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

24594 Rev. 3.10 February 2005 AMD64 TechnologyTable D-1.Instruction Subsets and CPUID Feature Sets (continued)FNSTSWFPATANFPREMFPREM1FPTANFRNDINTFRSTORFloating-Point No-WaitStore x87 Status WordFloating-Point PartialArctangentFloating-Point PartialRemainderFloating-Point PartialRemainderFloating-Point PartialTangentFloating-Point Round toIntegerRestore x87 and MMXState3333333FSAVE Save x87 and MMX State 3 X87 X87FSCALE Floating-Point Scale 3 X87FSIN Floating-Point Sine 3 X87FSINCOSFSQRTFSTFSTCWFSTENVInstructionMnemonic Description CPLFloating-Point Sine andCosineFloating-Point SquareRootFloating-Point StoreStack TopFloating-Point Store x87Control WordFloating-Point Store x87Environment33333General-PurposeInstruction Subsetand CPUID Feature Set(s) 1128-BitMedia64-BitMediaX87x87X87X87X87X87X87X87X87X87X87X87X87X87System1. Columns indicate the instruction subsets. Entries indicate the CPUID feature set(s) to which the instruction belongs.2. Mnemonic is used for two different instructions. Assemblers can distinguish them by the number and type of operands.Appendix D: Instruction Subsets and CPUID Feature Sets 469