[llvm-branch-commits] [llvm-branch] r101421 - in /llvm/branches/Apple/Morbo: ./ lib/CodeGen/MachineSink.cpp lib/Transforms/IPO/FunctionAttrs.cpp
Jakob Stoklund Olesen
stoklund at 2pi.dk
Thu Apr 15 16:49:45 PDT 2010
Author: stoklund
Date: Thu Apr 15 18:49:45 2010
New Revision: 101421
URL: http://llvm.org/viewvc/llvm-project?rev=101421&view=rev
Log:
$ svn merge -c 101420 https://llvm.org/svn/llvm-project/llvm/trunk
--- Merging r101420 into '.':
U lib/CodeGen/MachineSink.cpp
$ svn pd svn:mergeinfo lib/Transforms/IPO/FunctionAttrs.cpp
property 'svn:mergeinfo' deleted from 'lib/Transforms/IPO/FunctionAttrs.cpp'.
Modified:
llvm/branches/Apple/Morbo/ (props changed)
llvm/branches/Apple/Morbo/lib/CodeGen/MachineSink.cpp
llvm/branches/Apple/Morbo/lib/Transforms/IPO/FunctionAttrs.cpp (props changed)
Propchange: llvm/branches/Apple/Morbo/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Thu Apr 15 18:49:45 2010
@@ -1,2 +1,2 @@
/llvm/branches/Apple/Hermes:96832,96835,96858,96870,96876,96879
-/llvm/trunk:98602,98604,98612,98615-98616,98675,98686,98743-98744,98768,98773,98778,98780,98810,98835,98839,98845,98855,98862,98881,98920,98977,99032-99033,99043,99196,99223,99263,99282-99284,99306,99319-99321,99324,99336,99378,99418,99423,99429,99455,99463,99465,99469,99484,99490,99492-99494,99507,99524,99537,99539-99540,99544,99570,99575,99598,99620,99629-99630,99636,99671,99692,99695,99697,99699,99722,99816,99836,99845-99846,99848,99850,99855,99879,99881-99883,99895,99899,99910,99916,99919,99952-99954,99957,99959,99974-99975,99982,99984-99986,99988,99992-99993,99995,99997-99999,100016,100035,100037-100038,100042,100044,100056,100072,100074,100081-100090,100092,100094-100095,100116,100134,100184,100209,100214-100218,100220-100221,100223-100225,100257,100261,100304,100332,100353,100384,100454-100455,100457,100478,100480,100487,100494,100497,100505,100521,100553,100568,100584,100592,100609-100610,100636,100710,100736,100742,100751,100768-100769,100771,100781,100797,100804,10
0837,100867,100892,100936-100937,101011,101023,101075,101077,101079,101081,101085,101154,101158,101162,101165,101181,101190,101202,101282,101303,101314-101315,101317,101383,101392
+/llvm/trunk:98602,98604,98612,98615-98616,98675,98686,98743-98744,98768,98773,98778,98780,98810,98835,98839,98845,98855,98862,98881,98920,98977,99032-99033,99043,99196,99223,99263,99282-99284,99306,99319-99321,99324,99336,99378,99418,99423,99429,99455,99463,99465,99469,99484,99490,99492-99494,99507,99524,99537,99539-99540,99544,99570,99575,99598,99620,99629-99630,99636,99671,99692,99695,99697,99699,99722,99816,99836,99845-99846,99848,99850,99855,99879,99881-99883,99895,99899,99910,99916,99919,99952-99954,99957,99959,99974-99975,99982,99984-99986,99988,99992-99993,99995,99997-99999,100016,100035,100037-100038,100042,100044,100056,100072,100074,100081-100090,100092,100094-100095,100116,100134,100184,100209,100214-100218,100220-100221,100223-100225,100257,100261,100304,100332,100353,100384,100454-100455,100457,100478,100480,100487,100494,100497,100505,100521,100553,100568,100584,100592,100609-100610,100636,100710,100736,100742,100751,100768-100769,100771,100781,100797,100804,10
0837,100867,100892,100936-100937,101011,101023,101075,101077,101079,101081,101085,101154,101158,101162,101165,101181,101190,101202,101282,101303,101314-101315,101317,101383,101392,101420
Modified: llvm/branches/Apple/Morbo/lib/CodeGen/MachineSink.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/Apple/Morbo/lib/CodeGen/MachineSink.cpp?rev=101421&r1=101420&r2=101421&view=diff
==============================================================================
--- llvm/branches/Apple/Morbo/lib/CodeGen/MachineSink.cpp (original)
+++ llvm/branches/Apple/Morbo/lib/CodeGen/MachineSink.cpp Thu Apr 15 18:49:45 2010
@@ -20,6 +20,7 @@
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/MachineDominators.h"
+#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include "llvm/Target/TargetInstrInfo.h"
@@ -37,6 +38,7 @@
const TargetRegisterInfo *TRI;
MachineRegisterInfo *RegInfo; // Machine register information
MachineDominatorTree *DT; // Machine dominator tree
+ MachineLoopInfo *LI;
AliasAnalysis *AA;
BitVector AllocatableSet; // Which physregs are allocatable?
@@ -51,7 +53,9 @@
MachineFunctionPass::getAnalysisUsage(AU);
AU.addRequired<AliasAnalysis>();
AU.addRequired<MachineDominatorTree>();
+ AU.addRequired<MachineLoopInfo>();
AU.addPreserved<MachineDominatorTree>();
+ AU.addPreserved<MachineLoopInfo>();
}
private:
bool ProcessBlock(MachineBasicBlock &MBB);
@@ -102,6 +106,7 @@
TRI = TM.getRegisterInfo();
RegInfo = &MF.getRegInfo();
DT = &getAnalysis<MachineDominatorTree>();
+ LI = &getAnalysis<MachineLoopInfo>();
AA = &getAnalysis<AliasAnalysis>();
AllocatableSet = TRI->getAllocatableSet(MF);
@@ -291,6 +296,12 @@
return false;
}
+ // Don't sink instructions into a loop.
+ if (LI->isLoopHeader(SuccToSinkTo)) {
+ DEBUG(dbgs() << " *** PUNTING: Loop header found\n");
+ return false;
+ }
+
// Otherwise we are OK with sinking along a critical edge.
DEBUG(dbgs() << "Sinking along critical edge.\n");
}
Propchange: llvm/branches/Apple/Morbo/lib/Transforms/IPO/FunctionAttrs.cpp
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo (removed)
@@ -1 +0,0 @@
-/llvm/trunk/lib/Transforms/IPO/FunctionAttrs.cpp:99196,99492,99507,99524,99539-99540,99636,99699,99816,99836,99845-99846,99848,99850,99855,99879,99881-99883,99895,99899,99910,99916,99919,99952-99954,99957,99959,99974-99975,99982,99984-99986,99988,99992-99993,99995,99997-99999,100016,100035,100038,100042,100044,100056,100072,100074,100081-100090,100092,100094-100095,100116,100132-100134,100137,100170,100184,100208-100209,100214-100218,100220-100221,100223-100225,100257,100261,100304,100384,100454-100455,100457,100478,100480,100487,100494,100497,100505,100521,100553,100568,100584,100592,100609-100610,100636,100710,100736,100742,100751,100768-100769,100771,100781,100797,100804,100837,100867,100892,100936-100937,101011,101023,101075,101077,101079,101081,101085,101154,101158,101162,101165,101181,101190,101202,101282,101314-101315,101317,101383,101392
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