6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-13 20:32:21 +00:00
Code Issues Projects Releases Wiki Activity

IPSCCP is missing stuff.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@84725 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-10-21 01:10:37 +00:00
parent ce1379f72c
commit 7d26443bb7
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
lib/Target/README.txt
View File

@ -1644,3 +1644,10 @@ Instcombine should be able to optimize away the loads (and thus the globals).
See also PR4973
//===---------------------------------------------------------------------===//
IPSCCP is propagating elements of first class aggregates, but is not propagating
the entire aggregate itself. This leads it to miss opportunities, for example
in test/Transforms/SCCP/ipsccp-basic.ll:test5b.
//===---------------------------------------------------------------------===//