diff options
| -rw-r--r-- | llvm/lib/CodeGen/PrologEpilogInserter.cpp | 13 | ||||
| -rw-r--r-- | llvm/test/CodeGen/ARM/warn-stack.ll | 24 | ||||
| -rw-r--r-- | llvm/test/CodeGen/X86/warn-stack.ll | 24 |
3 files changed, 0 insertions, 61 deletions
diff --git a/llvm/lib/CodeGen/PrologEpilogInserter.cpp b/llvm/lib/CodeGen/PrologEpilogInserter.cpp index 3a77af0cc49..959dd7df58e 100644 --- a/llvm/lib/CodeGen/PrologEpilogInserter.cpp +++ b/llvm/lib/CodeGen/PrologEpilogInserter.cpp @@ -35,7 +35,6 @@ #include "llvm/Support/CommandLine.h" #include "llvm/Support/Compiler.h" #include "llvm/Support/Debug.h" -#include "llvm/Support/raw_ostream.h" #include "llvm/Target/TargetFrameLowering.h" #include "llvm/Target/TargetInstrInfo.h" #include "llvm/Target/TargetMachine.h" @@ -47,11 +46,6 @@ using namespace llvm; char PEI::ID = 0; char &llvm::PrologEpilogCodeInserterID = PEI::ID; -static cl::opt<uint64_t> -WarnStackSize("warn-stack-size", cl::Hidden, - cl::desc("Warn for stack size bigger than the given" - " number")); - INITIALIZE_PASS_BEGIN(PEI, "prologepilog", "Prologue/Epilogue Insertion", false, false) INITIALIZE_PASS_DEPENDENCY(MachineLoopInfo) @@ -134,13 +128,6 @@ bool PEI::runOnMachineFunction(MachineFunction &Fn) { // Clear any vregs created by virtual scavenging. Fn.getRegInfo().clearVirtRegs(); - // Warn on stack size when we exceeds the given limit. - MachineFrameInfo *MFI = Fn.getFrameInfo(); - if (WarnStackSize.getNumOccurrences() > 0 && - WarnStackSize < MFI->getStackSize()) - errs() << "warning: Stack size limit exceeded (" << MFI->getStackSize() - << ") in " << Fn.getName() << ".\n"; - delete RS; clearAllSets(); return true; diff --git a/llvm/test/CodeGen/ARM/warn-stack.ll b/llvm/test/CodeGen/ARM/warn-stack.ll deleted file mode 100644 index 9538bbf1048..00000000000 --- a/llvm/test/CodeGen/ARM/warn-stack.ll +++ /dev/null @@ -1,24 +0,0 @@ -; RUN: llc -mtriple thumbv7-apple-ios3.0.0 -warn-stack-size=80 < %s 2>&1 >/dev/null | FileCheck %s -; Check the internal option that warns when the stack size exceeds the -; given amount. -; <rdar://13987214> - -; CHECK-NOT: nowarn -define void @nowarn() nounwind ssp { -entry: - %buffer = alloca [12 x i8], align 1 - %arraydecay = getelementptr inbounds [12 x i8]* %buffer, i64 0, i64 0 - call void @doit(i8* %arraydecay) nounwind - ret void -} - -; CHECK: warning: Stack size limit exceeded (96) in warn. -define void @warn() nounwind ssp { -entry: - %buffer = alloca [80 x i8], align 1 - %arraydecay = getelementptr inbounds [80 x i8]* %buffer, i64 0, i64 0 - call void @doit(i8* %arraydecay) nounwind - ret void -} - -declare void @doit(i8*) diff --git a/llvm/test/CodeGen/X86/warn-stack.ll b/llvm/test/CodeGen/X86/warn-stack.ll deleted file mode 100644 index 6c5b0a4a314..00000000000 --- a/llvm/test/CodeGen/X86/warn-stack.ll +++ /dev/null @@ -1,24 +0,0 @@ -; RUN: llc -mtriple x86_64-apple-10.8.0 -warn-stack-size=80 < %s 2>&1 >/dev/null | FileCheck %s -; Check the internal option that warns when the stack size exceeds the -; given amount. -; <rdar://13987214> - -; CHECK-NOT: nowarn -define void @nowarn() nounwind ssp { -entry: - %buffer = alloca [12 x i8], align 1 - %arraydecay = getelementptr inbounds [12 x i8]* %buffer, i64 0, i64 0 - call void @doit(i8* %arraydecay) nounwind - ret void -} - -; CHECK: warning: Stack size limit exceeded (88) in warn. -define void @warn() nounwind ssp { -entry: - %buffer = alloca [80 x i8], align 1 - %arraydecay = getelementptr inbounds [80 x i8]* %buffer, i64 0, i64 0 - call void @doit(i8* %arraydecay) nounwind - ret void -} - -declare void @doit(i8*) |
