[llvm-branch-commits] [llvm-tag] r107532 - in /llvm/tags/Apple/llvmCore-2332.2: ./ lib/CodeGen/TwoAddressInstructionPass.cpp lib/Target/ARM/ARMInstrFormats.td lib/Target/X86/X86InstrInfo.cpp test/CodeGen/X86/2010-07-02-UnfoldBug.ll utils/buildit/build_llvm

Bill Wendling isanbard at gmail.com
Fri Jul 2 16:00:26 PDT 2010


Author: void
Date: Fri Jul  2 18:00:26 2010
New Revision: 107532

URL: http://llvm.org/viewvc/llvm-project?rev=107532&view=rev
Log:
llvmCore-2332.1 with r107509.

Added:
    llvm/tags/Apple/llvmCore-2332.2/   (props changed)
      - copied from r107530, llvm/tags/Apple/llvmCore-2332/
    llvm/tags/Apple/llvmCore-2332.2/test/CodeGen/X86/2010-07-02-UnfoldBug.ll
      - copied unchanged from r107509, llvm/trunk/test/CodeGen/X86/2010-07-02-UnfoldBug.ll
Modified:
    llvm/tags/Apple/llvmCore-2332.2/lib/CodeGen/TwoAddressInstructionPass.cpp
    llvm/tags/Apple/llvmCore-2332.2/lib/Target/ARM/ARMInstrFormats.td   (props changed)
    llvm/tags/Apple/llvmCore-2332.2/lib/Target/X86/X86InstrInfo.cpp
    llvm/tags/Apple/llvmCore-2332.2/utils/buildit/build_llvm

Propchange: llvm/tags/Apple/llvmCore-2332.2/
------------------------------------------------------------------------------
--- svn:ignore (added)
+++ svn:ignore Fri Jul  2 18:00:26 2010
@@ -0,0 +1,22 @@
+Debug
+Release
+Release-Asserts
+mklib
+Makefile.config
+config.log
+config.status
+cvs.out
+autom4te.cache
+configure.out
+LLVM-*
+_distcheckdir
+llvm.spec
+svn-commit.*
+*.patch
+*.patch.raw
+cscope.*
+Debug+Coverage-Asserts
+Release+Coverage-Asserts
+Debug+Coverage
+Release+Coverage
+Debug+Checks

Propchange: llvm/tags/Apple/llvmCore-2332.2/
------------------------------------------------------------------------------
--- svn:mergeinfo (added)
+++ svn:mergeinfo Fri Jul  2 18:00:26 2010
@@ -0,0 +1,3 @@
+/llvm/branches/Apple/Hermes:96832,96835,96858,96870,96876,96879,104427,104930,104971
+/llvm/trunk:98602,98604,98612,98615-98616,98675,98686,98743-98744,98768,98773,98778,98780,98810,98835,98839,98845,98855,98862,98881,98920,98977,98980,99032-99033,99043,99196,99223,99263,99282-99284,99306,99319-99321,99324,99336,99378,99418,99423,99429,99440,99455,99463,99465,99469,99484,99490,99492-99494,99507,99524,99537,99539-99540,99544,99570,99575,99598,99620,99629-99630,99636,99671,99692,99695,99697,99699,99722,99816,99835-99836,99845-99846,99848,99850,99855,99879,99881-99883,99895,99899,99910,99916,99919,99952-99954,99957,99959,99974-99975,99982,99984-99986,99988-99989,99992-99993,99995,99997-99999,100016,100035,100037-100038,100042,100044,100056,100072,100074,100078,100081-100090,100092,100094-100095,100116,100134,100184,100209,100214-100218,100220-100221,100223-100225,100231,100250,100252,100257,100261,100304,100332,100353,100384,100454-100455,100457,100466,100478,100480,100487,100494,100497,100505,100521,100553,100568,100584,100592,100609-100610,100636,100710,100736
 ,100742,100751,100768-100769,100771,100781,100797,100804,100837,100867,100892,100936-100937,101011,101023,101075,101077,101079,101081,101085,101154,101158,101162,101165,101181,101190,101202,101282,101294,101303,101314-101315,101317,101331,101343,101383,101392,101420,101453,101604,101615,101629,101684-101686,101805,101845,101847,101851,101855,101870,101879,101897,101925,101930,101965,101971,101979,102111,102120,102192,102202,102225,102236-102237,102358,102366,102394,102396,102405,102421,102454-102456,102463,102467-102468,102470,102481,102486-102488,102492-102493,102504-102505,102508-102510,102513,102519,102524,102526,102531,102558,102646,102653,102655,102661-102662,102672,102743,102760,102770,102791,102948,102970,102980,103001,103126,103133,103233,103314,103356,103415,103419,103439,103451,103455,103459,103757,103798,103801-103802,103804,103808,103813,103824,103829,103928,103990,103995,104066,104182,104233,104236,104265,104274,104302,104338,104412,104419,104524,104531,104640,1
 04646,104649,104655-104656,104661,104664,104705-104706,104720,104722,104732,104737,104740,104785,104848,104858,104872,104884,104900,104967,105285,105292,105295,105360,105387,105490,105505,105741,105828-105829,105872,105948-105949,106005,106066,106075,106088,106243-106244,106270,106438-106439,106515-106516,106518,106569,106576,106582,106604,106611-106612,106772,106792,106862,106878,106895,106985,106989-106990,107025,107027,107059,107065,107085,107509
+/llvm-gcc-4.2/trunk:104182

Modified: llvm/tags/Apple/llvmCore-2332.2/lib/CodeGen/TwoAddressInstructionPass.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/tags/Apple/llvmCore-2332.2/lib/CodeGen/TwoAddressInstructionPass.cpp?rev=107532&r1=107530&r2=107532&view=diff
==============================================================================
--- llvm/tags/Apple/llvmCore-2332.2/lib/CodeGen/TwoAddressInstructionPass.cpp (original)
+++ llvm/tags/Apple/llvmCore-2332.2/lib/CodeGen/TwoAddressInstructionPass.cpp Fri Jul  2 18:00:26 2010
@@ -913,14 +913,12 @@
           UnfoldTID.OpInfo[LoadRegIndex].getRegClass(TRI);
         unsigned Reg = MRI->createVirtualRegister(RC);
         SmallVector<MachineInstr *, 2> NewMIs;
-        bool Success =
-          TII->unfoldMemoryOperand(MF, mi, Reg,
-                                   /*UnfoldLoad=*/true, /*UnfoldStore=*/false,
-                                   NewMIs);
-        (void)Success;
-        assert(Success &&
-               "unfoldMemoryOperand failed when getOpcodeAfterMemoryUnfold "
-               "succeeded!");
+        if (!TII->unfoldMemoryOperand(MF, mi, Reg,
+                                      /*UnfoldLoad=*/true,/*UnfoldStore=*/false,
+                                      NewMIs)) {
+          DEBUG(dbgs() << "2addr: ABANDONING UNFOLD\n");
+          return false;
+        }
         assert(NewMIs.size() == 2 &&
                "Unfolded a load into multiple instructions!");
         // The load was previously folded, so this is the only use.

Propchange: llvm/tags/Apple/llvmCore-2332.2/lib/Target/ARM/ARMInstrFormats.td
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Jul  2 18:00:26 2010
@@ -1,2 +1,2 @@
 /llvm/branches/Apple/Hermes/lib/Target/ARM/ARMInstrFormats.td:104930
-/llvm/trunk/lib/Target/ARM/ARMInstrFormats.td:98980,103126,103757,103928,104182,104233,104236,104265,104274,104302,104338,104412,104419,104524,104531,104640,104646,104649,104655-104656,104661,104664,104705-104706,104720,104722,104732,104737,104740,104785,104848,104858,104872,104884,104900,105092,105285,105292,105295,105360,105387,105490,105505,105741,105828-105829,105872,106066,106075,106088,106243-106244,106270,106438-106439,106515-106516,106518,106576,106582,106604,106611-106612,106772,106792,106862,106878,106895,106985,106989-106990,107025,107027,107059,107065,107085
+/llvm/trunk/lib/Target/ARM/ARMInstrFormats.td:98980,103126,103757,103928,104182,104233,104236,104265,104274,104302,104338,104412,104419,104524,104531,104640,104646,104649,104655-104656,104661,104664,104705-104706,104720,104722,104732,104737,104740,104785,104848,104858,104872,104884,104900,105092,105285,105292,105295,105360,105387,105490,105505,105741,105828-105829,105872,106066,106075,106088,106243-106244,106270,106438-106439,106515-106516,106518,106576,106582,106604,106611-106612,106772,106792,106862,106878,106895,106985,106989-106990,107025,107027,107059,107065,107085,107509

Modified: llvm/tags/Apple/llvmCore-2332.2/lib/Target/X86/X86InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/tags/Apple/llvmCore-2332.2/lib/Target/X86/X86InstrInfo.cpp?rev=107532&r1=107530&r2=107532&view=diff
==============================================================================
--- llvm/tags/Apple/llvmCore-2332.2/lib/Target/X86/X86InstrInfo.cpp (original)
+++ llvm/tags/Apple/llvmCore-2332.2/lib/Target/X86/X86InstrInfo.cpp Fri Jul  2 18:00:26 2010
@@ -2143,7 +2143,7 @@
                                   MachineInstr::mmo_iterator MMOBegin,
                                   MachineInstr::mmo_iterator MMOEnd,
                                   SmallVectorImpl<MachineInstr*> &NewMIs) const {
-  bool isAligned = (*MMOBegin)->getAlignment() >= 16;
+  bool isAligned = *MMOBegin && (*MMOBegin)->getAlignment() >= 16;
   unsigned Opc = getStoreRegOpcode(SrcReg, RC, isAligned, TM);
   DebugLoc DL;
   MachineInstrBuilder MIB = BuildMI(MF, DL, get(Opc));
@@ -2238,7 +2238,7 @@
                                  MachineInstr::mmo_iterator MMOBegin,
                                  MachineInstr::mmo_iterator MMOEnd,
                                  SmallVectorImpl<MachineInstr*> &NewMIs) const {
-  bool isAligned = (*MMOBegin)->getAlignment() >= 16;
+  bool isAligned = *MMOBegin && (*MMOBegin)->getAlignment() >= 16;
   unsigned Opc = getLoadRegOpcode(DestReg, RC, isAligned, TM);
   DebugLoc DL;
   MachineInstrBuilder MIB = BuildMI(MF, DL, get(Opc), DestReg);
@@ -2743,6 +2743,13 @@
   const TargetInstrDesc &TID = get(Opc);
   const TargetOperandInfo &TOI = TID.OpInfo[Index];
   const TargetRegisterClass *RC = TOI.getRegClass(&RI);
+  if (!MI->hasOneMemOperand() &&
+      RC == &X86::VR128RegClass &&
+      !TM.getSubtarget<X86Subtarget>().isUnalignedMemAccessFast())
+    // Without memoperands, loadRegFromAddr and storeRegToStackSlot will
+    // conservatively assume the address is unaligned. That's bad for
+    // performance.
+    return false;
   SmallVector<MachineOperand, X86AddrNumOperands> AddrOps;
   SmallVector<MachineOperand,2> BeforeOps;
   SmallVector<MachineOperand,2> AfterOps;
@@ -2878,7 +2885,12 @@
               MachineInstr::mmo_iterator> MMOs =
       MF.extractLoadMemRefs(cast<MachineSDNode>(N)->memoperands_begin(),
                             cast<MachineSDNode>(N)->memoperands_end());
-    bool isAligned = (*MMOs.first)->getAlignment() >= 16;
+    if (!(*MMOs.first) &&
+        RC == &X86::VR128RegClass &&
+        !TM.getSubtarget<X86Subtarget>().isUnalignedMemAccessFast())
+      // Do not introduce a slow unaligned load.
+      return false;
+    bool isAligned = (*MMOs.first) && (*MMOs.first)->getAlignment() >= 16;
     Load = DAG.getMachineNode(getLoadRegOpcode(0, RC, isAligned, TM), dl,
                               VT, MVT::Other, &AddrOps[0], AddrOps.size());
     NewNodes.push_back(Load);
@@ -2915,7 +2927,12 @@
               MachineInstr::mmo_iterator> MMOs =
       MF.extractStoreMemRefs(cast<MachineSDNode>(N)->memoperands_begin(),
                              cast<MachineSDNode>(N)->memoperands_end());
-    bool isAligned = (*MMOs.first)->getAlignment() >= 16;
+    if (!(*MMOs.first) &&
+        RC == &X86::VR128RegClass &&
+        !TM.getSubtarget<X86Subtarget>().isUnalignedMemAccessFast())
+      // Do not introduce a slow unaligned store.
+      return false;
+    bool isAligned = (*MMOs.first) && (*MMOs.first)->getAlignment() >= 16;
     SDNode *Store = DAG.getMachineNode(getStoreRegOpcode(0, DstRC,
                                                          isAligned, TM),
                                        dl, MVT::Other,

Modified: llvm/tags/Apple/llvmCore-2332.2/utils/buildit/build_llvm
URL: http://llvm.org/viewvc/llvm-project/llvm/tags/Apple/llvmCore-2332.2/utils/buildit/build_llvm?rev=107532&r1=107530&r2=107532&view=diff
==============================================================================
--- llvm/tags/Apple/llvmCore-2332.2/utils/buildit/build_llvm (original)
+++ llvm/tags/Apple/llvmCore-2332.2/utils/buildit/build_llvm Fri Jul  2 18:00:26 2010
@@ -256,9 +256,12 @@
 
 if [ "x$LLVM_DEBUG" != "x1" ]; then
     # Strip local symbols from llvm libraries.
-    strip -S $DEST_DIR$DEST_ROOT/lib/*.[oa]
+    #
+    # Use '-l' to strip i386 modules. N.B. that flag doesn't work with kext or
+    # PPC objects!
+    strip -Sl $DEST_DIR$DEST_ROOT/lib/*.[oa]
     for f in `ls $DEST_DIR$DEST_ROOT/lib/*.so`; do
-        strip -Sx $f
+        strip -Sxl $f
     done
 fi
 
@@ -335,7 +338,10 @@
 if [ "$INSTALL_LIBLTO" = "yes" ]; then
   mkdir -p $DT_HOME/lib
   mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib
-  strip -S $DT_HOME/lib/libLTO.dylib
+
+  # Use '-l' to strip i386 modules. N.B. that flag doesn't work with kext or
+  # PPC objects!
+  strip -arch all -Sl $DT_HOME/lib/libLTO.dylib
 fi
 rm -f lib/libLTO.a lib/libLTO.la
 
@@ -343,8 +349,18 @@
 # Remove debugging information from DEST_DIR.
 
 cd $DIR || exit 1
+
 find $DEST_DIR -name \*.a -print | xargs ranlib || exit 1
 find $DEST_DIR -name \*.dSYM -print | xargs rm -r || exit 1
+
+# Strip debugging information from files
+#
+# Use '-l' to strip i386 modules. N.B. that flag doesn't work with kext or
+# PPC objects!
+find $DEST_DIR -perm -0111 -type f \
+    ! \( -name '*.la' -o -name gccas -o -name gccld -o -name llvm-config \) \
+    -print | xargs -n 1 -P ${SYSCTL} strip -arch all -Sl
+
 chgrp -h -R wheel $DEST_DIR
 chgrp -R wheel $DEST_DIR
 





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