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.text
.align 16, 0x90
.globl __gmpn_submul_1
.def __gmpn_submul_1
.scl 2
.type 32
.endef
__gmpn_submul_1:
push %rsi
push %rdi
mov %rdx, %rsi
mov (%rsi), %rax
push %rbx
mov %r8, %rbx
mul %r9
and $3, %ebx
jz Lb0
cmp $2, %ebx
jz Lb2
jg Lb3
Lb1: dec %r8
jne Lgt1
sub %rax, (%rcx)
jmp Lret
Lgt1: lea 8(%rsi,%r8,8), %rsi
lea -8(%rcx,%r8,8), %rcx
neg %r8
xor %r10, %r10
xor %ebx, %ebx
mov %rax, %rdi
mov (%rsi,%r8,8), %rax
mov %rdx, %r11
jmp LL1
Lb0: lea (%rsi,%r8,8), %rsi
lea -16(%rcx,%r8,8), %rcx
neg %r8
xor %r10, %r10
mov %rax, %r11
mov %rdx, %rbx
jmp LL0
Lb3: lea -8(%rsi,%r8,8), %rsi
lea -24(%rcx,%r8,8), %rcx
neg %r8
mov %rax, %rbx
mov %rdx, %r10
jmp LL3
Lb2: lea -16(%rsi,%r8,8), %rsi
lea -32(%rcx,%r8,8), %rcx
neg %r8
xor %r11, %r11
xor %ebx, %ebx
mov %rax, %r10
mov 24(%rsi,%r8,8), %rax
mov %rdx, %rdi
jmp LL2
.align 16, 0x90
Ltop: sub %r10, (%rcx,%r8,8)
adc %rax, %rdi
mov (%rsi,%r8,8), %rax
adc %rdx, %r11
mov $0, %r10d
LL1: mul %r9
sub %rdi, 8(%rcx,%r8,8)
adc %rax, %r11
adc %rdx, %rbx
LL0: mov 8(%rsi,%r8,8), %rax
mul %r9
sub %r11, 16(%rcx,%r8,8)
adc %rax, %rbx
adc %rdx, %r10
LL3: mov 16(%rsi,%r8,8), %rax
mul %r9
sub %rbx, 24(%rcx,%r8,8)
mov $0, %r11d
mov %r11, %rbx
adc %rax, %r10
mov 24(%rsi,%r8,8), %rax
mov %r11, %rdi
adc %rdx, %rdi
LL2: mul %r9
add $4, %r8
js Ltop
sub %r10, (%rcx,%r8,8)
adc %rax, %rdi
adc %r11, %rdx
sub %rdi, 8(%rcx,%r8,8)
Lret: adc $0, %rdx
mov %rdx, %rax
pop %rbx
pop %rdi
pop %rsi
ret
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