Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(457)

Side by Side Diff: lib/Target/ARM/ARMNaClRewritePass.cpp

Issue 940243003: PNaCl localmod mods in LLVM to 223109 (local files only) (Closed)
Patch Set: xx Created 5 years, 10 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 //===-- ARMNaClRewritePass.cpp - Native Client Rewrite Pass ------*- C++ -*-=// 1 //===-- ARMNaClRewritePass.cpp - Native Client Rewrite Pass ------*- C++ -*-=//
2 // 2 //
3 // The LLVM Compiler Infrastructure 3 // The LLVM Compiler Infrastructure
4 // 4 //
5 // This file is distributed under the University of Illinois Open Source 5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details. 6 // License. See LICENSE.TXT for details.
7 // 7 //
8 //===----------------------------------------------------------------------===// 8 //===----------------------------------------------------------------------===//
9 // 9 //
10 // Native Client Rewrite Pass 10 // Native Client Rewrite Pass
(...skipping 12 matching lines...) Expand all
23 23
24 #define DEBUG_TYPE "arm-sfi" 24 #define DEBUG_TYPE "arm-sfi"
25 #include "ARM.h" 25 #include "ARM.h"
26 #include "ARMBaseInstrInfo.h" 26 #include "ARMBaseInstrInfo.h"
27 #include "ARMNaClRewritePass.h" 27 #include "ARMNaClRewritePass.h"
28 #include "llvm/CodeGen/MachineFunctionPass.h" 28 #include "llvm/CodeGen/MachineFunctionPass.h"
29 #include "llvm/CodeGen/MachineInstrBuilder.h" 29 #include "llvm/CodeGen/MachineInstrBuilder.h"
30 #include "llvm/IR/Function.h" 30 #include "llvm/IR/Function.h"
31 #include "llvm/Support/Debug.h" 31 #include "llvm/Support/Debug.h"
32 #include "llvm/Support/raw_ostream.h" 32 #include "llvm/Support/raw_ostream.h"
33 #include "llvm/Target/TargetMachine.h" 33 #include "llvm/Target/TargetSubtargetInfo.h"
34 #include <set> 34 #include <set>
35 #include <stdio.h> 35 #include <stdio.h>
36 36
37 using namespace llvm; 37 using namespace llvm;
38 38
39 namespace { 39 namespace {
40 class ARMNaClRewritePass : public MachineFunctionPass { 40 class ARMNaClRewritePass : public MachineFunctionPass {
41 public: 41 public:
42 static char ID; 42 static char ID;
43 ARMNaClRewritePass() : MachineFunctionPass(ID) {} 43 ARMNaClRewritePass() : MachineFunctionPass(ID) {}
(...skipping 1005 matching lines...) Expand 10 before | Expand all | Expand 10 after
1049 SandboxMemory(MBB, MBBI, MI, AddrIdx, false); 1049 SandboxMemory(MBB, MBBI, MI, AddrIdx, false);
1050 Modified = true; 1050 Modified = true;
1051 } 1051 }
1052 } 1052 }
1053 return Modified; 1053 return Modified;
1054 } 1054 }
1055 1055
1056 /**********************************************************************/ 1056 /**********************************************************************/
1057 1057
1058 bool ARMNaClRewritePass::runOnMachineFunction(MachineFunction &MF) { 1058 bool ARMNaClRewritePass::runOnMachineFunction(MachineFunction &MF) {
1059 TII = static_cast<const ARMBaseInstrInfo*>(MF.getTarget().getInstrInfo()); 1059 TII = static_cast<const ARMBaseInstrInfo*>(MF.getSubtarget().getInstrInfo());
1060 TRI = MF.getTarget().getRegisterInfo(); 1060 TRI = MF.getSubtarget().getRegisterInfo();
1061 1061
1062 bool Modified = false; 1062 bool Modified = false;
1063 for (MachineFunction::iterator MFI = MF.begin(), E = MF.end(); 1063 for (MachineFunction::iterator MFI = MF.begin(), E = MF.end();
1064 MFI != E; 1064 MFI != E;
1065 ++MFI) { 1065 ++MFI) {
1066 MachineBasicBlock &MBB = *MFI; 1066 MachineBasicBlock &MBB = *MFI;
1067 1067
1068 if (MBB.hasAddressTaken()) { 1068 if (MBB.hasAddressTaken()) {
1069 //FIXME: use symbolic constant or get this value from some configuration 1069 //FIXME: use symbolic constant or get this value from some configuration
1070 MBB.setAlignment(4); 1070 MBB.setAlignment(4);
1071 Modified = true; 1071 Modified = true;
1072 } 1072 }
1073 1073
1074 Modified |= SandboxMemoryReferencesInBlock(MBB); 1074 Modified |= SandboxMemoryReferencesInBlock(MBB);
1075 Modified |= SandboxBranchesInBlock(MBB); 1075 Modified |= SandboxBranchesInBlock(MBB);
1076 Modified |= SandboxStackChangesInBlock(MBB); 1076 Modified |= SandboxStackChangesInBlock(MBB);
1077 } 1077 }
1078 DEBUG(LightweightVerify(MF)); 1078 DEBUG(LightweightVerify(MF));
1079 return Modified; 1079 return Modified;
1080 } 1080 }
1081 1081
1082 /// createARMNaClRewritePass - returns an instance of the NaClRewritePass. 1082 /// createARMNaClRewritePass - returns an instance of the NaClRewritePass.
1083 FunctionPass *llvm::createARMNaClRewritePass() { 1083 FunctionPass *llvm::createARMNaClRewritePass() {
1084 return new ARMNaClRewritePass(); 1084 return new ARMNaClRewritePass();
1085 } 1085 }
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698