Volume 1 Application Programming (794095), страница 80

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147, 217PSUBD instruction ......................................... 147, 217PSUBQ instruction ......................................... 147, 217PSUBSB instruction ....................................... 147, 217PSUBSW instruction ...................................... 147, 217PSUBUSB instruction ............................................ 147PSUBUSW instruction ........................................... 147PSUBW instruction ........................................ 147, 217PSWAPD instruction ..............................................

215PUNPCKHBW instruction ............................. 141, 213PUNPCKHDQ instruction ...................................... 141Index24592—Rev. 3.13—July 2007PUNPCKHQDQ instruction ................................... 141PUNPCKHWD instruction ..................................... 141PUNPCKLBW instruction ...............................

141, 213PUNPCKLDQ instruction ............................... 141, 213PUNPCKLQDQ instruction .................................... 141PUNPCKLWD instruction ............................... 141, 213PUSH instruction ............................................... 44, 69PUSHA instruction ............................................ 44, 69PUSHAD instruction.......................................... 44, 69PUSHF instruction ................................................... 62PUSHFD instruction ................................................

62PUSHFQ instruction ................................................ 62PXOR instruction ........................................... 156, 222QQNaN ............................................................ 129, 256quadword ............................................................. xxiiiquiet NaN (QNaN) .......................................... 129, 256RR8B–R15B registers ................................................

26R8D–R15D registers ................................................ 26r8–r15 ................................................................. xxviiR8–R15 registers ..................................................... 26R8W–R15W registers .............................................. 26range of values128-bit media ..................................................... 12764-bit media ................................................ 204, 206x87 ....................................................................

253RAX register ........................................................... 26rAX–rSP ............................................................. xxviiRAZ .................................................................... xxiiiRBP register ............................................................ 26rBP register ............................................................. 19RBX register ........................................................... 26RC field .................................................

119, 245, 261RCL instruction ....................................................... 52RCPPS instruction ................................................. 171RCPSS instruction ................................................. 171RCR instruction ....................................................... 52RCX register ...........................................................

26RDI register............................................................. 26RDX register ........................................................... 26read order ................................................................ 93real address mode. See real modereal mode .................................................... xxiii, 7, 13real numbers ................................................... 128, 254reciprocal estimation ....................................... 171, 227reciprocal square root ...................................... 171, 227register extensions .............................................

1, 3, 6registers .................................................................... 3128-bit media ..................................................... 116IndexAMD64 Technology64-bit media .......................................................

200eAX–eSP .......................................................... xxvieFLAGS............................................................ xxviEIP ...................................................................... 20eIP .................................................................... xxviextensions ..........................................................

1, 3IP ........................................................................ 20MMX ................................................................ 200r8–r15 .............................................................. xxviirAX–rSP .......................................................... xxviirFLAGS ........................................................... xxviiRIP ...................................................................... 20rIP ............................................................. xxvii, 21segment ...............................................................

17x87 control word................................................. 244x87 last data pointer ............................................ 248x87 last opcode ................................................... 248x87 last-instruction pointer .................................. 247x87 physical .......................................................

240x87 stack ............................................................ 239x87 status word................................................... 241x87 tag word ...................................................... 246XMM ................................................................ 116relative ................................................................. xxiiiremainder .............................................................. 269REP prefix ...............................................................

73REPE prefix ............................................................ 73repeat prefixes ................................................. 73, 102REPNE prefix .......................................................... 73REPNZ prefix .......................................................... 73REPZ prefix ............................................................ 73reserved................................................................

xxiiireset ...................................................................... 118restoring state ........................................................ 291RET instruction ................................................. 61, 81revision history ........................................................ xvREX prefixes ................................................. 6, 26, 74RFLAGS register ...............................................

26, 33rFLAGS register .................................................. xxviiRIP register ....................................................... 20, 26rIP register..................................................... xxvii, 21RIP-relative addressing .................................... xxiv, 18RIP-relative data addressing ........................................ 6ROL instruction ....................................................... 52ROR instruction ....................................................... 52rotate instructions .....................................................

52rounding128-bit media ............................................. 119, 13264-bit media ............................................... 205, 206x87 ..................................................... 245, 261, 269rounding control (RC) field ...................... 119, 245, 261RSI register .............................................................

26RSP register....................................................... 26, 79303AMD64 TechnologyrSP register.............................................................. 19RSQRTPS instruction............................................. 171RSQRTSS instruction............................................. 171SSAHF instruction ..................................................... 63SAL instruction ....................................................... 52SAR instruction ....................................................... 52saturation128-bit media .....................................................

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