diff options
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.td')
-rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 130ead8db3..b495564666 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -1140,29 +1140,49 @@ def MOV64mi32 : RIi32<0xC7, MRM0m, (outs), (ins i64mem:$dst, i64i32imm:$src), let hasSideEffects = 0 in { /// moffs8, moffs16 and moffs32 versions of moves. The immediate is a -/// 32-bit offset from the PC. These are only valid in x86-32 mode. +/// 32-bit offset from the segment base. These are only valid in x86-32 mode. let SchedRW = [WriteALU] in { let mayLoad = 1 in { def MOV8o8a : Ii32 <0xA0, RawFrm, (outs), (ins offset8:$src), "mov{b}\t{$src, %al|al, $src}", [], IIC_MOV_MEM>, - Requires<[Not64BitMode]>; + Requires<[In32BitMode]>; def MOV16o16a : Ii32 <0xA1, RawFrm, (outs), (ins offset16:$src), "mov{w}\t{$src, %ax|ax, $src}", [], IIC_MOV_MEM>, OpSize, - Requires<[Not64BitMode]>; + Requires<[In32BitMode]>; def MOV32o32a : Ii32 <0xA1, RawFrm, (outs), (ins offset32:$src), "mov{l}\t{$src, %eax|eax, $src}", [], IIC_MOV_MEM>, - OpSize16, Requires<[Not64BitMode]>; + OpSize16, Requires<[In32BitMode]>; + +def MOV8o8a_16 : Ii16 <0xA0, RawFrm, (outs), (ins offset8:$src), + "mov{b}\t{$src, %al|al, $src}", [], IIC_MOV_MEM>, + AdSize, Requires<[In16BitMode]>; +def MOV16o16a_16 : Ii16 <0xA1, RawFrm, (outs), (ins offset16:$src), + "mov{w}\t{$src, %ax|ax, $src}", [], IIC_MOV_MEM>, OpSize, + AdSize, Requires<[In16BitMode]>; +def MOV32o32a_16 : Ii16 <0xA1, RawFrm, (outs), (ins offset32:$src), + "mov{l}\t{$src, %eax|eax, $src}", [], IIC_MOV_MEM>, + AdSize, OpSize16, Requires<[In16BitMode]>; } let mayStore = 1 in { def MOV8ao8 : Ii32 <0xA2, RawFrm, (outs offset8:$dst), (ins), "mov{b}\t{%al, $dst|$dst, al}", [], IIC_MOV_MEM>, - Requires<[Not64BitMode]>; + Requires<[In32BitMode]>; def MOV16ao16 : Ii32 <0xA3, RawFrm, (outs offset16:$dst), (ins), "mov{w}\t{%ax, $dst|$dst, ax}", [], IIC_MOV_MEM>, OpSize, - Requires<[Not64BitMode]>; + Requires<[In32BitMode]>; def MOV32ao32 : Ii32 <0xA3, RawFrm, (outs offset32:$dst), (ins), "mov{l}\t{%eax, $dst|$dst, eax}", [], IIC_MOV_MEM>, - OpSize16, Requires<[Not64BitMode]>; + OpSize16, Requires<[In32BitMode]>; + +def MOV8ao8_16 : Ii16 <0xA2, RawFrm, (outs offset8:$dst), (ins), + "mov{b}\t{%al, $dst|$dst, al}", [], IIC_MOV_MEM>, + AdSize, Requires<[In16BitMode]>; +def MOV16ao16_16 : Ii16 <0xA3, RawFrm, (outs offset16:$dst), (ins), + "mov{w}\t{%ax, $dst|$dst, ax}", [], IIC_MOV_MEM>, OpSize, + AdSize, Requires<[In16BitMode]>; +def MOV32ao32_16 : Ii16 <0xA3, RawFrm, (outs offset32:$dst), (ins), + "mov{l}\t{%eax, $dst|$dst, eax}", [], IIC_MOV_MEM>, + OpSize16, AdSize, Requires<[In16BitMode]>; } } |