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author | Duraid Madina <duraid@octopus.com.au> | 2005-04-13 04:50:54 +0000 |
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committer | Duraid Madina <duraid@octopus.com.au> | 2005-04-13 04:50:54 +0000 |
commit | c02780eed1f78130e8ebff3c3800fcbb1cc79cfd (patch) | |
tree | 0dac4e9e1e5d7a93ad167c939a7ed2044a4c7b7e /lib/Target/Alpha/AlphaISelPattern.cpp | |
parent | 003e68e442d423c3d8867af7b063a67fb1deb21a (diff) |
* if ANDing with a constant of the form:
0x00000..00FFF..FF
^ ^
^ ^
any number of
0's followed by
some number of
1's
then we use dep.z to just paste zeros over the input. For the special
cases where this is zxt1/zxt2/zxt4, we use those instructions instead,
because we're all about readability!!!
that's what it's about!! readability!
*twitch* ;D
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21279 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Alpha/AlphaISelPattern.cpp')
0 files changed, 0 insertions, 0 deletions