Cleaned setjmp/longjmp lowering interfaces. Now we're producing right
code (both asm & cbe) for Mingw32 target.
Removed autoconf checks for underscored versions of setjmp/longjmp.
llvm-svn: 32415
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index c139dd2..5eaac0f 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -54,10 +54,19 @@
setShiftAmountFlavor(Mask); // shl X, 32 == shl X, 0
setStackPointerRegisterToSaveRestore(X86StackPtr);
- if (!Subtarget->isTargetDarwin())
+ if (Subtarget->isTargetDarwin()) {
// Darwin should use _setjmp/_longjmp instead of setjmp/longjmp.
- setUseUnderscoreSetJmpLongJmp(true);
-
+ setUseUnderscoreSetJmp(false);
+ setUseUnderscoreLongJmp(false);
+ } else if (Subtarget->isTargetCygwin()) {
+ // MS runtime is weird: it exports _setjmp, but longjmp!
+ setUseUnderscoreSetJmp(true);
+ setUseUnderscoreLongJmp(false);
+ } else {
+ setUseUnderscoreSetJmp(true);
+ setUseUnderscoreLongJmp(true);
+ }
+
// Add legal addressing mode scale values.
addLegalAddressScale(8);
addLegalAddressScale(4);