diff options
| -rw-r--r-- | lib/Target/X86/X86Instr64bit.td | 8 | ||||
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 13 |
2 files changed, 21 insertions, 0 deletions
diff --git a/lib/Target/X86/X86Instr64bit.td b/lib/Target/X86/X86Instr64bit.td index 515120b030..e6588f6bd0 100644 --- a/lib/Target/X86/X86Instr64bit.td +++ b/lib/Target/X86/X86Instr64bit.td @@ -1541,6 +1541,14 @@ def ATOMUMAX64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val), [(set GR64:$dst, (atomic_load_umax_64 addr:$ptr, GR64:$val))]>; } +// Segmentation support instructions + +// i16mem operand in LAR64rm and GR32 operand in LAR32rr is not a typo. +def LAR64rm : RI<0x02, MRMSrcMem, (outs GR64:$dst), (ins i16mem:$src), + "lar{q}\t{$src, $dst|$dst, $src}", []>, TB; +def LAR64rr : RI<0x02, MRMSrcReg, (outs GR64:$dst), (ins GR32:$src), + "lar{q}\t{$src, $dst|$dst, $src}", []>, TB; + //===----------------------------------------------------------------------===// // Non-Instruction Patterns //===----------------------------------------------------------------------===// diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 570c54d96d..f84b274a3e 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -3672,6 +3672,19 @@ def ATOMSWAP6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2), "#ATOMSWAP6432 PSEUDO!", []>; } +// Segmentation support instructions. + +def LAR16rm : I<0x02, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), + "lar{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize; +def LAR16rr : I<0x02, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src), + "lar{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize; + +// i16mem operand in LAR32rm and GR32 operand in LAR32rr is not a typo. +def LAR32rm : I<0x02, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src), + "lar{l}\t{$src, $dst|$dst, $src}", []>, TB; +def LAR32rr : I<0x02, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src), + "lar{l}\t{$src, $dst|$dst, $src}", []>, TB; + //===----------------------------------------------------------------------===// // Non-Instruction Patterns //===----------------------------------------------------------------------===// |