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path: root/lib/CodeGen/RegAllocLocal.cpp
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* Use BitVector instead of vector<bool> which can be extremely slow.Evan Cheng2007-02-151-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34302 91177308-0d34-0410-b5e6-96231b3b80d8
* rename DenseMap to IndexedMap.Chris Lattner2007-02-011-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33749 91177308-0d34-0410-b5e6-96231b3b80d8
* Eliminate static ctors from StatisticsChris Lattner2006-12-191-5/+4
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32698 91177308-0d34-0410-b5e6-96231b3b80d8
* Removing even more <iostream> includes.Bill Wendling2006-12-071-1/+1
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* Detemplatize the Statistic class. The only type it is instantiated withChris Lattner2006-12-061-3/+3
| | | | | | | is 'unsigned'. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32279 91177308-0d34-0410-b5e6-96231b3b80d8
* More removal of std::cerr and DEBUG, replacing with DOUT instead.Bill Wendling2006-11-171-27/+26
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31806 91177308-0d34-0410-b5e6-96231b3b80d8
* Match live variable changes.Evan Cheng2006-11-151-10/+56
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* Add implicit def / use operands to MachineInstr.Evan Cheng2006-11-101-2/+2
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* Fix UnitTests/2005-05-12-Int64ToFP.c with llc-beta. In particular, do notChris Lattner2006-09-191-7/+10
| | | | | | | allow it to go into an infinite loop, filling up the disk! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30494 91177308-0d34-0410-b5e6-96231b3b80d8
* Non-allocatable physregs can be killed and dead, but don't treat them asChris Lattner2006-09-081-0/+6
| | | | | | | safe for later allocation. This fixes McCat/18-imp with llc-beta. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30204 91177308-0d34-0410-b5e6-96231b3b80d8
* This fixes Benchmarks/Prolangs-C/unix-smailChris Lattner2006-09-081-0/+2
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* Fix a bunch of llc-beta failures on x86 yesterday. Don't allow selectionChris Lattner2006-09-081-17/+42
| | | | | | | | of unallocatable registers, just because an alias is allocatable. We were picking registers like SIL just because ESI was being used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30197 91177308-0d34-0410-b5e6-96231b3b80d8
* Only call isUse/isDef on register operandsEvan Cheng2006-09-051-3/+3
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* Fix Regression/CodeGen/Generic/2006-09-02-LocalAllocCrash.ll on X86.Chris Lattner2006-09-031-6/+11
| | | | | | | | Just because an alias of a register is available, it doesn't mean that we can arbitrarily evict the register. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30064 91177308-0d34-0410-b5e6-96231b3b80d8
* When deleting a machine instruction, make sure to remove it from theChris Lattner2006-09-031-1/+4
| | | | | | | livevariables information. This fixes several regalloc=local failures on x86 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30062 91177308-0d34-0410-b5e6-96231b3b80d8
* s|llvm/Support/Visibility.h|llvm/Support/Compiler.h|Chris Lattner2006-08-271-1/+1
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* Final polish on machine pass registries.Jim Laskey2006-08-021-1/+1
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* Introducing plugable register allocators and instruction schedulers.Jim Laskey2006-08-011-0/+7
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* Eliminate data relocations by using NULL instead of global empty list.Jim Laskey2006-07-211-15/+19
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* 80 colsAndrew Lenharth2006-07-201-2/+2
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* Reduce number of exported symbolsAndrew Lenharth2006-07-201-4/+4
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* Use hidden visibility to make symbols in an anonymous namespace getChris Lattner2006-06-281-1/+2
| | | | | | | dropped. This shrinks libllvmgcc.dylib another 67K git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28975 91177308-0d34-0410-b5e6-96231b3b80d8
* Teach the local allocator to know that live-in values (e.g. arguments) areChris Lattner2006-06-151-0/+20
| | | | | | | | live at function entry. This prevents it from using arg registers for other purposes before the arguments are used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28809 91177308-0d34-0410-b5e6-96231b3b80d8
* Move some methods out of MachineInstr into MachineOperandChris Lattner2006-05-041-3/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28102 91177308-0d34-0410-b5e6-96231b3b80d8
* Add explicit #includes of <iostream>Chris Lattner2006-01-221-0/+1
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* Nuke noop copies.Chris Lattner2005-11-091-4/+11
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* Disable some overly-aggressive checking code. This speeds up the localChris Lattner2005-11-091-1/+2
| | | | | | | allocator from 23s to 11s on kc++ in debug mode. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24255 91177308-0d34-0410-b5e6-96231b3b80d8
* Change this code ot pass register classes into the stack slot spiller/reloaderChris Lattner2005-09-301-2/+2
| | | | | | | | code. PrologEpilogInserter hasn't been updated yet though, so targets cannot use this info. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23536 91177308-0d34-0410-b5e6-96231b3b80d8
* adjust to new live variables interfaceChris Lattner2005-08-231-2/+2
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* Remove trailing whitespaceMisha Brukman2005-04-211-1/+1
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* Update this pass to set PhysRegsUsed info in MachineFunction.Chris Lattner2005-01-231-1/+13
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* Clean up the MachineBasicBlock.h file, percolating #includes into this file.Chris Lattner2004-10-261-0/+1
| | | | | | | Patch contributed by Morten Ofstad git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17251 91177308-0d34-0410-b5e6-96231b3b80d8
* Changes For Bug 352Reid Spencer2004-09-011-4/+4
| | | | | | | | | Move include/Config and include/Support into include/llvm/Config, include/llvm/ADT and include/llvm/Support. From here on out, all LLVM public header files must be under include/llvm/. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16137 91177308-0d34-0410-b5e6-96231b3b80d8
* Reduce usage of MRegisterInfo::getRegClassChris Lattner2004-08-151-2/+2
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* Nuke ifdef'd out codeChris Lattner2004-08-151-33/+0
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* Stop using CreateStackObject(RegClass*)Chris Lattner2004-08-151-1/+2
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* These methods no longer take a TargetRegisterClass* operand.Chris Lattner2004-08-151-2/+2
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* These files don't need to include <iostream> since they include ↵Brian Gaeke2004-07-211-1/+0
| | | | | | "Support/Debug.h". git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15089 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix a recent regression in Applications/sgefa that Alkis pointed out to me.Chris Lattner2004-06-161-2/+2
| | | | | | | | | The vector may actually be empty if the register that we are marking as recently used is not actually allocatable. This happens for physical registers that are not allocatable, like the ST(x) registers on X86. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14195 91177308-0d34-0410-b5e6-96231b3b80d8
* Adjust to new TargetMachine interfaceChris Lattner2004-06-021-1/+1
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* Change MRegisterInfo::foldMemoryOperand to return the foldedAlkis Evlogimenos2004-03-141-4/+3
| | | | | | | instruction to make the API more flexible. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12386 91177308-0d34-0410-b5e6-96231b3b80d8
* Uncomment assertions that register# != 0 on calls toAlkis Evlogimenos2004-02-261-12/+18
| | | | | | | | MRegisterInfo::is{Physical,Virtual}Register. Apply appropriate fixes to relevant files. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11882 91177308-0d34-0410-b5e6-96231b3b80d8
* No need to clear the map here, it will always be emptyChris Lattner2004-02-261-1/+0
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* Add DenseMap template and actually use it for for mapping virtual regsAlkis Evlogimenos2004-02-251-13/+8
| | | | | | | to objects. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11840 91177308-0d34-0410-b5e6-96231b3b80d8
* Refactor rewinding code for finding the first terminator of a basicAlkis Evlogimenos2004-02-231-5/+1
| | | | | | | | | | | | | block into MachineBasicBlock::getFirstTerminator(). This also fixes a bug in the implementation of the above in both RegAllocLocal and InstrSched, where instructions where added after the terminator if the basic block's only instruction was a terminator (it shouldn't matter for RegAllocLocal since this case never occurs in practice). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11748 91177308-0d34-0410-b5e6-96231b3b80d8
* Another bug fix for empty MBB'sChris Lattner2004-02-221-1/+1
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* Fix a bug where we were implicitly assuming that there would be at leastChris Lattner2004-02-221-2/+2
| | | | | | | one terminator instruction in each basic block. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11714 91177308-0d34-0410-b5e6-96231b3b80d8
* Make 'fold' statistic's description the same in both allocators.Alkis Evlogimenos2004-02-211-2/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11687 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix problem fusing spill code into instructions: we didn't update the liveChris Lattner2004-02-191-0/+3
| | | | | | | | variable information to take into account the change of instruction address. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11628 91177308-0d34-0410-b5e6-96231b3b80d8
* Rename reloads/spills to loads/stores.Alkis Evlogimenos2004-02-191-5/+5
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11619 91177308-0d34-0410-b5e6-96231b3b80d8
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