Reland "Fix miscompile of MS inline assembly with stack realignment"
This re-lands commit r196876, which was reverted in r196879.
The tests have been fixed to pass on platforms with a stack alignment
larger than 4.
Update to clang side tests will land shortly.
llvm-svn: 196939
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 6c335d9..506b738 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -428,7 +428,9 @@
SDB->init(GFI, *AA, LibInfo);
- MF->setHasMSInlineAsm(false);
+ MF->setHasInlineAsm(false);
+ MF->getFrameInfo()->setHasInlineAsmWithSPAdjust(false);
+
SelectAllBasicBlocks(Fn);
// If the first basic block in the function has live ins that need to be
@@ -512,7 +514,7 @@
for (MachineFunction::const_iterator I = MF->begin(), E = MF->end(); I != E;
++I) {
- if (MFI->hasCalls() && MF->hasMSInlineAsm())
+ if (MFI->hasCalls() && MF->hasInlineAsm())
break;
const MachineBasicBlock *MBB = I;
@@ -523,8 +525,8 @@
II->isStackAligningInlineAsm()) {
MFI->setHasCalls(true);
}
- if (II->isMSInlineAsm()) {
- MF->setHasMSInlineAsm(true);
+ if (II->isInlineAsm()) {
+ MF->setHasInlineAsm(true);
}
}
}