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llvm-mirror/test/Transforms/EarlyCSE
Sanjoy Das 69de617a5f [EarlyCSE] Simplify guard intrinsics
Summary:
This change teaches EarlyCSE some basic properties of guard intrinsics:

 - Guard intrinsics read all memory, but don't write to any memory
 - After a guard has executed, the condition it was guarding on can be
   assumed to be true
 - Guard intrinsics on a constant `true` are no-ops

Reviewers: reames, hfinkel

Subscribers: mcrosier, llvm-commits

Differential Revision: http://reviews.llvm.org/D19578

llvm-svn: 268120
2016-04-29 21:52:58 +00:00
..
AArch64 Fix several accidental DOS line endings in source files 2016-01-03 17:22:03 +00:00
atomics.ll [EarlyCSE] DSE of atomic unordered stores 2015-12-17 18:50:50 +00:00
basic.ll [EarlyCSE] Don't add the overflow flags to the hash 2016-04-22 14:12:50 +00:00
commute.ll
conditional.ll Extend EarlyCSE to handle basic cases from JumpThreading and CVP 2015-05-22 23:53:24 +00:00
edge.ll Correct a mistaken comment from 238071 [NFC] 2015-05-23 00:05:43 +00:00
fence.ll Allow value forwarding past release fences in EarlyCSE 2015-08-27 01:32:33 +00:00
flags.ll [EarlyCSE] Take the intersection of flags on instructions 2016-04-22 06:37:45 +00:00
floatingpoint.ll
guards.ll [EarlyCSE] Simplify guard intrinsics 2016-04-29 21:52:58 +00:00
instsimplify-dom.ll
read-reg.ll Preserve the order of READ_REGISTER and WRITE_REGISTER 2015-05-18 16:42:10 +00:00