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2002-12-20Add support for isnanChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5111 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-20Add stats outputChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5110 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-20Fix warningChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5109 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-20CBW doesn't modify ALChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5108 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-20fix warningChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5107 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-18* Fix several register aliasing bugsChris Lattner
* Add a new option to eliminate spilling of registers that are only used within a basic block. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5106 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-18Print argc as well as argvChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5105 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-18Don't force setCC instructions into ALChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5104 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-18Implicit defs/uses list may be empty.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5103 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-18Add comments, switch uses/defs to match InstrInfo.def fileChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5102 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-18Add reg clobber list for direct callsChris Lattner
Represent empty use/def list as a null pointer git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5101 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Simplify interface to remove virtual function referencesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5100 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Use new reginfo interfaceChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5099 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Update to use new interface for register infoChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5098 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17New fileChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5097 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Add prolog/epilog spills/reloads to countersChris Lattner
Move X86 specific alignment gunk to X86 files git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5096 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Round number of bytes allocated on the stack up to a multiple of 4 so that theChris Lattner
stack remains aligned git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5095 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Local register allocator is now stable enough for use, it passes all testsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5094 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Fix many bugs, regallocator now saves callee-save registers instead of targetChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5093 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Register allocator is responsible for spilling callee saved regsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5092 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-17Make testcase return 0 on successChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5091 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Build add instructions of the correct form!Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5090 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add dummy implementation of __mainChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5089 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Two fixes:Chris Lattner
* Only load incoming arguments into virtual registers once at the beginning of the function * Assign different virtual registers to each reference to constants/globals git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5088 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Fix prolog/epilog in the presence of allocaChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5087 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Make sure stack manipulation refers to ESP the right number of timesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5086 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16New testcase for printing out argumentsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5085 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add some special cases to make common getelementptr cases easier to read/fasterChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5084 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Finish implementation of alias list implChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5083 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16* Fix a gross X86 hack that was intended to avoid allocating SP and BPChris Lattner
* Implement register alias set support git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5082 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Keep the stack frame aligned.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5081 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add support for register alias set descriptionChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5080 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add mechanism to select register allocator to useChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5079 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Initial checkin of "local" register allocator. Bugs are still present.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5078 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Try #2 to get alias set stuff to workChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5077 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add commentsChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5076 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add info about register aliases, add prototype for createLocalRegisterAllocatorChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5075 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add info about register file aliasingChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5074 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add information about register file aliasingChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5073 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Add call clobber infoChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5072 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Rename createSimpleX86RegisterAllocator to createSimpleRegisterAllocatorChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5071 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Rename createSimpleX86RegisterAllocator to createSimpleRegisterAllocator.Chris Lattner
Remvoe some dead code git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5070 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16brgBrian Gaeke
Fix some bugs in use of MBB vs. BB and iterators that are invalidated before we use them. Reference targetClass by enum name, not by number. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5069 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-16Use -Wl,-x instead of -s: it is more portable, and in particular,Vikram S. Adve
is needed on BSD (MacOS). Also, use -Ldir instead of -L dir on the link line. Same reason... git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5068 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-15Some simpliciations to the spill/reload interfaceChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5067 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-15Simplify PHI node elimination significantly by doing it as a prepass toChris Lattner
register allocation git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5066 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-15Correct the setting of Def flags on registers that are modified!Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5065 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-15Variety of small or trivial simplifications to the code, completely eliminatedChris Lattner
the dependence on PhysRegClassMap git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5064 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-15Export well known instruction opcodes usable by target independant passesChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5063 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-15Add new opIsUse methodChris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5062 91177308-0d34-0410-b5e6-96231b3b80d8
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