APPENDIX A. GE-625/635 INSTRUCTIONS

LISTED BY FUNCTIONAL CLASS WITH PAGE REFERENCES AND TIMINGS

			GE-625	GE-635
			Timing	Timing	Reference
			(usec)	(usec)	(Page)
DATA MOVEMENT
Load
LDA	235	Load A	3.0	1.8	I1-39
LDQ	236	Load Q	3.0	1.8	39
LDAQ	237	Load AQ	3.0	1.9	39
LDXn	22n	Load Xn	3.0	1.8	40
LREG	073	Load Registers	9.0	4.8	40
LCA	335	Load Complement A	3.0	1.8	41
LCQ	336	Load Complement Q	3.0	1.8	42
LCAQ	337	Load Complement AQ	3.0	1.9	42
LCXn	32n	Load Complement Xn	3.0	1.8	43
EAA	635	Effective Address to A	2.0	1.3	43
EAQ	636	Effective Address to Q	2.0	1.3	44
EAXn	62n	Effective Address to Xn	2.0	1.3	44
LDI	634	Load Indicator Register	3.0	1.8	45
Store
STA	755	Store A	3.5	2.5	46
STQ	756	Store Q	3.5	2.5	46
STAQ	757	Store AQ	3.5	3.0	46
STXn	74n	Store Xn	3.5	2.5	46
SREG	753	Store Register	11.5	7.5	47
STCA	751	Store Character of A (6 Bit)	3.5	2.5	47
STCQ	752	Store Character of Q (6 Bit)	3.5	2.5	48
STBA	551	Store Character of A (9 Bit)	3.5	2.5	49
STBQ	552	Store Character of Q (9 Bit)	3.5	2.5	50
STI	754	Store Indicator Register	3.5	2.9	51
STT	454	Store Timer Register	3.5	2.5	52
SBAR	550	Store Base Address Register	3.5	2.9	52
STZ	450	Store Zero	3.5	2.5	52
STC1	554	Store Instruction Counter plus 1	3.5	2.9	53
STC2	750	Store Instruction Counter plus 2	3.5	2.9	53
Shift
ARS	731	A Right Shift	2.0	1.8	54
QRS	732	Q Right Shift	2.0	1.8	54
LRS	733	Long Right Shift	2.0	1.8	54
ALS	735	A Left Shift	2.0	1.8	55
QLS	736	Q Left Shift	2.0	1.8	55
LLS	737	Long Left Shift	2.0	1.8	56
ARL	771	A Right Logic	2.0	1.8	56
QRL	772	Q Right Logic	2.0	1.8	56
LRL	773	Long Right Logic	2.0	1.8	57
ALR	775	A Left Rotate	2.0	1.8	57
QLR	776	Q Left Rotate	2.0	1.8	57
LLR	777	Long Left Rotate	2.0	1.8	58
FIXED-POINT ARITHMETIC
Addition
ADA	075	Add to A	3.0	1.8	1159
ADQ	076	Add to Q	3.0	1.8	59
ADAQ	077	Add to AQ	3.0	1.9	60
ADXn	06n	Add to Xn	3.0	1.8	60
ASA	055	Add Stored to A	4.0	2.8	61
ASQ	056	Add Stored to Q	4.0	2.8	61
ASXn	04n	Add Stored to Xn	4.0	2.8	62
ADLA	035	Add Logic to A	3.0	1.8	62
ADLQ	036	Add Logic to Q	3.0	1.8	63
ADLAQ	037	Add Logic to AQ	3.0	1.9	63
ADLXn	02n	Add Logic to Xn	3.0	1.8	64
AWCA	071	Add with Carry to A	3.0	1.8	64
AWCQ	072	Add with Carry to Q	3.0	1.8	65
ADL	033	Add Low to AQ	3.0	1.8	66
AOS	054	Add One to Storage	4.0	2.8	66
Subtraction
SBA	175	Subtract from A	3.0	1.8	67
SBQ	176	Subtract from Q	3.0	1.8	67
SBAQ	177	Subtract from AQ	3.0	1.9	68
SBXn	16n	Subtract from Xn	3.0	1.8	68
SSA	155	Subtract Stored from A	4.0	2.8	69
SSQ	156	Subtract Stored from Q	4.0	2.8	69
SSXn	14n	Subtract Stored from Xn	4.0	2.8	70
SBLA	135	Subtract Logic from A	3.0	1.8	70
SBLQ	136	Subtract Logic from Q	3.0	1.8	71
SBLAQ	137	Subtract Logic from AQ	3.0	1.9	71
SBLXn	12n	Subtract Logic from Xn	3.0	1.8	72
SWCA	171	Subtract with Carry from A	3.0	1.8	72
SWCQ	172	Subtract with Carry from Q	3.0	1.8	73
Multiplication
MPY	402	Multiply Integer	7.0	7.0	74
MPF	401	Multiply Fraction	7.0	7.0	75
Division
DIV	506	Divide Integer	14.5*	14.2*	II-76
DVF	507	Divide Fraction	14.5*	14.2*	77
Negate
NEG	531	Negate A	2.0	1.3	78
NEGL	533	Negate Long	2.0	1.3	78
BOOLEAN OPERATIONS
AND
ANA	375	AND to A	3.0	1.8	79
ANQ	376	AND to Q	3.0	1.8	79
ANAQ	377	AND to AQ	3.0	1.9	79
ANXn	36n	AND to Xn	3.0	1.8	80
ANSA	355	AND to Storage A	4.0	2.8	80
ANSQ	356	AND to Storage Q	4.0	2.8	80
ANSXn	34n	AND to Storage Xn	4.0	2.8	81
OR
ORA	275	OR to A	3.0	1.8	81
ORQ	276	OR to Q	3.0	1.8	81
ORAQ	277	OR to AQ	3.0	1.9	82
ORXn	26n	OR to Xn	3.0	1.8	82
ORSA	255	OR to Storage A	4.0	2.8	82
ORSQ	256	OR to Storage Q	4.0	2.8	83
ORSXn	24n	OR to Storage Xn	4.0	2.8	83
EXCLUSIVE OR
ERA	675	EXCLUSIVE OR to A	3.0	1.8	83
ERQ	676	EXCLUSIVE OR to Q	3.0	1.8	84
ERAQ	677	EXCLUSIVE OR to AQ	3.0	1.9	84
ERXn	66n	EXCLUSIVE OR to Xn	3.0	1.8	84
ERSA	655	EXCLUSIVE OR to Storage A	3.0	2.8	85
ERSQ	656	EXCLUSIVE OR to Storage Q	3.0	2.8	85
ERSXn	64n	EXCLUSIVE OR to Storage Xn	3.0	2.8	85
Compare
CMPA	115	Compare with A	3.0	1.8	II-86
CMPQ	116	ComparewithQ	3.0	1.8	87
CMPAQ	117	Compare with AQ	3.0	1.9	88
CMPXn	iOn	Compare with Xn	3.0	1.8	89
CWL	111	Compare with Limits	3.0	2.2	90
CMG	405	Compare Magnitude	3.0	1.8	91
SZN	234	Set Zero and Negative Indicators from Memory	3.0	1.8	91
CMK	211	CompareMasked	3.0	2.2	92
Comparative AND
CANA	315	Comparative AND with A	3.0	1.8	93
CANQ	316	Comparative AND with Q	3.0	1.8	93
CANAQ	317	Comparative AND with AQ	3.0	1.9	93
CANXn	30n	Comparative AND with Xn	3.0	1.8	94
Comparative NOT
CNAA	215	Comparative NOT with A	3.0	1.8	94
CNAQ	216	Comparative NOT with Q	3.0	1.8	94
CNAAQ	217	Comparative NOT with AQ	3.0	1.9	95
CNAXn	20n	Comparative NOT with Xn	3.0	1.8	95
FLOATING POINT
Load
FLD	431	Floating Load	3.0	1.8	96
DFLD	433	Double-Precision Floating Load	3.0	1.9	96
LDE	411	Load Exponent Register	3.0	1.8	96
Store
FST	455	Floating Store	3.5	2.5	97
DFST	457	Double-Precision Floating Store	4.0	3.0	97
STE	456	Store Exponent Register	3.5	2.5	97
Addition
FAD	475	Floating Add	3.0	2.7	98
UFA	435	Unnormalized Floating Add	3.0	2.5	98
DFAD	477	Double-Precision Floating Add	3.0	2.7	II-99
DUFA	437	Double-Precision Unnormalized Floating Add	3.0	2.5	99
ADE	415	Add to Exponent Register	3.0	1.8	100
Subtraction
FSB	575	Floating Subtract	3.0	2.7	100
UFS	535	Unnormalized Floating Subtract	3.0	2.5	101
DFSB	577	Double-Precision Floating Subtract	3.0	2.7	101
DUFS	537	Double-Precision Unnormalized Floating Subtract	3.0	2.5	102
Multiplication
FMP	461	Floating Multiply	6.0	5.9	102
UFM	421	Unnormalized Floating Multiply	6.0	5.7	103
DFMP	463	Double- Precision Floating Multiply	12.0	11.7	103
DUFM	423	Double-Prec. Unnormal. Float. Multiply	12.0	11.5	104
Division
FDV	565	Floating Divide	14.5*	14.2*	105
FDI	525	Floating Divide Inverted	14.5*	14.2*	106
DFDV	567	Double-Precision Floating Divide	23.5*	23.2*	107
DFDI	527	Double-Prec. Float. Divide Inverted	23.5*	23.2*	108
Negate, Normalize
FNEG	513	Floating Negate	3.0	2.3	109
FNO	573	Floating Normalize	3.0	2.3	109
Compare
FCMP	515	Floating Compare	3.0	2.1	110
FCMG	425	Floating Compare Magnitude	3.0	2.1	111
DFCMP	517	Double-Precision Floating Compare	3.0	2.1	112
DFCMG	427	Double-Prec. Float. Compare Magnitude	3.0	2.1	113
FSZN	430	Floating Set Zero and Negative Indicators from Memory	3.0	1.8	114
Transfer
TRA	710	Transfer Unconditionally	2.0	1.7	11-115
TSXn	70n	Transfer and Set Xn	3.0	1.8	115
TSS	715	Transfer and Set Slave Mode	2.0	1.7	115
RET	630	Return	4.0	3.3	116
Conditional Transfer
TZE	600	Transfer on Zero	2.0	1.7	117
TNZ	601	Transfer on Not Zero	2.0	1.7	117
TMI	604	Transfer on Minus	2.0	1.7	117
TPL	605	Transfer on Plus	2.0	1.7	117
TRC	603	Transfer on Carry	2.0	1.7	118
TNC	602	Transfer on No Carry	2.0	1.7	118
TOV	617	Transfer on Overflow	2.0	1.7	118
TEO	614	Transfer on Exponent Overflow	2.0	1.7	119
TEU	615	Transfer on Exponent Underflow	2.0	1.7	119
TTF	607	Transfer on Tally-Runout Indicator OFF	2.0	1. 7	119
MISCELLANEOUS OPERATIONS
NOP	011	No Operation	2.0	1.1	120
DIS	616	Delay Until Interrupt Signal	2.0	1.7	120
BCD	505	Binary to Binary-Coded-Decimal	4.0	3.4	120
GTB	774	Gray to Binary	9.0	8.5	121
XEC	716	Execute	2.0	1.7	122
XED	717	Execute Double	2.0	1.7	122
MME	001	Master Mode Entry	3.0	2.3	123
DRL	022	Derail	3.0	2.3	124
RPT	520	Repeat	2.0	1.3	125
RPD	560	Repeat Double	2.0	1.3	127
RPL	500	Repeat Link	2.0	1.3	129
Master Mode
LBAR	230	Load Base Address Register	3.0	1.8	11-132
LDT	637	Load Timer Register	3.0	1.8	132
SMIC	451	Set Memory Controller Interrupt Cells	3.0	1.8	132
Master Mode and Control Processor
RMCM	233	Read Memory Controller Mask Registers	3.0	1.9	133
RMFP	633	Read Memory File Protect Register	3.0	1.9	134
SMCM	553	Set Memory Controller Mask Registers	3.0	1.8	135
SMFP	453	Set Memory File Protect Register	3.0	1.8	136
ClOG	015	Connect I/O Channel	3.0	1.8	137

* When actual division does not take place, GE-635 2.5 usec, GE-625 2.8 usec.