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.text
.align 3
.globl ___gmpn_addlsh1_n
___gmpn_addlsh1_n:
lsr x6, x3, #2
tbz x3, #0, Lbx0
Lbx1: ldr x5, [x1]
tbnz x3, #1, Lb11
Lb01: ldr x11, [x2]
cbz x6, L1
ldp x8, x9, [x2,#8]
lsl x13, x11, #1
adds x15, x13, x5
str x15, [x0],#8
sub x1, x1, #24
sub x2, x2, #8
b Lmid
L1: lsl x13, x11, #1
adds x15, x13, x5
str x15, [x0]
lsr x0, x11, 63
adc x0, x0, xzr
ret
Lb11: ldr x9, [x2]
ldp x10, x11, [x2,#8]!
lsl x13, x9, #1
adds x17, x13, x5
str x17, [x0],#8
sub x1, x1, #8
cbz x6, Lend
b Ltop
Lbx0: tbnz x3, #1, Lb10
Lb00: adds x11, xzr, xzr
ldp x8, x9, [x2],#-16
sub x1, x1, #32
b Lmid
Lb10: adds x9, xzr, xzr
ldp x10, x11, [x2]
sub x1, x1, #16
cbz x6, Lend
.align 4
Ltop: ldp x4, x5, [x1,#16]
extr x12, x10, x9, #63
ldp x8, x9, [x2,#16]
extr x13, x11, x10, #63
adcs x14, x12, x4
adcs x15, x13, x5
stp x14, x15, [x0],#16
Lmid: ldp x4, x5, [x1,#32]!
extr x12, x8, x11, #63
ldp x10, x11, [x2,#32]!
extr x13, x9, x8, #63
adcs x16, x12, x4
adcs x17, x13, x5
stp x16, x17, [x0],#16
sub x6, x6, #1
cbnz x6, Ltop
Lend: ldp x4, x5, [x1,#16]
extr x12, x10, x9, #63
extr x13, x11, x10, #63
adcs x14, x12, x4
adcs x15, x13, x5
stp x14, x15, [x0]
lsr x0, x11, 63
adc x0, x0, xzr
ret
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