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Finally, _actually delete the machine code_ for a function, after it has

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been emitted.  Also, since the FPK pass is causing memory access violations,
disable it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10559 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-12-20 10:20:19 +00:00
parent 028565b14b
commit 655239cc6b
2 changed files with 9 additions and 2 deletions
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3
lib/Target/X86/X86CodeEmitter.cpp
View File

@ -19,6 +19,7 @@
#include "llvm/CodeGen/MachineCodeEmitter.h" #include "llvm/CodeGen/MachineCodeEmitter.h"
#include "llvm/CodeGen/MachineFunctionPass.h" #include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h" #include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/Function.h" #include "llvm/Function.h"
#include "Support/Debug.h" #include "Support/Debug.h"
#include "Support/Statistic.h" #include "Support/Statistic.h"
@ -211,6 +212,8 @@ namespace {
bool X86TargetMachine::addPassesToEmitMachineCode(FunctionPassManager &PM, bool X86TargetMachine::addPassesToEmitMachineCode(FunctionPassManager &PM,
MachineCodeEmitter &MCE) { MachineCodeEmitter &MCE) {
PM.add(new Emitter(MCE)); PM.add(new Emitter(MCE));
// Delete machine code for this function
PM.add(createMachineCodeDeleter());
return false; return false;
} }

8
lib/Target/X86/X86TargetMachine.cpp
View File

@ -79,7 +79,7 @@ bool X86TargetMachine::addPassesToEmitAssembly(PassManager &PM,
// kill floating point registers at the end of basic blocks. this is // kill floating point registers at the end of basic blocks. this is
// done because the floating point register stackifier cannot handle // done because the floating point register stackifier cannot handle
// floating point regs that are live across basic blocks. // floating point regs that are live across basic blocks.
PM.add(createX86FloatingPointKillerPass()); //PM.add(createX86FloatingPointKillerPass());
// Perform register allocation to convert to a concrete x86 representation // Perform register allocation to convert to a concrete x86 representation
PM.add(createRegisterAllocator()); PM.add(createRegisterAllocator());
@ -101,6 +101,10 @@ bool X86TargetMachine::addPassesToEmitAssembly(PassManager &PM,
PM.add(createX86CodePrinterPass(std::cerr, *this)); PM.add(createX86CodePrinterPass(std::cerr, *this));
PM.add(createX86CodePrinterPass(Out, *this)); PM.add(createX86CodePrinterPass(Out, *this));
// Delete machine code for this function
PM.add(createMachineCodeDeleter());
return false; // success! return false; // success!
} }
@ -137,7 +141,7 @@ void X86JITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
// kill floating point registers at the end of basic blocks. this is // kill floating point registers at the end of basic blocks. this is
// done because the floating point register stackifier cannot handle // done because the floating point register stackifier cannot handle
// floating point regs that are live across basic blocks. // floating point regs that are live across basic blocks.
PM.add(createX86FloatingPointKillerPass()); //PM.add(createX86FloatingPointKillerPass());
// Perform register allocation to convert to a concrete x86 representation // Perform register allocation to convert to a concrete x86 representation
PM.add(createRegisterAllocator()); PM.add(createRegisterAllocator());