Volume 3 General-Purpose and System Instructions (794097), страница 74

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4, 373, 374, 400OR ........................................................................ 179OUT ..................................................................... 181OUTS ................................................................... 182OUTSB ................................................................. 182OUTSD ................................................................. 182OUTSW ................................................................ 182overflow ..................................................................

xxPpacked.................................................................... xxiPAUSE .................................................................. 184PC-relative addressing .............................................. 19POP ...................................................................... 185POP FS ...................................................................

12POP GS................................................................... 12POP reg ................................................................... 12POP reg/mem .......................................................... 12POPAD ................................................................. 187POPAx .................................................................. 187POPCNT ............................................................... 188POPF ....................................................................

190POPFD ................................................................. 190POPFQ ........................................................... 12, 190PREFETCH ........................................................... 193PREFETCHlevel .................................................... 195PREFETCHW ....................................................... 193prefixes441AMD64 Technologyaddress size ...................................................... 6, 20LOCK ...................................................................

8operand size ........................................................... 4repeat .................................................................... 9REX .............................................................. 11, 20segment ................................................................. 8processor feature identification (rFLAGS.ID) ........... 103processor vendor ....................................................

104protected mode ....................................................... xxiPUSH ................................................................... 197PUSH FS ................................................................ 12PUSH GS ................................................................ 12PUSH imm32 .......................................................... 12PUSH imm8 ............................................................ 12PUSH reg ................................................................

12PUSH reg/mem ....................................................... 12PUSHA ................................................................. 199PUSHAD .............................................................. 199PUSHF ................................................................. 200PUSHFD ............................................................... 200PUSHFQ .......................................................... 12, 200Qquadword ............................................................... xxiRr/m field ................................................................

348r8–r15 .................................................................. xxivrAX–rSP .............................................................. xxivRAZ ...................................................................... xxiRCL ..................................................................... 202RCR ..................................................................... 204RDMSR ................................................................

292RDPMC ................................................................ 293RDTSC ................................................................. 294RDTSCP ............................................................... 295real address mode. See real modereal mode ............................................................... xxireg field .......................................... 348, 364, 366, 367registerseAX–eSP .......................................................... xxiiieFLAGS ...........................................................

xxiiieIP ................................................................... xxivencodings............................................................. 14general-purpose .................................................... 24MMX .................................................................. 32r8–r15............................................................... xxivrAX–rSP ........................................................... xxivrFLAGS .......................................

xxv, 347, 362, 435rIP ..................................................................... xxvsegment ............................................................... 26system ................................................................. 27x87 ...................................................................... 3444224594—Rev. 3.13—July 2007XMM .................................................................. 29relative ...................................................................

xxiREPx prefixes ............................................................ 9reserved.................................................................. xxiRETfar return ............................................................ 207near return .......................................................... 206RET (Near).............................................................. 12revision history .......................................................

xiiiREX prefixes .............................................. 11, 20, 363REX.B bit .......................................... 13, 40, 367, 369REX.R bit ....................................................... 13, 366REX.W bit .............................................................. 13REX.X bit ............................................................... 13rFLAGS conditions codes ............................... 347, 362rFLAGS register ............................................ xxv, 435rIP register............................................................. xxvRIP-relative addressing ..................................... xxii, 19ROL ...................................................................... 211ROR .....................................................................

213rotate count............................................................ 373RSM ..................................................................... 297RSM instruction ..................................................... 297SSAHF.................................................................... 215SAL ......................................................................

216SAR ...................................................................... 219SBB ...................................................................... 221scale field .............................................................. 370scale-index-base (SIB) ............................................ 363SCAS ....................................................................

223SCASB ................................................................. 223SCASD ................................................................. 223SCASQ ................................................................. 223SCASW ................................................................ 223segment prefixes ................................................ 8, 402segment registers......................................................

26set ......................................................................... xxiiSETcc ........................................................... 225, 347SFENCE ............................................................... 227SGDT ................................................................... 299shift count ............................................................. 373SHL .............................................................. 216, 228SHLD ...................................................................

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