Reapply r107655 with fixes; insert the pseudo instruction into
the block before calling the expansion hook. And don't
put EFLAGS in a mbb's live-in list twice.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107691 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index f2c5058..a0d7cf6 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -173,14 +173,14 @@
// Install an instruction selector.
PM.add(createX86ISelDag(*this, OptLevel));
- // Install a pass to insert x87 FP_REG_KILL instructions, as needed.
- PM.add(createX87FPRegKillInserterPass());
-
return false;
}
bool X86TargetMachine::addPreRegAlloc(PassManagerBase &PM,
CodeGenOpt::Level OptLevel) {
+ // Install a pass to insert x87 FP_REG_KILL instructions, as needed.
+ PM.add(createX87FPRegKillInserterPass());
+
PM.add(createX86MaxStackAlignmentHeuristicPass());
return false; // -print-machineinstr shouldn't print after this.
}