6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-01-17 21:35:07 +00:00
Code Issues Projects Releases Wiki Activity

The llvm.atomic intrinsics *were* removed in LLVM 3.0 (in r141333), remove the

Browse Source 
autoupgrade logic for 2.9 and before.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145176 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2011-11-27 08:18:55 +00:00
parent 3211c6e31b
commit 875882a184
1 changed files with 1 additions and 68 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

69
lib/VMCore/AutoUpgrade.cpp
View File

@ -40,21 +40,6 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
switch (Name[0]) {
default: break;
case 'a':
if (Name.startswith("atomic.cmp.swap") ||
Name.startswith("atomic.swap") ||
Name.startswith("atomic.load.add") ||
Name.startswith("atomic.load.sub") ||
Name.startswith("atomic.load.and") ||
Name.startswith("atomic.load.nand") ||
Name.startswith("atomic.load.or") ||
Name.startswith("atomic.load.xor") ||
Name.startswith("atomic.load.max") ||
Name.startswith("atomic.load.min") ||
Name.startswith("atomic.load.umax") ||
Name.startswith("atomic.load.umin"))
return true;
break;
case 'm':
if (Name == "memory.barrier")
return true;
@ -96,59 +81,7 @@ void llvm::UpgradeIntrinsicCall(CallInst *CI, Function *NewFn) {
assert(F && "CallInst has no function associated with it.");
if (!NewFn) {
if (F->getName().startswith("llvm.atomic.cmp.swap")) {
IRBuilder<> Builder(C);
Builder.SetInsertPoint(CI->getParent(), CI);
Value *Val = Builder.CreateAtomicCmpXchg(CI->getArgOperand(0),
CI->getArgOperand(1),
CI->getArgOperand(2),
Monotonic);
// Replace intrinsic.
Val->takeName(CI);
if (!CI->use_empty())
CI->replaceAllUsesWith(Val);
CI->eraseFromParent();
} else if (F->getName().startswith("llvm.atomic")) {
IRBuilder<> Builder(C);
Builder.SetInsertPoint(CI->getParent(), CI);
AtomicRMWInst::BinOp Op;
if (F->getName().startswith("llvm.atomic.swap"))
Op = AtomicRMWInst::Xchg;
else if (F->getName().startswith("llvm.atomic.load.add"))
Op = AtomicRMWInst::Add;
else if (F->getName().startswith("llvm.atomic.load.sub"))
Op = AtomicRMWInst::Sub;
else if (F->getName().startswith("llvm.atomic.load.and"))
Op = AtomicRMWInst::And;
else if (F->getName().startswith("llvm.atomic.load.nand"))
Op = AtomicRMWInst::Nand;
else if (F->getName().startswith("llvm.atomic.load.or"))
Op = AtomicRMWInst::Or;
else if (F->getName().startswith("llvm.atomic.load.xor"))
Op = AtomicRMWInst::Xor;
else if (F->getName().startswith("llvm.atomic.load.max"))
Op = AtomicRMWInst::Max;
else if (F->getName().startswith("llvm.atomic.load.min"))
Op = AtomicRMWInst::Min;
else if (F->getName().startswith("llvm.atomic.load.umax"))
Op = AtomicRMWInst::UMax;
else if (F->getName().startswith("llvm.atomic.load.umin"))
Op = AtomicRMWInst::UMin;
else
llvm_unreachable("Unknown atomic");
Value *Val = Builder.CreateAtomicRMW(Op, CI->getArgOperand(0),
CI->getArgOperand(1),
Monotonic);
// Replace intrinsic.
Val->takeName(CI);
if (!CI->use_empty())
CI->replaceAllUsesWith(Val);
CI->eraseFromParent();
} else if (F->getName() == "llvm.memory.barrier") {
if (F->getName() == "llvm.memory.barrier") {
IRBuilder<> Builder(C);
Builder.SetInsertPoint(CI->getParent(), CI);