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[mips][msa] Added cfcmsa, and ctcmsa

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The MSA control registers have been added as reserved registers,
and are only used via ISD::Copy(To|From)Reg. The intrinsics are lowered
into these nodes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189468 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Sanders
2013-08-28 10:26:24 +00:00
parent f00539cc5a
commit a6c3a4ee76
9 changed files with 279 additions and 0 deletions
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5
lib/Target/Mips/MipsMSAInstrFormats.td
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@@ -69,6 +69,11 @@ class MSA_3RF_FMT<bits<4> major, bits<1> df, bits<6> minor>: MSAInst {
let Inst{5-0} = minor;
}
class MSA_ELM_FMT<bits<10> major, bits<6> minor>: MSAInst {
let Inst{25-16} = major;
let Inst{5-0} = minor;
}
class MSA_ELM_B_FMT<bits<4> major, bits<6> minor>: MSAInst {
let Inst{25-22} = major;
let Inst{21-20} = 0b00;