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[LLVM-C] Add coroutine passes 

Differential Revision: https://reviews.llvm.org/D50950

llvm-svn: 340147
This commit is contained in:
whitequark 2018-08-19 23:39:57 +00:00
parent b56a4d3149
commit c438ac2352
2 changed files with 72 additions and 0 deletions
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55
llvm/include/llvm-c/Transforms/Coroutines.h Normal file
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@ -0,0 +1,55 @@
/*===-- Coroutines.h - Coroutines Library C Interface -----------*- C++ -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
|* This file is distributed under the University of Illinois Open Source *|
|* License. See LICENSE.TXT for details. *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This header declares the C interface to libLLVMCoroutines.a, which *|
|* implements various scalar transformations of the LLVM IR. *|
|* *|
|* Many exotic languages can interoperate with C code but have a harder time *|
|* with C++ due to name mangling. So in addition to C, this interface enables *|
|* tools written in such languages. *|
|* *|
\*===----------------------------------------------------------------------===*/
#ifndef LLVM_C_TRANSFORMS_COROUTINES_H
#define LLVM_C_TRANSFORMS_COROUTINES_H
#include "llvm-c/Types.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup LLVMCTransformsCoroutines Coroutine transformations
* @ingroup LLVMCTransforms
*
* @{
*/
/** See llvm::createCoroEarlyPass function. */
void LLVMAddCoroEarlyPass(LLVMPassManagerRef PM);
/** See llvm::createCoroSplitPass function. */
void LLVMAddCoroSplitPass(LLVMPassManagerRef PM);
/** See llvm::createCoroElidePass function. */
void LLVMAddCoroElidePass(LLVMPassManagerRef PM);
/** See llvm::createCoroCleanupPass function. */
void LLVMAddCoroCleanupPass(LLVMPassManagerRef PM);
/**
* @}
*/
#ifdef __cplusplus
}
#endif /* defined(__cplusplus) */
#endif

17
llvm/lib/Transforms/Coroutines/Coroutines.cpp
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@ -12,6 +12,7 @@
//===----------------------------------------------------------------------===//
#include "llvm/Transforms/Coroutines.h"
#include "llvm-c/Transforms/Coroutines.h"
#include "CoroInstr.h"
#include "CoroInternal.h"
#include "llvm/ADT/SmallVector.h"
@ -344,3 +345,19 @@ void coro::Shape::buildFrom(Function &F) {
for (CoroSaveInst *CoroSave : UnusedCoroSaves)
CoroSave->eraseFromParent();
}
void LLVMAddCoroEarlyPass(LLVMPassManagerRef PM) {
unwrap(PM)->add(createCoroEarlyPass());
}
void LLVMAddCoroSplitPass(LLVMPassManagerRef PM) {
unwrap(PM)->add(createCoroSplitPass());
}
void LLVMAddCoroElidePass(LLVMPassManagerRef PM) {
unwrap(PM)->add(createCoroElidePass());
}
void LLVMAddCoroCleanupPass(LLVMPassManagerRef PM) {
unwrap(PM)->add(createCoroCleanupPass());
}