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3 Commits

Author SHA1 Message Date
Jingyue Wu
c77dec905a InstCombine: Canonicalize addrspacecast between different element types 
addrspacecast X addrspace(M)* to Y addrspace(N)*

-->

bitcast X addrspace(M)* to Y addrspace(M)*
addrspacecast Y addrspace(M)* to Y addrspace(N)*

Updat all affected tests and add several new tests in addrspacecast.ll.

This patch is based on http://reviews.llvm.org/D2186 (authored by Matt
Arsenault) with fixes and more tests.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210375 91177308-0d34-0410-b5e6-96231b3b80d8
 2014-06-06 21:52:55 +00:00
Matt Arsenault
eb2934e782 Fix assert with copy from global through addrspacecast 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196638 91177308-0d34-0410-b5e6-96231b3b80d8
 2013-12-07 02:58:45 +00:00
Matt Arsenault
6dd44d3b7f Add instcombine visitor for addrspacecast 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194786 91177308-0d34-0410-b5e6-96231b3b80d8
 2013-11-15 05:45:08 +00:00