Volume 3: General-Purpose and System Instructions - Stanford ...

AMD64 Technology 24594 Rev. 3.10 February 2005Processor Name ........................................ 129Functions 8000_0002h, 8000_0003h,8000_0004h ....................................... 129processor signature .................................. 125processor vendor............................... 118, 125processor version ...................................... 119protected mode ......................................... xxiiPUSH ......................................................... 234PUSH FS...................................................... 15PUSH GS ..................................................... 15PUSH imm32............................................... 15PUSH imm8................................................. 15PUSH reg..................................................... 15PUSH reg/mem ........................................... 15PUSHA ...................................................... 236PUSHAD.................................................... 236PUSHF....................................................... 237PUSHFD .................................................... 237PUSHFQ .............................................. 15, 237Qquadword................................................... xxiiRr/m field ............................................. 387, 390r8–r15........................................................ xxvirAX–rSP.................................................... xxviRAZ............................................................ xxiiRCL ............................................................ 239RCR............................................................ 242RDMSR...................................................... 333RDPMC...................................................... 334RDTSC ....................................................... 336RDTSCP..................................................... 337real address mode. See real modereal mode................................................... xxiireg field ............................. 387, 403, 406, 407registerseAX–eSP................................................. xxveFLAGS................................................... xxveIP ........................................................... xxvencodings.................................................. 17general-purpose ....................................... 30MMX ......................................................... 38r8–r15..................................................... xxvirAX–rSP................................................. xxvirFLAGS ......................... xxvii, 386, 402, 493rIP.......................................................... xxviisegment..................................................... 32system ....................................................... 33x87............................................................. 40XMM ......................................................... 35relative....................................................... xxiiREPx prefixes............................................. 10reserved..................................................... xxiiRETfar return................................................ 247near return............................................. 245RET (Near) ................................................. 15revision history.......................................... xiiiREX prefixes ................................ 14, 24, 402REX.B bit .............................. 17, 47, 407, 409REX.R bit............................................ 16, 406REX.W bit................................................... 16REX.X bit.................................................... 16rFLAGS conditions codes ................ 386, 402rFLAGS register ............................. xxvii, 493rIP register.............................................. xxviiRIP-relative addressing .................... xxiii, 23ROL............................................................ 251ROR ........................................................... 253rotate count .............................................. 414RSM ........................................................... 339SSAHF ......................................................... 255SAL ............................................................ 256SAR............................................................ 259SBB ............................................................ 262scale field.................................................. 410scale-index-base (SIB).............................. 402SCAS.......................................................... 265SCASB ....................................................... 265SCASD....................................................... 265SCASQ....................................................... 265SCASW ...................................................... 265segment prefixes .................................. 9, 449segment registers ....................................... 32set ............................................................. xxiiiSETcc................................................. 267, 386SFENCE ............................................ 270, 390SGDT ......................................................... 341shift count ................................................. 414SHL............................................................ 271SHLD ......................................................... 272SHR ........................................................... 274SHRD......................................................... 276SIB ............................................................. 402SIB byte................................... 19, 21, 24, 408SIDT........................................................... 343SLDT.......................................................... 345SMSW ........................................................ 347SSE ........................................................... xxiiiSSE2 ......................................................... xxiiiSSE3 ......................................................... xxiii502 Index