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1 //===- subzero/src/IceTargetLoweringX8632.h - x86-32 lowering ---*- C++ -*-===// | 1 //===- subzero/src/IceTargetLoweringX8632.h - x86-32 lowering ---*- C++ -*-===// |
2 // | 2 // |
3 // The Subzero Code Generator | 3 // The Subzero Code Generator |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 // | 9 // |
10 // This file declares the TargetLoweringX8632 class, which | 10 // This file declares the TargetLoweringX8632 class, which |
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123 int32_t RegNum = Variable::NoRegister); | 123 int32_t RegNum = Variable::NoRegister); |
124 // Turn a pointer operand into a memory operand that can be | 124 // Turn a pointer operand into a memory operand that can be |
125 // used by a real load/store operation. Legalizes the operand as well. | 125 // used by a real load/store operation. Legalizes the operand as well. |
126 // This is a nop if the operand is already a legal memory operand. | 126 // This is a nop if the operand is already a legal memory operand. |
127 OperandX8632Mem *FormMemoryOperand(Operand *Ptr, Type Ty); | 127 OperandX8632Mem *FormMemoryOperand(Operand *Ptr, Type Ty); |
128 | 128 |
129 Variable *makeReg(Type Ty, int32_t RegNum = Variable::NoRegister); | 129 Variable *makeReg(Type Ty, int32_t RegNum = Variable::NoRegister); |
130 InstCall *makeHelperCall(const IceString &Name, Variable *Dest, | 130 InstCall *makeHelperCall(const IceString &Name, Variable *Dest, |
131 SizeT MaxSrcs) { | 131 SizeT MaxSrcs) { |
132 bool SuppressMangling = true; | 132 bool SuppressMangling = true; |
133 Type Ty = Dest ? Dest->getType() : IceType_void; | 133 const Type FunctionPointerType = IceType_i32; |
134 Constant *CallTarget = Ctx->getConstantSym(Ty, 0, Name, SuppressMangling); | 134 Constant *CallTarget = |
Jim Stichnoth
2014/07/14 19:44:17
This makes me a little nervous, based on previous
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135 Ctx->getConstantSym(FunctionPointerType, 0, Name, SuppressMangling); | |
135 InstCall *Call = InstCall::create(Func, MaxSrcs, Dest, CallTarget); | 136 InstCall *Call = InstCall::create(Func, MaxSrcs, Dest, CallTarget); |
136 return Call; | 137 return Call; |
137 } | 138 } |
138 static Type stackSlotType(); | 139 static Type stackSlotType(); |
139 | 140 |
140 Variable *copyToReg(Operand *Src, int32_t RegNum = Variable::NoRegister); | 141 Variable *copyToReg(Operand *Src, int32_t RegNum = Variable::NoRegister); |
141 | 142 |
142 // The following are helpers that insert lowered x86 instructions | 143 // The following are helpers that insert lowered x86 instructions |
143 // with minimal syntactic overhead, so that the lowering code can | 144 // with minimal syntactic overhead, so that the lowering code can |
144 // look as close to assembly as practical. | 145 // look as close to assembly as practical. |
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337 virtual ~TargetGlobalInitX8632() {} | 338 virtual ~TargetGlobalInitX8632() {} |
338 }; | 339 }; |
339 | 340 |
340 template <> void ConstantInteger::emit(GlobalContext *Ctx) const; | 341 template <> void ConstantInteger::emit(GlobalContext *Ctx) const; |
341 template <> void ConstantFloat::emit(GlobalContext *Ctx) const; | 342 template <> void ConstantFloat::emit(GlobalContext *Ctx) const; |
342 template <> void ConstantDouble::emit(GlobalContext *Ctx) const; | 343 template <> void ConstantDouble::emit(GlobalContext *Ctx) const; |
343 | 344 |
344 } // end of namespace Ice | 345 } // end of namespace Ice |
345 | 346 |
346 #endif // SUBZERO_SRC_ICETARGETLOWERINGX8632_H | 347 #endif // SUBZERO_SRC_ICETARGETLOWERINGX8632_H |
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