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Revert r141529. This is causing failures in the test-suite, like bigstack and ReedSolomon. Boo...

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141716 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2011-10-11 21:40:47 +00:00
parent 395d76c5a3
commit e575499d83
2 changed files with 3 additions and 12 deletions
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13
lib/Target/ARM/ARMBaseRegisterInfo.cpp
View File

@ -1109,20 +1109,11 @@ bool ARMBaseRegisterInfo::isFrameOffsetLegal(const MachineInstr *MI,
case ARMII::AddrMode3:
NumBits = 8;
break;
case ARMII::AddrModeT1_s: {
const MachineBasicBlock &MBB = *MI->getParent();
const MachineFunction &MF = *MBB.getParent();
unsigned FrameReg = ARM::SP;
if (MF.getFrameInfo()->hasVarSizedObjects())
// There are alloca()'s in this function, must reference off the frame
// pointer or base pointer instead.
FrameReg = (!hasBasePointer(MF) ?BasePtr : getFrameRegister(MF));
NumBits = (FrameReg == ARM::SP) ? 8 : 5;
case ARMII::AddrModeT1_s:
NumBits = 5;
Scale = 4;
isSigned = false;
break;
}
default:
llvm_unreachable("Unsupported addressing mode!");
break;

2
test/CodeGen/Thumb/vargs.ll
View File

@ -1,5 +1,5 @@
; RUN: llc < %s -march=thumb
; RUN: llc < %s -mtriple=thumb-linux | grep pop | count 1
; RUN: llc < %s -mtriple=thumb-linux | grep pop | count 2
; RUN: llc < %s -mtriple=thumb-darwin | grep pop | count 2
@str = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]