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(parent: 46a7800) | patch
Implement i64<->fp using the fctidz/fcfid instructions on PowerPC when we
authorNate Begeman <natebegeman@mac.com>
Tue, 6 Sep 2005 22:03:27 +0000 (22:03 +0000)
committerNate Begeman <natebegeman@mac.com>
Tue, 6 Sep 2005 22:03:27 +0000 (22:03 +0000)
commitc09eeec0ebc378644bafd04916e5efafa7d98152
treed78613977511e6d8bfc0da57a58164ea62430d2btree | snapshot
parent46a780056b4b8a76773836a05b3f64f0781b2622commit | diff
Implement i64<->fp using the fctidz/fcfid instructions on PowerPC when we
are allowed to generate 64-bit-only PowerPC instructions for 32 bit hosts,
such as the PowerPC 970.

This speeds up 189.lucas from 81.99 to 32.64 seconds.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23250 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/PowerPC/PPCISelDAGToDAG.cpp diff | blob | history
lib/Target/PowerPC/PPCISelLowering.cpp diff | blob | history
lib/Target/PowerPC/PPCISelLowering.h diff | blob | history
lib/Target/PowerPC/PPCISelPattern.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors