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Make this work with renamed intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26482 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -283,8 +283,11 @@ public:
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Function* get_memcpy() {
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Function* get_memcpy() {
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if (!memcpy_func) {
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if (!memcpy_func) {
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const Type *SBP = PointerType::get(Type::SByteTy);
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const Type *SBP = PointerType::get(Type::SByteTy);
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memcpy_func = M->getOrInsertFunction("llvm.memcpy", Type::VoidTy,SBP, SBP,
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const char *N = TD->getIntPtrType() == Type::UIntTy ?
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TD->getIntPtrType(), Type::UIntTy, NULL);
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"llvm.memcpy.i32" : "llvm.memcpy.i64";
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memcpy_func = M->getOrInsertFunction(N, Type::VoidTy, SBP, SBP,
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TD->getIntPtrType(), Type::UIntTy,
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NULL);
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}
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}
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return memcpy_func;
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return memcpy_func;
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}
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}
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@ -1018,16 +1021,9 @@ struct memcmpOptimization : public LibCallOptimization {
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/// bytes depending on the length of the string and the alignment. Additional
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/// bytes depending on the length of the string and the alignment. Additional
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/// optimizations are possible in code generation (sequence of immediate store)
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/// optimizations are possible in code generation (sequence of immediate store)
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/// @brief Simplify the memcpy library function.
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/// @brief Simplify the memcpy library function.
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struct LLVMMemCpyOptimization : public LibCallOptimization {
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struct LLVMMemCpyMoveOptzn : public LibCallOptimization {
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/// @brief Default Constructor
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LLVMMemCpyMoveOptzn(const char* fname, const char* desc)
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LLVMMemCpyOptimization() : LibCallOptimization("llvm.memcpy",
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: LibCallOptimization(fname, desc) {}
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"Number of 'llvm.memcpy' calls simplified") {}
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protected:
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/// @brief Subclass Constructor
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LLVMMemCpyOptimization(const char* fname, const char* desc)
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: LibCallOptimization(fname, desc) {}
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public:
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/// @brief Make sure that the "memcpy" function has the right prototype
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/// @brief Make sure that the "memcpy" function has the right prototype
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& TD) {
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virtual bool ValidateCalledFunction(const Function* f, SimplifyLibCalls& TD) {
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@ -1086,27 +1082,26 @@ public:
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ci->eraseFromParent();
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ci->eraseFromParent();
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return true;
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return true;
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}
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}
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} LLVMMemCpyOptimizer;
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};
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/// This LibCallOptimization will simplify a call to the memmove library
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/// This LibCallOptimization will simplify a call to the memcpy/memmove library
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/// function. It is identical to MemCopyOptimization except for the name of
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/// functions.
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/// the intrinsic.
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LLVMMemCpyMoveOptzn LLVMMemCpyOptimizer32("llvm.memcpy.i32",
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/// @brief Simplify the memmove library function.
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"Number of 'llvm.memcpy' calls simplified");
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struct LLVMMemMoveOptimization : public LLVMMemCpyOptimization {
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LLVMMemCpyMoveOptzn LLVMMemCpyOptimizer64("llvm.memcpy.i64",
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/// @brief Default Constructor
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"Number of 'llvm.memcpy' calls simplified");
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LLVMMemMoveOptimization() : LLVMMemCpyOptimization("llvm.memmove",
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LLVMMemCpyMoveOptzn LLVMMemMoveOptimizer32("llvm.memmove.i32",
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"Number of 'llvm.memmove' calls simplified") {}
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"Number of 'llvm.memmove' calls simplified");
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LLVMMemCpyMoveOptzn LLVMMemMoveOptimizer64("llvm.memmove.i64",
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} LLVMMemMoveOptimizer;
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"Number of 'llvm.memmove' calls simplified");
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/// This LibCallOptimization will simplify a call to the memset library
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/// This LibCallOptimization will simplify a call to the memset library
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/// function by expanding it out to a single store of size 0, 1, 2, 4, or 8
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/// function by expanding it out to a single store of size 0, 1, 2, 4, or 8
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/// bytes depending on the length argument.
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/// bytes depending on the length argument.
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struct LLVMMemSetOptimization : public LibCallOptimization {
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struct LLVMMemSetOptimization : public LibCallOptimization {
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/// @brief Default Constructor
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/// @brief Default Constructor
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LLVMMemSetOptimization() : LibCallOptimization("llvm.memset",
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LLVMMemSetOptimization(const char *Name) : LibCallOptimization(Name,
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"Number of 'llvm.memset' calls simplified") {}
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"Number of 'llvm.memset' calls simplified") {}
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public:
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/// @brief Make sure that the "memset" function has the right prototype
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/// @brief Make sure that the "memset" function has the right prototype
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virtual bool ValidateCalledFunction(const Function *F, SimplifyLibCalls &TD) {
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virtual bool ValidateCalledFunction(const Function *F, SimplifyLibCalls &TD) {
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@ -1196,7 +1191,11 @@ public:
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ci->eraseFromParent();
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ci->eraseFromParent();
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return true;
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return true;
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}
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}
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} LLVMMemSetOptimizer;
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};
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LLVMMemSetOptimization MemSet32Optimizer("llvm.memset.i32");
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LLVMMemSetOptimization MemSet64Optimizer("llvm.memset.i64");
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/// This LibCallOptimization will simplify calls to the "pow" library
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/// This LibCallOptimization will simplify calls to the "pow" library
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/// function. It looks for cases where the result of pow is well known and
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/// function. It looks for cases where the result of pow is well known and
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