add a new ConstantIntegral::get method.  Simplify the implementation of
ConstantInt::get

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32080 91177308-0d34-0410-b5e6-96231b3b80d8

new 'cast' miscompilation, reduced from perlbmk by Evan

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32079 91177308-0d34-0410-b5e6-96231b3b80d8

enable this now that codegen support is in place

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32076 91177308-0d34-0410-b5e6-96231b3b80d8

Copy and paste error. An initialized global cannot be a weak reference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32075 91177308-0d34-0410-b5e6-96231b3b80d8

1. In ppc64 mode we need only use one GPR.
2. Float values need to be promoted to double when they are vararg.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32074 91177308-0d34-0410-b5e6-96231b3b80d8

ExternalWeak case in wrong location.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32073 91177308-0d34-0410-b5e6-96231b3b80d8

This test is meant for X86 CPU which does not support SSE2.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32072 91177308-0d34-0410-b5e6-96231b3b80d8

Fix 2005-05-08-FPStackifierPHI.ll failure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32071 91177308-0d34-0410-b5e6-96231b3b80d8

Add a extern weak test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32070 91177308-0d34-0410-b5e6-96231b3b80d8

A initialized global variable cannot be extern weak. However, if a global value's initializer is itself a external weak symbol, emit the weak reference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32069 91177308-0d34-0410-b5e6-96231b3b80d8

Darwin PPC external weak linkage support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32068 91177308-0d34-0410-b5e6-96231b3b80d8

Minor code clean up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32067 91177308-0d34-0410-b5e6-96231b3b80d8

Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32066 91177308-0d34-0410-b5e6-96231b3b80d8

Darwin X86 external weak linkage support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32065 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase to verify external weak continues to work

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32064 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase for PR1027

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32063 91177308-0d34-0410-b5e6-96231b3b80d8

Fix a typo introduced by the cast patch that horribly broke a lot of vector
code.  Testcase here: Transforms/ConstProp/2006-11-30-vector-cast.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32062 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32061 91177308-0d34-0410-b5e6-96231b3b80d8

Don't fold "ptrtoint GV to bool" since this should be doing a truncate not
a comparison against zero. Instead fold setne(GV,null) and seteq(GV,null)
to ConstantBool::True or ConstantBool::False, respectively.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32060 91177308-0d34-0410-b5e6-96231b3b80d8

Define the HAVE_PTHREAD symbol.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32059 91177308-0d34-0410-b5e6-96231b3b80d8

The InstCombine hack has been removed, no need to XFAIL this any more.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32058 91177308-0d34-0410-b5e6-96231b3b80d8

Fix the CodeGen/PowerPC/vec_constants.ll regression.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32057 91177308-0d34-0410-b5e6-96231b3b80d8

Remove extra header.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32056 91177308-0d34-0410-b5e6-96231b3b80d8

Fix opt -o option. Don't pass a pointer to an auto variable which is going
away before it's needed, and don't try to delete that pointer!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32055 91177308-0d34-0410-b5e6-96231b3b80d8

For PR1019:
Add HAVE_PTHREAD to makefiles with support from configure and use it to
determine whether to build examples/ParallelJIT.
Patch by Anton Korobeynikov.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32054 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32053 91177308-0d34-0410-b5e6-96231b3b80d8

Introducing external weak linkage. Darwin codegen should be added later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32052 91177308-0d34-0410-b5e6-96231b3b80d8

Remove 4 FIXMEs to hack around cast-to-bool problems which no longer exist.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32051 91177308-0d34-0410-b5e6-96231b3b80d8

Factor out GVRequiresExtraLoad() from .h to .cpp

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32048 91177308-0d34-0410-b5e6-96231b3b80d8

Add X86-64 load / store codegen tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32047 91177308-0d34-0410-b5e6-96231b3b80d8

- Use a different wrapper node for RIP-relative GV, etc.
- Proper support for both small static and PIC modes under X86-64
- Some (non-optimal) support for medium modes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32046 91177308-0d34-0410-b5e6-96231b3b80d8

better check for version

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32045 91177308-0d34-0410-b5e6-96231b3b80d8

make it clear that this is always a zext

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32044 91177308-0d34-0410-b5e6-96231b3b80d8

One more bugfix, 3 cases of making casts explicit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32043 91177308-0d34-0410-b5e6-96231b3b80d8

Fix a bug in globalopt due to the recent cast patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32042 91177308-0d34-0410-b5e6-96231b3b80d8

Allow llvm-upgrade to read from stdin. Configure the lexer for reading
from C++ std::istream.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32041 91177308-0d34-0410-b5e6-96231b3b80d8

Add compile unit size test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32040 91177308-0d34-0410-b5e6-96231b3b80d8

Correct comment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32039 91177308-0d34-0410-b5e6-96231b3b80d8

Pubnames test

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32038 91177308-0d34-0410-b5e6-96231b3b80d8

Update docs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32037 91177308-0d34-0410-b5e6-96231b3b80d8

Change global descriptor names to provide name, full name and linkage name.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32036 91177308-0d34-0410-b5e6-96231b3b80d8

Temp fix to deal gdb issue.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32035 91177308-0d34-0410-b5e6-96231b3b80d8

MachineInstr::setOpcode -> MachineInstr::setInstrDescriptor

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32034 91177308-0d34-0410-b5e6-96231b3b80d8

Remove the ugly SPARCV9 TargetInstrDescriptors hack.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32033 91177308-0d34-0410-b5e6-96231b3b80d8

- MachineInstr now keeps a ptr to TargetInstrDescriptor instead of Opcode.
- Remove the ugly TargetInstrDescriptors hack.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32032 91177308-0d34-0410-b5e6-96231b3b80d8

Ignore generated files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32031 91177308-0d34-0410-b5e6-96231b3b80d8

Initial, non-functional, version of llvm-upgrade. This version just echos
its input. Committed for safekeeping purposes. Don't use this yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32030 91177308-0d34-0410-b5e6-96231b3b80d8

New LSR test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32029 91177308-0d34-0410-b5e6-96231b3b80d8

In PIC mode, GV not requiring an extra load can be used as address immediate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32028 91177308-0d34-0410-b5e6-96231b3b80d8

Clean up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32027 91177308-0d34-0410-b5e6-96231b3b80d8

Fix for PR1018 - Better support for X86-64 Linux in small code model.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32026 91177308-0d34-0410-b5e6-96231b3b80d8

Get the delegation right for InstVisitor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32025 91177308-0d34-0410-b5e6-96231b3b80d8

Fix bug codegen'ing FP constant vectors with integer splats.  Make sure the
created intrinsics have the right integer types.  This fixes
PowerPC/2006-11-29-AltivecFPSplat.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32024 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32023 91177308-0d34-0410-b5e6-96231b3b80d8

Avoid inifinite looping if READCYCLECOUNTER isn't custom lowered.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32022 91177308-0d34-0410-b5e6-96231b3b80d8

Eliminate unnecessary scopes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32020 91177308-0d34-0410-b5e6-96231b3b80d8

Offset for load of 32-bit arg in 64-bit world was incorrect.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32019 91177308-0d34-0410-b5e6-96231b3b80d8

Add x86-64 llvm.readcyclecounter test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32018 91177308-0d34-0410-b5e6-96231b3b80d8

Custom lower READCYCLECOUNTER for x86-64.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32017 91177308-0d34-0410-b5e6-96231b3b80d8

Allow target to custom lower READCYCLECOUNTER (when it doesn't have to be expanded).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32016 91177308-0d34-0410-b5e6-96231b3b80d8

Fix test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32015 91177308-0d34-0410-b5e6-96231b3b80d8

Oops! didn't mean to put this in there yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32014 91177308-0d34-0410-b5e6-96231b3b80d8

done

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32013 91177308-0d34-0410-b5e6-96231b3b80d8

new bswap idiom

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32012 91177308-0d34-0410-b5e6-96231b3b80d8

implement cast.ll:test35.  With this, we recognize:

unsigned short swp(unsigned short a) {
       return ((a & 0xff00) >> 8 | (a & 0x00ff) << 8);
}

as an idiom for bswap.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32011 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32010 91177308-0d34-0410-b5e6-96231b3b80d8

Teach instcombine to turn trunc(srl x, c) -> srl (trunc(x), c) when safe.
This implements InstCombine/cast.ll:test34.  It fires hundreds of times on
176.gcc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32009 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32008 91177308-0d34-0410-b5e6-96231b3b80d8

This fails on mainline.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32007 91177308-0d34-0410-b5e6-96231b3b80d8

Implement Regression/Transforms/InstCombine/bswap-fold.ll,
folding   seteq (bswap(x)), c -> seteq(x,bswap(c))

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32006 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase, bswaps should be eliminated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32005 91177308-0d34-0410-b5e6-96231b3b80d8

16-byte stack alignment for X86-64 ELF. Patch by Dan Gohman.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32004 91177308-0d34-0410-b5e6-96231b3b80d8

Fix for PR1023 by Dan Gohman.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32003 91177308-0d34-0410-b5e6-96231b3b80d8

Add test cases for PR1022, 1023.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32002 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade the ugly darwin 64-bit bswap idiom (bswap %eax / bswap %edx /
xchgl %eax, %edx) to llvm.bswap.i64.  This compiles:

long long test2(long long A) {
  return _OSSwapInt64(A);
}

to:

_test2:
        movl 8(%esp), %eax
        movl 4(%esp), %edx
        bswapl %eax
        bswapl %edx
        ret

instead of:

_test2:
        movl 8(%esp), %edx
        movl 4(%esp), %eax
        bswap   %eax
        bswap   %edx
        xchgl   %eax, %edx
        ret

GCC manages (with -fomit-frame-pointer) the uglier:

_test2:
        subl    $4, %esp
        movl    8(%esp), %eax
        movl    12(%esp), %edx
        bswap   %eax
        bswap   %edx
        xchgl   %eax, %edx
        addl    $4, %esp
        ret

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32001 91177308-0d34-0410-b5e6-96231b3b80d8

Fix for PR1022 (folding loads of static initializers) by Dan Gohman.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32000 91177308-0d34-0410-b5e6-96231b3b80d8

Trivially lower 'bswap $0' into llvm.bswap.  This fixes hexxagon with the
JIT on darwin/x86, which has htonl implemented as inline asm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31999 91177308-0d34-0410-b5e6-96231b3b80d8

WTF? These weird newlines got in there...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31998 91177308-0d34-0410-b5e6-96231b3b80d8

add a hook to allow targets to hack on inline asms to lower them to llvm
when they want to.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31997 91177308-0d34-0410-b5e6-96231b3b80d8

Join a split line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31996 91177308-0d34-0410-b5e6-96231b3b80d8

Converted to using llvm streams instead of <iostream>s

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31992 91177308-0d34-0410-b5e6-96231b3b80d8

Replacing std::iostreams with llvm iostreams. Some of these changes involve
adding a temporary wrapper around the ostream to make it friendly to
functions expecting an LLVM stream. This should be fixed in the future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31990 91177308-0d34-0410-b5e6-96231b3b80d8

Convert to using llvm streams instead of iostreams.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31989 91177308-0d34-0410-b5e6-96231b3b80d8

Support for llvm_ostreams.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31988 91177308-0d34-0410-b5e6-96231b3b80d8

gcc doesn't like an empty colbber list

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31987 91177308-0d34-0410-b5e6-96231b3b80d8

Use ostream instead of iostream

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31986 91177308-0d34-0410-b5e6-96231b3b80d8

Use llvm streams instead of <iostream>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31985 91177308-0d34-0410-b5e6-96231b3b80d8

Removed #include <iostream> and used llvm streams

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31984 91177308-0d34-0410-b5e6-96231b3b80d8

Removed some of the iostream #includes. Moved towards converting to using
llvm streams

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31983 91177308-0d34-0410-b5e6-96231b3b80d8

Support for llvm streams.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31982 91177308-0d34-0410-b5e6-96231b3b80d8

Add a helper function

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31981 91177308-0d34-0410-b5e6-96231b3b80d8

Identities are default now

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31980 91177308-0d34-0410-b5e6-96231b3b80d8

Make identity default, and fix PR1020

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31979 91177308-0d34-0410-b5e6-96231b3b80d8

Added a temporary hack to get the llvm-streams to work for future checkins.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31978 91177308-0d34-0410-b5e6-96231b3b80d8

Undo the last patch until 253.perlbmk passes with these changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31977 91177308-0d34-0410-b5e6-96231b3b80d8

New entries.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31976 91177308-0d34-0410-b5e6-96231b3b80d8

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31975 91177308-0d34-0410-b5e6-96231b3b80d8

Get the asminfo for the target most closely matching the module and use that for inline asm

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31974 91177308-0d34-0410-b5e6-96231b3b80d8

X86 asm -> gcc asm translation table (incomplete)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31973 91177308-0d34-0410-b5e6-96231b3b80d8

Add per-target support for asm translation in the cbe

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31972 91177308-0d34-0410-b5e6-96231b3b80d8