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ARM: constrain register-class in fast-isel

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The tests were no longer using fast-isel at all (MachO needs an "ios" rather
than "darwin" triple at the moment and Linux needs ARM mode). Once that was
corrected, the verifier complained about a t2ADDri created for the alloca.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197046 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tim Northover 2013-12-11 16:04:57 +00:00
parent 00a9489ff3
commit ee06f15a0e
2 changed files with 7 additions and 5 deletions
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4
lib/Target/ARM/ARMFastISel.cpp
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@ -801,9 +801,11 @@ unsigned ARMFastISel::TargetMaterializeAlloca(const AllocaInst *AI) {
// This will get lowered later into the correct offsets and registers
// via rewriteXFrameIndex.
if (SI != FuncInfo.StaticAllocaMap.end()) {
unsigned Opc = isThumb2 ? ARM::t2ADDri : ARM::ADDri;
const TargetRegisterClass* RC = TLI.getRegClassFor(VT);
unsigned ResultReg = createResultReg(RC);
unsigned Opc = isThumb2 ? ARM::t2ADDri : ARM::ADDri;
ResultReg = constrainOperandRegClass(TII.get(Opc), ResultReg, 0);
AddOptionalDefs(BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DL,
TII.get(Opc), ResultReg)
.addFrameIndex(SI->second)

8
test/CodeGen/ARM/fast-isel-static.ll
View File

@ -1,7 +1,7 @@
; RUN: llc < %s -mtriple=thumbv7-apple-darwin -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static -arm-long-calls | FileCheck -check-prefix=CHECK-LONG %s
; RUN: llc < %s -mtriple=thumbv7-linux-gnueabi -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static -arm-long-calls | FileCheck -check-prefix=CHECK-LONG %s
; RUN: llc < %s -mtriple=thumbv7-apple-darwin -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static | FileCheck -check-prefix=CHECK-NORM %s
; RUN: llc < %s -mtriple=thumbv7-linux-gnueabi -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static | FileCheck -check-prefix=CHECK-NORM %s
; RUN: llc < %s -mtriple=thumbv7-apple-ios -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static -arm-long-calls | FileCheck -check-prefix=CHECK-LONG %s
; RUN: llc < %s -mtriple=armv7-linux-gnueabi -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static -arm-long-calls | FileCheck -check-prefix=CHECK-LONG %s
; RUN: llc < %s -mtriple=thumbv7-apple-ios -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static | FileCheck -check-prefix=CHECK-NORM %s
; RUN: llc < %s -mtriple=armv7-linux-gnueabi -O0 -verify-machineinstrs -fast-isel-abort -relocation-model=static | FileCheck -check-prefix=CHECK-NORM %s
define void @myadd(float* %sum, float* %addend) nounwind {
entry: