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A–10 Alpha Instruction Set
21264/EV68A Hardware Reference Manual
IEEE Floating-Point Instructions
SQRTS
08B 00B 04B 0CB 18B 10B 14B 1CB
SQRTT
0AB 02B 06B 0EB 1AB 12B 16B 1EB
SUBS
081 001 041 0C1 181 101 141 1C1
SUBT
0A1 021 061 0E1 1A1 121 161 1E1
Mnemonic /SU /SUC /SUM /SUD /SUI /SUIC /SUIM /SUID
ADDS
580 500 540 5C0 780 700 740 7C0
ADDT
5A0 520 560 5E0 7A0 720 760 7E0
CMPTEQ
5A5
CMPTLT
5A6
CMPTLE
5A7
CMPTUN
5A4
CVTQS
7BC 73C 77C 7FC
CVTQT
7BE 73E 77E 7FE
CVTTS
5AC 52C 56C 5EC 7AC 72C 76C 7EC
DIVS
583 503 543 5C3 783 703 743 7C3
DIVT
5A3 523 563 5E3 7A3 723 763 7E3
MULS
582 502 542 5C2 782 702 742 7C2
MULT
5A2 522 562 5E2 7A2 722 762 7E2
SQRTS
58B 50B 54B 5CB 78B 70B 74B 7CB
SQRTT
5AB 52B 56B 5EB 7AB 72B 76B 7EB
SUBS
581 501 541 5C1 781 701 741 7C1
SUBT
5A1 521 561 5E1 7A1 721 761 7E1
Mnemonic None /S
CVTST
2AC 6AC
Mnemonic None /C /V /VC /SV /SVC /SVI /SVIC
CVTTQ
0AF 02F 1AF 12F 5AF 52F 7AF 72F
Mnemonic D /VD /SVD /SVID /M /VM /SVM /SVIM
CVTTQ
0EF 1EF 5EF 7EF 06F 16F 56F 76F
Table A–5 IEEE Floating-Point Instruction Function Codes (Continued)