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| author | Evan Cheng <evan.cheng@apple.com> | 2009-01-15 17:01:23 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2009-01-15 17:01:23 +0000 |
| commit | f35fd547ac2de1146707a8683e725d6e15a0538a (patch) | |
| tree | 4cd7326b4acaa4084a9489388bf7dee16df2a160 /lib/CodeGen/ScheduleDAGEmit.cpp | |
| parent | e9530ecae4897fe8157bd4d7616043bd8c0484e2 (diff) | |
- Teach CanEvaluateInDifferentType of this xform: sext (zext ty1), ty2 -> zext ty2
- Looking at the number of sign bits of the a sext instruction to determine whether new trunc + sext pair should be added when its source is being evaluated in a different type.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62263 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/ScheduleDAGEmit.cpp')
0 files changed, 0 insertions, 0 deletions