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llvm-6502/test
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Chad Rosier a73b6fc511 Add x86-specific DAG combine to simplify: 
x == -y --> x+y == 0
 x != -y --> x+y != 0

On x86, the generated code goes from
   negl    %esi
   cmpl    %esi, %edi
   je    .LBB0_2
to
   addl    %esi, %edi
   je    .L4

This case is correctly handled for ARM with "cmn".

Patch by Manman Ren.
rdar://11245199
PR12545


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155739 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-27 22:33:25 +00:00
..
Analysis FileCheck-ize tests. 2012-04-24 10:45:44 +00:00
Archive
Assembler Remove old 'grep' lines. 2012-04-08 11:53:54 +00:00
Bindings/Ocaml Continue cleanup of LIT, getting rid of the remaining artifacts from dejagnu 2012-03-25 09:02:19 +00:00
Bitcode FileCheckize these testcases. 2012-04-08 11:00:38 +00:00
BugPoint
CodeGen Add x86-specific DAG combine to simplify: 2012-04-27 22:33:25 +00:00
DebugInfo Patch to set is_stmt a little better for prologue lines in a function. 2012-04-05 20:39:05 +00:00
ExecutionEngine This patch improves the MCJIT runtime dynamic loader by adding new handling 2012-04-12 20:13:57 +00:00
Feature This file is no longer needed (DejaGNU-isms removed from code) 2012-03-25 12:43:54 +00:00
Instrumentation [tsan] Atomic support for ThreadSanitizer, patch by Dmitry Vyukov 2012-04-27 07:31:53 +00:00
Integer
Linker Remove llvm-ld and llvm-stub (which is only used by llvm-ld). 2012-04-19 19:27:54 +00:00
MC Fix ARM assembly parsing for upper case condition codes on IT instructions. 2012-04-27 17:34:01 +00:00
Object Continue cleanup of LIT, getting rid of the remaining artifacts from dejagnu 2012-03-25 09:02:19 +00:00
Other Reapply r155682, making constant folding more consistent, with a fix to work 2012-04-27 17:50:22 +00:00
Scripts
TableGen
Transforms Don't vectorize target-specific types (ppc_fp128, x86_fp80, etc.). 2012-04-27 19:34:00 +00:00
Unit
Verifier Remove support for the special 'fast' value for fpmath accuracy for the moment. 2012-04-16 19:39:33 +00:00
YAMLParser Add YAML parser to Support. 2012-04-03 23:09:22 +00:00
CMakeLists.txt Removes json-bench from the test dependencies. 2012-04-20 13:45:49 +00:00
lit.cfg Remove llvm-ld and llvm-stub (which is only used by llvm-ld). 2012-04-19 19:27:54 +00:00
lit.site.cfg.in Revert r153694. It was causing failures in the buildbots. 2012-03-29 23:23:59 +00:00
Makefile Revert r153694. It was causing failures in the buildbots. 2012-03-29 23:23:59 +00:00
Makefile.tests
site.exp.in
TestRunner.sh