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* Add required headerAlkis Evlogimenos2004-05-081-0/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13417 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove unneeded headerAlkis Evlogimenos2004-05-081-1/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13416 91177308-0d34-0410-b5e6-96231b3b80d8
* numeric_limits::infinity() apparently does not work on all systems. As aChris Lattner2004-05-062-7/+5
| | | | | | | workaround, use the C HUGE_VAL macro instead. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13377 91177308-0d34-0410-b5e6-96231b3b80d8
* Operate on the Machine CFG instead of on the LLVM CFGChris Lattner2004-05-012-17/+12
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13302 91177308-0d34-0410-b5e6-96231b3b80d8
* Stop LiveVariables from using BasicBlocks as part of the mapping, insteadChris Lattner2004-05-011-29/+20
| | | | | | | | | use MachineBasicBlocks. To do this, we traverse the Machine CFG instead of the LLVM CFG, which is also *MUCH* more efficient by having fewer levels of indirections and mappings. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13301 91177308-0d34-0410-b5e6-96231b3b80d8
* Include SparcV9RegInfo.h instead of TargetRegInfo.h. This serves as a bit ofBrian Gaeke2004-04-231-1/+1
| | | | | | | | documentation that this module needs to be made independent of the register file description of the current target. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13125 91177308-0d34-0410-b5e6-96231b3b80d8
* Implement emitWordAt() for the debug emitter and the file printer emitter. (IBrian Gaeke2004-04-231-0/+7
| | | | | | | | am not so sure about the file printer emitter, but the debug emitter change should be harmless.) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13117 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix bug introduced in previous commit.Alkis Evlogimenos2004-04-121-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12872 91177308-0d34-0410-b5e6-96231b3b80d8
* Correctly compute spill weightsAlkis Evlogimenos2004-04-121-18/+19
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12869 91177308-0d34-0410-b5e6-96231b3b80d8
* Print def lists a bit more compactlyAlkis Evlogimenos2004-04-121-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12866 91177308-0d34-0410-b5e6-96231b3b80d8
* Add definition list to each live interval.Alkis Evlogimenos2004-04-092-46/+61
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12791 91177308-0d34-0410-b5e6-96231b3b80d8
* MBB::remove should not modify the iterator passed inChris Lattner2004-03-311-1/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12572 91177308-0d34-0410-b5e6-96231b3b80d8
* MachineBasicBlock::remove should not modify the iterator passed inChris Lattner2004-03-311-2/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12571 91177308-0d34-0410-b5e6-96231b3b80d8
* Correctly update LiveVariables when an instruction changesAlkis Evlogimenos2004-03-301-3/+3
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12561 91177308-0d34-0410-b5e6-96231b3b80d8
* Change how the beginnings and ends of MachineFunctions are printed. GetBrian Gaeke2004-03-291-3/+3
| | | | | | | rid of the funny cast. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12537 91177308-0d34-0410-b5e6-96231b3b80d8
* Make the set of fixed (preallocated) intervals be a fixed superset ofAlkis Evlogimenos2004-03-171-29/+10
| | | | | | | | unhandled + handled. So unhandled is now including all fixed intervals and fixed intervals never changes when processing a function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12462 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix PR294Chris Lattner2004-03-161-1/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12425 91177308-0d34-0410-b5e6-96231b3b80d8
* Change MRegisterInfo::foldMemoryOperand to return the foldedAlkis Evlogimenos2004-03-142-11/+12
| | | | | | | instruction to make the API more flexible. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12386 91177308-0d34-0410-b5e6-96231b3b80d8
* Spill explicit physical register defs as well.Alkis Evlogimenos2004-03-091-3/+11
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12260 91177308-0d34-0410-b5e6-96231b3b80d8
* As I wrote in the docs, simple is the default spiller :-)Alkis Evlogimenos2004-03-061-2/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12189 91177308-0d34-0410-b5e6-96231b3b80d8
* Add simple spiller.Alkis Evlogimenos2004-03-061-9/+72
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12188 91177308-0d34-0410-b5e6-96231b3b80d8
* Make MachineOperand's value named 'contents'. Make really, really sureBrian Gaeke2004-03-031-6/+6
| | | | | | | | it is always completely initialized and copied. Also, fix up many comments and asserts. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12100 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a spiller option to llc. A simple spiller will come soon. When we get ↵Alkis Evlogimenos2004-03-014-46/+74
| | | | | | CFG in the machine code represenation a global spiller will also be possible. Also document the linear scan register allocator but mark it as experimental for now. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12062 91177308-0d34-0410-b5e6-96231b3b80d8
* Add the long awaited memory operand folding support for linear scanAlkis Evlogimenos2004-03-015-29/+87
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12058 91177308-0d34-0410-b5e6-96231b3b80d8
* TargetCacheInfo has been removed; its only uses were to propagate a constantBrian Gaeke2004-03-011-2/+1
| | | | | | | | | | (16) into certain areas of the SPARC V9 back-end. I'm fairly sure the US IIIi's dcache has 32-byte lines, so I'm not sure where the 16 came from. However, in the interest of not breaking things any more than they already are, I'm going to leave the constant alone. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12043 91177308-0d34-0410-b5e6-96231b3b80d8
* Adding new Modulo Scheduling graph files.Tanya Lattner2004-03-013-0/+769
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12031 91177308-0d34-0410-b5e6-96231b3b80d8
* Removing old graph files with new graph files that I wrote. Updated ↵Tanya Lattner2004-03-013-276/+682
| | | | | | ModuloScheduling pass, but still in progress. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12030 91177308-0d34-0410-b5e6-96231b3b80d8
* Add an assertChris Lattner2004-02-291-1/+4
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12010 91177308-0d34-0410-b5e6-96231b3b80d8
* Add back #include I messed upChris Lattner2004-02-291-0/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12009 91177308-0d34-0410-b5e6-96231b3b80d8
* Urg, forgot to check this in.Chris Lattner2004-02-291-1/+0
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* Move the private MachineInstrAnnot.h into a private directory.Chris Lattner2004-02-291-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12003 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove use of an ugly headerChris Lattner2004-02-291-1/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12002 91177308-0d34-0410-b5e6-96231b3b80d8
* Move methods out of .h fileChris Lattner2004-02-291-0/+9
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12001 91177308-0d34-0410-b5e6-96231b3b80d8
* Eliminate the distinction between "real" and "unreal" instructionsChris Lattner2004-02-291-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11986 91177308-0d34-0410-b5e6-96231b3b80d8
* int64_t -> intChris Lattner2004-02-291-1/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11977 91177308-0d34-0410-b5e6-96231b3b80d8
* Rename member function to be consistent with the rest.Alkis Evlogimenos2004-02-272-4/+4
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11898 91177308-0d34-0410-b5e6-96231b3b80d8
* Make spiller push stores right after the definition of a register soAlkis Evlogimenos2004-02-271-8/+33
| | | | | | | that they are as far away from the loads as possible. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11895 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix crash caused by passing register 0 toAlkis Evlogimenos2004-02-271-1/+1
| | | | | | | MRegisterInfo::isPhysicalRegister(). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11894 91177308-0d34-0410-b5e6-96231b3b80d8
* Clear maps right after basic block is processed.Alkis Evlogimenos2004-02-261-4/+4
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11892 91177308-0d34-0410-b5e6-96231b3b80d8
* Uncomment assertions that register# != 0 on calls toAlkis Evlogimenos2004-02-263-17/+23
| | | | | | | | 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
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11868 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix bugs found with recent addition of assertions inAlkis Evlogimenos2004-02-251-2/+2
| | | | | | | MRegisterInfo::is{Physical,Virtual}Register. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11849 91177308-0d34-0410-b5e6-96231b3b80d8
* Great sparc renaming fallout IV: Sparc --> SparcV9.Brian Gaeke2004-02-252-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11844 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove asssert since it is breaking cases that it shouldn't.Alkis Evlogimenos2004-02-251-1/+0
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11841 91177308-0d34-0410-b5e6-96231b3b80d8
* Add DenseMap template and actually use it for for mapping virtual regsAlkis Evlogimenos2004-02-253-36/+29
| | | | | | | to objects. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11840 91177308-0d34-0410-b5e6-96231b3b80d8
* Add an assertionChris Lattner2004-02-251-0/+1
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11830 91177308-0d34-0410-b5e6-96231b3b80d8
* FunctionLiveVarInfo.h moved: include/llvm/CodeGen -> lib/Target/Sparc/LiveVarBrian Gaeke2004-02-242-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11804 91177308-0d34-0410-b5e6-96231b3b80d8
* Move machine code rewriter and spiller outside the registerAlkis Evlogimenos2004-02-243-143/+176
| | | | | | | | | | | | allocator. The implementation is completely rewritten and now employs several optimizations not exercised before. For example for 164.gzip we have 997 loads and 699 stores vs the 1221 loads and 880 stores we have before. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11798 91177308-0d34-0410-b5e6-96231b3b80d8
* Add predicates for checking if a virtual register has a physicalAlkis Evlogimenos2004-02-241-0/+8
| | | | | | | register mapping or a stack slot mapping. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11795 91177308-0d34-0410-b5e6-96231b3b80d8
* Make enum private as it is an implementation detail.Alkis Evlogimenos2004-02-231-5/+5
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11782 91177308-0d34-0410-b5e6-96231b3b80d8
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