63 lines
2.0 KiB
Diff
63 lines
2.0 KiB
Diff
Pull in r202059 from upstream clang trunk (by Roman Divacky):
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Implement getDwarfEHStackPointer() and initDwarfEHRegSizeTable() for sparcv9.
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Introduced here: http://svnweb.freebsd.org/changeset/base/262460
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Index: tools/clang/lib/CodeGen/TargetInfo.cpp
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===================================================================
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--- tools/clang/lib/CodeGen/TargetInfo.cpp
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+++ tools/clang/lib/CodeGen/TargetInfo.cpp
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@@ -5435,10 +5435,51 @@ class SparcV9TargetCodeGenInfo : public TargetCode
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public:
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SparcV9TargetCodeGenInfo(CodeGenTypes &CGT)
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: TargetCodeGenInfo(new SparcV9ABIInfo(CGT)) {}
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+
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+ int getDwarfEHStackPointer(CodeGen::CodeGenModule &M) const {
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+ return 14;
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+ }
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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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+
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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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+
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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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+
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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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+
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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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+
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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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+
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+ return false;
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+}
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+
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+
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//===----------------------------------------------------------------------===//
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// Xcore ABI Implementation
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//===----------------------------------------------------------------------===//
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