Add llvm-upgrade documentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32125 91177308-0d34-0410-b5e6-96231b3b80d8

Document the llvm-upgrade tool.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32124 91177308-0d34-0410-b5e6-96231b3b80d8

Prevent a GEP from getting upgraded to avoid resulting test failure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32123 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32122 91177308-0d34-0410-b5e6-96231b3b80d8

Implement the GEP upgrade for non-constant unsigned indices

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32121 91177308-0d34-0410-b5e6-96231b3b80d8

Keep lists of values so they can be examined.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32120 91177308-0d34-0410-b5e6-96231b3b80d8

Update this test to use llvm-update.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32117 91177308-0d34-0410-b5e6-96231b3b80d8

Build llvm-update now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32116 91177308-0d34-0410-b5e6-96231b3b80d8

Use the llvm-upgrade program to upgrade llvm assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8

Add support for global types and type resolution. Fix several minor
formatting and spacing bugs. This is sufficient for llvm-upgrade to
correctly upgrade all of llvm/test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32114 91177308-0d34-0410-b5e6-96231b3b80d8

Unbreak VC++ build.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32113 91177308-0d34-0410-b5e6-96231b3b80d8

disable transformations that are invalid  for fp vectors.  This fixes
Transforms/InstCombine/2006-12-01-BadFPVectorXform.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32112 91177308-0d34-0410-b5e6-96231b3b80d8

new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32111 91177308-0d34-0410-b5e6-96231b3b80d8

Switch analysis groups to be unregistered when llvm_shutdown is called.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32110 91177308-0d34-0410-b5e6-96231b3b80d8

Handle upgrade of fp -> ptr cast with fp -> int -> ptr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32109 91177308-0d34-0410-b5e6-96231b3b80d8

Start moving pass registration over to using the ManagedStatic mechanism.
This fixes issues where passes get unregistered before llvm_shutdown is
called, and is generally cleaner and simpler.  Analysis groups up next.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32108 91177308-0d34-0410-b5e6-96231b3b80d8

Match TargetInstrInfo changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32107 91177308-0d34-0410-b5e6-96231b3b80d8

Don't convert {} into []!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32106 91177308-0d34-0410-b5e6-96231b3b80d8

pass cfgonly up the ctor instead of calling an explicit method.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32105 91177308-0d34-0410-b5e6-96231b3b80d8

Allow the new cast instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32104 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade shr to ashr and lshr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32103 91177308-0d34-0410-b5e6-96231b3b80d8

move 'cfgonly' pass tracking into PassInfo, instead of handling it with
yet-another global data structure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32102 91177308-0d34-0410-b5e6-96231b3b80d8

remove 'target constructor' support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32100 91177308-0d34-0410-b5e6-96231b3b80d8

target constructors are never used

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32099 91177308-0d34-0410-b5e6-96231b3b80d8

Match TargetInstrInfo changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32098 91177308-0d34-0410-b5e6-96231b3b80d8

convertToThreeAddress() is now responsible for updating live info as well as inserting the new MI's.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32097 91177308-0d34-0410-b5e6-96231b3b80d8

Don't treat numeric (untyped) constants as a ConstInfo, just pass the
string and let ConstVal add the type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32096 91177308-0d34-0410-b5e6-96231b3b80d8

Typo

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32095 91177308-0d34-0410-b5e6-96231b3b80d8

- Add getOperandConstraint() to TargetInstrDescriptor.
- convertToThreeAddress() change to allow single two-address MI to be converted
  into one or more 3-address MIs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32094 91177308-0d34-0410-b5e6-96231b3b80d8

fix incorrectly translated testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32093 91177308-0d34-0410-b5e6-96231b3b80d8

First version of llvm-upgrade that can correctly upgrade all of
test/Feature

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32092 91177308-0d34-0410-b5e6-96231b3b80d8

Add weak reference directive.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32091 91177308-0d34-0410-b5e6-96231b3b80d8

valgrind clean version of llvm-upgrade

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32090 91177308-0d34-0410-b5e6-96231b3b80d8

First version of llvm-upgrade that can correctly upgrade a large test
case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32089 91177308-0d34-0410-b5e6-96231b3b80d8

Remove dead methods

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32088 91177308-0d34-0410-b5e6-96231b3b80d8

These should be rewritten to fold without using the 'Rules' mechanism, but
until this happens at least make sext from bool and sitofp from bool do the
right thing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32087 91177308-0d34-0410-b5e6-96231b3b80d8

test1 is miscompiled

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32086 91177308-0d34-0410-b5e6-96231b3b80d8

wrong spot

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32084 91177308-0d34-0410-b5e6-96231b3b80d8

Test for float varargs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32083 91177308-0d34-0410-b5e6-96231b3b80d8

this logic is broken for trunc to bool, replace the folding logic for trunc
completely, as it is trivial.  We should probably do this for the rest of the
cast operations.  This fixes ConstProp/2006-12-01-TruncBoolBug.ll.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32081 91177308-0d34-0410-b5e6-96231b3b80d8

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