* No longer need lowerallocation pass
* Add X86 Stackifier pass
* Add peephole optimizer pass
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5233 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index 7075a33..db84665 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -6,9 +6,9 @@
#include "X86TargetMachine.h"
#include "X86.h"
-#include "llvm/Transforms/Scalar.h"
#include "llvm/Target/TargetMachineImpls.h"
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/Passes.h"
#include "llvm/PassManager.h"
#include "Support/CommandLine.h"
#include "Support/Statistic.h"
@@ -40,21 +40,17 @@
FrameInfo(TargetFrameInfo::StackGrowsDown, 1/*16*/, 0) {
}
-
/// addPassesToJITCompile - Add passes to the specified pass manager to
/// implement a fast dynamic compiler for this target. Return true if this is
/// not supported for this target.
///
bool X86TargetMachine::addPassesToJITCompile(PassManager &PM) {
- // For the moment we have decided that malloc and free will be
- // taken care of by converting them to calls, using the existing
- // LLVM scalar transforms pass to do this.
- PM.add(createLowerAllocationsPass());
-
PM.add(createSimpleX86InstructionSelector(*this));
// TODO: optional optimizations go here
+ // FIXME: Add SSA based peephole optimizer here.
+
// Print the instruction selected machine code...
if (PrintCode)
PM.add(createMachineFunctionPrinterPass());
@@ -68,14 +64,19 @@
if (PrintCode)
PM.add(createMachineFunctionPrinterPass());
+ PM.add(createX86FloatingPointStackifierPass());
+
+ if (PrintCode)
+ PM.add(createMachineFunctionPrinterPass());
+
// Insert prolog/epilog code. Eliminate abstract frame index references...
PM.add(createPrologEpilogCodeInserter());
+ PM.add(createX86PeepholeOptimizerPass());
+
if (PrintCode) // Print the register-allocated code
PM.add(createX86CodePrinterPass(std::cerr));
- PM.add(createMachineCodeDestructionPass());
-
return false; // success!
}