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53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
//===--- IRGenFunction.cpp - Swift Per-Function IR Generation -------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements basic setup and teardown for the class which
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// performs IR generation for function bodies.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Instructions.h"
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#include "llvm/Support/SourceMgr.h"
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#include "swift/Basic/SourceLoc.h"
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#include "IRGenFunction.h"
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#include "IRGenModule.h"
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using namespace swift;
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using namespace irgen;
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IRGenFunction::IRGenFunction(IRGenModule &IGM, Type t, ArrayRef<Pattern*> p,
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ExplosionKind explosionLevel,
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unsigned uncurryLevel, llvm::Function *Fn,
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Prologue prologue)
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: IGM(IGM), Builder(IGM.getLLVMContext()), CurFuncType(t),
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CurFuncParamPatterns(p), CurFn(Fn),
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CurExplosionLevel(explosionLevel), CurUncurryLevel(uncurryLevel),
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CurPrologue(prologue), ContextPtr(nullptr) {
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emitPrologue();
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}
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IRGenFunction::~IRGenFunction() {
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emitEpilogue();
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}
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/// Call the llvm.memcpy intrinsic. The arguments need not already
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/// be of i8* type.
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void IRGenFunction::emitMemCpy(llvm::Value *dest, llvm::Value *src,
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Size size, Alignment align) {
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Builder.CreateMemCpy(dest, src, size.getValue(), align.getValue(), false);
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}
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void IRGenFunction::unimplemented(SourceLoc Loc, StringRef Message) {
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return IGM.unimplemented(Loc, Message);
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}
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