationCode::AssignComposite, std::move(meta_components), texture,
dest[0], dest[1], dest[2], dest[3]));
@@ -369,7 +373,7 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, u32 pc) {
const MetaComponents meta_composite{{0, 1, 2, 3}};
bb.push_back(Operation(OperationCode::AssignComposite, meta_composite, texture,
GetRegister(instr.gpr0), GetRegister(instr.gpr0.Value() + 1),
- GetRegister(RZ), GetRegister(RZ)));
+ GetRegister(Register::ZeroIndex), GetRegister(Register::ZeroIndex)));
break;
}
case OpCode::Id::TLDS: {
@@ -438,7 +442,8 @@ void ShaderIR::WriteTexsInstructionFloat(BasicBlock& bb, Instruction instr, Node
++meta.count;
}
- std::generate(dest.begin() + meta.count, dest.end(), [&]() { return GetRegister(RZ); });
+ std::generate(dest.begin() + meta.count, dest.end(),
+ [&]() { return GetRegister(Register::ZeroIndex); });
bb.push_back(Operation(OperationCode::AssignComposite, meta, texture, dest[0], dest[1], dest[2],
dest[3]));
diff --git a/src/video_core/shader/glsl_decompiler.cpp b/src/video_core/shader/glsl_decompiler.cpp
index 5aa7966b9..27f1e0dde 100644
--- a/src/video_core/shader/glsl_decompiler.cpp
+++ b/src/video_core/shader/glsl_decompiler.cpp
@@ -22,6 +22,7 @@ using Tegra::Shader::Header;
using Tegra::Shader::IpaInterpMode;
using Tegra::Shader::IpaMode;
using Tegra::Shader::IpaSampleMode;
+using Tegra::Shader::Register;
using namespace VideoCommon::Shader;
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
@@ -419,7 +420,7 @@ private:
} else if (const auto gpr = std::get_if<GprNode>(node)) {
const u32 index = gpr->GetIndex();
- if (index == RZ) {
+ if (index == Register::ZeroIndex) {
return "0";
}
return GetRegister(index);
@@ -728,8 +729,8 @@ private:
std::string target;
if (const auto gpr = std::get_if<GprNode>(dest)) {
- if (gpr->GetIndex() == RZ) {
- // Writing to RZ is a no op
+ if (gpr->GetIndex() == Register::ZeroIndex) {
+ // Writing to Register::ZeroIndex is a no op
return {};
}
target = GetRegister(gpr->GetIndex());
@@ -776,7 +777,7 @@ private:
constexpr u32 composite_size = 4;
for (u32 i = 0; i < composite_size; ++i) {
const auto gpr = std::get<GprNode>(*operation[i + 1]).GetIndex();
- if (gpr == RZ) {
+ if (gpr == Register::ZeroIndex) {
continue;
}
code.AddLine(GetRegister(gpr) + " = " + composite +
diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h
index 7f11599bf..6d036d200 100644
--- a/src/video_core/shader/shader_ir.h
+++ b/src/video_core/shader/shader_ir.h
@@ -41,8 +41,6 @@ using BasicBlock = std::vector<Node>;
constexpr u32 MAX_PROGRAM_LENGTH = 0x1000;
-constexpr u32 RZ = 0xff;
-
enum class OperationCode {
Assign, /// (float& dest, float src) -> void
AssignComposite, /// (MetaComponents, float4 src, float&[4] dst) -> void