NVIDIA ISA Viewer

UBLKCP

Bulk Data Copy

2 variants on SM90 (H100)

UBLKCP

[UR],[UR],UR

distilled: @UP0 UBLKCP.G.G [UR0], [UR0], UR0 ;

key: UBLKCP_UR_UR_UR

0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
0	1	0	1	1	1	0	1	1	1	0	0	pred				0	0	0	0	0	0	0	0	operand 1							0	operand 0							0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
operand 2							0	0	modi 1		MULTICAST	0	0	0	0	0	modi 2		SEQUENCED	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	stall				y	r-bar			w-bar			b-mask						reuse				0	0

Modifier Group 1

Binary	Value
00	G
01	S
10	S
11	S.S

Modifier Group 2

Binary	Value
00	(default)
01	LTC64B
10	LTC128B
11	LTC256B

UBLKCP

[UR],[UR],UR,desc[UR]

distilled: @UP0 UBLKCP.G.G [UR0], [UR0], UR0, desc[UR0] ;

key: UBLKCP_UR_UR_UR_UR

0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
0	1	0	1	1	1	0	1	1	1	0	0	pred				0	0	0	0	0	0	0	0	operand 1							0	operand 0							0	operand 3							0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
operand 2							0	0	modi 1		MULTICAST	1	0	0	0	0	modi 2		SEQUENCED	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0	0	stall				y	r-bar			w-bar			b-mask						reuse				0	0

Modifier Group 1

Binary	Value
00	G
01	S
10	S
11	S.S

Modifier Group 2

Binary	Value
00	(default)
01	LTC64B
10	LTC128B
11	LTC256B