Add X86 Maximal Stack Alignment Calculator Pass before RA
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50166 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index a30c950..f75a77c 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -161,6 +161,11 @@
return false;
}
+bool X86TargetMachine::addPreRegAlloc(PassManagerBase &PM, bool Fast) {
+ PM.add(createX86MaxStackAlignmentCalculatorPass());
+ return false; // -print-machineinstr shouldn't print after this.
+}
+
bool X86TargetMachine::addPostRegAlloc(PassManagerBase &PM, bool Fast) {
PM.add(createX86FloatingPointStackifierPass());
return true; // -print-machineinstr should print after this.