Implement getDwarfEHStackPointer() and initDwarfEHRegSizeTable() for sparcv9.
llvm-svn: 202059
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@ -5660,9 +5660,50 @@ class SparcV9TargetCodeGenInfo : public TargetCodeGenInfo {
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public:
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SparcV9TargetCodeGenInfo(CodeGenTypes &CGT)
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: TargetCodeGenInfo(new SparcV9ABIInfo(CGT)) {}
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int getDwarfEHStackPointer(CodeGen::CodeGenModule &M) const {
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return 14;
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}
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bool initDwarfEHRegSizeTable(CodeGen::CodeGenFunction &CGF,
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llvm::Value *Address) const;
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};
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} // end anonymous namespace
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bool
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SparcV9TargetCodeGenInfo::initDwarfEHRegSizeTable(CodeGen::CodeGenFunction &CGF,
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llvm::Value *Address) const {
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// This is calculated from the LLVM and GCC tables and verified
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// against gcc output. AFAIK all ABIs use the same encoding.
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CodeGen::CGBuilderTy &Builder = CGF.Builder;
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llvm::IntegerType *i8 = CGF.Int8Ty;
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llvm::Value *Four8 = llvm::ConstantInt::get(i8, 4);
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llvm::Value *Eight8 = llvm::ConstantInt::get(i8, 8);
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// 0-31: the 8-byte general-purpose registers
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AssignToArrayRange(Builder, Address, Eight8, 0, 31);
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// 32-63: f0-31, the 4-byte floating-point registers
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AssignToArrayRange(Builder, Address, Four8, 32, 63);
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// Y = 64
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// PSR = 65
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// WIM = 66
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// TBR = 67
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// PC = 68
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// NPC = 69
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// FSR = 70
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// CSR = 71
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AssignToArrayRange(Builder, Address, Eight8, 64, 71);
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// 72-87: d0-15, the 8-byte floating-point registers
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AssignToArrayRange(Builder, Address, Eight8, 72, 87);
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return false;
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}
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//===----------------------------------------------------------------------===//
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// Xcore ABI Implementation
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