Cleanup ConstantExpr handling:
 * Correctly delete TypeHandles in AsmParser.  In addition to not leaking
   memory, this prevents a bug that could have occurred when a type got
   resolved that the constexpr was using
 * Check for errors in the AsmParser instead of hitting assertion failures
   deep in the code
 * Simplify the interface to the ConstantExpr class, removing unneccesary
   parameters to the ::get* methods.
 * Rename the 'getelementptr' version of ConstantExpr::get to
   ConstantExpr::getGetElementPtr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3161 91177308-0d34-0410-b5e6-96231b3b80d8

Cleanup ConstantExpr handling:
 * Correctly delete TypeHandles in AsmParser.  In addition to not leaking
   memory, this prevents a bug that could have occurred when a type got
   resolved that the constexpr was using
 * Check for errors in the AsmParser instead of hitting assertion failures
   deep in the code
 * Simplify the interface to the ConstantExpr class, removing unneccesary
   parameters to the ::get* methods.
 * Rename the 'getelementptr' version of ConstantExpr::get to
   ConstantExpr::getGetElementPtr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3160 91177308-0d34-0410-b5e6-96231b3b80d8

Remove invokation of cleangcc pass which has been renamed, and is unneccesary anyway

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3159 91177308-0d34-0410-b5e6-96231b3b80d8

Remove FIXME's that aren't really needed after all.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3158 91177308-0d34-0410-b5e6-96231b3b80d8

Declare that these passes only depend on the CFG of the function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3157 91177308-0d34-0410-b5e6-96231b3b80d8

* Implement stuff so that code can declare that they only depend on the CFG of
  a function, not on anything else.  This speeds up GCCAS a lot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3156 91177308-0d34-0410-b5e6-96231b3b80d8

* Move some code from Pass.cpp to PassManagerT.h
* Implement stuff so that code can declare that they only depend on the CFG of
  a function, not on anything else.  This speeds up GCCAS a lot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3155 91177308-0d34-0410-b5e6-96231b3b80d8

Implement constant propogation of logical (and, or, xor) expressions.
Fixes testcase: test/Regression/Transforms/ConstProp/logicaltest.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3154 91177308-0d34-0410-b5e6-96231b3b80d8

Implement constant propogation of logical (and, or, xor) expressions.
Fixes testcase: test/Regression/Transforms/ConstProp/logicaltest.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3153 91177308-0d34-0410-b5e6-96231b3b80d8

Test that logical operators are correctly constant propogated!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3152 91177308-0d34-0410-b5e6-96231b3b80d8

Add test of newly checked in Union support!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3151 91177308-0d34-0410-b5e6-96231b3b80d8

Simplify testcase a bit

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3150 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase found when working on union support *sigh*

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3149 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase distilled from trying to compile burg with LLVM

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3148 91177308-0d34-0410-b5e6-96231b3b80d8

* Move InstructionSelection Pass here instead of living in Sparc.cpp.  It
  is platform independant afterall.
* Object orientize the functions, cleanup code a bit.  Instead of static
  global functions, the helpers for instruction selection are now part of
  the InstructionSelection Pass class.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3147 91177308-0d34-0410-b5e6-96231b3b80d8

* Move InstructionSelection pass to lib/CodeGen/InstrSelection so it is
  shared by backends.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3146 91177308-0d34-0410-b5e6-96231b3b80d8

Expose instruction selection as a pass instead of a global function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3145 91177308-0d34-0410-b5e6-96231b3b80d8

Add rough support for LLC passes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3144 91177308-0d34-0410-b5e6-96231b3b80d8

Remove unused vector

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3143 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug with last patch which would occur when a call returned void and we
attempted to assign it a name.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3142 91177308-0d34-0410-b5e6-96231b3b80d8

Pass renamed

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3141 91177308-0d34-0410-b5e6-96231b3b80d8

* Make sure the resolved function call instructions get the name from the
  old call instruction
* Implement conversion of return values for calls.  This fixes bug:
   test/Regression/Transforms/FunctionResolve/retmismatch3.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3140 91177308-0d34-0410-b5e6-96231b3b80d8

Oops, fix testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3139 91177308-0d34-0410-b5e6-96231b3b80d8

NEw testcase to handle "yet another" return type mismatch possibility

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3138 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix bug: test/Regression/Transforms/ADCE/2002-07-17-AssertionFailure.ll
  which was caused by us not running the "drop references of dead
  instructions" code when there were no basic blocks that were dead.

  We still don't want to do some of the stuff we do if there are dead
  basic blocks, but we DO want to drop references of dead instructions,
  so we factor the common code out to a new method.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3137 91177308-0d34-0410-b5e6-96231b3b80d8

Trim down testcase, a lot.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3136 91177308-0d34-0410-b5e6-96231b3b80d8

Reduce testcase more

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3135 91177308-0d34-0410-b5e6-96231b3b80d8

Add code to ensure that no PHI nodes are left laying around with their
arguments dropped.  This fixes bug:
   test/Regression/Transforms/ADCE/2002-07-17-PHIAssertion.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3134 91177308-0d34-0410-b5e6-96231b3b80d8

Use a module analysis

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3133 91177308-0d34-0410-b5e6-96231b3b80d8

Reduce the size of the testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3132 91177308-0d34-0410-b5e6-96231b3b80d8

Implement a new RemoveSuccessor function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3131 91177308-0d34-0410-b5e6-96231b3b80d8

Implement a new RemoveSuccessor function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3130 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: test/Regression/Transforms/ADCE/2002-07-29-Segfault.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3129 91177308-0d34-0410-b5e6-96231b3b80d8

Allow folding of basic blocks that have PHI nodes in them, fixing "bug":
  test/Regression/Transforms/SimplifyCFG/2002-06-24-PHINode.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3128 91177308-0d34-0410-b5e6-96231b3b80d8

Seperate analysis wrapper stuff to AnalysisWrappers.cpp

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3127 91177308-0d34-0410-b5e6-96231b3b80d8

Hrm, testcase was checking the wrong pass.  :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3126 91177308-0d34-0410-b5e6-96231b3b80d8

* Eliminate the Provided set.  All Passes now finally just automatically
  provide themselves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3125 91177308-0d34-0410-b5e6-96231b3b80d8

* Eliminate the Provided set.  All Passes now finally just automatically
  provide themselves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3124 91177308-0d34-0410-b5e6-96231b3b80d8

* PassInfo is allowed to be missing now (ie, not all passes need be registered)
* getPassName uses PassInfo if it's available
* PassInfo is now cached in the pass so that it is only looked up once, maximum

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3123 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix comment descriptions
* Remove defaulted argument to ctor that is never used anyway
* Prevent copying and assignment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3122 91177308-0d34-0410-b5e6-96231b3b80d8

* Fix assertion failure caused by command line argument getting removed after
  the map was freed.
* Cleanup code a bit

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3121 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3120 91177308-0d34-0410-b5e6-96231b3b80d8

Fix testcase to not print pointer value

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3119 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3118 91177308-0d34-0410-b5e6-96231b3b80d8

Remove needless #include

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3117 91177308-0d34-0410-b5e6-96231b3b80d8

* Standardize how analysis results/passes as printed with the print() virtual
  methods
* Eliminate AnalysisID:  Now it is just a typedef for const PassInfo*
* Simplify how AnalysisID's are initialized
* Eliminate Analysis/Writer.cpp/.h: incorporate printing functionality into
  the analyses themselves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3116 91177308-0d34-0410-b5e6-96231b3b80d8

* Standardize how analysis results/passes as printed with the print() virtual
  methods
* Eliminate AnalysisID:  Now it is just a typedef for const PassInfo*
* Simplify how AnalysisID's are initialized
* Eliminate Analysis/Writer.cpp/.h: incorporate printing functionality into
  the analyses themselves.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3115 91177308-0d34-0410-b5e6-96231b3b80d8

Make analyze use the Pass repository to populate it's command line argument list

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3114 91177308-0d34-0410-b5e6-96231b3b80d8

* Add support for different "PassType's"
* Add new RegisterOpt/RegisterAnalysis templates for registering passes that
  are to show up in opt or analyze
* Register Analyses now
* Change optimizations to use RegisterOpt instead of RegisterPass
* Add support for different "PassType's"
* Add new RegisterOpt/RegisterAnalysis templates for registering passes that
  are to show up in opt or analyze
* Register Analyses now
* Change optimizations to use RegisterOpt instead of RegisterPass
* Remove getPassName implementations from various subclasses

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3113 91177308-0d34-0410-b5e6-96231b3b80d8

* Add support for different "PassType's"
* Add new RegisterOpt/RegisterAnalysis templates for registering passes that
  are to show up in opt or analyze
* Register Analyses now
* Change optimizations to use RegisterOpt instead of RegisterPass
* Add support for different "PassType's"
* Add new RegisterOpt/RegisterAnalysis templates for registering passes that
  are to show up in opt or analyze
* Register Analyses now
* Change optimizations to use RegisterOpt instead of RegisterPass
* Remove getPassName implementations from various subclasses

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3112 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3111 91177308-0d34-0410-b5e6-96231b3b80d8

* Add support for different "PassType's"
* Add new RegisterOpt/RegisterAnalysis templates for registering passes that
  are to show up in opt or analyze
* Register Analyses now
* Change optimizations to use RegisterOpt instead of RegisterPass
* Remove getPassName implementations from various subclasses

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3110 91177308-0d34-0410-b5e6-96231b3b80d8

Factor PassNamePArser out into llvm/Support/PassNameParser.h

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3109 91177308-0d34-0410-b5e6-96231b3b80d8

Factor PassNameParser out of opt.cpp so that analyze and eventually llc can use it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3108 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3107 91177308-0d34-0410-b5e6-96231b3b80d8

Analysis contructors now no longer take AnalysisID's as their argument,
because there is a one-one mapping between classes and analyses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3106 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3105 91177308-0d34-0410-b5e6-96231b3b80d8

Simplify analyses so that there is only one analysis per class

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3104 91177308-0d34-0410-b5e6-96231b3b80d8

Fix typeo that caused bug:
test/Regression/Assembler/2002-07-25-ReturnPtrFunction.llx

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3103 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase for bug

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3102 91177308-0d34-0410-b5e6-96231b3b80d8

Add check to fix bug:
test/Regression/Assembler/2002-07-25-ParserAssertionFailure.llx

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3101 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3100 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: test/Regression/Assembler/2002-07-25-QuoteInString.llx

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3099 91177308-0d34-0410-b5e6-96231b3b80d8

Add testcase for disassembler problem.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3098 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3097 91177308-0d34-0410-b5e6-96231b3b80d8

Remove dead options

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3096 91177308-0d34-0410-b5e6-96231b3b80d8

Update the CommandLine manual for the newest revision, include outline of reference manual and extension guide

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3095 91177308-0d34-0410-b5e6-96231b3b80d8

Refix stuff for GCC 2.95, 3.0.4 & 3.1

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3094 91177308-0d34-0410-b5e6-96231b3b80d8

Fix previous checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3093 91177308-0d34-0410-b5e6-96231b3b80d8

Add typenames

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3092 91177308-0d34-0410-b5e6-96231b3b80d8

Fix gcc 3.1 complaint

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3091 91177308-0d34-0410-b5e6-96231b3b80d8

now removes deleted nops from MachineCodeForInstruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3090 91177308-0d34-0410-b5e6-96231b3b80d8

changed implementation of LLVM BYTECODE Length

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3089 91177308-0d34-0410-b5e6-96231b3b80d8

Namespace correctness is good

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3088 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3087 91177308-0d34-0410-b5e6-96231b3b80d8

Be more namespace correct

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3086 91177308-0d34-0410-b5e6-96231b3b80d8

Avoid warning message

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3085 91177308-0d34-0410-b5e6-96231b3b80d8

REmove extra blank lines

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3084 91177308-0d34-0410-b5e6-96231b3b80d8

Break line to fit 80 columns

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3083 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3082 91177308-0d34-0410-b5e6-96231b3b80d8

Avoid warning:  control reaches end of non-void function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3081 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for GCC 3.0.4

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3080 91177308-0d34-0410-b5e6-96231b3b80d8

Don't doxygenize the boost libraries

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3079 91177308-0d34-0410-b5e6-96231b3b80d8

Changes to allow building lib/Target/Sparc the FIRST time.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3078 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3077 91177308-0d34-0410-b5e6-96231b3b80d8

GCC 3.1 changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3076 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3075 91177308-0d34-0410-b5e6-96231b3b80d8

GCC 3.1 changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3074 91177308-0d34-0410-b5e6-96231b3b80d8

GCC 3.1 changes, finally the burm file builds the FIRST time a clean directory is built.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3073 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3072 91177308-0d34-0410-b5e6-96231b3b80d8

GCC 3.1 changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3071 91177308-0d34-0410-b5e6-96231b3b80d8

GCC 3.1 changes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3070 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3069 91177308-0d34-0410-b5e6-96231b3b80d8

Changes for GCC 3.1

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3068 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3067 91177308-0d34-0410-b5e6-96231b3b80d8

GCC 3.1 fixes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3066 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3065 91177308-0d34-0410-b5e6-96231b3b80d8

Changes to build with GCC 3.1

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3064 91177308-0d34-0410-b5e6-96231b3b80d8

Use the Support/iterator file to abstract out compiler differences

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3063 91177308-0d34-0410-b5e6-96231b3b80d8

Use the new include/Support/iterator file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3062 91177308-0d34-0410-b5e6-96231b3b80d8