Jingyue Wu 77145d9410 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.

llvm-svn: 210375

2014-06-06 21:52:55 +00:00

79 KiB

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