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Changed codegen to add 2 empty slots at the top of stack using StackSlots pass

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3873 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anand Shukla 2002-09-21 05:01:21 +00:00
parent 33db9bae15
commit c078930ee3
1 changed files with 5 additions and 0 deletions
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5
lib/Target/TargetMachine.cpp
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@ -9,6 +9,7 @@
#include "llvm/Target/MachineInstrInfo.h"
#include "llvm/Target/MachineCacheInfo.h"
#include "llvm/CodeGen/PreSelection.h"
#include "llvm/CodeGen/StackSlots.h"
#include "llvm/CodeGen/InstrSelection.h"
#include "llvm/CodeGen/InstrScheduling.h"
#include "llvm/CodeGen/RegisterAllocation.h"
@ -119,6 +120,10 @@ TargetMachine::addPassesToEmitAssembly(PassManager &PM, std::ostream &Out)
// Construct and initialize the MachineCodeForMethod object for this fn.
PM.add(new ConstructMachineCodeForFunction(*this));
//Insert empty stackslots in the stack frame of each function
//so %fp+offset-8 and %fp+offset-16 are empty slots now!
PM.add(createStackSlotsPass(*this));
// Specialize LLVM code for this target machine and then
// run basic dataflow optimizations on LLVM code.
if (!DisablePreSelect)