diff options
author | Brian Carlstrom <bdc@google.com> | 2014-08-05 12:46:17 -0700 |
---|---|---|
committer | Brian Carlstrom <bdc@google.com> | 2014-08-05 12:51:13 -0700 |
commit | 870b4f2d70d67d6dbb7d0881d101c61bed8caad2 (patch) | |
tree | 7487dad3970556a040f88a49852a3dc9ed19bebd /vm/compiler/codegen/Ralloc.h | |
parent | 76e15e367ae1189b6f641ba8d16ca92bd179dac0 (diff) | |
download | android_dalvik-870b4f2d70d67d6dbb7d0881d101c61bed8caad2.tar.gz android_dalvik-870b4f2d70d67d6dbb7d0881d101c61bed8caad2.tar.bz2 android_dalvik-870b4f2d70d67d6dbb7d0881d101c61bed8caad2.zip |
Dalvik is dead, long live Dalvik!
croot
cd dalvik
repo start dalvik-is-dead-long-live-dalvik .
repo sync -c .
git rm -r README.txt
git rm -r dexopt
git rm -r tools/deadcode.py
git rm -r tools/dex-preopt
git rm -r tools/dexcheck
git rm -r tools/gdbjithelper
git rm -r unit-tests
git rm -r vm
git checkout HEAD vm/Common.h (needed by libdex)
git checkout HEAD vm/DalvikVersion.h (needed by libdex)
git checkout HEAD vm/Profile.h (needed by dmtracedump)
git add Android.mk (after removing vm, dexopt, and unit-tests references)
git commit -a -m 'Dalvik is dead, long live Dalvik!'
Bug: 14298175
Change-Id: I9dd13053677629d13496d4238af4374452cda415
Diffstat (limited to 'vm/compiler/codegen/Ralloc.h')
-rw-r--r-- | vm/compiler/codegen/Ralloc.h | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/vm/compiler/codegen/Ralloc.h b/vm/compiler/codegen/Ralloc.h deleted file mode 100644 index 2296fbcee..000000000 --- a/vm/compiler/codegen/Ralloc.h +++ /dev/null @@ -1,226 +0,0 @@ -/* - * Copyright (C) 2009 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/* - * This file contains target independent register alloction support. - */ - -#include "compiler/CompilerUtility.h" -#include "compiler/CompilerIR.h" -#include "compiler/Dataflow.h" -#include "compiler/codegen/arm/ArmLIR.h" - -/* - * Return most flexible allowed register class based on size. - * Bug: 2813841 - * Must use a core register for data types narrower than word (due - * to possible unaligned load/store. - */ -static inline RegisterClass dvmCompilerRegClassBySize(OpSize size) -{ - return (size == kUnsignedHalf || - size == kSignedHalf || - size == kUnsignedByte || - size == kSignedByte ) ? kCoreReg : kAnyReg; -} - -static inline int dvmCompilerS2VReg(CompilationUnit *cUnit, int sReg) -{ - assert(sReg != INVALID_SREG); - return DECODE_REG(dvmConvertSSARegToDalvik(cUnit, sReg)); -} - -/* Reset the tracker to unknown state */ -static inline void dvmCompilerResetNullCheck(CompilationUnit *cUnit) -{ - dvmClearAllBits(cUnit->regPool->nullCheckedRegs); -} - -/* - * Get the "real" sreg number associated with an sReg slot. In general, - * sReg values passed through codegen are the SSA names created by - * dataflow analysis and refer to slot numbers in the cUnit->regLocation - * array. However, renaming is accomplished by simply replacing RegLocation - * entries in the cUnit->reglocation[] array. Therefore, when location - * records for operands are first created, we need to ask the locRecord - * identified by the dataflow pass what it's new name is. - */ - -static inline int dvmCompilerSRegHi(int lowSreg) { - return (lowSreg == INVALID_SREG) ? INVALID_SREG : lowSreg + 1; -} - - -static inline bool dvmCompilerLiveOut(CompilationUnit *cUnit, int sReg) -{ - //TODO: fully implement - return true; -} - -static inline int dvmCompilerSSASrc(MIR *mir, int num) -{ - assert(mir->ssaRep->numUses > num); - return mir->ssaRep->uses[num]; -} - -extern RegLocation dvmCompilerEvalLoc(CompilationUnit *cUnit, RegLocation loc, - int regClass, bool update); -/* Mark a temp register as dead. Does not affect allocation state. */ -extern void dvmCompilerClobber(CompilationUnit *cUnit, int reg); - -extern RegLocation dvmCompilerUpdateLoc(CompilationUnit *cUnit, - RegLocation loc); - -/* see comments for updateLoc */ -extern RegLocation dvmCompilerUpdateLocWide(CompilationUnit *cUnit, - RegLocation loc); - -/* Clobber all of the temps that might be used by a handler. */ -extern void dvmCompilerClobberHandlerRegs(CompilationUnit *cUnit); - -extern void dvmCompilerMarkLive(CompilationUnit *cUnit, int reg, int sReg); - -extern void dvmCompilerMarkDirty(CompilationUnit *cUnit, int reg); - -extern void dvmCompilerMarkPair(CompilationUnit *cUnit, int lowReg, - int highReg); - -extern void dvmCompilerMarkClean(CompilationUnit *cUnit, int reg); - -extern void dvmCompilerResetDef(CompilationUnit *cUnit, int reg); - -extern void dvmCompilerResetDefLoc(CompilationUnit *cUnit, RegLocation rl); - -/* Set up temp & preserved register pools specialized by target */ -extern void dvmCompilerInitPool(RegisterInfo *regs, int *regNums, int num); - -/* - * Mark the beginning and end LIR of a def sequence. Note that - * on entry start points to the LIR prior to the beginning of the - * sequence. - */ -extern void dvmCompilerMarkDef(CompilationUnit *cUnit, RegLocation rl, - LIR *start, LIR *finish); -/* - * Mark the beginning and end LIR of a def sequence. Note that - * on entry start points to the LIR prior to the beginning of the - * sequence. - */ -extern void dvmCompilerMarkDefWide(CompilationUnit *cUnit, RegLocation rl, - LIR *start, LIR *finish); - -extern RegLocation dvmCompilerGetSrcWide(CompilationUnit *cUnit, MIR *mir, - int low, int high); - -extern RegLocation dvmCompilerGetDestWide(CompilationUnit *cUnit, MIR *mir, - int low, int high); -// Get the LocRecord associated with an SSA name use. -extern RegLocation dvmCompilerGetSrc(CompilationUnit *cUnit, MIR *mir, int num); - -// Get the LocRecord associated with an SSA name def. -extern RegLocation dvmCompilerGetDest(CompilationUnit *cUnit, MIR *mir, - int num); - -extern RegLocation dvmCompilerGetReturnWide(CompilationUnit *cUnit); - -/* Clobber all regs that might be used by an external C call */ -extern void dvmCompilerClobberCallRegs(CompilationUnit *cUnit); - -extern RegisterInfo *dvmCompilerIsTemp(CompilationUnit *cUnit, int reg); - -extern void dvmCompilerMarkInUse(CompilationUnit *cUnit, int reg); - -extern int dvmCompilerAllocTemp(CompilationUnit *cUnit); - -extern int dvmCompilerAllocTempFloat(CompilationUnit *cUnit); - -//REDO: too many assumptions. -extern int dvmCompilerAllocTempDouble(CompilationUnit *cUnit); - -extern void dvmCompilerFreeTemp(CompilationUnit *cUnit, int reg); - -extern void dvmCompilerResetDefLocWide(CompilationUnit *cUnit, RegLocation rl); - -extern void dvmCompilerResetDefTracking(CompilationUnit *cUnit); - -/* Kill the corresponding bit in the null-checked register list */ -extern void dvmCompilerKillNullCheckedLoc(CompilationUnit *cUnit, - RegLocation loc); - -//FIXME - this needs to also check the preserved pool. -extern RegisterInfo *dvmCompilerIsLive(CompilationUnit *cUnit, int reg); - -/* To be used when explicitly managing register use */ -extern void dvmCompilerLockAllTemps(CompilationUnit *cUnit); - -extern void dvmCompilerFlushAllRegs(CompilationUnit *cUnit); - -extern RegLocation dvmCompilerGetReturnWideAlt(CompilationUnit *cUnit); - -extern RegLocation dvmCompilerGetReturn(CompilationUnit *cUnit); - -extern RegLocation dvmCompilerGetReturnAlt(CompilationUnit *cUnit); - -/* Clobber any temp associated with an sReg. Could be in either class */ -extern void dvmCompilerClobberSReg(CompilationUnit *cUnit, int sReg); - -/* Return a temp if one is available, -1 otherwise */ -extern int dvmCompilerAllocFreeTemp(CompilationUnit *cUnit); - -/* - * Similar to dvmCompilerAllocTemp(), but forces the allocation of a specific - * register. No check is made to see if the register was previously - * allocated. Use with caution. - */ -extern void dvmCompilerLockTemp(CompilationUnit *cUnit, int reg); - -extern RegLocation dvmCompilerWideToNarrow(CompilationUnit *cUnit, - RegLocation rl); - -/* - * Free all allocated temps in the temp pools. Note that this does - * not affect the "liveness" of a temp register, which will stay - * live until it is either explicitly killed or reallocated. - */ -extern void dvmCompilerResetRegPool(CompilationUnit *cUnit); - -extern void dvmCompilerClobberAllRegs(CompilationUnit *cUnit); - -extern void dvmCompilerFlushRegWide(CompilationUnit *cUnit, int reg1, int reg2); - -extern void dvmCompilerFlushReg(CompilationUnit *cUnit, int reg); - -/* - * Architecture-dependent register allocation routines implemented in - * ${TARGET_ARCH}/${TARGET_ARCH_VARIANT}/Ralloc.c - */ -extern int dvmCompilerAllocTypedTempPair(CompilationUnit *cUnit, - bool fpHint, int regClass); - -extern int dvmCompilerAllocTypedTemp(CompilationUnit *cUnit, bool fpHint, - int regClass); - -extern ArmLIR* dvmCompilerRegCopy(CompilationUnit *cUnit, int rDest, int rSrc); - -extern void dvmCompilerRegCopyWide(CompilationUnit *cUnit, int destLo, - int destHi, int srcLo, int srcHi); - -extern void dvmCompilerFlushRegImpl(CompilationUnit *cUnit, int rBase, - int displacement, int rSrc, OpSize size); - -extern void dvmCompilerFlushRegWideImpl(CompilationUnit *cUnit, int rBase, - int displacement, int rSrcLo, - int rSrcHi); |