[X86][SSE] Vector integer/float conversion memory folding
[oota-llvm.git] / lib / Target / Target.cpp
index ed544b73eaeda36d5bc33a9354daeca6e785f7a1..4b51b3f7eea5a24750f7233132a574f31fa5f00d 100644 (file)
@@ -7,24 +7,54 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file implements the C bindings for libLLVMTarget.a, which implements
-// target information.
+// This file implements the common infrastructure (including C bindings) for 
+// libLLVMTarget.a, which implements target information.
 //
 //===----------------------------------------------------------------------===//
 
 #include "llvm-c/Target.h"
+#include "llvm-c/Initialization.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Value.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/PassManager.h"
-#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetLibraryInfo.h"
 #include <cstring>
 
 using namespace llvm;
 
+inline TargetLibraryInfo *unwrap(LLVMTargetLibraryInfoRef P) {
+  return reinterpret_cast<TargetLibraryInfo*>(P);
+}
+
+inline LLVMTargetLibraryInfoRef wrap(const TargetLibraryInfo *P) {
+  TargetLibraryInfo *X = const_cast<TargetLibraryInfo*>(P);
+  return reinterpret_cast<LLVMTargetLibraryInfoRef>(X);
+}
+
+void llvm::initializeTarget(PassRegistry &Registry) {
+  initializeDataLayoutPassPass(Registry);
+  initializeTargetLibraryInfoPass(Registry);
+}
+
+void LLVMInitializeTarget(LLVMPassRegistryRef R) {
+  initializeTarget(*unwrap(R));
+}
+
 LLVMTargetDataRef LLVMCreateTargetData(const char *StringRep) {
-  return wrap(new TargetData(StringRep));
+  return wrap(new DataLayout(StringRep));
 }
 
 void LLVMAddTargetData(LLVMTargetDataRef TD, LLVMPassManagerRef PM) {
-  unwrap(PM)->add(new TargetData(*unwrap(TD)));
+  // The DataLayoutPass must now be in sync with the module. Unfortunatelly we
+  // cannot enforce that from the C api.
+  unwrap(PM)->add(new DataLayoutPass());
+}
+
+void LLVMAddTargetLibraryInfo(LLVMTargetLibraryInfoRef TLI,
+                              LLVMPassManagerRef PM) {
+  unwrap(PM)->add(new TargetLibraryInfo(*unwrap(TLI)));
 }
 
 char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) {
@@ -33,15 +63,31 @@ char *LLVMCopyStringRepOfTargetData(LLVMTargetDataRef TD) {
 }
 
 LLVMByteOrdering LLVMByteOrder(LLVMTargetDataRef TD) {
-  return unwrap(TD)->isLittleEndian();
+  return unwrap(TD)->isLittleEndian() ? LLVMLittleEndian : LLVMBigEndian;
 }
 
 unsigned LLVMPointerSize(LLVMTargetDataRef TD) {
-  return unwrap(TD)->getPointerSize();
+  return unwrap(TD)->getPointerSize(0);
+}
+
+unsigned LLVMPointerSizeForAS(LLVMTargetDataRef TD, unsigned AS) {
+  return unwrap(TD)->getPointerSize(AS);
 }
 
 LLVMTypeRef LLVMIntPtrType(LLVMTargetDataRef TD) {
-  return wrap(unwrap(TD)->getIntPtrType());
+  return wrap(unwrap(TD)->getIntPtrType(getGlobalContext()));
+}
+
+LLVMTypeRef LLVMIntPtrTypeForAS(LLVMTargetDataRef TD, unsigned AS) {
+  return wrap(unwrap(TD)->getIntPtrType(getGlobalContext(), AS));
+}
+
+LLVMTypeRef LLVMIntPtrTypeInContext(LLVMContextRef C, LLVMTargetDataRef TD) {
+  return wrap(unwrap(TD)->getIntPtrType(*unwrap(C)));
+}
+
+LLVMTypeRef LLVMIntPtrTypeForASInContext(LLVMContextRef C, LLVMTargetDataRef TD, unsigned AS) {
+  return wrap(unwrap(TD)->getIntPtrType(*unwrap(C), AS));
 }
 
 unsigned long long LLVMSizeOfTypeInBits(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
@@ -61,7 +107,7 @@ unsigned LLVMABIAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
 }
 
 unsigned LLVMCallFrameAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
-  return unwrap(TD)->getCallFrameTypeAlignment(unwrap(Ty));
+  return unwrap(TD)->getABITypeAlignment(unwrap(Ty));
 }
 
 unsigned LLVMPreferredAlignmentOfType(LLVMTargetDataRef TD, LLVMTypeRef Ty) {
@@ -75,20 +121,16 @@ unsigned LLVMPreferredAlignmentOfGlobal(LLVMTargetDataRef TD,
 
 unsigned LLVMElementAtOffset(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
                              unsigned long long Offset) {
-  const StructType *STy = unwrap<StructType>(StructTy);
+  StructType *STy = unwrap<StructType>(StructTy);
   return unwrap(TD)->getStructLayout(STy)->getElementContainingOffset(Offset);
 }
 
 unsigned long long LLVMOffsetOfElement(LLVMTargetDataRef TD, LLVMTypeRef StructTy,
                                        unsigned Element) {
-  const StructType *STy = unwrap<StructType>(StructTy);
+  StructType *STy = unwrap<StructType>(StructTy);
   return unwrap(TD)->getStructLayout(STy)->getElementOffset(Element);
 }
 
-void LLVMInvalidateStructLayout(LLVMTargetDataRef TD, LLVMTypeRef StructTy) {
-  unwrap(TD)->InvalidateStructLayoutInfo(unwrap<StructType>(StructTy));
-}
-
 void LLVMDisposeTargetData(LLVMTargetDataRef TD) {
   delete unwrap(TD);
 }