Add new method to check to see if a global is available

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6058 91177308-0d34-0410-b5e6-96231b3b80d8

This blank line has GOT to go.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6057 91177308-0d34-0410-b5e6-96231b3b80d8

Allow const functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6056 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug in last checkin

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6055 91177308-0d34-0410-b5e6-96231b3b80d8

Add methods for stub function generation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6054 91177308-0d34-0410-b5e6-96231b3b80d8

Add new methods for stub generation

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6053 91177308-0d34-0410-b5e6-96231b3b80d8

Minor speedup by avoiding callbacks to functions already generated

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6052 91177308-0d34-0410-b5e6-96231b3b80d8

Improve efficiency of JIT by having it use direct function calls instead of
signals to regain control from the executing code

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6051 91177308-0d34-0410-b5e6-96231b3b80d8

assert early instead of late for unimplemented feature

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6050 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for Add, Sub, And, Or, & Xor constant exprs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6049 91177308-0d34-0410-b5e6-96231b3b80d8

Remvoe testcase that should never be implemented

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6048 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6047 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for variable argument functions!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6046 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for variable argument functions!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6044 91177308-0d34-0410-b5e6-96231b3b80d8

Implement varargs support for LLI!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6043 91177308-0d34-0410-b5e6-96231b3b80d8

Add a pointersize/endianness safe load routine to match the store routine

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6042 91177308-0d34-0410-b5e6-96231b3b80d8

A large number of simple changes:
  * s/Method/Function
  * Kill some obsolete (external) functions that used to be to support tracing

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6041 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for recording arguments passed through the ... of a varargs function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6040 91177308-0d34-0410-b5e6-96231b3b80d8

va_start only takes on argument now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6039 91177308-0d34-0410-b5e6-96231b3b80d8

llvm.va_start only takes on argument now
Verify that va_start doesn't occur in functions with no varargs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6038 91177308-0d34-0410-b5e6-96231b3b80d8

Update information about the switch instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6037 91177308-0d34-0410-b5e6-96231b3b80d8

* Add information about LLVM intrinsics
* Add information about the va_arg instruction
* Add information about the llvm.va_* intrinsics

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6036 91177308-0d34-0410-b5e6-96231b3b80d8

Add more support for intrinsic functions and for varargs stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6035 91177308-0d34-0410-b5e6-96231b3b80d8

Test the whole range of varargs handling stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6034 91177308-0d34-0410-b5e6-96231b3b80d8

Initial support for intrinsic functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6033 91177308-0d34-0410-b5e6-96231b3b80d8

Initial checkin for LLVM intrinsic functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6032 91177308-0d34-0410-b5e6-96231b3b80d8

Handle va_arg instruction correctly

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6030 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for the new va_arg instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6029 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for the new VarArgInst instruction, reindent some stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6028 91177308-0d34-0410-b5e6-96231b3b80d8

Add new VarArgInst class for the va_arg instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6027 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for new va_arg instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6026 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6025 91177308-0d34-0410-b5e6-96231b3b80d8

Don't inline functions that take variable numbers of arguments!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6024 91177308-0d34-0410-b5e6-96231b3b80d8

Remove using decl

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6023 91177308-0d34-0410-b5e6-96231b3b80d8

Remove using declarations

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6022 91177308-0d34-0410-b5e6-96231b3b80d8

Added the initial version of the TableGen description for the Sparc backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6021 91177308-0d34-0410-b5e6-96231b3b80d8

Fixed syntax error (in documentation!): missing parenthesis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6020 91177308-0d34-0410-b5e6-96231b3b80d8

Grammar fix: `of course' is separated from the sentences by commas on both
sides.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6019 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: Jello/2003-05-07-ArgumentTest.llx
Also fixes yacr2/ks benchmarks

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6017 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase for problem that is actually generic to all 32 bit LLI targets

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6016 91177308-0d34-0410-b5e6-96231b3b80d8

Add a vector to keep track of which registers are allocatable. Remove FIXMEs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6015 91177308-0d34-0410-b5e6-96231b3b80d8

Add comments, add a vector to keep track of which registers are allocatable

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6014 91177308-0d34-0410-b5e6-96231b3b80d8

IMPLICIT_DEF was not the beautiful elegant solution I thought it was going
to be.  In fact, it made stuff worse.  :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6013 91177308-0d34-0410-b5e6-96231b3b80d8

Re-add gross hack, it's still necessary.  :(

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6012 91177308-0d34-0410-b5e6-96231b3b80d8

Remove hideously nasty hack

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6011 91177308-0d34-0410-b5e6-96231b3b80d8

Emit pseudo instructions to indicate that some registers are live on entrance
and exit of the function.  This fixes bug: Jello/2003-05-06-LivenessClobber.llx
and the Fhourstones benchmark

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6010 91177308-0d34-0410-b5e6-96231b3b80d8

Don't have a cow with new pseudo instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6009 91177308-0d34-0410-b5e6-96231b3b80d8

Add two new pseudo instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6008 91177308-0d34-0410-b5e6-96231b3b80d8

Add a new open project

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6007 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase distilled from the fhourstones benchmark

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6006 91177308-0d34-0410-b5e6-96231b3b80d8

Make sure to compiel the LowerSwitch tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6005 91177308-0d34-0410-b5e6-96231b3b80d8

Fix memory corruption problem

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6003 91177308-0d34-0410-b5e6-96231b3b80d8

Debug output should go to cerr, not cout, because that's where bytecode goes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6002 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6001 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: UnitTests/2003-05-02-DependantPHI.c
Fix testcase MultiSource/Ptrdist-ks

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6000 91177308-0d34-0410-b5e6-96231b3b80d8

Fix miscompilation in Fhourstones and bug: LICM/2003-05-02-LoadHoist.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5994 91177308-0d34-0410-b5e6-96231b3b80d8

Fix miscompilation found in Fhourstones by bugpoint

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5993 91177308-0d34-0410-b5e6-96231b3b80d8

It's 'separate'. The 'i.e.' is kinda nit-picking, but think of it this way:
'separate' is the one causing you to recompile all your passes anyway.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5992 91177308-0d34-0410-b5e6-96231b3b80d8

Make a comment more accurate

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5991 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for debugging miscompilations with the use of the JIT or CBE!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5990 91177308-0d34-0410-b5e6-96231b3b80d8

Bugpoint is always verbose, eliminate option

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5989 91177308-0d34-0410-b5e6-96231b3b80d8

* Eliminate using decls
* Fix some styleistic things
* Fix bug: CWriter/2002-05-16-NameCollide.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5988 91177308-0d34-0410-b5e6-96231b3b80d8

Fix buggy tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5987 91177308-0d34-0410-b5e6-96231b3b80d8

The Hyphenation-Adding Committee is now in session.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5986 91177308-0d34-0410-b5e6-96231b3b80d8

The Grammar Police is out on patrol.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5985 91177308-0d34-0410-b5e6-96231b3b80d8

Attempt to fix sumant's typesafety issue

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5984 91177308-0d34-0410-b5e6-96231b3b80d8

Fix spelling

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5983 91177308-0d34-0410-b5e6-96231b3b80d8

Fix a bug which occurred with empty basic blocks

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5982 91177308-0d34-0410-b5e6-96231b3b80d8

Add an instcombine pass before levelraise

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5980 91177308-0d34-0410-b5e6-96231b3b80d8

Fix Bug: LowerSwitch/2003-05-01-PHIProblem.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5979 91177308-0d34-0410-b5e6-96231b3b80d8

Reduce testcase a bit

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5978 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase for the lowerswitch pass

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5977 91177308-0d34-0410-b5e6-96231b3b80d8

Minor cleanup

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5976 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: LevelRaise/2003-05-01-CallCast.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5975 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase: do not "raise" a call that is not through a function pointer!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5974 91177308-0d34-0410-b5e6-96231b3b80d8

Eliminate use of NonCopyable so that doxygen documentation doesn't link
the Annotation classes with the noncopyable classes for no reason

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5973 91177308-0d34-0410-b5e6-96231b3b80d8

Fix another case where constexprs could cause a crash

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5972 91177308-0d34-0410-b5e6-96231b3b80d8

Fix constant folding of constexprs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5971 91177308-0d34-0410-b5e6-96231b3b80d8

Remove implemented project, add a new one

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5970 91177308-0d34-0410-b5e6-96231b3b80d8

Add a new option to disable stripping of bytecode files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5969 91177308-0d34-0410-b5e6-96231b3b80d8

Create constant expression casts instead of constant instructions if possible

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5968 91177308-0d34-0410-b5e6-96231b3b80d8

Fix several bugs:
  * Warnings were emitted all of the time and were really annoying
  * Functions could not be resolved unless they had external linkage.  Linkonce
    linkage was not allowed
  * ConstantPointerRef's were not handled when linking functions
    we now actually handle cast (CPR) to X -> cast (NewCPR) to X

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5967 91177308-0d34-0410-b5e6-96231b3b80d8

Avoid naming things exactly the same

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5966 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase distilled from a problem identified by sumant

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5964 91177308-0d34-0410-b5e6-96231b3b80d8

Remove two fields from TargetData which are target specific.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5963 91177308-0d34-0410-b5e6-96231b3b80d8

The promotion rules are the same for all targets, they are set by the C standard.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5962 91177308-0d34-0410-b5e6-96231b3b80d8

IntegerRegSize is always 8 for sparc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5961 91177308-0d34-0410-b5e6-96231b3b80d8

Switch insns actually DO work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5960 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: LoopPreheaders/2003-04-25-AssertFail.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5959 91177308-0d34-0410-b5e6-96231b3b80d8

Add comment to testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5958 91177308-0d34-0410-b5e6-96231b3b80d8

Whoever checked this testcase in apparently never tested it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5957 91177308-0d34-0410-b5e6-96231b3b80d8

Revert last checkin.  Note that PHI nodes can use basic blocks also!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5956 91177308-0d34-0410-b5e6-96231b3b80d8

Remove long-dead obsolete cruft

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5955 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase that crashes preheaders

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5954 91177308-0d34-0410-b5e6-96231b3b80d8

Fix a bug that occurred when removing the last predecessor INTO an
infinite loop

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5953 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: ADCE/2003-04-25-PHIPostDominateProblem.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5952 91177308-0d34-0410-b5e6-96231b3b80d8

New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5951 91177308-0d34-0410-b5e6-96231b3b80d8

Add options to disable simplification with passes, in case one of them crashes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5950 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bogus assert

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5949 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug: Assembler/2003-04-25-UnresolvedGlobalReference.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5948 91177308-0d34-0410-b5e6-96231b3b80d8