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| author | Richard Sandiford <rsandifo@linux.vnet.ibm.com> | 2013-07-18 10:40:35 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@linux.vnet.ibm.com> | 2013-07-18 10:40:35 +0000 |
| commit | 722a26d63e717f5cfbf924e042f4f300bfee1328 (patch) | |
| tree | e3475aa52053a31f2f5f7dada1f87d71cfa5b517 /lib/Target/SystemZ/README.txt | |
| parent | 6a3d933e1645d34984f4c7c9e2e4e46d0d15e1b3 (diff) | |
| download | external_llvm-722a26d63e717f5cfbf924e042f4f300bfee1328.zip external_llvm-722a26d63e717f5cfbf924e042f4f300bfee1328.tar.gz external_llvm-722a26d63e717f5cfbf924e042f4f300bfee1328.tar.bz2 | |
[SystemZ] Use RNSBG
This should be the last of the R.SBG patches for now.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186573 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/SystemZ/README.txt')
| -rw-r--r-- | lib/Target/SystemZ/README.txt | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/lib/Target/SystemZ/README.txt b/lib/Target/SystemZ/README.txt index 55e9fc0..2782b63 100644 --- a/lib/Target/SystemZ/README.txt +++ b/lib/Target/SystemZ/README.txt @@ -118,11 +118,6 @@ such as ICM and STCM. -- -We could make more use of the ROTATE AND ... SELECTED BITS instructions. -At the moment we only use RISBG, and only then for subword atomic operations. - --- - DAGCombiner can detect integer absolute, but there's not yet an associated ISD opcode. We could add one and implement it using LOAD POSITIVE. Negated absolutes could use LOAD NEGATIVE. |