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ARM function alignments were off by a power of two. svn 83242 changed

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getFunctionAlignment and the corresponding use of that value in the ARM
asm printer, but now we're using the standard asm printer.  The result of
this was that function alignments were dropped completely for Thumb functions.
Radar 8143571.

llvm-svn: 107435
This commit is contained in:
Bob Wilson 2010-07-01 22:26:26 +00:00
parent 90b6422f2f
commit 17dc7d716b
2 changed files with 7 additions and 1 deletions
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2
lib/Target/ARM/ARMISelLowering.cpp
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@ -647,7 +647,7 @@ TargetRegisterClass *ARMTargetLowering::getRegClassFor(EVT VT) const {
/// getFunctionAlignment - Return the Log2 alignment of this function.
unsigned ARMTargetLowering::getFunctionAlignment(const Function *F) const {
return getTargetMachine().getSubtarget<ARMSubtarget>().isThumb() ? 0 : 1;
return getTargetMachine().getSubtarget<ARMSubtarget>().isThumb() ? 1 : 2;
}
Sched::Preference ARMTargetLowering::getSchedulingPreference(SDNode *N) const {

6
test/CodeGen/Thumb/2010-07-01-FuncAlign.ll Normal file
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@ -0,0 +1,6 @@
; RUN: llc < %s -mtriple=thumb-apple-darwin | FileCheck %s
; Radar 8143571: Function alignments were off by a power of two.
; CHECK: .align 1
define void @test() {
ret void
}