RPCSX/llvm
1
0
Fork 0
mirror of https://github.com/RPCSX/llvm.git synced 2024-11-25 04:39:44 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

[SystemZ] Also clear kill flag for index reg in splitMove().

Browse Source 
Discovered by running fp-move-05.ll with -verify-machineinstrs (added
to test case run).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@251298 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jonas Paulsson 2015-10-26 15:03:41 +00:00
parent 599024dc12
commit 955fcc6b5e
2 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/Target/SystemZ/SystemZInstrInfo.cpp
View File

@ -69,8 +69,10 @@ void SystemZInstrInfo::splitMove(MachineBasicBlock::iterator MI,
MachineOperand &LowOffsetOp = MI->getOperand(2);
LowOffsetOp.setImm(LowOffsetOp.getImm() + 8);
// Clear the kill flag for the address reg in the first instruction.
// Clear the kill flags for the base and index registers in the first
// instruction.
EarlierMI->getOperand(1).setIsKill(false);
EarlierMI->getOperand(3).setIsKill(false);
// Set the opcodes.
unsigned HighOpcode = getOpcodeForOffset(NewOpcode, HighOffsetOp.getImm());

2
test/CodeGen/SystemZ/fp-move-05.ll
View File

@ -1,6 +1,6 @@
; Test 128-bit floating-point loads.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; RUN: llc < %s -mtriple=s390x-linux-gnu -verify-machineinstrs | FileCheck %s
; Check loads with no offset.
define double @f1(i64 %src) {