For PR950: Fix constant expressions to properly support ICmp and FCmp type expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32170 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Implement a stub for folding ICmp and FCmp instructions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32169 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Implement ICmp/FCmp predicate printing for constant expressions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32168 91177308-0d34-0410-b5e6-96231b3b80d8

For PR950: Provide an isCompare method for detection of ICmp and FCmp constant expressions.  Change interfaces to allow for ICmp and FCmp predicate values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32167 91177308-0d34-0410-b5e6-96231b3b80d8

Update call to CastInst::getCastOpcode for its new signature.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32166 91177308-0d34-0410-b5e6-96231b3b80d8

Change inferred casts to explicit casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32165 91177308-0d34-0410-b5e6-96231b3b80d8

Take a baby step towards getting rid of inferred casts. Provide methods on
CastInst and ConstantExpr that allow the signedness to be explicitly passed
in and reliance on signedness removed from getCastOpcode. These are
temporary measures useful during the conversion of inferred casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32164 91177308-0d34-0410-b5e6-96231b3b80d8

Remove line not meant to be committed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32163 91177308-0d34-0410-b5e6-96231b3b80d8

Handle upgrade of llvm-gcc3 assembly files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32161 91177308-0d34-0410-b5e6-96231b3b80d8

Support ICmp/FCmp constant expression reading and writing.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32160 91177308-0d34-0410-b5e6-96231b3b80d8

Update for signless GEP semantics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32159 91177308-0d34-0410-b5e6-96231b3b80d8

Use weak_import on linux, weak everywhere else. Makes test pass on Linux.
Checking for __APPLE_CC__ is useless as this just checks to see if the
compiler is llvm-gcc, which we know it is.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32158 91177308-0d34-0410-b5e6-96231b3b80d8

Remove dead code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32157 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32156 91177308-0d34-0410-b5e6-96231b3b80d8

Remove useless #include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32155 91177308-0d34-0410-b5e6-96231b3b80d8

These tests need llvm-upgrade. This fixes last night's nightly test fallout.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32154 91177308-0d34-0410-b5e6-96231b3b80d8

Match the llvmAsmParser's handling of ICmp and FCmp instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32153 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32152 91177308-0d34-0410-b5e6-96231b3b80d8

Shorten the FCmp and ICmp mnemonics to 3 letters. Make the parser
disambiguate them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32151 91177308-0d34-0410-b5e6-96231b3b80d8

Shorten the FCmp predicate mnemonics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32150 91177308-0d34-0410-b5e6-96231b3b80d8

Implement reading and writing of the ICmp and FCmp instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32149 91177308-0d34-0410-b5e6-96231b3b80d8

Allow the ICmp and FCmp instructions to be written by the AsmWriter

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32148 91177308-0d34-0410-b5e6-96231b3b80d8

Implement creation of ICmp and FCmp constant expressions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32147 91177308-0d34-0410-b5e6-96231b3b80d8

Remove backwards compatibility goop. This is now handled by llvm-upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32146 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32145 91177308-0d34-0410-b5e6-96231b3b80d8

Remove backwards compatibility goop. Now implemented in llvm-upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32144 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade to version 7 bytecode format.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32143 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32142 91177308-0d34-0410-b5e6-96231b3b80d8

Add a needed #include.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32141 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32140 91177308-0d34-0410-b5e6-96231b3b80d8

Implement upgrade of setcc instruction to icmp/fcmp, but don't enable it
yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32139 91177308-0d34-0410-b5e6-96231b3b80d8

Make sure this file gets upgraded with llvm-upgrade

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32138 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade intrinsic function calls manually.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32137 91177308-0d34-0410-b5e6-96231b3b80d8

These files need llvm-upgrade.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32136 91177308-0d34-0410-b5e6-96231b3b80d8

Rearrange code so that llvm-upgrade doesn't break the optimization this
test is trying to verify.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32135 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade intrinsic function calls

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32134 91177308-0d34-0410-b5e6-96231b3b80d8

Run llvm-upgrade on this test and/or upgrade intrinsic function calls.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32133 91177308-0d34-0410-b5e6-96231b3b80d8

Remove tests for checking bytecode upgrade. Bytecode upgrade is being
replaced in 2.0 with assembly upgrade via the llvm-upgrade tool.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32132 91177308-0d34-0410-b5e6-96231b3b80d8

Upgrade old intrinsic function calls manually.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32131 91177308-0d34-0410-b5e6-96231b3b80d8

Use llvm-upgrade these tests as they all use old assembly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32130 91177308-0d34-0410-b5e6-96231b3b80d8

Remove old intrinsic declarations and usage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32129 91177308-0d34-0410-b5e6-96231b3b80d8

Regenerate.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32128 91177308-0d34-0410-b5e6-96231b3b80d8

Support several new upgrades:
  div -> fdiv/udiv/sdiv
  rem -> frem/urem/srem
  except -> unwind
  uninitialized -> external
as well as tracking the element type of pointers, packed, and array.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32127 91177308-0d34-0410-b5e6-96231b3b80d8

Remove a redundant RUN: line.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32126 91177308-0d34-0410-b5e6-96231b3b80d8

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