ATOM

Atomic Operation on Generic Memory

10 variants on SM90 (H100)

ATOM

P,R,[R],R

distilled: @P0 ATOM.ADD.EF P0, R0, [R0], R0 ;

key: ATOM_P_R_R_R

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	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
1	0	1	0	0	0	1	1	1	0	0	pred				operand 1								operand 2								operand 3								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	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	E	modi 1			0	modi 2				operand 0			modi 3			modi 4				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
000	(default)
001	S32
010	64
011	S64
100	128
101	INVALID5
110	INVALID6
111	INVALID7

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
0000	ADD
0001	MIN
0010	MAX
0011	INC
0100	DEC
0101	AND
0110	OR
0111	XOR
1000	EXCH
1001	INVALID9
1010	INVALID10
1011	INVALID11
1100	INVALID12
1101	INVALID13
1110	INVALID14
1111	INVALID15

ATOM

P,R,[R+I],R

distilled: @P0 ATOM.ADD.EF P0, R0, [R0+0x1], R0 ;

key: ATOM_P_R_R_I_R

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
1	0	1	0	0	0	1	1	1	0	0	pred				operand 1								operand 2								operand 4								operand 3
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	E	modi 1			0	modi 2				operand 0			modi 3			modi 4				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

Modifier Group 1

Binary	Value
000	(default)
001	S32
010	64
011	S64
100	128
101	INVALID5
110	INVALID6
111	INVALID7

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
0000	ADD
0001	MIN
0010	MAX
0011	INC
0100	DEC
0101	AND
0110	OR
0111	XOR
1000	EXCH
1001	INVALID9
1010	INVALID10
1011	INVALID11
1100	INVALID12
1101	INVALID13
1110	INVALID14
1111	INVALID15

ATOM

P,R,[R],R,R

distilled: @P0 ATOM.CAS.EF P0, R0, [R0], R0, R0 ;

key: ATOM_P_R_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	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
1	1	0	1	0	0	0	1	1	1	0	0	pred				operand 1								operand 2								operand 3								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	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
operand 4								E	modi 1			0	modi 2				operand 0			modi 3			modi 4	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

Modifier Group 1

Binary	Value
000	(default)
001	S32
010	64
011	INVALID3
100	128
101	INVALID5
110	INVALID6
111	INVALID7

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
0	CAS
1	CAST

ATOM

P,R,[R+I],R,R

distilled: @P0 ATOM.CAS.EF P0, R0, [R0+0x1], R0, R0 ;

key: ATOM_P_R_R_I_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
1	1	0	1	0	0	0	1	1	1	0	0	pred				operand 1								operand 2								operand 4								operand 3
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 5								E	modi 1			0	modi 2				operand 0			modi 3			modi 4	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

Modifier Group 1

Binary	Value
000	(default)
001	S32
010	64
011	INVALID3
100	128
101	INVALID5
110	INVALID6
111	INVALID7

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
0	CAS
1	CAST

ATOM

P,R,[R+UR],R

distilled: @P0 ATOM.ADD.EF P0, R0, [R0.U32+UR0], R0 ;

key: ATOM_P_R_R_UR_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	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	0	0	0	1	1	0	0	1	pred				operand 1								operand 2								operand 4								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	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
operand 3							0	E	modi 1			0	modi 2				operand 0			modi 3			modi 4				1	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
000	(default)
001	S32
010	64
011	S64
100	128
101	INVALID5
110	INVALID6
111	INVALID7

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
0000	ADD
0001	MIN
0010	MAX
0011	INC
0100	DEC
0101	AND
0110	OR
0111	XOR
1000	EXCH
1001	INVALID9
1010	INVALID10
1011	INVALID11
1100	INVALID12
1101	INVALID13
1110	INVALID14
1111	INVALID15

ATOM

P,R,[R+UR+I],R

distilled: @P0 ATOM.ADD.EF P0, R0, [R0.U32+UR0+0x1], R0 ;

key: ATOM_P_R_R_UR_I_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	1	0	0	0	1	1	0	0	1	pred				operand 1								operand 2								operand 5								operand 4
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 3							0	E	modi 1			0	modi 2				operand 0			modi 3			modi 4				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
000	(default)
001	S32
010	64
011	S64
100	128
101	INVALID5
110	INVALID6
111	INVALID7

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
0000	ADD
0001	MIN
0010	MAX
0011	INC
0100	DEC
0101	AND
0110	OR
0111	XOR
1000	EXCH
1001	INVALID9
1010	INVALID10
1011	INVALID11
1100	INVALID12
1101	INVALID13
1110	INVALID14
1111	INVALID15

ATOM.ADD.RN

P,R,[R],R

distilled: @P0 ATOM.ADD.EF.F16x2.RN P0, R0, [R0], R0 ;

key: ATOM_P_R_R_R

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	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
1	0	0	0	1	0	1	1	1	0	0	pred				operand 1								operand 2								operand 3								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	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	E	modi 1				modi 2				operand 0			modi 3			modi 4			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

Modifier Group 1

Binary	Value
0000	F16x2
0001	F16x4
0010	F16x8
0011	BF16x2
0100	BF16x4
0101	BF16x8
0110	INVALID6
0111	INVALID7
1000	INVALID8
1001	F32.FTZ
1010	F32x2.FTZ
1011	F32x4.FTZ
1100	F32
1101	F32x2
1110	F32x4
1111	F64

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
000	F16x2.RN
001	INVALID16
010	MIN.F16x2.RN
011	MIN.INVALID16
100	MAX.F16x2.RN
101	MAX.INVALID16
110	INVALID3.F16x2.RN
111	INVALID3.INVALID16

ATOM.ADD.RN

P,R,[R+I],R

distilled: @P0 ATOM.ADD.EF.F16x2.RN P0, R0, [R0+0x1], R0 ;

key: ATOM_P_R_R_I_R

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
1	0	0	0	1	0	1	1	1	0	0	pred				operand 1								operand 2								operand 4								operand 3
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	E	modi 1				modi 2				operand 0			modi 3			modi 4			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

Modifier Group 1

Binary	Value
0000	F16x2
0001	F16x4
0010	F16x8
0011	BF16x2
0100	BF16x4
0101	BF16x8
0110	INVALID6
0111	INVALID7
1000	INVALID8
1001	F32.FTZ
1010	F32x2.FTZ
1011	F32x4.FTZ
1100	F32
1101	F32x2
1110	F32x4
1111	F64

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
000	F16x2.RN
001	INVALID16
010	MIN.F16x2.RN
011	MIN.INVALID16
100	MAX.F16x2.RN
101	MAX.INVALID16
110	INVALID3.F16x2.RN
111	INVALID3.INVALID16

ATOM.ADD.RN

P,R,[R+UR],R

distilled: @P0 ATOM.ADD.EF.F16x2.RN P0, R0, [R0.U32+UR0], R0 ;

key: ATOM_P_R_R_UR_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	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	0	1	0	1	1	0	0	1	pred				operand 1								operand 2								operand 4								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	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7	0	1	2	3	4	5	6	7
operand 3							0	E	modi 1				modi 2				operand 0			modi 3			modi 4			0	1	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
0000	F16x2
0001	F16x4
0010	F16x8
0011	BF16x2
0100	BF16x4
0101	BF16x8
0110	INVALID6
0111	INVALID7
1000	INVALID8
1001	F32.FTZ
1010	F32x2.FTZ
1011	F32x4.FTZ
1100	F32
1101	F32x2
1110	F32x4
1111	F64

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
000	F16x2.RN
001	INVALID16
010	MIN.F16x2.RN
011	MIN.INVALID16
100	MAX.F16x2.RN
101	MAX.INVALID16
110	INVALID3.F16x2.RN
111	INVALID3.INVALID16

ATOM.ADD.RN

P,R,[R+UR+I],R

distilled: @P0 ATOM.ADD.EF.F16x2.RN P0, R0, [R0.U32+UR0+0x1], R0 ;

key: ATOM_P_R_R_UR_I_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	0	1	0	1	1	0	0	1	pred				operand 1								operand 2								operand 5								operand 4
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 3							0	E	modi 1				modi 2				operand 0			modi 3			modi 4			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
0000	F16x2
0001	F16x4
0010	F16x8
0011	BF16x2
0100	BF16x4
0101	BF16x8
0110	INVALID6
0111	INVALID7
1000	INVALID8
1001	F32.FTZ
1010	F32x2.FTZ
1011	F32x4.FTZ
1100	F32
1101	F32x2
1110	F32x4
1111	F64

Modifier Group 2

Binary	Value
0000	(default)
0001	CONSTANT.PRIVATE
0010	CONSTANT.CTA
0011	CONSTANT.CTA.PRIVATE
0100	STRONG.SM.PRIVATE
0101	STRONG.SM
0110	STRONG.GPU.PRIVATE
0111	STRONG.GPU
1000	MMIO.GPU
1001	CONSTANT.SM
1010	STRONG.SYS
1011	CONSTANT.SM.PRIVATE
1100	MMIO.SYS
1101	CONSTANT.VC
1110	CONSTANT.VC.PRIVATE
1111	CONSTANT.GPU

Modifier Group 3

Binary	Value
000	EF
001	(default)
010	EL
011	LU
100	EU
101	NA
110	INVALID6
111	INVALID7

Modifier Group 4

Binary	Value
000	F16x2.RN
001	INVALID16
010	MIN.F16x2.RN
011	MIN.INVALID16
100	MAX.F16x2.RN
101	MAX.INVALID16
110	INVALID3.F16x2.RN
111	INVALID3.INVALID16