diff options
| author | Andrew Lenharth <andrewl@lenharth.org> | 2005-05-03 17:19:30 +0000 |
|---|---|---|
| committer | Andrew Lenharth <andrewl@lenharth.org> | 2005-05-03 17:19:30 +0000 |
| commit | 691ef2ba066dda14ae4ac0ad645054fbc967785a (patch) | |
| tree | 1c06734df74c2303e4c1481e59c9598cd401b11c /lib/Target/PowerPC/PPCISelPattern.cpp | |
| parent | c88e681498feb35b78a029d029e3de401c75a8d3 (diff) | |
Implement count leading zeros (ctlz), count trailing zeros (cttz), and count
population (ctpop). Generic lowering is implemented, however only promotion
is implemented for SelectionDAG at the moment.
More coming soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21676 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPCISelPattern.cpp')
| -rw-r--r-- | lib/Target/PowerPC/PPCISelPattern.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCISelPattern.cpp b/lib/Target/PowerPC/PPCISelPattern.cpp index a5732f0576..6ed33381f3 100644 --- a/lib/Target/PowerPC/PPCISelPattern.cpp +++ b/lib/Target/PowerPC/PPCISelPattern.cpp @@ -69,6 +69,11 @@ namespace { setOperationAction(ISD::FCOS , MVT::f32, Expand); setOperationAction(ISD::FSQRT, MVT::f32, Expand); + //PowerPC has these, but they are not implemented + setOperationAction(ISD::CTPOP, MVT::i32 , Expand); + setOperationAction(ISD::CTTZ , MVT::i32 , Expand); + setOperationAction(ISD::CTTZ , MVT::i32 , Expand); + setSetCCResultContents(ZeroOrOneSetCCResult); addLegalFPImmediate(+0.0); // Necessary for FSEL addLegalFPImmediate(-0.0); // |