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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-09-28 20:16:04 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-09-28 20:16:04 +0000 |
| commit | e91ff1d135fb6b03e8bd9c8a09a67570bae583ad (patch) | |
| tree | 7ff3513b6d889adc0675d6421065aa429d81a049 /lib/Target/Mips/MipsDSPInstrFormats.td | |
| parent | bc96bcdaf9bd4d61cae955cf7b54c108947208cd (diff) | |
| download | llvm-e91ff1d135fb6b03e8bd9c8a09a67570bae583ad.tar.gz llvm-e91ff1d135fb6b03e8bd9c8a09a67570bae583ad.tar.bz2 llvm-e91ff1d135fb6b03e8bd9c8a09a67570bae583ad.tar.xz | |
MIPS DSP: ADDUH.QB instruction sub-class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164840 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsDSPInstrFormats.td')
| -rw-r--r-- | lib/Target/Mips/MipsDSPInstrFormats.td | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsDSPInstrFormats.td b/lib/Target/Mips/MipsDSPInstrFormats.td index 450d021fa2..c5939c7ade 100644 --- a/lib/Target/Mips/MipsDSPInstrFormats.td +++ b/lib/Target/Mips/MipsDSPInstrFormats.td @@ -141,6 +141,21 @@ class SHLL_QB_FMT<bits<5> op> : DSPInst { let Inst{5-0} = 0b010011; } +// ADDUH.QB sub-class format. +class ADDUH_QB_FMT<bits<5> op> : DSPInst { + bits<5> rd; + bits<5> rs; + bits<5> rt; + + let Opcode = SPECIAL3_OPCODE.V; + + let Inst{25-21} = rs; + let Inst{20-16} = rt; + let Inst{15-11} = rd; + let Inst{10-6} = op; + let Inst{5-0} = 0b011000; +} + // DPA.W.PH sub-class format. class DPA_W_PH_FMT<bits<5> op> : DSPInst { bits<2> ac; |