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[dev.cc] runtime, syscall: add names to FP offsets in freebsd, netbsd arm assembly

Makes them compatible with the new asm.
Applied mechanically from vet diagnostics.

Manual edits: the names for arguments in time·now(SB) in runtime/sys_*_arm.s.

Change-Id: Ib295390d9509d306afc67714e3f50dc832256625
Reviewed-on: https://go-review.googlesource.com/5576
Run-TryBot: Russ Cox <rsc@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
Russ Cox 2015-02-23 10:56:10 -05:00
parent 53d4123fbc
commit c72a21189b
4 changed files with 216 additions and 216 deletions

View File

@ -40,10 +40,10 @@
#define SYS_mmap (SYS_BASE + 477)
TEXT runtime·sys_umtx_op(SB),NOSPLIT,$0
MOVW 0(FP), R0
MOVW 4(FP), R1
MOVW 8(FP), R2
MOVW 12(FP), R3
MOVW addr+0(FP), R0
MOVW mode+4(FP), R1
MOVW val+8(FP), R2
MOVW ptr2+12(FP), R3
ADD $20, R13 // arg 5 is passed on stack
MOVW $SYS__umtx_op, R7
SWI $0
@ -53,8 +53,8 @@ TEXT runtime·sys_umtx_op(SB),NOSPLIT,$0
RET
TEXT runtime·thr_new(SB),NOSPLIT,$0
MOVW 0(FP), R0
MOVW 4(FP), R1
MOVW param+0(FP), R0
MOVW size+4(FP), R1
MOVW $SYS_thr_new, R7
SWI $0
RET
@ -72,7 +72,7 @@ TEXT runtime·thr_start(SB),NOSPLIT,$0
// Exit the entire program (like C exit)
TEXT runtime·exit(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 exit status
MOVW code+0(FP), R0 // arg 1 exit status
MOVW $SYS_exit, R7
SWI $0
MOVW.CS $0, R8 // crash on syscall failure
@ -80,7 +80,7 @@ TEXT runtime·exit(SB),NOSPLIT,$-8
RET
TEXT runtime·exit1(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 exit status
MOVW code+0(FP), R0 // arg 1 exit status
MOVW $SYS_thr_exit, R7
SWI $0
MOVW.CS $0, R8 // crash on syscall failure
@ -88,42 +88,42 @@ TEXT runtime·exit1(SB),NOSPLIT,$-8
RET
TEXT runtime·open(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 name
MOVW 4(FP), R1 // arg 2 mode
MOVW 8(FP), R2 // arg 3 perm
MOVW name+0(FP), R0 // arg 1 name
MOVW mode+4(FP), R1 // arg 2 mode
MOVW perm+8(FP), R2 // arg 3 perm
MOVW $SYS_open, R7
SWI $0
MOVW R0, ret+12(FP)
RET
TEXT runtime·read(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 fd
MOVW 4(FP), R1 // arg 2 buf
MOVW 8(FP), R2 // arg 3 count
MOVW fd+0(FP), R0 // arg 1 fd
MOVW p+4(FP), R1 // arg 2 buf
MOVW n+8(FP), R2 // arg 3 count
MOVW $SYS_read, R7
SWI $0
MOVW R0, ret+12(FP)
RET
TEXT runtime·write(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 fd
MOVW 4(FP), R1 // arg 2 buf
MOVW 8(FP), R2 // arg 3 count
MOVW fd+0(FP), R0 // arg 1 fd
MOVW p+4(FP), R1 // arg 2 buf
MOVW n+8(FP), R2 // arg 3 count
MOVW $SYS_write, R7
SWI $0
MOVW R0, ret+12(FP)
RET
TEXT runtime·close(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 fd
MOVW fd+0(FP), R0 // arg 1 fd
MOVW $SYS_close, R7
SWI $0
MOVW R0, ret+4(FP)
RET
TEXT runtime·getrlimit(SB),NOSPLIT,$-8
MOVW 0(FP), R0
MOVW 4(FP), R1
MOVW kind+0(FP), R0
MOVW limit+4(FP), R1
MOVW $SYS_getrlimit, R7
SWI $0
MOVW R0, ret+8(FP)
@ -142,9 +142,9 @@ TEXT runtime·raise(SB),NOSPLIT,$8
RET
TEXT runtime·setitimer(SB), NOSPLIT, $-8
MOVW 0(FP), R0
MOVW 4(FP), R1
MOVW 8(FP), R2
MOVW mode+0(FP), R0
MOVW new+4(FP), R1
MOVW old+8(FP), R2
MOVW $SYS_setitimer, R7
SWI $0
RET
@ -160,9 +160,9 @@ TEXT time·now(SB), NOSPLIT, $32
MOVW 12(R13), R1 // sec.high
MOVW 16(R13), R2 // nsec
MOVW R0, 0(FP)
MOVW R1, 4(FP)
MOVW R2, 8(FP)
MOVW R0, sec_lo+0(FP)
MOVW R1, sec_hi+4(FP)
MOVW R2, nsec+8(FP)
RET
// int64 nanotime(void) so really
@ -190,9 +190,9 @@ TEXT runtime·nanotime(SB), NOSPLIT, $32
RET
TEXT runtime·sigaction(SB),NOSPLIT,$-8
MOVW 0(FP), R0 // arg 1 sig
MOVW 4(FP), R1 // arg 2 act
MOVW 8(FP), R2 // arg 3 oact
MOVW sig+0(FP), R0 // arg 1 sig
MOVW new+4(FP), R1 // arg 2 act
MOVW old+8(FP), R2 // arg 3 oact
MOVW $SYS_sigaction, R7
SWI $0
MOVW.CS $0, R8 // crash on syscall failure
@ -235,15 +235,15 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$24
RET
TEXT runtime·mmap(SB),NOSPLIT,$16
MOVW 0(FP), R0 // arg 1 addr
MOVW 4(FP), R1 // arg 2 len
MOVW 8(FP), R2 // arg 3 prot
MOVW 12(FP), R3 // arg 4 flags
MOVW addr+0(FP), R0 // arg 1 addr
MOVW n+4(FP), R1 // arg 2 len
MOVW prot+8(FP), R2 // arg 3 prot
MOVW flags+12(FP), R3 // arg 4 flags
// arg 5 (fid) and arg6 (offset_lo, offset_hi) are passed on stack
// note the C runtime only passes the 32-bit offset_lo to us
MOVW 16(FP), R4 // arg 5
MOVW fd+16(FP), R4 // arg 5
MOVW R4, 4(R13)
MOVW 20(FP), R5 // arg 6 lower 32-bit
MOVW off+20(FP), R5 // arg 6 lower 32-bit
// the word at 8(R13) is skipped due to 64-bit argument alignment.
MOVW R5, 12(R13)
MOVW $0, R6 // higher 32-bit for arg 6
@ -257,8 +257,8 @@ TEXT runtime·mmap(SB),NOSPLIT,$16
RET
TEXT runtime·munmap(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 addr
MOVW 4(FP), R1 // arg 2 len
MOVW addr+0(FP), R0 // arg 1 addr
MOVW n+4(FP), R1 // arg 2 len
MOVW $SYS_munmap, R7
SWI $0
MOVW.CS $0, R8 // crash on syscall failure
@ -266,9 +266,9 @@ TEXT runtime·munmap(SB),NOSPLIT,$0
RET
TEXT runtime·madvise(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 addr
MOVW 4(FP), R1 // arg 2 len
MOVW 8(FP), R2 // arg 3 flags
MOVW addr+0(FP), R0 // arg 1 addr
MOVW n+4(FP), R1 // arg 2 len
MOVW flags+8(FP), R2 // arg 3 flags
MOVW $SYS_madvise, R7
SWI $0
// ignore failure - maybe pages are locked
@ -304,10 +304,10 @@ TEXT runtime·usleep(SB),NOSPLIT,$16
RET
TEXT runtime·sysctl(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 - name
MOVW 4(FP), R1 // arg 2 - namelen
MOVW 8(FP), R2 // arg 3 - old
MOVW 12(FP), R3 // arg 4 - oldlenp
MOVW mib+0(FP), R0 // arg 1 - name
MOVW miblen+4(FP), R1 // arg 2 - namelen
MOVW out+8(FP), R2 // arg 3 - old
MOVW size+12(FP), R3 // arg 4 - oldlenp
// arg 5 (newp) and arg 6 (newlen) are passed on stack
ADD $20, R13
MOVW $SYS___sysctl, R7
@ -324,8 +324,8 @@ TEXT runtime·osyield(SB),NOSPLIT,$-4
TEXT runtime·sigprocmask(SB),NOSPLIT,$0
MOVW $3, R0 // arg 1 - how (SIG_SETMASK)
MOVW 0(FP), R1 // arg 2 - set
MOVW 4(FP), R2 // arg 3 - oset
MOVW new+0(FP), R1 // arg 2 - set
MOVW old+4(FP), R2 // arg 3 - oset
MOVW $SYS_sigprocmask, R7
SWI $0
MOVW.CS $0, R8 // crash on syscall failure
@ -342,10 +342,10 @@ TEXT runtime·kqueue(SB),NOSPLIT,$0
// int32 runtime·kevent(int kq, Kevent *changelist, int nchanges, Kevent *eventlist, int nevents, Timespec *timeout)
TEXT runtime·kevent(SB),NOSPLIT,$0
MOVW 0(FP), R0 // kq
MOVW 4(FP), R1 // changelist
MOVW 8(FP), R2 // nchanges
MOVW 12(FP), R3 // eventlist
MOVW kq+0(FP), R0 // kq
MOVW ch+4(FP), R1 // changelist
MOVW nch+8(FP), R2 // nchanges
MOVW ev+12(FP), R3 // eventlist
ADD $20, R13 // pass arg 5 and 6 on stack
MOVW $SYS_kevent, R7
SWI $0
@ -356,7 +356,7 @@ TEXT runtime·kevent(SB),NOSPLIT,$0
// void runtime·closeonexec(int32 fd)
TEXT runtime·closeonexec(SB),NOSPLIT,$0
MOVW 0(FP), R0 // fd
MOVW fd+0(FP), R0 // fd
MOVW $2, R1 // F_SETFD
MOVW $1, R2 // FD_CLOEXEC
MOVW $SYS_fcntl, R7

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@ -12,7 +12,7 @@
// Exit the entire program (like C exit)
TEXT runtime·exit(SB),NOSPLIT,$-4
MOVW 0(FP), R0 // arg 1 exit status
MOVW code+0(FP), R0 // arg 1 exit status
SWI $0xa00001
MOVW.CS $0, R8 // crash on syscall failure
MOVW.CS R8, (R8)
@ -25,31 +25,31 @@ TEXT runtime·exit1(SB),NOSPLIT,$-4
RET
TEXT runtime·open(SB),NOSPLIT,$-8
MOVW 0(FP), R0
MOVW 4(FP), R1
MOVW 8(FP), R2
MOVW name+0(FP), R0
MOVW mode+4(FP), R1
MOVW perm+8(FP), R2
SWI $0xa00005
MOVW R0, ret+12(FP)
RET
TEXT runtime·close(SB),NOSPLIT,$-8
MOVW 0(FP), R0
MOVW fd+0(FP), R0
SWI $0xa00006
MOVW R0, ret+4(FP)
RET
TEXT runtime·read(SB),NOSPLIT,$-8
MOVW 0(FP), R0
MOVW 4(FP), R1
MOVW 8(FP), R2
MOVW fd+0(FP), R0
MOVW p+4(FP), R1
MOVW n+8(FP), R2
SWI $0xa00003
MOVW R0, ret+12(FP)
RET
TEXT runtime·write(SB),NOSPLIT,$-4
MOVW 0(FP), R0 // arg 1 - fd
MOVW 4(FP), R1 // arg 2 - buf
MOVW 8(FP), R2 // arg 3 - nbyte
MOVW fd+0(FP), R0 // arg 1 - fd
MOVW p+4(FP), R1 // arg 2 - buf
MOVW n+8(FP), R2 // arg 3 - nbyte
SWI $0xa00004 // sys_write
MOVW R0, ret+12(FP)
RET
@ -68,17 +68,17 @@ TEXT runtime·osyield(SB),NOSPLIT,$0
RET
TEXT runtime·lwp_park(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 - abstime
MOVW 4(FP), R1 // arg 2 - unpark
MOVW 8(FP), R2 // arg 3 - hint
MOVW 12(FP), R3 // arg 4 - unparkhint
MOVW abstime+0(FP), R0 // arg 1 - abstime
MOVW unpark+4(FP), R1 // arg 2 - unpark
MOVW hint+8(FP), R2 // arg 3 - hint
MOVW unparkhint+12(FP), R3 // arg 4 - unparkhint
SWI $0xa001b2 // sys__lwp_park
MOVW R0, ret+16(FP)
RET
TEXT runtime·lwp_unpark(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 - lwp
MOVW 4(FP), R1 // arg 2 - hint
MOVW lwp+0(FP), R0 // arg 1 - lwp
MOVW hint+4(FP), R1 // arg 2 - hint
SWI $0xa00141 // sys__lwp_unpark
MOVW R0, ret+8(FP)
RET
@ -124,9 +124,9 @@ TEXT runtime·raise(SB),NOSPLIT,$16
RET
TEXT runtime·setitimer(SB),NOSPLIT,$-4
MOVW 0(FP), R0 // arg 1 - which
MOVW 4(FP), R1 // arg 2 - itv
MOVW 8(FP), R2 // arg 3 - oitv
MOVW mode+0(FP), R0 // arg 1 - which
MOVW new+4(FP), R1 // arg 2 - itv
MOVW old+8(FP), R2 // arg 3 - oitv
SWI $0xa001a9 // sys_setitimer
RET
@ -140,9 +140,9 @@ TEXT time·now(SB), NOSPLIT, $32
MOVW 12(R13), R1 // sec.high
MOVW 16(R13), R2 // nsec
MOVW R0, 0(FP)
MOVW R1, 4(FP)
MOVW R2, 8(FP)
MOVW R0, sec_lo+0(FP)
MOVW R1, sec_hi+4(FP)
MOVW R2, nsec+8(FP)
RET
// int64 nanotime(void) so really
@ -167,16 +167,16 @@ TEXT runtime·nanotime(SB), NOSPLIT, $32
RET
TEXT runtime·getcontext(SB),NOSPLIT,$-4
MOVW 0(FP), R0 // arg 1 - context
MOVW ctxt+0(FP), R0 // arg 1 - context
SWI $0xa00133 // sys_getcontext
MOVW.CS $0, R8 // crash on syscall failure
MOVW.CS R8, (R8)
RET
TEXT runtime·sigprocmask(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 - how
MOVW 4(FP), R1 // arg 2 - set
MOVW 8(FP), R2 // arg 3 - oset
MOVW mode+0(FP), R0 // arg 1 - how
MOVW new+4(FP), R1 // arg 2 - set
MOVW old+8(FP), R2 // arg 3 - oset
SWI $0xa00125 // sys_sigprocmask
MOVW.CS $0, R8 // crash on syscall failure
MOVW.CS R8, (R8)
@ -193,9 +193,9 @@ TEXT runtime·sigreturn_tramp(SB),NOSPLIT,$-4
B -2(PC) // continue exit
TEXT runtime·sigaction(SB),NOSPLIT,$4
MOVW 0(FP), R0 // arg 1 - signum
MOVW 4(FP), R1 // arg 2 - nsa
MOVW 8(FP), R2 // arg 3 - osa
MOVW sig+0(FP), R0 // arg 1 - signum
MOVW new+4(FP), R1 // arg 2 - nsa
MOVW old+8(FP), R2 // arg 3 - osa
MOVW $runtime·sigreturn_tramp(SB), R3 // arg 4 - tramp
MOVW $2, R4 // arg 5 - vers
MOVW R4, 4(R13)
@ -242,15 +242,15 @@ TEXT runtime·sigtramp(SB),NOSPLIT,$24
RET
TEXT runtime·mmap(SB),NOSPLIT,$12
MOVW 0(FP), R0 // arg 1 - addr
MOVW 4(FP), R1 // arg 2 - len
MOVW 8(FP), R2 // arg 3 - prot
MOVW 12(FP), R3 // arg 4 - flags
MOVW addr+0(FP), R0 // arg 1 - addr
MOVW n+4(FP), R1 // arg 2 - len
MOVW prot+8(FP), R2 // arg 3 - prot
MOVW flags+12(FP), R3 // arg 4 - flags
// arg 5 (fid) and arg6 (offset_lo, offset_hi) are passed on stack
// note the C runtime only passes the 32-bit offset_lo to us
MOVW 16(FP), R4 // arg 5
MOVW fd+16(FP), R4 // arg 5
MOVW R4, 4(R13)
MOVW 20(FP), R5 // arg 6 lower 32-bit
MOVW off+20(FP), R5 // arg 6 lower 32-bit
MOVW R5, 8(R13)
MOVW $0, R6 // higher 32-bit for arg 6
MOVW R6, 12(R13)
@ -261,37 +261,37 @@ TEXT runtime·mmap(SB),NOSPLIT,$12
RET
TEXT runtime·munmap(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 - addr
MOVW 4(FP), R1 // arg 2 - len
MOVW addr+0(FP), R0 // arg 1 - addr
MOVW n+4(FP), R1 // arg 2 - len
SWI $0xa00049 // sys_munmap
MOVW.CS $0, R8 // crash on syscall failure
MOVW.CS R8, (R8)
RET
TEXT runtime·madvise(SB),NOSPLIT,$0
MOVW 0(FP), R0 // arg 1 - addr
MOVW 4(FP), R1 // arg 2 - len
MOVW 8(FP), R2 // arg 3 - behav
MOVW addr+0(FP), R0 // arg 1 - addr
MOVW n+4(FP), R1 // arg 2 - len
MOVW flags+8(FP), R2 // arg 3 - behav
SWI $0xa0004b // sys_madvise
// ignore failure - maybe pages are locked
RET
TEXT runtime·sigaltstack(SB),NOSPLIT,$-4
MOVW 0(FP), R0 // arg 1 - nss
MOVW 4(FP), R1 // arg 2 - oss
MOVW new+0(FP), R0 // arg 1 - nss
MOVW old+4(FP), R1 // arg 2 - oss
SWI $0xa00119 // sys___sigaltstack14
MOVW.CS $0, R8 // crash on syscall failure
MOVW.CS R8, (R8)
RET
TEXT runtime·sysctl(SB),NOSPLIT,$8
MOVW 0(FP), R0 // arg 1 - name
MOVW 4(FP), R1 // arg 2 - namelen
MOVW 8(FP), R2 // arg 3 - oldp
MOVW 12(FP), R3 // arg 4 - oldlenp
MOVW 16(FP), R4 // arg 5 - newp
MOVW mib+0(FP), R0 // arg 1 - name
MOVW miblen+4(FP), R1 // arg 2 - namelen
MOVW out+8(FP), R2 // arg 3 - oldp
MOVW size+12(FP), R3 // arg 4 - oldlenp
MOVW dst+16(FP), R4 // arg 5 - newp
MOVW R4, 4(R13)
MOVW 20(FP), R4 // arg 6 - newlen
MOVW ndst+20(FP), R4 // arg 6 - newlen
MOVW R4, 8(R13)
ADD $4, R13 // pass arg 5 and 6 on stack
SWI $0xa000ca // sys___sysctl
@ -308,13 +308,13 @@ TEXT runtime·kqueue(SB),NOSPLIT,$0
// int32 runtime·kevent(int kq, Kevent *changelist, int nchanges, Kevent *eventlist, int nevents, Timespec *timeout)
TEXT runtime·kevent(SB),NOSPLIT,$8
MOVW 0(FP), R0 // kq
MOVW 4(FP), R1 // changelist
MOVW 8(FP), R2 // nchanges
MOVW 12(FP), R3 // eventlist
MOVW 16(FP), R4 // nevents
MOVW kq+0(FP), R0 // kq
MOVW ch+4(FP), R1 // changelist
MOVW nch+8(FP), R2 // nchanges
MOVW ev+12(FP), R3 // eventlist
MOVW nev+16(FP), R4 // nevents
MOVW R4, 4(R13)
MOVW 20(FP), R4 // timeout
MOVW ts+20(FP), R4 // timeout
MOVW R4, 8(R13)
ADD $4, R13 // pass arg 5 and 6 on stack
SWI $0xa001b3 // sys___kevent50
@ -325,7 +325,7 @@ TEXT runtime·kevent(SB),NOSPLIT,$8
// void runtime·closeonexec(int32 fd)
TEXT runtime·closeonexec(SB),NOSPLIT,$0
MOVW 0(FP), R0 // fd
MOVW fd+0(FP), R0 // fd
MOVW $2, R1 // F_SETFD
MOVW $1, R2 // FD_CLOEXEC
SWI $0xa0005c // sys_fcntl

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@ -15,116 +15,116 @@
TEXT ·Syscall(SB),NOSPLIT,$0-28
BL runtime·entersyscall(SB)
MOVW 0(FP), R7 // syscall number
MOVW 4(FP), R0 // a1
MOVW 8(FP), R1 // a2
MOVW 12(FP), R2 // a3
MOVW trap+0(FP), R7 // syscall number
MOVW a1+4(FP), R0 // a1
MOVW a2+8(FP), R1 // a2
MOVW a3+12(FP), R2 // a3
SWI $0 // syscall
MOVW $0, R2
BCS error
MOVW R0, 16(FP) // r1
MOVW R1, 20(FP) // r2
MOVW R2, 24(FP) // errno
MOVW R0, r1+16(FP) // r1
MOVW R1, r2+20(FP) // r2
MOVW R2, err+24(FP) // errno
BL runtime·exitsyscall(SB)
RET
error:
MOVW $-1, R3
MOVW R3, 16(FP) // r1
MOVW R2, 20(FP) // r2
MOVW R0, 24(FP) // errno
MOVW R3, r1+16(FP) // r1
MOVW R2, r2+20(FP) // r2
MOVW R0, err+24(FP) // errno
BL runtime·exitsyscall(SB)
RET
TEXT ·Syscall6(SB),NOSPLIT,$0-40
BL runtime·entersyscall(SB)
MOVW 0(FP), R7 // syscall number
MOVW 4(FP), R0 // a1
MOVW 8(FP), R1 // a2
MOVW 12(FP), R2 // a3
MOVW 16(FP), R3 // a4
MOVW trap+0(FP), R7 // syscall number
MOVW a1+4(FP), R0 // a1
MOVW a2+8(FP), R1 // a2
MOVW a3+12(FP), R2 // a3
MOVW a4+16(FP), R3 // a4
MOVW R13, R4
MOVW $20(FP), R13 // a5 to a6 are passed on stack
MOVW $a5+20(FP), R13 // a5 to a6 are passed on stack
SWI $0 // syscall
MOVW R4, R13
MOVW $0, R2
BCS error6
MOVW R0, 28(FP) // r1
MOVW R1, 32(FP) // r2
MOVW R2, 36(FP) // errno
MOVW R0, r1+28(FP) // r1
MOVW R1, r2+32(FP) // r2
MOVW R2, err+36(FP) // errno
BL runtime·exitsyscall(SB)
RET
error6:
MOVW $-1, R3
MOVW R3, 28(FP) // r1
MOVW R2, 32(FP) // r2
MOVW R0, 36(FP) // errno
MOVW R3, r1+28(FP) // r1
MOVW R2, r2+32(FP) // r2
MOVW R0, err+36(FP) // errno
BL runtime·exitsyscall(SB)
RET
TEXT ·Syscall9(SB),NOSPLIT,$0-52
BL runtime·entersyscall(SB)
MOVW 0(FP), R7 // syscall number
MOVW 4(FP), R0 // a1
MOVW 8(FP), R1 // a2
MOVW 12(FP), R2 // a3
MOVW 16(FP), R3 // a4
MOVW num+0(FP), R7 // syscall number
MOVW a1+4(FP), R0 // a1
MOVW a2+8(FP), R1 // a2
MOVW a3+12(FP), R2 // a3
MOVW a4+16(FP), R3 // a4
MOVW R13, R4
MOVW $20(FP), R13 // a5 to a9 are passed on stack
MOVW $a5+20(FP), R13 // a5 to a9 are passed on stack
SWI $0 // syscall
MOVW R4, R13
MOVW $0, R2
BCS error9
MOVW R0, 40(FP) // r1
MOVW R1, 44(FP) // r2
MOVW R2, 48(FP) // errno
MOVW R0, r1+40(FP) // r1
MOVW R1, r2+44(FP) // r2
MOVW R2, err+48(FP) // errno
BL runtime·exitsyscall(SB)
RET
error9:
MOVW $-1, R3
MOVW R3, 40(FP) // r1
MOVW R2, 44(FP) // r2
MOVW R0, 48(FP) // errno
MOVW R3, r1+40(FP) // r1
MOVW R2, r2+44(FP) // r2
MOVW R0, err+48(FP) // errno
BL runtime·exitsyscall(SB)
RET
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
MOVW 0(FP), R7 // syscall number
MOVW 4(FP), R0 // a1
MOVW 8(FP), R1 // a2
MOVW 12(FP), R2 // a3
MOVW trap+0(FP), R7 // syscall number
MOVW a1+4(FP), R0 // a1
MOVW a2+8(FP), R1 // a2
MOVW a3+12(FP), R2 // a3
SWI $0 // syscall
MOVW $0, R2
BCS errorr
MOVW R0, 16(FP) // r1
MOVW R1, 20(FP) // r2
MOVW R2, 24(FP) // errno
MOVW R0, r1+16(FP) // r1
MOVW R1, r2+20(FP) // r2
MOVW R2, err+24(FP) // errno
RET
errorr:
MOVW $-1, R3
MOVW R3, 16(FP) // r1
MOVW R2, 20(FP) // r2
MOVW R0, 24(FP) // errno
MOVW R3, r1+16(FP) // r1
MOVW R2, r2+20(FP) // r2
MOVW R0, err+24(FP) // errno
RET
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
MOVW 0(FP), R7 // syscall number
MOVW 4(FP), R0 // a1
MOVW 8(FP), R1 // a2
MOVW 12(FP), R2 // a3
MOVW 16(FP), R3 // a4
MOVW trap+0(FP), R7 // syscall number
MOVW a1+4(FP), R0 // a1
MOVW a2+8(FP), R1 // a2
MOVW a3+12(FP), R2 // a3
MOVW a4+16(FP), R3 // a4
MOVW R13, R4
MOVW $20(FP), R13 // a5 to a6 are passed on stack
MOVW $a5+20(FP), R13 // a5 to a6 are passed on stack
SWI $0 // syscall
MOVW R4, R13
MOVW $0, R2
BCS errorr6
MOVW R0, 28(FP) // r1
MOVW R1, 32(FP) // r2
MOVW R2, 36(FP) // errno
MOVW R0, r1+28(FP) // r1
MOVW R1, r2+32(FP) // r2
MOVW R2, err+36(FP) // errno
RET
errorr6:
MOVW $-1, R3
MOVW R3, 28(FP) // r1
MOVW R2, 32(FP) // r2
MOVW R0, 36(FP) // errno
MOVW R3, r1+28(FP) // r1
MOVW R2, r2+32(FP) // r2
MOVW R0, err+36(FP) // errno
RET

View File

@ -15,113 +15,113 @@
TEXT ·Syscall(SB),NOSPLIT,$0-28
BL runtime·entersyscall(SB)
MOVW 0(FP), R0 // sigcall num
MOVW 4(FP), R1 // a1
MOVW 8(FP), R2 // a2
MOVW 12(FP), R3 // a3
MOVW trap+0(FP), R0 // sigcall num
MOVW a1+4(FP), R1 // a1
MOVW a2+8(FP), R2 // a2
MOVW a3+12(FP), R3 // a3
SWI $0 // syscall
MOVW $0, R2
BCS error
MOVW R0, 16(FP) // r1
MOVW R1, 20(FP) // r2
MOVW R2, 24(FP) // err
MOVW R0, r1+16(FP) // r1
MOVW R1, r2+20(FP) // r2
MOVW R2, err+24(FP) // err
BL runtime·exitsyscall(SB)
RET
error:
MOVW $-1, R3
MOVW R3, 16(FP) // r1
MOVW R2, 20(FP) // r2
MOVW R0, 24(FP) // err
MOVW R3, r1+16(FP) // r1
MOVW R2, r2+20(FP) // r2
MOVW R0, err+24(FP) // err
BL runtime·exitsyscall(SB)
RET
TEXT ·Syscall6(SB),NOSPLIT,$0-40
BL runtime·entersyscall(SB)
MOVW 0(FP), R0 // sigcall num
MOVW 4(FP), R1 // a1
MOVW 8(FP), R2 // a2
MOVW 12(FP), R3 // a3
MOVW trap+0(FP), R0 // sigcall num
MOVW a1+4(FP), R1 // a1
MOVW a2+8(FP), R2 // a2
MOVW a3+12(FP), R3 // a3
MOVW R13, R4
MOVW $16(FP), R13 // a4 to a6 are passed on stack
MOVW $a4+16(FP), R13 // a4 to a6 are passed on stack
SWI $0 // syscall
MOVW R4, R13
MOVW $0, R2
BCS error6
MOVW R0, 28(FP) // r1
MOVW R1, 32(FP) // r2
MOVW R2, 36(FP) // err
MOVW R0, r1+28(FP) // r1
MOVW R1, r2+32(FP) // r2
MOVW R2, err+36(FP) // err
BL runtime·exitsyscall(SB)
RET
error6:
MOVW $-1, R3
MOVW R3, 28(FP) // r1
MOVW R2, 32(FP) // r2
MOVW R0, 36(FP) // err
MOVW R3, r1+28(FP) // r1
MOVW R2, r2+32(FP) // r2
MOVW R0, err+36(FP) // err
BL runtime·exitsyscall(SB)
RET
TEXT ·Syscall9(SB),NOSPLIT,$0-52
BL runtime·entersyscall(SB)
MOVW 0(FP), R0 // sigcall num
MOVW 4(FP), R1 // a1
MOVW 8(FP), R2 // a2
MOVW 12(FP), R3 // a3
MOVW trap+0(FP), R0 // sigcall num
MOVW a1+4(FP), R1 // a1
MOVW a2+8(FP), R2 // a2
MOVW a3+12(FP), R3 // a3
MOVW R13, R4
MOVW $16(FP), R13 // a4 to a9 are passed on stack
MOVW $a4+16(FP), R13 // a4 to a9 are passed on stack
SWI $0 // syscall
MOVW R4, R13
MOVW $0, R2
BCS error9
MOVW R0, 40(FP) // r1
MOVW R1, 44(FP) // r2
MOVW R2, 48(FP) // err
MOVW R0, r1+40(FP) // r1
MOVW R1, r2+44(FP) // r2
MOVW R2, err+48(FP) // err
BL runtime·exitsyscall(SB)
RET
error9:
MOVW $-1, R3
MOVW R3, 40(FP) // r1
MOVW R2, 44(FP) // r2
MOVW R0, 48(FP) // err
MOVW R3, r1+40(FP) // r1
MOVW R2, r2+44(FP) // r2
MOVW R0, err+48(FP) // err
BL runtime·exitsyscall(SB)
RET
TEXT ·RawSyscall(SB),NOSPLIT,$0-28
MOVW 0(FP), R0 // sigcall num
MOVW 4(FP), R1 // a1
MOVW 8(FP), R2 // a2
MOVW 12(FP), R3 // a3
MOVW trap+0(FP), R0 // sigcall num
MOVW a1+4(FP), R1 // a1
MOVW a2+8(FP), R2 // a2
MOVW a3+12(FP), R3 // a3
SWI $0 // syscall
MOVW $0, R2
BCS errorr
MOVW R0, 16(FP) // r1
MOVW R1, 20(FP) // r2
MOVW R2, 24(FP) // err
MOVW R0, r1+16(FP) // r1
MOVW R1, r2+20(FP) // r2
MOVW R2, err+24(FP) // err
RET
errorr:
MOVW $-1, R3
MOVW R3, 16(FP) // r1
MOVW R2, 20(FP) // r2
MOVW R0, 24(FP) // err
MOVW R3, r1+16(FP) // r1
MOVW R2, r2+20(FP) // r2
MOVW R0, err+24(FP) // err
RET
TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
MOVW 0(FP), R0 // sigcall num
MOVW 4(FP), R1 // a1
MOVW 8(FP), R2 // a2
MOVW 12(FP), R3 // a3
MOVW trap+0(FP), R0 // sigcall num
MOVW a1+4(FP), R1 // a1
MOVW a2+8(FP), R2 // a2
MOVW a3+12(FP), R3 // a3
MOVW R13, R4
MOVW $16(FP), R13 // a4 to a9 are passed on stack
MOVW $a4+16(FP), R13 // a4 to a9 are passed on stack
SWI $0 // syscall
MOVW R4, R13
MOVW $0, R2
BCS errorr6
MOVW R0, 28(FP) // r1
MOVW R1, 32(FP) // r2
MOVW R2, 36(FP) // err
MOVW R0, r1+28(FP) // r1
MOVW R1, r2+32(FP) // r2
MOVW R2, err+36(FP) // err
RET
errorr6:
MOVW $-1, R3
MOVW R3, 28(FP) // r1
MOVW R2, 32(FP) // r2
MOVW R0, 36(FP) // err
MOVW R3, r1+28(FP) // r1
MOVW R2, r2+32(FP) // r2
MOVW R0, err+36(FP) // err
RET