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Refer to the RegisterCoalescer pass by ID.

Browse Source 
A public interface is no longer needed since RegisterCoalescer is not an
analysis any more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137082 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-08-09 00:29:53 +00:00
parent 3148a65490
commit 27215676c7
7 changed files with 11 additions and 19 deletions
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9
include/llvm/CodeGen/Passes.h
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@ -24,7 +24,6 @@ namespace llvm {
class MachineFunctionPass;
class PassInfo;
class TargetLowering;
class RegisterCoalescer;
class raw_ostream;
/// createUnreachableBlockEliminationPass - The LLVM code generator does not
@ -81,6 +80,9 @@ namespace llvm {
/// register allocators.
extern char &TwoAddressInstructionPassID;
/// RegisteCoalescer pass - This pass merges live ranges to eliminate copies.
extern char &RegisterCoalescerPassID;
/// SpillPlacement analysis. Suggest optimal placement of spill code between
/// basic blocks.
///
@ -125,11 +127,6 @@ namespace llvm {
///
FunctionPass *createDefaultPBQPRegisterAllocator();
/// RegisterCoalescer Pass - Coalesce all copies possible. Can run
/// independently of the register allocator.
///
RegisterCoalescer *createRegisterCoalescer();
/// PrologEpilogCodeInserter Pass - This pass inserts prolog and epilog code,
/// and eliminates abstract frame references.
///

3
lib/CodeGen/RegAllocBasic.cpp
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@ -20,7 +20,6 @@
#include "RenderMachineFunction.h"
#include "Spiller.h"
#include "VirtRegMap.h"
#include "RegisterCoalescer.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AliasAnalysis.h"
@ -160,7 +159,7 @@ void RABasic::getAnalysisUsage(AnalysisUsage &AU) const {
AU.addPreserved<LiveDebugVariables>();
if (StrongPHIElim)
AU.addRequiredID(StrongPHIEliminationID);
AU.addRequiredTransitive<RegisterCoalescer>();
AU.addRequiredTransitiveID(RegisterCoalescerPassID);
AU.addRequired<CalculateSpillWeights>();
AU.addRequired<LiveStacks>();
AU.addPreserved<LiveStacks>();

3
lib/CodeGen/RegAllocGreedy.cpp
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@ -22,7 +22,6 @@
#include "SpillPlacement.h"
#include "SplitKit.h"
#include "VirtRegMap.h"
#include "RegisterCoalescer.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Function.h"
@ -324,7 +323,7 @@ void RAGreedy::getAnalysisUsage(AnalysisUsage &AU) const {
AU.addPreserved<LiveDebugVariables>();
if (StrongPHIElim)
AU.addRequiredID(StrongPHIEliminationID);
AU.addRequiredTransitive<RegisterCoalescer>();
AU.addRequiredTransitiveID(RegisterCoalescerPassID);
AU.addRequired<CalculateSpillWeights>();
AU.addRequired<LiveStacks>();
AU.addPreserved<LiveStacks>();

3
lib/CodeGen/RegAllocLinearScan.cpp
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@ -18,7 +18,6 @@
#include "VirtRegRewriter.h"
#include "RegisterClassInfo.h"
#include "Spiller.h"
#include "RegisterCoalescer.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Function.h"
#include "llvm/CodeGen/CalcSpillWeights.h"
@ -209,7 +208,7 @@ namespace {
AU.addRequiredID(StrongPHIEliminationID);
// Make sure PassManager knows which analyses to make available
// to coalescing and which analyses coalescing invalidates.
AU.addRequiredTransitive<RegisterCoalescer>();
AU.addRequiredTransitiveID(RegisterCoalescerPassID);
AU.addRequired<CalculateSpillWeights>();
AU.addRequiredID(LiveStacksID);
AU.addPreservedID(LiveStacksID);

2
lib/CodeGen/RegAllocPBQP.cpp
View File

@ -450,7 +450,7 @@ void RegAllocPBQP::getAnalysisUsage(AnalysisUsage &au) const {
au.addPreserved<SlotIndexes>();
au.addRequired<LiveIntervals>();
//au.addRequiredID(SplitCriticalEdgesID);
au.addRequired<RegisterCoalescer>();
au.addRequiredID(RegisterCoalescerPassID);
if (customPassID)
au.addRequiredID(*customPassID);
au.addRequired<CalculateSpillWeights>();

6
lib/CodeGen/RegisterCoalescer.cpp
View File

@ -75,6 +75,8 @@ VerifyCoalescing("verify-coalescing",
cl::desc("Verify machine instrs before and after register coalescing"),
cl::Hidden);
char &llvm::RegisterCoalescerPassID = RegisterCoalescer::ID;
INITIALIZE_PASS_BEGIN(RegisterCoalescer, "simple-register-coalescing",
"Simple Register Coalescing", false, false)
INITIALIZE_PASS_DEPENDENCY(LiveIntervals)
@ -1841,7 +1843,3 @@ bool RegisterCoalescer::runOnMachineFunction(MachineFunction &fn) {
void RegisterCoalescer::print(raw_ostream &O, const Module* m) const {
li_->print(O, m);
}
RegisterCoalescer *llvm::createRegisterCoalescer() {
return new RegisterCoalescer();
}

4
lib/CodeGen/Splitter.cpp
View File

@ -11,7 +11,6 @@
#include "Splitter.h"
#include "RegisterCoalescer.h"
#include "llvm/Module.h"
#include "llvm/CodeGen/CalcSpillWeights.h"
#include "llvm/CodeGen/LiveIntervalAnalysis.h"
@ -20,6 +19,7 @@
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/SlotIndexes.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
@ -262,7 +262,7 @@ namespace llvm {
au.addPreserved<MachineDominatorTree>();
au.addRequired<MachineLoopInfo>();
au.addPreserved<MachineLoopInfo>();
au.addPreserved<RegisterCoalescer>();
au.addPreservedID(RegisterCoalescerPassID);
au.addPreserved<CalculateSpillWeights>();
au.addPreserved<LiveStacks>();
au.addRequired<SlotIndexes>();