Commit Graph

3 Commits

Author SHA1 Message Date
Anton Korobeynikov f0d31ab7b8 Some dummy cost model for s390x:
- Prefer short-imm instructions over ext-imm, when possible
 - Prefer Z10 instructions over Z9, when possible

This hopefully should fix some dejagnu test fails on solaris

llvm-svn: 79741
2009-08-22 11:46:16 +00:00
Anton Korobeynikov 460e59034b Add instruction formats and few opcodes
llvm-svn: 76062
2009-07-16 14:35:20 +00:00
Anton Korobeynikov c334c28b3b Let's start another backend :)
llvm-svn: 75909
2009-07-16 13:27:25 +00:00