| //====- X86InstrMMX.td - Describe the X86 Instruction Set -------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the Evan Cheng and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file describes the X86 MMX instruction set, defining the instructions, |
| // and properties of the instructions which are needed for code generation, |
| // machine code emission, and analysis. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // Move Instructions |
| def MOVD64rr : I<0x6E, MRMSrcReg, (ops VR64:$dst, R32:$src), |
| "movd {$src, $dst|$dst, $src}", []>, TB, |
| Requires<[HasMMX]>; |
| def MOVD64rm : I<0x6E, MRMSrcMem, (ops VR64:$dst, i32mem:$src), |
| "movd {$src, $dst|$dst, $src}", []>, TB, |
| Requires<[HasMMX]>; |
| def MOVD64mr : I<0x7E, MRMDestMem, (ops i32mem:$dst, VR64:$src), |
| "movd {$src, $dst|$dst, $src}", []>, TB, |
| Requires<[HasMMX]>; |
| |
| def MOVQ64rr : I<0x6F, MRMSrcReg, (ops VR64:$dst, VR64:$src), |
| "movq {$src, $dst|$dst, $src}", []>, TB, |
| Requires<[HasMMX]>; |
| def MOVQ64rm : I<0x6F, MRMSrcMem, (ops VR64:$dst, i64mem:$src), |
| "movq {$src, $dst|$dst, $src}", []>, TB, |
| Requires<[HasMMX]>; |
| def MOVQ64mr : I<0x7F, MRMDestMem, (ops i64mem:$dst, VR64:$src), |
| "movq {$src, $dst|$dst, $src}", []>, TB, |
| Requires<[HasMMX]>; |