[llvm-branch-commits] [llvm-branch] r89813 - in /llvm/branches/Apple/Zoidberg: lib/Target/PowerPC/PPCFrameInfo.h lib/Target/PowerPC/PPCISelDAGToDAG.cpp lib/Target/PowerPC/PPCISelLowering.cpp lib/Target/PowerPC/PPCRegisterInfo.cpp test/CodeGen/PowerPC/Frames-alloca.ll test/CodeGen/PowerPC/Frames-large.ll test/CodeGen/PowerPC/Frames-small.ll test/CodeGen/PowerPC/ppc-prologue.ll

Dale Johannesen dalej at apple.com
Tue Nov 24 15:22:50 PST 2009


Author: johannes
Date: Tue Nov 24 17:22:47 2009
New Revision: 89813

URL: http://llvm.org/viewvc/llvm-project?rev=89813&view=rev
Log:
$ svn merge -c 89724 https://dalej@llvm.org/svn/llvm-project/llvm/trunk
--- Merging r89724 into '.':
U    lib/Target/PowerPC/PPCRegisterInfo.cpp
U    lib/Target/PowerPC/PPCISelLowering.cpp
U    lib/Target/PowerPC/PPCISelDAGToDAG.cpp
$ svn merge -c 89811 https://dalej@llvm.org/svn/llvm-project/llvm/trunk
--- Merging r89811 into '.':
U    test/CodeGen/PowerPC/ppc-prologue.ll
U    test/CodeGen/PowerPC/Frames-large.ll
U    test/CodeGen/PowerPC/Frames-alloca.ll
U    test/CodeGen/PowerPC/Frames-small.ll
U    lib/Target/PowerPC/PPCFrameInfo.h
G    lib/Target/PowerPC/PPCRegisterInfo.cpp


Modified:
    llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCFrameInfo.h
    llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
    llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelLowering.cpp
    llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCRegisterInfo.cpp
    llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-alloca.ll
    llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-large.ll
    llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-small.ll
    llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/ppc-prologue.ll

Modified: llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCFrameInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCFrameInfo.h?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCFrameInfo.h (original)
+++ llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCFrameInfo.h Tue Nov 24 17:22:47 2009
@@ -42,11 +42,12 @@
   /// frame pointer.
   static unsigned getFramePointerSaveOffset(bool isPPC64, bool isDarwinABI) {
     // For the Darwin ABI:
-    // Use the TOC save slot in the PowerPC linkage area for saving the frame
-    // pointer (if needed.)  LLVM does not generate code that uses the TOC (R2
-    // is treated as a caller saved register.)
+    // We cannot use the TOC save slot (offset +20) in the PowerPC linkage area
+    // for saving the frame pointer (if needed.)  While the published ABI has
+    // not used this slot since at least MacOSX 10.2, there is older code
+    // around that does use it, and that needs to continue to work.
     if (isDarwinABI)
-      return isPPC64 ? 40 : 20;
+      return isPPC64 ? -8U : -4U;
     
     // SVR4 ABI: First slot in the general register save area.
     return -4U;
@@ -90,6 +91,17 @@
   // With the SVR4 ABI, callee-saved registers have fixed offsets on the stack.
   const SpillSlot *
   getCalleeSavedSpillSlots(unsigned &NumEntries) const {
+    if (TM.getSubtarget<PPCSubtarget>().isDarwinABI()) {
+      NumEntries = 1;
+      if (TM.getSubtarget<PPCSubtarget>().isPPC64()) {
+        static const SpillSlot darwin64Offsets[] = {PPC::X31, -8};
+        return darwin64Offsets;
+      } else {
+        static const SpillSlot darwinOffsets[] = {PPC::R31, -4};
+        return darwinOffsets;
+      }
+    }
+
     // Early exit if not using the SVR4 ABI.
     if (!TM.getSubtarget<PPCSubtarget>().isSVR4ABI()) {
       NumEntries = 0;

Modified: llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelDAGToDAG.cpp?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelDAGToDAG.cpp (original)
+++ llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelDAGToDAG.cpp Tue Nov 24 17:22:47 2009
@@ -86,7 +86,7 @@
 
     /// isRotateAndMask - Returns true if Mask and Shift can be folded into a
     /// rotate and mask opcode and mask operation.
-    static bool isRotateAndMask(SDNode *N, unsigned Mask, bool IsShiftMask,
+    static bool isRotateAndMask(SDNode *N, unsigned Mask, bool isShiftMask,
                                 unsigned &SH, unsigned &MB, unsigned &ME);
     
     /// getGlobalBaseReg - insert code into the entry mbb to materialize the PIC
@@ -358,7 +358,7 @@
 }
 
 bool PPCDAGToDAGISel::isRotateAndMask(SDNode *N, unsigned Mask, 
-                                      bool IsShiftMask, unsigned &SH, 
+                                      bool isShiftMask, unsigned &SH, 
                                       unsigned &MB, unsigned &ME) {
   // Don't even go down this path for i64, since different logic will be
   // necessary for rldicl/rldicr/rldimi.
@@ -374,12 +374,12 @@
   
   if (Opcode == ISD::SHL) {
     // apply shift left to mask if it comes first
-    if (IsShiftMask) Mask = Mask << Shift;
+    if (isShiftMask) Mask = Mask << Shift;
     // determine which bits are made indeterminant by shift
     Indeterminant = ~(0xFFFFFFFFu << Shift);
   } else if (Opcode == ISD::SRL) { 
     // apply shift right to mask if it comes first
-    if (IsShiftMask) Mask = Mask >> Shift;
+    if (isShiftMask) Mask = Mask >> Shift;
     // determine which bits are made indeterminant by shift
     Indeterminant = ~(0xFFFFFFFFu >> Shift);
     // adjust for the left rotate

Modified: llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelLowering.cpp?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelLowering.cpp (original)
+++ llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCISelLowering.cpp Tue Nov 24 17:22:47 2009
@@ -2176,10 +2176,10 @@
 
 /// CalculateTailCallSPDiff - Get the amount the stack pointer has to be
 /// adjusted to accomodate the arguments for the tailcall.
-static int CalculateTailCallSPDiff(SelectionDAG& DAG, bool IsTailCall,
+static int CalculateTailCallSPDiff(SelectionDAG& DAG, bool isTailCall,
                                    unsigned ParamSize) {
 
-  if (!IsTailCall) return 0;
+  if (!isTailCall) return 0;
 
   PPCFunctionInfo *FI = DAG.getMachineFunction().getInfo<PPCFunctionInfo>();
   unsigned CallerMinReservedArea = FI->getMinReservedArea();
@@ -3189,8 +3189,8 @@
   EVT PtrVT = DAG.getTargetLoweringInfo().getPointerTy();
 
   // Construct the stack pointer operand.
-  bool IsPPC64 = Subtarget.isPPC64();
-  unsigned SP = IsPPC64 ? PPC::X1 : PPC::R1;
+  bool isPPC64 = Subtarget.isPPC64();
+  unsigned SP = isPPC64 ? PPC::X1 : PPC::R1;
   SDValue StackPtr = DAG.getRegister(SP, PtrVT);
 
   // Get the operands for the STACKRESTORE.
@@ -3212,7 +3212,7 @@
 SDValue
 PPCTargetLowering::getReturnAddrFrameIndex(SelectionDAG & DAG) const {
   MachineFunction &MF = DAG.getMachineFunction();
-  bool IsPPC64 = PPCSubTarget.isPPC64();
+  bool isPPC64 = PPCSubTarget.isPPC64();
   bool isDarwinABI = PPCSubTarget.isDarwinABI();
   EVT PtrVT = DAG.getTargetLoweringInfo().getPointerTy();
 
@@ -3224,9 +3224,9 @@
   // If the frame pointer save index hasn't been defined yet.
   if (!RASI) {
     // Find out what the fix offset of the frame pointer save area.
-    int LROffset = PPCFrameInfo::getReturnSaveOffset(IsPPC64, isDarwinABI);
+    int LROffset = PPCFrameInfo::getReturnSaveOffset(isPPC64, isDarwinABI);
     // Allocate the frame index for frame pointer save area.
-    RASI = MF.getFrameInfo()->CreateFixedObject(IsPPC64? 8 : 4, LROffset,
+    RASI = MF.getFrameInfo()->CreateFixedObject(isPPC64? 8 : 4, LROffset,
                                                 true, false);
     // Save the result.
     FI->setReturnAddrSaveIndex(RASI);
@@ -3237,7 +3237,7 @@
 SDValue
 PPCTargetLowering::getFramePointerFrameIndex(SelectionDAG & DAG) const {
   MachineFunction &MF = DAG.getMachineFunction();
-  bool IsPPC64 = PPCSubTarget.isPPC64();
+  bool isPPC64 = PPCSubTarget.isPPC64();
   bool isDarwinABI = PPCSubTarget.isDarwinABI();
   EVT PtrVT = DAG.getTargetLoweringInfo().getPointerTy();
 
@@ -3249,11 +3249,11 @@
   // If the frame pointer save index hasn't been defined yet.
   if (!FPSI) {
     // Find out what the fix offset of the frame pointer save area.
-    int FPOffset = PPCFrameInfo::getFramePointerSaveOffset(IsPPC64,
+    int FPOffset = PPCFrameInfo::getFramePointerSaveOffset(isPPC64,
                                                            isDarwinABI);
 
     // Allocate the frame index for frame pointer save area.
-    FPSI = MF.getFrameInfo()->CreateFixedObject(IsPPC64? 8 : 4, FPOffset,
+    FPSI = MF.getFrameInfo()->CreateFixedObject(isPPC64? 8 : 4, FPOffset,
                                                 true, false);
     // Save the result.
     FI->setFramePointerSaveIndex(FPSI);

Modified: llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCRegisterInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCRegisterInfo.cpp?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCRegisterInfo.cpp (original)
+++ llvm/branches/Apple/Zoidberg/lib/Target/PowerPC/PPCRegisterInfo.cpp Tue Nov 24 17:22:47 2009
@@ -1032,18 +1032,17 @@
 
   //  Save R31 if necessary
   int FPSI = FI->getFramePointerSaveIndex();
-  bool IsPPC64 = Subtarget.isPPC64();
-  bool IsSVR4ABI = Subtarget.isSVR4ABI();
+  bool isPPC64 = Subtarget.isPPC64();
   bool isDarwinABI  = Subtarget.isDarwinABI();
   MachineFrameInfo *MFI = MF.getFrameInfo();
  
   // If the frame pointer save index hasn't been defined yet.
-  if (!FPSI && needsFP(MF) && IsSVR4ABI) {
+  if (!FPSI && needsFP(MF)) {
     // Find out what the fix offset of the frame pointer save area.
-    int FPOffset = PPCFrameInfo::getFramePointerSaveOffset(IsPPC64,
+    int FPOffset = PPCFrameInfo::getFramePointerSaveOffset(isPPC64,
                                                            isDarwinABI);
     // Allocate the frame index for frame pointer save area.
-    FPSI = MF.getFrameInfo()->CreateFixedObject(IsPPC64? 8 : 4, FPOffset,
+    FPSI = MF.getFrameInfo()->CreateFixedObject(isPPC64? 8 : 4, FPOffset,
                                                 true, false);
     // Save the result.
     FI->setFramePointerSaveIndex(FPSI);                      
@@ -1067,7 +1066,7 @@
     if (needsFP(MF) || spillsCR(MF)) {
       const TargetRegisterClass *GPRC = &PPC::GPRCRegClass;
       const TargetRegisterClass *G8RC = &PPC::G8RCRegClass;
-      const TargetRegisterClass *RC = IsPPC64 ? G8RC : GPRC;
+      const TargetRegisterClass *RC = isPPC64 ? G8RC : GPRC;
       RS->setScavengingFrameIndex(MFI->CreateStackObject(RC->getSize(),
                                                          RC->getAlignment(),
                                                          false));
@@ -1297,7 +1296,7 @@
   int NegFrameSize = -FrameSize;
   
   // Get processor type.
-  bool IsPPC64 = Subtarget.isPPC64();
+  bool isPPC64 = Subtarget.isPPC64();
   // Get operating system
   bool isDarwinABI = Subtarget.isDarwinABI();
   // Check if the link register (LR) must be saved.
@@ -1306,7 +1305,7 @@
   // Do we have a frame pointer for this function?
   bool HasFP = hasFP(MF) && FrameSize;
   
-  int LROffset = PPCFrameInfo::getReturnSaveOffset(IsPPC64, isDarwinABI);
+  int LROffset = PPCFrameInfo::getReturnSaveOffset(isPPC64, isDarwinABI);
 
   int FPOffset = 0;
   if (HasFP) {
@@ -1316,11 +1315,11 @@
       assert(FPIndex && "No Frame Pointer Save Slot!");
       FPOffset = FFI->getObjectOffset(FPIndex);
     } else {
-      FPOffset = PPCFrameInfo::getFramePointerSaveOffset(IsPPC64, isDarwinABI);
+      FPOffset = PPCFrameInfo::getFramePointerSaveOffset(isPPC64, isDarwinABI);
     }
   }
 
-  if (IsPPC64) {
+  if (isPPC64) {
     if (MustSaveLR)
       BuildMI(MBB, MBBI, dl, TII.get(PPC::MFLR8), PPC::X0);
       
@@ -1361,7 +1360,7 @@
 
   // Adjust stack pointer: r1 += NegFrameSize.
   // If there is a preferred stack alignment, align R1 now
-  if (!IsPPC64) {
+  if (!isPPC64) {
     // PPC32.
     if (ALIGN_STACK && MaxAlign > TargetAlign) {
       assert(isPowerOf2_32(MaxAlign)&&isInt16(MaxAlign)&&"Invalid alignment!");
@@ -1444,19 +1443,19 @@
       MachineLocation SPSrc(MachineLocation::VirtualFP, NegFrameSize);
       Moves.push_back(MachineMove(FrameLabelId, SPDst, SPSrc));
     } else {
-      MachineLocation SP(IsPPC64 ? PPC::X31 : PPC::R31);
+      MachineLocation SP(isPPC64 ? PPC::X31 : PPC::R31);
       Moves.push_back(MachineMove(FrameLabelId, SP, SP));
     }
     
     if (HasFP) {
       MachineLocation FPDst(MachineLocation::VirtualFP, FPOffset);
-      MachineLocation FPSrc(IsPPC64 ? PPC::X31 : PPC::R31);
+      MachineLocation FPSrc(isPPC64 ? PPC::X31 : PPC::R31);
       Moves.push_back(MachineMove(FrameLabelId, FPDst, FPSrc));
     }
 
     if (MustSaveLR) {
       MachineLocation LRDst(MachineLocation::VirtualFP, LROffset);
-      MachineLocation LRSrc(IsPPC64 ? PPC::LR8 : PPC::LR);
+      MachineLocation LRSrc(isPPC64 ? PPC::LR8 : PPC::LR);
       Moves.push_back(MachineMove(FrameLabelId, LRDst, LRSrc));
     }
   }
@@ -1465,7 +1464,7 @@
 
   // If there is a frame pointer, copy R1 into R31
   if (HasFP) {
-    if (!IsPPC64) {
+    if (!isPPC64) {
       BuildMI(MBB, MBBI, dl, TII.get(PPC::OR), PPC::R31)
         .addReg(PPC::R1)
         .addReg(PPC::R1);
@@ -1481,8 +1480,8 @@
       // Mark effective beginning of when frame pointer is ready.
       BuildMI(MBB, MBBI, dl, TII.get(PPC::DBG_LABEL)).addImm(ReadyLabelId);
 
-      MachineLocation FPDst(HasFP ? (IsPPC64 ? PPC::X31 : PPC::R31) :
-                                    (IsPPC64 ? PPC::X1 : PPC::R1));
+      MachineLocation FPDst(HasFP ? (isPPC64 ? PPC::X31 : PPC::R31) :
+                                    (isPPC64 ? PPC::X1 : PPC::R1));
       MachineLocation FPSrc(MachineLocation::VirtualFP);
       Moves.push_back(MachineMove(ReadyLabelId, FPDst, FPSrc));
     }
@@ -1528,7 +1527,7 @@
   int FrameSize = MFI->getStackSize();
 
   // Get processor type.
-  bool IsPPC64 = Subtarget.isPPC64();
+  bool isPPC64 = Subtarget.isPPC64();
   // Get operating system
   bool isDarwinABI = Subtarget.isDarwinABI();
   // Check if the link register (LR) has been saved.
@@ -1537,7 +1536,7 @@
   // Do we have a frame pointer for this function?
   bool HasFP = hasFP(MF) && FrameSize;
   
-  int LROffset = PPCFrameInfo::getReturnSaveOffset(IsPPC64, isDarwinABI);
+  int LROffset = PPCFrameInfo::getReturnSaveOffset(isPPC64, isDarwinABI);
 
   int FPOffset = 0;
   if (HasFP) {
@@ -1547,7 +1546,7 @@
       assert(FPIndex && "No Frame Pointer Save Slot!");
       FPOffset = FFI->getObjectOffset(FPIndex);
     } else {
-      FPOffset = PPCFrameInfo::getFramePointerSaveOffset(IsPPC64, isDarwinABI);
+      FPOffset = PPCFrameInfo::getFramePointerSaveOffset(isPPC64, isDarwinABI);
     }
   }
   
@@ -1575,7 +1574,7 @@
   if (FrameSize) {
     // The loaded (or persistent) stack pointer value is offset by the 'stwu'
     // on entry to the function.  Add this offset back now.
-    if (!IsPPC64) {
+    if (!isPPC64) {
       // If this function contained a fastcc call and PerformTailCallOpt is
       // enabled (=> hasFastCall()==true) the fastcc call might contain a tail
       // call which invalidates the stack pointer value in SP(0). So we use the
@@ -1629,7 +1628,7 @@
     }
   }
 
-  if (IsPPC64) {
+  if (isPPC64) {
     if (MustSaveLR)
       BuildMI(MBB, MBBI, dl, TII.get(PPC::LD), PPC::X0)
         .addImm(LROffset/4).addReg(PPC::X1);
@@ -1659,13 +1658,13 @@
       MF.getFunction()->getCallingConv() == CallingConv::Fast) {
      PPCFunctionInfo *FI = MF.getInfo<PPCFunctionInfo>();
      unsigned CallerAllocatedAmt = FI->getMinReservedArea();
-     unsigned StackReg = IsPPC64 ? PPC::X1 : PPC::R1;
-     unsigned FPReg = IsPPC64 ? PPC::X31 : PPC::R31;
-     unsigned TmpReg = IsPPC64 ? PPC::X0 : PPC::R0;
-     unsigned ADDIInstr = IsPPC64 ? PPC::ADDI8 : PPC::ADDI;
-     unsigned ADDInstr = IsPPC64 ? PPC::ADD8 : PPC::ADD4;
-     unsigned LISInstr = IsPPC64 ? PPC::LIS8 : PPC::LIS;
-     unsigned ORIInstr = IsPPC64 ? PPC::ORI8 : PPC::ORI;
+     unsigned StackReg = isPPC64 ? PPC::X1 : PPC::R1;
+     unsigned FPReg = isPPC64 ? PPC::X31 : PPC::R31;
+     unsigned TmpReg = isPPC64 ? PPC::X0 : PPC::R0;
+     unsigned ADDIInstr = isPPC64 ? PPC::ADDI8 : PPC::ADDI;
+     unsigned ADDInstr = isPPC64 ? PPC::ADD8 : PPC::ADD4;
+     unsigned LISInstr = isPPC64 ? PPC::LIS8 : PPC::LIS;
+     unsigned ORIInstr = isPPC64 ? PPC::ORI8 : PPC::ORI;
 
      if (CallerAllocatedAmt && isInt16(CallerAllocatedAmt)) {
        BuildMI(MBB, MBBI, dl, TII.get(ADDIInstr), StackReg)

Modified: llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-alloca.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-alloca.ll?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-alloca.ll (original)
+++ llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-alloca.ll Tue Nov 24 17:22:47 2009
@@ -6,23 +6,23 @@
 ; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -enable-ppc32-regscavenger | FileCheck %s -check-prefix=PPC32-RS
 ; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -disable-fp-elim -enable-ppc32-regscavenger | FileCheck %s -check-prefix=PPC32-RS-NOFP
 
-; CHECK-PPC32: stw r31, 20(r1)
+; CHECK-PPC32: stw r31, -4(r1)
 ; CHECK-PPC32: lwz r1, 0(r1)
-; CHECK-PPC32: lwz r31, 20(r1)
-; CHECK-PPC32-NOFP: stw r31, 20(r1)
+; CHECK-PPC32: lwz r31, -4(r1)
+; CHECK-PPC32-NOFP: stw r31, -4(r1)
 ; CHECK-PPC32-NOFP: lwz r1, 0(r1)
-; CHECK-PPC32-NOFP: lwz r31, 20(r1)
+; CHECK-PPC32-NOFP: lwz r31, -4(r1)
 ; CHECK-PPC32-RS: stwu r1, -80(r1)
 ; CHECK-PPC32-RS-NOFP: stwu r1, -80(r1)
 
-; CHECK-PPC64: std r31, 40(r1)
-; CHECK-PPC64: stdu r1, -112(r1)
+; CHECK-PPC64: std r31, -8(r1)
+; CHECK-PPC64: stdu r1, -128(r1)
 ; CHECK-PPC64: ld r1, 0(r1)
-; CHECK-PPC64: ld r31, 40(r1)
-; CHECK-PPC64-NOFP: std r31, 40(r1)
-; CHECK-PPC64-NOFP: stdu r1, -112(r1)
+; CHECK-PPC64: ld r31, -8(r1)
+; CHECK-PPC64-NOFP: std r31, -8(r1)
+; CHECK-PPC64-NOFP: stdu r1, -128(r1)
 ; CHECK-PPC64-NOFP: ld r1, 0(r1)
-; CHECK-PPC64-NOFP: ld r31, 40(r1)
+; CHECK-PPC64-NOFP: ld r31, -8(r1)
 
 define i32* @f1(i32 %n) {
 	%tmp = alloca i32, i32 %n		; <i32*> [#uses=1]

Modified: llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-large.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-large.ll?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-large.ll (original)
+++ llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-large.ll Tue Nov 24 17:22:47 2009
@@ -22,13 +22,13 @@
 ; PPC32-NOFP: 	blr 
 
 ; PPC32-FP: _f1:
-; PPC32-FP:	stw r31, 20(r1)
+; PPC32-FP:	stw r31, -4(r1)
 ; PPC32-FP:	lis r0, -1
 ; PPC32-FP:	ori r0, r0, 32704
 ; PPC32-FP:	stwux r1, r1, r0
 ; ...
 ; PPC32-FP:	lwz r1, 0(r1)
-; PPC32-FP:	lwz r31, 20(r1)
+; PPC32-FP:	lwz r31, -4(r1)
 ; PPC32-FP:	blr 
 
 
@@ -42,11 +42,11 @@
 
 
 ; PPC64-FP: _f1:
-; PPC64-FP:	std r31, 40(r1)
+; PPC64-FP:	std r31, -8(r1)
 ; PPC64-FP:	lis r0, -1
-; PPC64-FP:	ori r0, r0, 32656
+; PPC64-FP:	ori r0, r0, 32640
 ; PPC64-FP:	stdux r1, r1, r0
 ; ...
 ; PPC64-FP:	ld r1, 0(r1)
-; PPC64-FP:	ld r31, 40(r1)
+; PPC64-FP:	ld r31, -8(r1)
 ; PPC64-FP:	blr 

Modified: llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-small.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-small.ll?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-small.ll (original)
+++ llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/Frames-small.ll Tue Nov 24 17:22:47 2009
@@ -1,26 +1,26 @@
 ; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -o %t1
-; RUN  not grep {stw r31, 20(r1)} %t1
+; RUN  not grep {stw r31, -4(r1)} %t1
 ; RUN: grep {stwu r1, -16448(r1)} %t1
 ; RUN: grep {addi r1, r1, 16448} %t1
 ; RUN: llc < %s -march=ppc32 | \
-; RUN: not grep {lwz r31, 20(r1)}
+; RUN: not grep {lwz r31, -4(r1)}
 ; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -disable-fp-elim \
 ; RUN:   -o %t2
-; RUN: grep {stw r31, 20(r1)} %t2
+; RUN: grep {stw r31, -4(r1)} %t2
 ; RUN: grep {stwu r1, -16448(r1)} %t2
 ; RUN: grep {addi r1, r1, 16448} %t2
-; RUN: grep {lwz r31, 20(r1)} %t2
+; RUN: grep {lwz r31, -4(r1)} %t2
 ; RUN: llc < %s -march=ppc64 -mtriple=powerpc-apple-darwin8 -o %t3
-; RUN: not grep {std r31, 40(r1)} %t3
+; RUN: not grep {std r31, -8(r1)} %t3
 ; RUN: grep {stdu r1, -16496(r1)} %t3
 ; RUN: grep {addi r1, r1, 16496} %t3
-; RUN: not grep {ld r31, 40(r1)} %t3
+; RUN: not grep {ld r31, -8(r1)} %t3
 ; RUN: llc < %s -march=ppc64 -mtriple=powerpc-apple-darwin8 -disable-fp-elim \
 ; RUN:   -o %t4
-; RUN: grep {std r31, 40(r1)} %t4
-; RUN: grep {stdu r1, -16496(r1)} %t4
-; RUN: grep {addi r1, r1, 16496} %t4
-; RUN: grep {ld r31, 40(r1)} %t4
+; RUN: grep {std r31, -8(r1)} %t4
+; RUN: grep {stdu r1, -16512(r1)} %t4
+; RUN: grep {addi r1, r1, 16512} %t4
+; RUN: grep {ld r31, -8(r1)} %t4
 
 define i32* @f1() {
         %tmp = alloca i32, i32 4095             ; <i32*> [#uses=1]

Modified: llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/ppc-prologue.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/ppc-prologue.ll?rev=89813&r1=89812&r2=89813&view=diff

==============================================================================
--- llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/ppc-prologue.ll (original)
+++ llvm/branches/Apple/Zoidberg/test/CodeGen/PowerPC/ppc-prologue.ll Tue Nov 24 17:22:47 2009
@@ -2,7 +2,7 @@
 
 define i32 @_Z4funci(i32 %a) ssp {
 ; CHECK:       mflr r0
-; CHECK-NEXT:  stw r31, 20(r1)
+; CHECK-NEXT:  stw r31, -4(r1)
 ; CHECK-NEXT:  stw r0, 8(r1)
 ; CHECK-NEXT:  stwu r1, -80(r1)
 ; CHECK-NEXT: Llabel1:





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