Date: Thu, 23 Feb 2017 19:13:48 +0000 (UTC) From: Dimitry Andric <dim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r314168 - in vendor/llvm/dist: lib/Target/ARM test/CodeGen/ARM Message-ID: <201702231913.v1NJDmNw020435@repo.freebsd.org>
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Author: dim Date: Thu Feb 23 19:13:48 2017 New Revision: 314168 URL: https://svnweb.freebsd.org/changeset/base/314168 Log: Vendor import of llvm release_40 branch r296002: https://llvm.org/svn/llvm-project/llvm/branches/release_40@296002 Added: vendor/llvm/dist/test/CodeGen/ARM/alias_store.ll Modified: vendor/llvm/dist/lib/Target/ARM/ARMISelLowering.cpp Modified: vendor/llvm/dist/lib/Target/ARM/ARMISelLowering.cpp ============================================================================== --- vendor/llvm/dist/lib/Target/ARM/ARMISelLowering.cpp Thu Feb 23 19:02:40 2017 (r314167) +++ vendor/llvm/dist/lib/Target/ARM/ARMISelLowering.cpp Thu Feb 23 19:13:48 2017 (r314168) @@ -3027,17 +3027,20 @@ static SDValue promoteToConstantPool(con return DAG.getNode(ARMISD::Wrapper, dl, MVT::i32, CPAddr); } +static bool isReadOnly(const GlobalValue *GV) { + if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(GV)) + GV = GA->getBaseObject(); + return (isa<GlobalVariable>(GV) && cast<GlobalVariable>(GV)->isConstant()) || + isa<Function>(GV); +} + SDValue ARMTargetLowering::LowerGlobalAddressELF(SDValue Op, SelectionDAG &DAG) const { EVT PtrVT = getPointerTy(DAG.getDataLayout()); SDLoc dl(Op); const GlobalValue *GV = cast<GlobalAddressSDNode>(Op)->getGlobal(); const TargetMachine &TM = getTargetMachine(); - if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(GV)) - GV = GA->getBaseObject(); - bool IsRO = - (isa<GlobalVariable>(GV) && cast<GlobalVariable>(GV)->isConstant()) || - isa<Function>(GV); + bool IsRO = isReadOnly(GV); // promoteToConstantPool only if not generating XO text section if (TM.shouldAssumeDSOLocal(*GV->getParent(), GV) && !Subtarget->genExecuteOnly()) Added: vendor/llvm/dist/test/CodeGen/ARM/alias_store.ll ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ vendor/llvm/dist/test/CodeGen/ARM/alias_store.ll Thu Feb 23 19:13:48 2017 (r314168) @@ -0,0 +1,16 @@ +; RUN: llc < %s -mtriple=arm-linux-gnueabi | FileCheck %s + +@X = constant {i8, i8 } { i8 0, i8 0 } +@XA = alias i8, getelementptr inbounds ({ i8, i8 }, {i8, i8}* @X, i32 0, i32 1) + +define void @f(i8** %p) align 2 { +entry: + store i8* @XA, i8 **%p, align 4 + ret void +} + +; CHECK: f: +; CHECK: ldr r{{.*}}, [[L:.*]] +; CHECK: [[L]]: +; CHECK-NEXT: .long XA +; CHECK: XA = X+1
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