diff options
| author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-01-09 03:30:07 -0300 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:21 -0400 |
| commit | 2d48a7b4d0666ad16d03a22d85712617a0849046 (patch) | |
| tree | dd1069afca86f66e77e3438da77421a43adf5091 /src/shader_recompiler/frontend/ir/value.cpp | |
| parent | 75059c46d645e42e8da31fb97d003047c67b004b (diff) | |
shader: Initial recompiler work
Diffstat (limited to 'src/shader_recompiler/frontend/ir/value.cpp')
| -rw-r--r-- | src/shader_recompiler/frontend/ir/value.cpp | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/ir/value.cpp b/src/shader_recompiler/frontend/ir/value.cpp new file mode 100644 index 0000000000..7b5b35d6c5 --- /dev/null +++ b/src/shader_recompiler/frontend/ir/value.cpp @@ -0,0 +1,124 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "shader_recompiler/frontend/ir/microinstruction.h" +#include "shader_recompiler/frontend/ir/opcode.h" +#include "shader_recompiler/frontend/ir/value.h" + +namespace Shader::IR { + +Value::Value(IR::Inst* value) noexcept : type{Type::Opaque}, inst{value} {} + +Value::Value(IR::Block* value) noexcept : type{Type::Label}, label{value} {} + +Value::Value(IR::Reg value) noexcept : type{Type::Reg}, reg{value} {} + +Value::Value(IR::Pred value) noexcept : type{Type::Pred}, pred{value} {} + +Value::Value(IR::Attribute value) noexcept : type{Type::Attribute}, attribute{value} {} + +Value::Value(bool value) noexcept : type{Type::U1}, imm_u1{value} {} + +Value::Value(u8 value) noexcept : type{Type::U8}, imm_u8{value} {} + +Value::Value(u16 value) noexcept : type{Type::U16}, imm_u16{value} {} + +Value::Value(u32 value) noexcept : type{Type::U32}, imm_u32{value} {} + +Value::Value(u64 value) noexcept : type{Type::U64}, imm_u64{value} {} + +bool Value::IsIdentity() const noexcept { + return type == Type::Opaque && inst->Opcode() == Opcode::Identity; +} + +bool Value::IsEmpty() const noexcept { + return type == Type::Void; +} + +bool Value::IsImmediate() const noexcept { + if (IsIdentity()) { + return inst->Arg(0).IsImmediate(); + } + return type != Type::Opaque; +} + +bool Value::IsLabel() const noexcept { + return type == Type::Label; +} + +IR::Type Value::Type() const noexcept { + if (IsIdentity()) { + return inst->Arg(0).Type(); + } + if (type == Type::Opaque) { + return inst->Type(); + } + return type; +} + +IR::Inst* Value::Inst() const { + ValidateAccess(Type::Opaque); + return inst; +} + +IR::Block* Value::Label() const { + ValidateAccess(Type::Label); + return label; +} + +IR::Inst* Value::InstRecursive() const { + ValidateAccess(Type::Opaque); + if (IsIdentity()) { + return inst->Arg(0).InstRecursive(); + } + return inst; +} + +IR::Reg Value::Reg() const { + ValidateAccess(Type::Reg); + return reg; +} + +IR::Pred Value::Pred() const { + ValidateAccess(Type::Pred); + return pred; +} + +IR::Attribute Value::Attribute() const { + ValidateAccess(Type::Attribute); + return attribute; +} + +bool Value::U1() const { + ValidateAccess(Type::U1); + return imm_u1; +} + +u8 Value::U8() const { + ValidateAccess(Type::U8); + return imm_u8; +} + +u16 Value::U16() const { + ValidateAccess(Type::U16); + return imm_u16; +} + +u32 Value::U32() const { + ValidateAccess(Type::U32); + return imm_u32; +} + +u64 Value::U64() const { + ValidateAccess(Type::U64); + return imm_u64; +} + +void Value::ValidateAccess(IR::Type expected) const { + if (type != expected) { + throw LogicError("Reading {} out of {}", expected, type); + } +} + +} // namespace Shader::IR |