Differential D36302 Diff 109783 sys/i386/i386/copyout_fast.s

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sys/i386/i386/copyout_fast.s

Show First 20 Lines • Show All 87 Lines • ▼ Show 20 Lines	ENTRY(copyout_fast)

popl %edi		popl %edi
movl %edi,%cr3		movl %edi,%cr3

/* bcopy(%esi = PCPU(copyout_buf), %edi = udaddr, %ecx = len) */		/* bcopy(%esi = PCPU(copyout_buf), %edi = udaddr, %ecx = len) */
popl %ecx		popl %ecx
popl %edi		popl %edi
popl %esi		popl %esi
rep; movsb		pf_x1: rep; movsb

movl %ebx,%cr3		movl %ebx,%cr3
movl %eax,%esp		movl %eax,%esp
sti		sti

xorl %eax,%eax		xorl %eax,%eax
popl %ebx		popl %ebx
popl %edi		popl %edi
Show All 40 Lines	ENTRY(copyin_fast)
movl %esp,%eax		movl %esp,%eax
movl %esi,%esp		movl %esi,%esp
movl %edi,%cr3		movl %edi,%cr3

/* bcopy(%esi = udaddr, %edi = PCPU(copyout_buf), %ecx = len) */		/* bcopy(%esi = udaddr, %edi = PCPU(copyout_buf), %ecx = len) */
popl %ecx		popl %ecx
popl %edi		popl %edi
popl %esi		popl %esi
rep; movsb		pf_x2: rep; movsb

movl %ebx,%cr3		movl %ebx,%cr3

/* bcopy(%esi = PCPU(copyout_buf), %edi = kaddr, %ecx = len) */		/* bcopy(%esi = PCPU(copyout_buf), %edi = kaddr, %ecx = len) */
popl %ecx		popl %ecx
popl %edi		popl %edi
popl %esi		popl %esi
rep; movsb		rep; movsb
Show All 30 Lines	ENTRY(fueword_fast)
movl PCPU(CURPCB),%eax		movl PCPU(CURPCB),%eax
movl PCB_CR3(%eax),%eax		movl PCB_CR3(%eax),%eax
movl $fusufault,%edx		movl $fusufault,%edx
movl 16(%ebp),%ebx		movl 16(%ebp),%ebx
movl %esp,%esi		movl %esp,%esi
cli		cli
movl PCPU(TRAMPSTK),%esp		movl PCPU(TRAMPSTK),%esp
movl %eax,%cr3		movl %eax,%cr3
movl (%ecx),%eax		pf_x3: movl (%ecx),%eax
movl %ebx,%cr3		movl %ebx,%cr3
movl %esi,%esp		movl %esi,%esp
sti		sti
movl 12(%ebp),%edx		movl 12(%ebp),%edx
movl %eax,(%edx)		movl %eax,(%edx)
xorl %eax,%eax		xorl %eax,%eax
popl %edi		popl %edi
popl %esi		popl %esi
Show All 12 Lines	ENTRY(fuword16_fast)
movl PCPU(CURPCB),%eax		movl PCPU(CURPCB),%eax
movl PCB_CR3(%eax),%eax		movl PCB_CR3(%eax),%eax
movl $fusufault,%edx		movl $fusufault,%edx
movl 12(%ebp),%ebx		movl 12(%ebp),%ebx
movl %esp,%esi		movl %esp,%esi
cli		cli
movl PCPU(TRAMPSTK),%esp		movl PCPU(TRAMPSTK),%esp
movl %eax,%cr3		movl %eax,%cr3
movzwl (%ecx),%eax		pf_x4: movzwl (%ecx),%eax
movl %ebx,%cr3		movl %ebx,%cr3
movl %esi,%esp		movl %esi,%esp
sti		sti
popl %edi		popl %edi
popl %esi		popl %esi
popl %ebx		popl %ebx
leave		leave
ret		ret
Show All 9 Lines	ENTRY(fubyte_fast)
movl PCPU(CURPCB),%eax		movl PCPU(CURPCB),%eax
movl PCB_CR3(%eax),%eax		movl PCB_CR3(%eax),%eax
movl $fusufault,%edx		movl $fusufault,%edx
movl 12(%ebp),%ebx		movl 12(%ebp),%ebx
movl %esp,%esi		movl %esp,%esi
cli		cli
movl PCPU(TRAMPSTK),%esp		movl PCPU(TRAMPSTK),%esp
movl %eax,%cr3		movl %eax,%cr3
movzbl (%ecx),%eax		pf_x5: movzbl (%ecx),%eax
movl %ebx,%cr3		movl %ebx,%cr3
movl %esi,%esp		movl %esi,%esp
sti		sti
popl %edi		popl %edi
popl %esi		popl %esi
popl %ebx		popl %ebx
leave		leave
ret		ret
Show All 22 Lines	ENTRY(suword_fast)
movl $fusufault,%edx		movl $fusufault,%edx
movl 8(%ebp),%ecx /* to */		movl 8(%ebp),%ecx /* to */
movl 12(%ebp),%edi /* val */		movl 12(%ebp),%edi /* val */
movl 16(%ebp),%ebx		movl 16(%ebp),%ebx
movl %esp,%esi		movl %esp,%esi
cli		cli
movl PCPU(TRAMPSTK),%esp		movl PCPU(TRAMPSTK),%esp
movl %eax,%cr3		movl %eax,%cr3
movl %edi,(%ecx)		pf_x6: movl %edi,(%ecx)
movl %ebx,%cr3		movl %ebx,%cr3
movl %esi,%esp		movl %esi,%esp
sti		sti
xorl %eax,%eax		xorl %eax,%eax
popl %edi		popl %edi
popl %esi		popl %esi
popl %ebx		popl %ebx
leave		leave
Show All 11 Lines	ENTRY(suword16_fast)
movl $fusufault,%edx		movl $fusufault,%edx
movl 8(%ebp),%ecx /* to */		movl 8(%ebp),%ecx /* to */
movl 12(%ebp),%edi /* val */		movl 12(%ebp),%edi /* val */
movl 16(%ebp),%ebx		movl 16(%ebp),%ebx
movl %esp,%esi		movl %esp,%esi
cli		cli
movl PCPU(TRAMPSTK),%esp		movl PCPU(TRAMPSTK),%esp
movl %eax,%cr3		movl %eax,%cr3
movw %di,(%ecx)		pf_x7: movw %di,(%ecx)
movl %ebx,%cr3		movl %ebx,%cr3
movl %esi,%esp		movl %esi,%esp
sti		sti
xorl %eax,%eax		xorl %eax,%eax
popl %edi		popl %edi
popl %esi		popl %esi
popl %ebx		popl %ebx
leave		leave
Show All 12 Lines	ENTRY(subyte_fast)
movl 8(%ebp),%ecx /* to */		movl 8(%ebp),%ecx /* to */
movl 12(%ebp),%edi /* val */		movl 12(%ebp),%edi /* val */
movl 16(%ebp),%ebx		movl 16(%ebp),%ebx
movl %esp,%esi		movl %esp,%esi
cli		cli
movl PCPU(TRAMPSTK),%esp		movl PCPU(TRAMPSTK),%esp
movl %eax,%cr3		movl %eax,%cr3
movl %edi,%eax		movl %edi,%eax
movb %al,(%ecx)		pf_x8: movb %al,(%ecx)
movl %ebx,%cr3		movl %ebx,%cr3
movl %esi,%esp		movl %esi,%esp
sti		sti
xorl %eax,%eax		xorl %eax,%eax
popl %edi		popl %edi
popl %esi		popl %esi
popl %ebx		popl %ebx
leave		leave
ret		ret
END(subyte_fast)		END(subyte_fast)