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Chen Li 7452d95656 [Bug 24848] Use range metadata to constant fold comparisons between two values 
Summary:
This is the second part of fixing bug 24848 https://llvm.org/bugs/show_bug.cgi?id=24848.

If both operands of a comparison have range metadata, they should be used to constant fold the comparison.

Reviewers: sanjoy, hfinkel

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D13177

llvm-svn: 248650
 		2015-09-26 03:26:47 +00:00
..
Analysis [SCEV] Reapply 'Teach isLoopBackedgeGuardedByCond to exploit trip counts' 2015-09-25 23:53:50 +00:00
Assembler [opaque pointer type] Add textual IR support for explicit type parameter for global aliases 2015-09-11 03:22:04 +00:00
Bindings Add a way to skip the Go bindings tests even when Go is configured in 2015-09-10 05:47:43 +00:00
Bitcode [Bitcode][Asm] Teach LLVM to read and write operand bundles. 2015-09-24 23:34:52 +00:00
BugPoint Make the default triple optional by allowing an empty string 2015-09-16 05:34:32 +00:00
CodeGen AMDGPU: Fix sched model for VOP2b instructions 2015-09-26 02:25:45 +00:00
DebugInfo Add REQUIRES: default_triple to these testcases. 2015-09-24 00:35:14 +00:00
Examples Disable llvm/test/Examples/ for now while investigating. 2015-08-28 03:32:43 +00:00
ExecutionEngine [RuntimeDyld] Support non-zero addends for the MachO X86_64 SUBTRACTOR reloc. 2015-09-10 21:05:58 +00:00
Feature Make the default triple optional by allowing an empty string 2015-09-16 05:34:32 +00:00
FileCheck
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Instrumentation Put profile variables of COMDAT functions to it's own COMDAT group. 2015-09-23 22:40:45 +00:00
Integer
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JitListener DI: Require subprogram definitions to be distinct 2015-08-28 20:26:49 +00:00
LTO Make the default triple optional by allowing an empty string 2015-09-16 05:34:32 +00:00
LibDriver Add support for producing thin archives in llvm-lib. 2015-07-17 16:01:11 +00:00
Linker Make the default triple optional by allowing an empty string 2015-09-16 05:34:32 +00:00
MC AMDGPU/SI: Use .hsatext section instead of .text for HSA 2015-09-25 21:41:28 +00:00
Object Avoid SEGFAULT if a requested symbol section is absent. 2015-09-21 19:17:18 +00:00
Other Make the default triple optional by allowing an empty string 2015-09-16 05:34:32 +00:00
SymbolRewriter [opaque pointer type] Add textual IR support for explicit type parameter for global aliases 2015-09-11 03:22:04 +00:00
TableGen [TableGen] Allow TokenTy in intrinsic signatures 2015-09-02 13:36:25 +00:00
Transforms [Bug 24848] Use range metadata to constant fold comparisons between two values 2015-09-26 03:26:47 +00:00
Unit
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Verifier [Bitcode][Asm] Teach LLVM to read and write operand bundles. 2015-09-24 23:34:52 +00:00
YAMLParser
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tools dsymutil: Fix the condition to distinguish module imports form definitions. 2015-09-24 16:10:14 +00:00
.clang-format
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CMakeLists.txt [CMake] Update LLVM_TEST_DEPENDS not to use macho-dump. It has been unused since r247235. 2015-09-19 07:19:30 +00:00
Makefile Add a way to skip the Go bindings tests even when Go is configured in 2015-09-10 05:47:43 +00:00
Makefile.tests
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TestRunner.sh
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lit.cfg Remove macho-dump. Its functionality is now covered by llvm-readobj. 2015-09-22 17:46:10 +00:00
lit.site.cfg.in Add a way to skip the Go bindings tests even when Go is configured in 2015-09-10 05:47:43 +00:00