From 2d630d7bc9ae746d353211c3532dfa8e4f0ce9d5 Mon Sep 17 00:00:00 2001 From: Eric Christopher Date: Fri, 19 Nov 2010 22:37:58 +0000 Subject: [PATCH] Update comment. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119861 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/ARM/ARMFastISel.cpp | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp index 9330e2d0f42..719cf5a61b5 100644 --- a/lib/Target/ARM/ARMFastISel.cpp +++ b/lib/Target/ARM/ARMFastISel.cpp @@ -609,9 +609,8 @@ bool ARMFastISel::ARMComputeAddress(const Value *Obj, Address &Addr) { const User *U = NULL; unsigned Opcode = Instruction::UserOp1; if (const Instruction *I = dyn_cast(Obj)) { - // Don't walk into other basic blocks; it's possible we haven't - // visited them yet, so the instructions may not yet be assigned - // virtual registers. + // Don't walk into other basic blocks unless the object is an alloca from + // another block, otherwise it may not have a virtual register assigned. if (FuncInfo.StaticAllocaMap.count(static_cast(Obj)) || FuncInfo.MBBMap[I->getParent()] == FuncInfo.MBB) { Opcode = I->getOpcode();