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Lower small memcpys to load/stores on Thumb2.

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Radar 7686922.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98210 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-03-11 00:20:49 +00:00
parent 2cb4202f07
commit 4d6113ee06
1 changed files with 3 additions and 3 deletions
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6
lib/Target/ARM/ARMSubtarget.h
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@ -94,9 +94,9 @@ protected:
/// getMaxInlineSizeThreshold - Returns the maximum memset / memcpy size
/// that still makes it profitable to inline the call.
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;
// FIXME: For now, we don't lower memcpy's to loads / stores for Thumb1.
// Change this once Thumb1 ldmia / stmia support is added.
return isThumb1Only() ? 0 : 64;
}
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.