NVIDIA ISA Viewer

FRND

Round To Integer

5 variants on SM90 (H100)

FRND
R,R
distilled: @P0 FRND.???0 R0, R0 ;
key: FRND_R_R
0123456701234567012345670123456701234567012345670123456701234567
110010001100predoperand 000000000operand 10000000000000000000000cABScNEG
0123456701234567012345670123456701234567012345670123456701234567
00000000000modi 1modi 2FTZ000modi 3000000000000000000stallyr-barw-barb-maskreuse00

Modifier Group 1

BinaryValue
000???0
001???1
010???2
011???3
100???4
101???5
110???6
111???7

Modifier Group 2

BinaryValue
00(default)
01FLOOR
10CEIL
11TRUNC

Modifier Group 3

BinaryValue
000???0
001???8
010???16
011???24
100???32
101???40
110???48
111???56
FRND
R,F
distilled: @P0 FRND.???0 R0, 0 ;
key: FRND_R_F
0123456701234567012345670123456701234567012345670123456701234567
110010001001predoperand 000000000operand 1
0123456701234567012345670123456701234567012345670123456701234567
00000000000modi 1modi 2FTZ000modi 3000000000000000000stallyr-barw-barb-maskreuse00

Modifier Group 1

BinaryValue
000???0
001???1
010???2
011???3
100???4
101???5
110???6
111???7

Modifier Group 2

BinaryValue
00(default)
01FLOOR
10CEIL
11TRUNC

Modifier Group 3

BinaryValue
000???0
001???8
010???16
011???24
100???32
101???40
110???48
111???56
FRND
R,c[I][I]
distilled: @P0 FRND.???0 R0, c[0x0][0x0] ;
key: FRND_R_I_I
0123456701234567012345670123456701234567012345670123456701234567
110010001101predoperand 00000000000000000operand 2operand 1operand 2operand 100000
0123456701234567012345670123456701234567012345670123456701234567
00000000000modi 1modi 2FTZ000modi 3000000000000000000stallyr-barw-barb-maskreuse00

Modifier Group 1

BinaryValue
000???0
001???1
010???2
011???3
100???4
101???5
110???6
111???7

Modifier Group 2

BinaryValue
00(default)
01FLOOR
10CEIL
11TRUNC

Modifier Group 3

BinaryValue
000???0
001???8
010???16
011???24
100???32
101???40
110???48
111???56
FRND
R,cx[UR][I]
distilled: @P0 FRND.???0 R0, cx[UR0][0x0] ;
key: FRND_R_UR_I
0123456701234567012345670123456701234567012345670123456701234567
110010001101predoperand 000000000operand 10operand 2000000000
0123456701234567012345670123456701234567012345670123456701234567
00000000000modi 1modi 2FTZ000modi 3000010000000000000stallyr-barw-barb-maskreuse00

Modifier Group 1

BinaryValue
000???0
001???1
010???2
011???3
100???4
101???5
110???6
111???7

Modifier Group 2

BinaryValue
00(default)
01FLOOR
10CEIL
11TRUNC

Modifier Group 3

BinaryValue
000???0
001???8
010???16
011???24
100???32
101???40
110???48
111???56
FRND
R,UR
distilled: @P0 FRND.???0 R0, UR0 ;
key: FRND_R_UR
0123456701234567012345670123456701234567012345670123456701234567
110010001011predoperand 000000000operand 100000000000000000000000cABScNEG
0123456701234567012345670123456701234567012345670123456701234567
00000000000modi 1modi 2FTZ000modi 3000010000000000000stallyr-barw-barb-maskreuse00

Modifier Group 1

BinaryValue
000???0
001???1
010???2
011???3
100???4
101???5
110???6
111???7

Modifier Group 2

BinaryValue
00(default)
01FLOOR
10CEIL
11TRUNC

Modifier Group 3

BinaryValue
000???0
001???8
010???16
011???24
100???32
101???40
110???48
111???56