Make ARM and X86 LowerMEMCPY identical by moving the isThumb check into getMaxInlineSizeThreshold
and by restructuring the X86 version.
New I just have to move this to a common place :-)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43554 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h
index 5b5ee39..087623d 100644
--- a/lib/Target/ARM/ARMSubtarget.h
+++ b/lib/Target/ARM/ARMSubtarget.h
@@ -62,7 +62,11 @@
///
ARMSubtarget(const Module &M, const std::string &FS, bool thumb);
- unsigned getMaxInlineSizeThreshold() const { return 64; }
+ unsigned getMaxInlineSizeThreshold() const {
+ // FIXME: For now, we don't lower memcpy's to loads / stores for Thumb.
+ // Change this once Thumb ldmia / stmia support is added.
+ return isThumb() ? 0 : 64;
+ }
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.
void ParseSubtargetFeatures(const std::string &FS, const std::string &CPU);