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Provide a legal pointer register class when targeting thumb1.

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The LocalStackSlotAllocation pass was creating illegal registers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128687 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-03-31 23:02:15 +00:00
parent 0caa420042
commit 1db952d0c6
3 changed files with 8 additions and 1 deletions
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5
lib/Target/ARM/Thumb1RegisterInfo.cpp
View File

@ -48,6 +48,11 @@ Thumb1RegisterInfo::Thumb1RegisterInfo(const ARMBaseInstrInfo &tii,
: ARMBaseRegisterInfo(tii, sti) { : ARMBaseRegisterInfo(tii, sti) {
} }
const TargetRegisterClass *
Thumb1RegisterInfo::getPointerRegClass(unsigned Kind) const {
return ARM::tGPRRegisterClass;
}
/// emitLoadConstPool - Emits a load from constpool to materialize the /// emitLoadConstPool - Emits a load from constpool to materialize the
/// specified immediate. /// specified immediate.
void void

2
lib/Target/ARM/Thumb1RegisterInfo.h
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@ -28,6 +28,8 @@ struct Thumb1RegisterInfo : public ARMBaseRegisterInfo {
public: public:
Thumb1RegisterInfo(const ARMBaseInstrInfo &tii, const ARMSubtarget &STI); Thumb1RegisterInfo(const ARMBaseInstrInfo &tii, const ARMSubtarget &STI);
const TargetRegisterClass *getPointerRegClass(unsigned Kind = 0) const;
/// emitLoadConstPool - Emits a load from constpool to materialize the /// emitLoadConstPool - Emits a load from constpool to materialize the
/// specified immediate. /// specified immediate.
void emitLoadConstPool(MachineBasicBlock &MBB, void emitLoadConstPool(MachineBasicBlock &MBB,

2
test/CodeGen/Thumb/2009-08-20-ISelBug.ll
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@ -1,4 +1,4 @@
; RUN: llc < %s -mtriple=thumbv6-apple-darwin -relocation-model=pic -disable-fp-elim -mattr=+v6 | FileCheck %s ; RUN: llc < %s -mtriple=thumbv6-apple-darwin -relocation-model=pic -disable-fp-elim -mattr=+v6 -verify-machineinstrs | FileCheck %s
; rdar://7157006 ; rdar://7157006
%struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 } %struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }