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Merge pull request #991 from aguskov/element_ptr_inst

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Added explicit types for llvm::GetElementPtrInst::Create()
This commit is contained in:
Dmitry Babokin
2015-03-18 20:24:55 +03:00
parent fec8390f7e 97eff6a185
commit 7125026f42
4 changed files with 46 additions and 2 deletions
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25
ctx.cpp
View File

@@ -1582,7 +1582,12 @@ lGetStringAsValue(llvm::BasicBlock *bblock, const char *s) {
sConstant, var_name.c_str());
llvm::Value *indices[2] = { LLVMInt32(0), LLVMInt32(0) };
llvm::ArrayRef<llvm::Value *> arrayRef(&indices[0], &indices[2]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
return llvm::GetElementPtrInst::Create(sPtr, arrayRef, "sptr", bblock);
#else // LLVM 3.7++
return llvm::GetElementPtrInst::Create(PTYPE(sPtr),
sPtr, arrayRef, "sptr", bblock);
#endif
}
@@ -2346,9 +2351,16 @@ FunctionEmitContext::GetElementPtrInst(llvm::Value *basePtr, llvm::Value *index,
// uniform, so just emit the regular LLVM GEP instruction
llvm::Value *ind[1] = { index };
llvm::ArrayRef<llvm::Value *> arrayRef(&ind[0], &ind[1]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
llvm::Instruction *inst =
llvm::GetElementPtrInst::Create(basePtr, arrayRef,
name ? name : "gep", bblock);
#else // LLVM 3.7++
llvm::Instruction *inst =
llvm::GetElementPtrInst::Create(PTYPE(basePtr),
basePtr, arrayRef,
name ? name : "gep", bblock);
#endif
AddDebugPos(inst);
return inst;
}
@@ -2406,9 +2418,16 @@ FunctionEmitContext::GetElementPtrInst(llvm::Value *basePtr, llvm::Value *index0
// uniform, so just emit the regular LLVM GEP instruction
llvm::Value *indices[2] = { index0, index1 };
llvm::ArrayRef<llvm::Value *> arrayRef(&indices[0], &indices[2]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
llvm::Instruction *inst =
llvm::GetElementPtrInst::Create(basePtr, arrayRef,
name ? name : "gep", bblock);
#else // LLVM 3.7++
llvm::Instruction *inst =
llvm::GetElementPtrInst::Create(PTYPE(basePtr),
basePtr, arrayRef,
name ? name : "gep", bblock);
#endif
AddDebugPos(inst);
return inst;
}
@@ -2500,9 +2519,15 @@ FunctionEmitContext::AddElementOffset(llvm::Value *fullBasePtr, int elementNum,
// If the pointer is uniform, we can use the regular LLVM GEP.
llvm::Value *offsets[2] = { LLVMInt32(0), LLVMInt32(elementNum) };
llvm::ArrayRef<llvm::Value *> arrayRef(&offsets[0], &offsets[2]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
resultPtr =
llvm::GetElementPtrInst::Create(basePtr, arrayRef,
name ? name : "struct_offset", bblock);
#else // LLVM 3.7++
resultPtr =
llvm::GetElementPtrInst::Create(PTYPE(basePtr), basePtr, arrayRef,
name ? name : "struct_offset", bblock);
#endif
}
else {
// Otherwise do the math to find the offset and add it to the given

16
ispc.cpp
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@@ -1191,10 +1191,16 @@ Target::SizeOf(llvm::Type *type,
llvm::PointerType *ptrType = llvm::PointerType::get(type, 0);
llvm::Value *voidPtr = llvm::ConstantPointerNull::get(ptrType);
llvm::ArrayRef<llvm::Value *> arrayRef(&index[0], &index[1]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
llvm::Instruction *gep =
llvm::GetElementPtrInst::Create(voidPtr, arrayRef, "sizeof_gep",
insertAtEnd);
#else // LLVM 3.7++
llvm::Instruction *gep =
llvm::GetElementPtrInst::Create(PTYPE(voidPtr), voidPtr,
arrayRef, "sizeof_gep",
insertAtEnd);
#endif
if (m_is32Bit || g->opt.force32BitAddressing)
return new llvm::PtrToIntInst(gep, LLVMTypes::Int32Type,
"sizeof_int", insertAtEnd);
@@ -1223,10 +1229,16 @@ Target::StructOffset(llvm::Type *type, int element,
llvm::PointerType *ptrType = llvm::PointerType::get(type, 0);
llvm::Value *voidPtr = llvm::ConstantPointerNull::get(ptrType);
llvm::ArrayRef<llvm::Value *> arrayRef(&indices[0], &indices[2]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
llvm::Instruction *gep =
llvm::GetElementPtrInst::Create(voidPtr, arrayRef, "offset_gep",
insertAtEnd);
#else // LLVM 3.7++
llvm::Instruction *gep =
llvm::GetElementPtrInst::Create(PTYPE(voidPtr), voidPtr,
arrayRef, "offset_gep",
insertAtEnd);
#endif
if (m_is32Bit || g->opt.force32BitAddressing)
return new llvm::PtrToIntInst(gep, LLVMTypes::Int32Type,
"offset_int", insertAtEnd);

2
llvmutil.h
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@@ -50,6 +50,8 @@
#include <llvm/IR/Constants.h>
#endif
#define PTYPE(p) (llvm::cast<llvm::SequentialType>((p)->getType()->getScalarType())->getElementType())
namespace llvm {
class PHINode;
class InsertElementInst;

5
opt.cpp
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@@ -330,8 +330,13 @@ lGEPInst(llvm::Value *ptr, llvm::Value *offset, const char *name,
llvm::Instruction *insertBefore) {
llvm::Value *index[1] = { offset };
llvm::ArrayRef<llvm::Value *> arrayRef(&index[0], &index[1]);
#if defined(LLVM_3_2) || defined(LLVM_3_3) || defined(LLVM_3_4) || defined(LLVM_3_5) || defined(LLVM_3_6)
return llvm::GetElementPtrInst::Create(ptr, arrayRef, name,
insertBefore);
#else // LLVM 3.7++
return llvm::GetElementPtrInst::Create(PTYPE(ptr), ptr, arrayRef,
name, insertBefore);
#endif
}