NVIDIA ISA Viewer

HMUL2

FP16 Multiply

3 variants on SM100 (B200)

HMUL2

R,R,R

distilled: @P0 HMUL2 R0, R0, R0;

key: HMUL2_R_R_R

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	0	1	1	0	0	0	1	0	0	pred				operand 0								operand 1								operand 2								0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	modi		cABS	cNEG
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	0	0	0	0	0	0	0	cNEG	cABS	modi		FMZ	SAT	INVALID1	0	FTZ	0	0	0	0	BF16_V2	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	stall				y	r-bar			w-bar			b-mask						reuse				0	0

Operand 1 Modifiers

Binary	Value
00	(default)
01	INVALID1
10	H0_H0
11	H1_H1

Operand 2 Modifiers

Binary	Value
00	(default)
01	INVALID1
10	H0_H0
11	H1_H1

HMUL2

R,R,F,F

distilled: @P0 HMUL2 R0, R0, 0, 0;

key: HMUL2_R_R_F_F

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	0	1	1	0	0	0	0	0	1	pred				operand 0								operand 1								operand 3																operand 2
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	0	0	0	0	0	0	0	cNEG	cABS	modi		FMZ	SAT	INVALID1	0	FTZ	0	0	0	0	BF16_V2	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	stall				y	r-bar			w-bar			b-mask						reuse				0	0

Operand 1 Modifiers

Binary	Value
00	(default)
01	INVALID1
10	H0_H0
11	H1_H1

HMUL2

R,R,UR

distilled: @P0 HMUL2 R0, R0, UR0;

key: HMUL2_R_R_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	0	1	1	0	0	0	0	1	1	pred				operand 0								operand 1								operand 2								0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	modi		cABS	cNEG
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	0	0	0	0	0	0	0	cNEG	cABS	modi		FMZ	SAT	INVALID1	0	FTZ	0	0	0	0	BF16_V2	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

Operand 1 Modifiers

Binary	Value
00	(default)
01	INVALID1
10	H0_H0
11	H1_H1

Operand 2 Modifiers

Binary	Value
00	(default)
01	INVALID1
10	H0_H0
11	H1_H1