clock_gettime (macos High Sierra)

_clock_gettime_nsec_np:
00000000000018b0	pushq	%rbp
00000000000018b1	movq	%rsp, %rbp
00000000000018b4	pushq	%rbx
00000000000018b5	subq	$0x98, %rsp
00000000000018bc	movl	%edi, %ebx
00000000000018be	cmpl	$0xc, %ebx
00000000000018c1	je	0x190d
00000000000018c3	cmpl	$0x6, %ebx
00000000000018c6	je	0x1957
00000000000018cc	testl	%ebx, %ebx
00000000000018ce	jne	0x1998
00000000000018d4	xorl	%ebx, %ebx
00000000000018d6	leaq	-0xa0(%rbp), %rdi
00000000000018dd	xorl	%esi, %esi
00000000000018df	callq	0x10871
00000000000018e4	testl	%eax, %eax
00000000000018e6	jne	0x19aa
00000000000018ec	imulq	$0x3b9aca00, -0xa0(%rbp), %rax
00000000000018f7	movslq	-0x98(%rbp), %rcx
00000000000018fe	imulq	$0x3e8, %rcx, %rbx
0000000000001905	addq	%rax, %rbx
0000000000001908	jmp	0x19aa
000000000000190d	xorl	%ebx, %ebx
000000000000190f	leaq	-0xa0(%rbp), %rsi
0000000000001916	xorl	%edi, %edi
0000000000001918	callq	0x8251c
000000000000191d	testl	%eax, %eax
000000000000191f	jne	0x19aa
0000000000001925	movslq	-0x98(%rbp), %rax
000000000000192c	movq	-0x90(%rbp), %rcx
0000000000001933	movslq	-0x88(%rbp), %rdx
000000000000193a	addq	%rax, %rdx
000000000000193d	imulq	$0x3e8, %rdx, %rax
0000000000001944	addq	-0xa0(%rbp), %rcx
000000000000194b	imulq	$0x3b9aca00, %rcx, %rbx
0000000000001952	addq	%rax, %rbx
0000000000001955	jmp	0x19aa
0000000000001957	leaq	-0x10(%rbp), %rdi
000000000000195b	leaq	-0xa0(%rbp), %rsi
0000000000001962	callq	0x1a38
0000000000001967	testl	%eax, %eax
0000000000001969	jne	0x19a8
000000000000196b	imulq	$0x3e8, -0x10(%rbp), %rax
0000000000001973	movq	%rax, -0x10(%rbp)
0000000000001977	imulq	$0x3b9aca00, -0xa0(%rbp), %rbx
0000000000001982	movslq	-0x98(%rbp), %rcx
0000000000001989	imulq	$0x3e8, %rcx, %rcx
0000000000001990	subq	%rax, %rbx
0000000000001993	addq	%rcx, %rbx
0000000000001996	jmp	0x19aa
0000000000001998	leaq	-0xa0(%rbp), %rdi
000000000000199f	callq	0x82594
00000000000019a4	testl	%eax, %eax
00000000000019a6	je	0x19b7
00000000000019a8	xorl	%ebx, %ebx
00000000000019aa	movq	%rbx, %rax
00000000000019ad	addq	$0x98, %rsp
00000000000019b4	popq	%rbx
00000000000019b5	popq	%rbp
00000000000019b6	retq
00000000000019b7	leal	-0x4(%rbx), %eax
00000000000019ba	cmpl	$0x5, %eax
00000000000019bd	ja	0x19d6
00000000000019bf	leaq	0x5a(%rip), %rcx
00000000000019c6	movslq	(%rcx,%rax,4), %rax
00000000000019ca	addq	%rcx, %rax
00000000000019cd	jmpq	*%rax
00000000000019cf	callq	0x8257c
00000000000019d4	jmp	0x1a02
00000000000019d6	cmpl	$0x10, %ebx
00000000000019d9	jne	0x19e2
00000000000019db	callq	0x822e2
00000000000019e0	jmp	0x1a02
00000000000019e2	callq	0x8220a
00000000000019e7	movl	$0x16, (%rax)
00000000000019ed	jmp	0x19a8
00000000000019ef	callq	0x82576
00000000000019f4	jmp	0x1a02
00000000000019f6	callq	0x82564
00000000000019fb	jmp	0x1a02
00000000000019fd	callq	0x8256a
0000000000001a02	movl	-0xa0(%rbp), %ecx
0000000000001a08	movl	-0x9c(%rbp), %esi
0000000000001a0e	imulq	%rax, %rcx
0000000000001a12	xorl	%edx, %edx
0000000000001a14	movq	%rcx, %rax
0000000000001a17	divq	%rsi
0000000000001a1a	movq	%rax, %rbx
0000000000001a1d	jmp	0x19aa
0000000000001a1f	nop
0000000000001a20	scasl	%es:(%rdi), %eax
0000000000001a21	.byte 0xff #bad opcode
0000000000001a22	.byte 0xff #bad opcode
0000000000001a23	decl	%edi
0000000000001a25	.byte 0xff #bad opcode
0000000000001a26	.byte 0xff #bad opcode
0000000000001a27	incl	%edx
0000000000001a29	.byte 0xff #bad opcode
0000000000001a2a	.byte 0xff #bad opcode
0000000000001a2b	incl	%edx
0000000000001a2d	.byte 0xff #bad opcode
0000000000001a2e	.byte 0xff #bad opcode
0000000000001a2f	callq	*%rsi
0000000000001a31	.byte 0xff #bad opcode
0000000000001a32	.byte 0xff #bad opcode
0000000000001a33	.byte 0xff #bad opcode
0000000000001a34	.byte 0xdd #bad opcode
0000000000001a35	.byte 0xff #bad opcode
0000000000001a36	.byte 0xff #bad opcode
0000000000001a37	callq	*0x48(%rbp)
__mach_boottime_usec:
0000000000001a38	pushq	%rbp
0000000000001a39	movq	%rsp, %rbp
0000000000001a3c	pushq	%r15
0000000000001a3e	pushq	%r14
0000000000001a40	pushq	%rbx
0000000000001a41	pushq	%rax
0000000000001a42	movq	%rsi, %r15
0000000000001a45	movq	%rdi, %r14
0000000000001a48	callq	0x82570
0000000000001a4d	movq	%rax, %rbx
0000000000001a50	testq	%rbx, %rbx
0000000000001a53	jne	0x1a5d
0000000000001a55	callq	0x1d16
0000000000001a5a	movq	%rax, %rbx
0000000000001a5d	mfence
0000000000001a60	xorl	%esi, %esi
0000000000001a62	movq	%r15, %rdi
0000000000001a65	callq	0x10871
0000000000001a6a	testl	%eax, %eax
0000000000001a6c	jne	0x1a8a
0000000000001a6e	mfence
0000000000001a71	callq	0x82570
0000000000001a76	testq	%rax, %rax
0000000000001a79	jne	0x1a80
0000000000001a7b	callq	0x1d16
0000000000001a80	cmpq	%rax, %rbx
0000000000001a83	jne	0x1a48
0000000000001a85	movq	%rbx, (%r14)
0000000000001a88	xorl	%eax, %eax
0000000000001a8a	addq	$0x8, %rsp
0000000000001a8e	popq	%rbx
0000000000001a8f	popq	%r14
0000000000001a91	popq	%r15
0000000000001a93	popq	%rbp
0000000000001a94	retq
_clock_gettime:
0000000000001a95	pushq	%rbp
0000000000001a96	movq	%rsp, %rbp
0000000000001a99	pushq	%r15
0000000000001a9b	pushq	%r14
0000000000001a9d	pushq	%rbx
0000000000001a9e	subq	$0x98, %rsp
0000000000001aa5	movq	%rsi, %rbx
0000000000001aa8	cmpl	$0x10, %edi
0000000000001aab	ja	0x1b25
0000000000001aad	movl	%edi, %eax
0000000000001aaf	leaq	0x14a(%rip), %rcx
0000000000001ab6	movslq	(%rcx,%rax,4), %rax
0000000000001aba	addq	%rcx, %rax
0000000000001abd	jmpq	*%rax
0000000000001abf	callq	0x18b0
0000000000001ac4	movq	%rax, %rcx
0000000000001ac7	testq	%rcx, %rcx
0000000000001aca	je	0x1b30
0000000000001acc	movq	%rcx, %rax
0000000000001acf	shrq	$0x9, %rax
0000000000001ad3	movabsq	$0x44b82fa09b5a53, %rdx
0000000000001add	mulq	%rdx
0000000000001ae0	shrq	$0xb, %rdx
0000000000001ae4	movq	%rdx, (%rbx)
0000000000001ae7	imulq	$0x3b9aca00, %rdx, %rax
0000000000001aee	subq	%rax, %rcx
0000000000001af1	movq	%rcx, 0x8(%rbx)
0000000000001af5	xorl	%ecx, %ecx
0000000000001af7	jmp	0x1bee
0000000000001afc	leaq	-0xb0(%rbp), %r14
0000000000001b03	xorl	%esi, %esi
0000000000001b05	movq	%r14, %rdi
0000000000001b08	callq	0x10871
0000000000001b0d	movl	%eax, %ecx
0000000000001b0f	movq	(%r14), %rax
0000000000001b12	movq	%rax, (%rbx)
0000000000001b15	movslq	0x8(%r14), %rax
0000000000001b19	imulq	$0x3e8, %rax, %rax
0000000000001b20	jmp	0x1bea
0000000000001b25	callq	0x8220a
0000000000001b2a	movl	$0x16, (%rax)
0000000000001b30	movl	$0xffffffff, %ecx
0000000000001b35	jmp	0x1bee
0000000000001b3a	leaq	-0x20(%rbp), %r14
0000000000001b3e	leaq	-0xb0(%rbp), %r15
0000000000001b45	movq	%r14, %rdi
0000000000001b48	movq	%r15, %rsi
0000000000001b4b	callq	0x1a38
0000000000001b50	movl	%eax, %ecx
0000000000001b52	movq	(%r14), %rsi
0000000000001b55	movabsq	$0x431bde82d7b634db, %rdx
0000000000001b5f	movq	%rsi, %rax
0000000000001b62	mulq	%rdx
0000000000001b65	shrq	$0x12, %rdx
0000000000001b69	imull	$0xf4240, %edx, %eax
0000000000001b6f	subl	%eax, %esi
0000000000001b71	movq	(%r15), %rax
0000000000001b74	subq	%rdx, %rax
0000000000001b77	movq	%rax, (%r15)
0000000000001b7a	movl	0x8(%r15), %edx
0000000000001b7e	subl	%esi, %edx
0000000000001b80	movl	%edx, 0x8(%r15)
0000000000001b84	jns	0x1bdf
0000000000001b86	decq	%rax
0000000000001b89	movq	%rax, -0xb0(%rbp)
0000000000001b90	addl	$0xf4240, %edx
0000000000001b96	jmp	0x1bd9
0000000000001b98	leaq	-0xb0(%rbp), %r14
0000000000001b9f	xorl	%edi, %edi
0000000000001ba1	movq	%r14, %rsi
0000000000001ba4	callq	0x8251c
0000000000001ba9	movl	%eax, %ecx
0000000000001bab	movq	0x10(%r14), %rax
0000000000001baf	addq	(%r14), %rax
0000000000001bb2	movq	%rax, (%r14)
0000000000001bb5	movl	0x18(%r14), %edx
0000000000001bb9	addl	0x8(%r14), %edx
0000000000001bbd	movl	%edx, 0x8(%r14)
0000000000001bc1	cmpl	$0xf4240, %edx
0000000000001bc7	jl	0x1bdf
0000000000001bc9	incq	%rax
0000000000001bcc	movq	%rax, -0xb0(%rbp)
0000000000001bd3	addl	$0xfff0bdc0, %edx
0000000000001bd9	movl	%edx, -0xa8(%rbp)
0000000000001bdf	movq	%rax, (%rbx)
0000000000001be2	imull	$0x3e8, %edx, %eax
0000000000001be8	cltq
0000000000001bea	movq	%rax, 0x8(%rbx)
0000000000001bee	movl	%ecx, %eax
0000000000001bf0	addq	$0x98, %rsp
0000000000001bf7	popq	%rbx
0000000000001bf8	popq	%r14
0000000000001bfa	popq	%r15
0000000000001bfc	popq	%rbp
0000000000001bfd	retq
0000000000001bfe	nop
0000000000001c00	cld
0000000000001c01	.byte 0xfe #bad opcode
0000000000001c02	.byte 0xff #bad opcode
0000000000001c03	jmpq	*0x25ffffff(%rip)
0000000000001c09	.byte 0xff #bad opcode
0000000000001c0a	.byte 0xff #bad opcode
0000000000001c0b	jmpq	*-0x40000001(%rip)
0000000000001c11	.byte 0xfe #bad opcode
0000000000001c12	.byte 0xff #bad opcode
0000000000001c13	.byte 0xff #bad opcode
0000000000001c14	movl	$0x3afffffe, %edi
0000000000001c19	.byte 0xff #bad opcode
0000000000001c1a	.byte 0xff #bad opcode
0000000000001c1b	jmpq	*-0x40000001(%rip)
0000000000001c21	.byte 0xfe #bad opcode
0000000000001c22	.byte 0xff #bad opcode
0000000000001c23	.byte 0xff #bad opcode
0000000000001c24	movl	$0x25fffffe, %edi
0000000000001c29	.byte 0xff #bad opcode
0000000000001c2a	.byte 0xff #bad opcode
0000000000001c2b	jmpq	*-0x67000001(%rip)
0000000000001c31	.byte 0xff #bad opcode
0000000000001c32	.byte 0xff #bad opcode
0000000000001c33	jmpq	*0x25ffffff(%rip)
0000000000001c39	.byte 0xff #bad opcode
0000000000001c3a	.byte 0xff #bad opcode
0000000000001c3b	jmpq	*-0x40000001(%rip)
0000000000001c41	.byte 0xfe #bad opcode
0000000000001c42	.byte 0xff #bad opcode
0000000000001c43	callq	*0x48(%rbp)
_clock_getres:
0000000000001c44	pushq	%rbp
0000000000001c45	movq	%rsp, %rbp
0000000000001c48	pushq	%rbx
0000000000001c49	pushq	%rax
0000000000001c4a	movq	%rsi, %rbx
0000000000001c4d	cmpl	$0x10, %edi
0000000000001c50	ja	0x1cac
0000000000001c52	movl	$0x10330, %eax
0000000000001c57	btl	%edi, %eax
0000000000001c5a	jae	0x1c8b
0000000000001c5c	leaq	-0x10(%rbp), %rdi
0000000000001c60	callq	0x82594
0000000000001c65	movl	$0xffffffff, %ecx
0000000000001c6a	testl	%eax, %eax
0000000000001c6c	jne	0x1cbc
0000000000001c6e	movl	-0x10(%rbp), %eax
0000000000001c71	xorl	%ecx, %ecx
0000000000001c73	xorl	%edx, %edx
0000000000001c75	divl	-0xc(%rbp)
0000000000001c78	cmpl	$0x1, %edx
0000000000001c7b	sbbl	$-0x1, %eax
0000000000001c7e	movq	%rax, 0x8(%rbx)
0000000000001c82	movq	$0x0, (%rbx)
0000000000001c89	jmp	0x1cbc
0000000000001c8b	movl	$0x1041, %eax
0000000000001c90	btl	%edi, %eax
0000000000001c93	jae	0x1cac
0000000000001c95	movl	$0x3e8, %eax
0000000000001c9a	movd	%rax, %xmm0
0000000000001c9f	pslldq	$0x8, %xmm0
0000000000001ca4	movdqu	%xmm0, (%rbx)
0000000000001ca8	xorl	%ecx, %ecx
0000000000001caa	jmp	0x1cbc
0000000000001cac	callq	0x8220a
0000000000001cb1	movl	$0x16, (%rax)
0000000000001cb7	movl	$0xffffffff, %ecx
0000000000001cbc	movl	%ecx, %eax
0000000000001cbe	addq	$0x8, %rsp
0000000000001cc2	popq	%rbx
0000000000001cc3	popq	%rbp
0000000000001cc4	retq
_clock_settime:
0000000000001cc5	pushq	%rbp
0000000000001cc6	movq	%rsp, %rbp
0000000000001cc9	subq	$0x10, %rsp
0000000000001ccd	testl	%edi, %edi
0000000000001ccf	je	0x1ce3
0000000000001cd1	callq	0x8220a
0000000000001cd6	movl	$0x16, (%rax)
0000000000001cdc	movl	$0xffffffff, %eax
0000000000001ce1	jmp	0x1d10
0000000000001ce3	movq	(%rsi), %rax
0000000000001ce6	leaq	-0x10(%rbp), %rdi
0000000000001cea	movq	%rax, (%rdi)
0000000000001ced	movq	0x8(%rsi), %rax
0000000000001cf1	shrq	$0x3, %rax
0000000000001cf5	movabsq	$0x20c49ba5e353f7cf, %rcx
0000000000001cff	mulq	%rcx
0000000000001d02	shrq	$0x4, %rdx
0000000000001d06	movl	%edx, 0x8(%rdi)
0000000000001d09	xorl	%esi, %esi
0000000000001d0b	callq	0x10fb7
0000000000001d10	addq	$0x10, %rsp
0000000000001d14	popq	%rbp
0000000000001d15	retq
__boottime_fallback_usec:
0000000000001d16	pushq	%rbp
0000000000001d17	movq	%rsp, %rbp
0000000000001d1a	pushq	%rbx
0000000000001d1b	subq	$0x18, %rsp
0000000000001d1f	leaq	-0x20(%rbp), %rdx
0000000000001d23	movq	$0x10, (%rdx)
0000000000001d2a	leaq	0x837bf(%rip), %rdi
0000000000001d31	xorl	%ebx, %ebx
0000000000001d33	leaq	-0x18(%rbp), %rsi
0000000000001d37	xorl	%ecx, %ecx
0000000000001d39	xorl	%r8d, %r8d
0000000000001d3c	callq	0x2e4dc
0000000000001d41	cmpl	$-0x1, %eax
0000000000001d44	je	0x1d55
0000000000001d46	imulq	$0xf4240, -0x18(%rbp), %rax
0000000000001d4e	movslq	-0x10(%rbp), %rbx
0000000000001d52	addq	%rax, %rbx
0000000000001d55	movq	%rbx, %rax
0000000000001d58	addq	$0x18, %rsp
0000000000001d5c	popq	%rbx
0000000000001d5d	popq	%rbp
0000000000001d5e	retq