diff options
Diffstat (limited to 'lib/Target/Mips/Mips64InstrInfo.td')
| -rw-r--r-- | lib/Target/Mips/Mips64InstrInfo.td | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/Mips/Mips64InstrInfo.td b/lib/Target/Mips/Mips64InstrInfo.td index 681c7ae..f799417 100644 --- a/lib/Target/Mips/Mips64InstrInfo.td +++ b/lib/Target/Mips/Mips64InstrInfo.td @@ -199,6 +199,10 @@ def MFLO64 : MoveFromLOHI<0x12, "mflo", CPU64Regs, [LO64]>; def DCLZ : CountLeading0<0x24, "dclz", CPU64Regs>; def DCLO : CountLeading1<0x25, "dclo", CPU64Regs>; +/// Double Word Swap Bytes/HalfWords +def DSBH : SubwordSwap<0x24, 0x2, "dsbh", CPU64Regs>; +def DSHD : SubwordSwap<0x24, 0x5, "dshd", CPU64Regs>; + def LEA_ADDiu64 : EffectiveAddress<"addiu\t$rt, $addr", CPU64Regs, mem_ea_64>; let Uses = [SP_64] in @@ -316,3 +320,5 @@ def : Pat<(i64 (sext CPURegs:$src)), (SLL64_32 CPURegs:$src)>; // Sign extend in register def : Pat<(i64 (sext_inreg CPU64Regs:$src, i32)), (SLL64_64 CPU64Regs:$src)>; +// bswap pattern +def : Pat<(bswap CPU64Regs:$rt), (DSHD (DSBH CPU64Regs:$rt))>; |