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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-07-16 14:34:52 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-07-16 14:34:52 +0000 |
| commit | 902facfe96f0a7c72338e4d4fa0059b05a9ca9a3 (patch) | |
| tree | 387dbfdacb07e80d1e2a16c699a331805f26fb48 /llvm/lib/Target | |
| parent | ff21565821cd6a1cb9cf2f7f4ea9688e490322e9 (diff) | |
| download | bcm5719-llvm-902facfe96f0a7c72338e4d4fa0059b05a9ca9a3.tar.gz bcm5719-llvm-902facfe96f0a7c72338e4d4fa0059b05a9ca9a3.zip | |
Add bswap patterns
llvm-svn: 76061
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/SystemZ/SystemZInstrInfo.td | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZInstrInfo.td b/llvm/lib/Target/SystemZ/SystemZInstrInfo.td index c124af65da5..30204fa23c1 100644 --- a/llvm/lib/Target/SystemZ/SystemZInstrInfo.td +++ b/llvm/lib/Target/SystemZ/SystemZInstrInfo.td @@ -432,6 +432,24 @@ def MOV128r0_even : Pseudo<(outs GR128:$dst), (ins GR128:$src), []>; } +// Byte swaps +def BSWAP32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src), + "lrvr\t{$dst, $src}", + [(set GR32:$dst, (bswap GR32:$src))]>; +def BSWAP64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src), + "lrvgr\t{$dst, $src}", + [(set GR64:$dst, (bswap GR64:$src))]>; + +def BSWAP16rm : Pseudo<(outs GR32:$dst), (ins rriaddr:$src), + "lrvh\t{$dst, $src}", + [(set GR32:$dst, (bswap (extloadi32i16 rriaddr:$src)))]>; +def BSWAP32rm : Pseudo<(outs GR32:$dst), (ins rriaddr:$src), + "lrv\t{$dst, $src}", + [(set GR32:$dst, (bswap (load rriaddr:$src)))]>; +def BSWAP64rm : Pseudo<(outs GR64:$dst), (ins rriaddr:$src), + "lrvg\t{$dst, $src}", + [(set GR64:$dst, (bswap (load rriaddr:$src)))]>; + //===----------------------------------------------------------------------===// // Arithmetic Instructions |
