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| author | Akira Hatanaka <ahatanaka@mips.com> | 2011-10-03 21:06:13 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2011-10-03 21:06:13 +0000 |
| commit | dda4a07cd818fdfe2b49412e32e0e12d9e566e31 (patch) | |
| tree | 59d9f1b80a2e26173247c054871f5de39415e573 /lib/Target/Mips/Mips64InstrInfo.td | |
| parent | 0e6a24d92ab4661bb39f838ac390ccb17f649cb5 (diff) | |
| download | llvm-dda4a07cd818fdfe2b49412e32e0e12d9e566e31.tar.gz llvm-dda4a07cd818fdfe2b49412e32e0e12d9e566e31.tar.bz2 llvm-dda4a07cd818fdfe2b49412e32e0e12d9e566e31.tar.xz | |
Add support for 64-bit divide instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141024 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/Mips64InstrInfo.td')
| -rw-r--r-- | lib/Target/Mips/Mips64InstrInfo.td | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/Mips/Mips64InstrInfo.td b/lib/Target/Mips/Mips64InstrInfo.td index 2fdc2ff007..60fc40ca61 100644 --- a/lib/Target/Mips/Mips64InstrInfo.td +++ b/lib/Target/Mips/Mips64InstrInfo.td @@ -96,6 +96,11 @@ let Defs = [HI64, LO64] in { class Mul64<bits<6> func, string instr_asm, InstrItinClass itin>: FR<0x00, func, (outs), (ins CPU64Regs:$a, CPU64Regs:$b), !strconcat(instr_asm, "\t$a, $b"), [], itin>; + + class Div64<SDNode op, bits<6> func, string instr_asm, InstrItinClass itin>: + FR<0x00, func, (outs), (ins CPU64Regs:$a, CPU64Regs:$b), + !strconcat(instr_asm, "\t$$zero, $a, $b"), + [(op CPU64Regs:$a, CPU64Regs:$b)], itin>; } // Move from Hi/Lo @@ -150,6 +155,8 @@ let Predicates = [HasMips64r2] in { /// Multiply and Divide Instructions. def DMULT : Mul64<0x1c, "dmult", IIImul>; def DMULTu : Mul64<0x1d, "dmultu", IIImul>; +def DSDIV : Div64<MipsDivRem, 0x1e, "ddiv", IIIdiv>; +def DUDIV : Div64<MipsDivRemU, 0x1f, "ddivu", IIIdiv>; let Defs = [HI64] in def MTHI64 : MoveToLOHI64<0x11, "mthi">; |