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Merge pull request #2074 from ReinUsesLisp/shader-ir-unify-offset

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shader_ir: Unify constant buffer offset values
This commit is contained in:
bunnei
2019-02-01 13:24:04 -05:00
committed by GitHub
parent 4076d8fe3e 477d616f7d
commit eceab45dac
17 changed files with 36 additions and 25 deletions
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8
src/video_core/engines/shader_bytecode.h
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@@ -1248,11 +1248,19 @@ union Instruction {
union {
BitField<20, 14, u64> offset;
BitField<34, 5, u64> index;
u64 GetOffset() const {
return offset * 4;
}
} cbuf34;
union {
BitField<20, 16, s64> offset;
BitField<36, 5, u64> index;
s64 GetOffset() const {
return offset;
}
} cbuf36;
// Unsure about the size of this one.

2
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@@ -954,7 +954,7 @@ void RasterizerOpenGL::SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::Shader
}
} else {
// Buffer is accessed directly, upload just what we use
size = used_buffer.GetSize() * sizeof(float);
size = used_buffer.GetSize();
}
// Align the actual size so it ends up being a multiple of vec4 to meet the OpenGL std140

5
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@@ -543,8 +543,9 @@ private:
if (const auto immediate = std::get_if<ImmediateNode>(offset)) {
// Direct access
const u32 offset_imm = immediate->GetValue();
return fmt::format("{}[{}][{}]", GetConstBuffer(cbuf->GetIndex()), offset_imm / 4,
offset_imm % 4);
ASSERT_MSG(offset_imm % 4 == 0, "Unaligned cbuf direct access");
return fmt::format("{}[{}][{}]", GetConstBuffer(cbuf->GetIndex()),
offset_imm / (4 * 4), (offset_imm / 4) % 4);
} else if (std::holds_alternative<OperationNode>(*offset)) {
// Indirect access

2
src/video_core/shader/decode/arithmetic.cpp
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@@ -25,7 +25,7 @@ u32 ShaderIR::DecodeArithmetic(BasicBlock& bb, const BasicBlock& code, u32 pc) {
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

2
src/video_core/shader/decode/arithmetic_half.cpp
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@@ -35,7 +35,7 @@ u32 ShaderIR::DecodeArithmeticHalf(BasicBlock& bb, const BasicBlock& code, u32 p
switch (opcode->get().GetId()) {
case OpCode::Id::HADD2_C:
case OpCode::Id::HMUL2_C:
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
case OpCode::Id::HADD2_R:
case OpCode::Id::HMUL2_R:
return GetRegister(instr.gpr20);

2
src/video_core/shader/decode/arithmetic_integer.cpp
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@@ -26,7 +26,7 @@ u32 ShaderIR::DecodeArithmeticInteger(BasicBlock& bb, const BasicBlock& code, u3
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

6
src/video_core/shader/decode/conversion.cpp
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@@ -48,7 +48,7 @@ u32 ShaderIR::DecodeConversion(BasicBlock& bb, const BasicBlock& code, u32 pc) {
if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();
const bool input_signed = instr.conversion.is_input_signed;
@@ -72,7 +72,7 @@ u32 ShaderIR::DecodeConversion(BasicBlock& bb, const BasicBlock& code, u32 pc) {
if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();
@@ -110,7 +110,7 @@ u32 ShaderIR::DecodeConversion(BasicBlock& bb, const BasicBlock& code, u32 pc) {
if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

4
src/video_core/shader/decode/ffma.cpp
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@@ -27,14 +27,14 @@ u32 ShaderIR::DecodeFfma(BasicBlock& bb, const BasicBlock& code, u32 pc) {
auto [op_b, op_c] = [&]() -> std::tuple<Node, Node> {
switch (opcode->get().GetId()) {
case OpCode::Id::FFMA_CR: {
return {GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset),
return {GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()),
GetRegister(instr.gpr39)};
}
case OpCode::Id::FFMA_RR:
return {GetRegister(instr.gpr20), GetRegister(instr.gpr39)};
case OpCode::Id::FFMA_RC: {
return {GetRegister(instr.gpr39),
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset)};
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())};
}
case OpCode::Id::FFMA_IMM:
return {GetImmediate19(instr), GetRegister(instr.gpr39)};

2
src/video_core/shader/decode/float_set.cpp
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@@ -25,7 +25,7 @@ u32 ShaderIR::DecodeFloatSet(BasicBlock& bb, const BasicBlock& code, u32 pc) {
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

2
src/video_core/shader/decode/float_set_predicate.cpp
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@@ -25,7 +25,7 @@ u32 ShaderIR::DecodeFloatSetPredicate(BasicBlock& bb, const BasicBlock& code, u3
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();
op_b = GetOperandAbsNegFloat(op_b, instr.fsetp.abs_b, false);

7
src/video_core/shader/decode/hfma2.cpp
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@@ -39,13 +39,14 @@ u32 ShaderIR::DecodeHfma2(BasicBlock& bb, const BasicBlock& code, u32 pc) {
neg_b = instr.hfma2.negate_b;
neg_c = instr.hfma2.negate_c;
return {instr.hfma2.saturate, instr.hfma2.type_b,
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset), instr.hfma2.type_reg39,
GetRegister(instr.gpr39)};
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()),
instr.hfma2.type_reg39, GetRegister(instr.gpr39)};
case OpCode::Id::HFMA2_RC:
neg_b = instr.hfma2.negate_b;
neg_c = instr.hfma2.negate_c;
return {instr.hfma2.saturate, instr.hfma2.type_reg39, GetRegister(instr.gpr39),
instr.hfma2.type_b, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset)};
instr.hfma2.type_b,
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())};
case OpCode::Id::HFMA2_RR:
neg_b = instr.hfma2.rr.negate_b;
neg_c = instr.hfma2.rr.negate_c;

2
src/video_core/shader/decode/integer_set.cpp
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@@ -23,7 +23,7 @@ u32 ShaderIR::DecodeIntegerSet(BasicBlock& bb, const BasicBlock& code, u32 pc) {
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

2
src/video_core/shader/decode/integer_set_predicate.cpp
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@@ -25,7 +25,7 @@ u32 ShaderIR::DecodeIntegerSetPredicate(BasicBlock& bb, const BasicBlock& code,
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

6
src/video_core/shader/decode/memory.cpp
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@@ -80,7 +80,7 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, const BasicBlock& code, u32 pc) {
Node index = GetRegister(instr.gpr8);
const Node op_a =
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 0, index);
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.GetOffset() + 0, index);
switch (instr.ld_c.type.Value()) {
case Tegra::Shader::UniformType::Single:
@@ -89,7 +89,7 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, const BasicBlock& code, u32 pc) {
case Tegra::Shader::UniformType::Double: {
const Node op_b =
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 4, index);
GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.GetOffset() + 4, index);
SetTemporal(bb, 0, op_a);
SetTemporal(bb, 1, op_b);
@@ -142,7 +142,7 @@ u32 ShaderIR::DecodeMemory(BasicBlock& bb, const BasicBlock& code, u32 pc) {
ASSERT(cbuf != nullptr);
const auto cbuf_offset_imm = std::get_if<ImmediateNode>(cbuf->GetOffset());
ASSERT(cbuf_offset_imm != nullptr);
const auto cbuf_offset = cbuf_offset_imm->GetValue() * 4;
const auto cbuf_offset = cbuf_offset_imm->GetValue();
bb.push_back(Comment(
fmt::format("Base address is c[0x{:x}][0x{:x}]", cbuf->GetIndex(), cbuf_offset)));

2
src/video_core/shader/decode/shift.cpp
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@@ -23,7 +23,7 @@ u32 ShaderIR::DecodeShift(BasicBlock& bb, const BasicBlock& code, u32 pc) {
} else if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset());
}
}();

5
src/video_core/shader/decode/xmad.cpp
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@@ -32,13 +32,14 @@ u32 ShaderIR::DecodeXmad(BasicBlock& bb, const BasicBlock& code, u32 pc) {
auto [is_merge, op_b, op_c] = [&]() -> std::tuple<bool, Node, Node> {
switch (opcode->get().GetId()) {
case OpCode::Id::XMAD_CR:
return {instr.xmad.merge_56, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset),
return {instr.xmad.merge_56,
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()),
GetRegister(instr.gpr39)};
case OpCode::Id::XMAD_RR:
return {instr.xmad.merge_37, GetRegister(instr.gpr20), GetRegister(instr.gpr39)};
case OpCode::Id::XMAD_RC:
return {false, GetRegister(instr.gpr39),
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset)};
GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())};
case OpCode::Id::XMAD_IMM:
return {instr.xmad.merge_37, Immediate(static_cast<u32>(instr.xmad.imm20_16)),
GetRegister(instr.gpr39)};

2
src/video_core/shader/shader_ir.h
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@@ -249,7 +249,7 @@ public:
}
u32 GetSize() const {
return max_offset + 1;
return max_offset + sizeof(float);
}
private: