mirror of
https://github.com/golang/go
synced 2024-11-19 13:04:45 -07:00
runtime: add symbols for Linux syscall numbers on 386/amd64
Matches other architectures by using names for syscalls instead of numbers directly. Fixes #20499. Change-Id: I63d606b0b1fe6fb517fd994a7542a3f38d80dd54 Reviewed-on: https://go-review.googlesource.com/44213 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Chris Ball
Ian Lance Taylor
parent
4641d78a59
commit
4d269ad175
@ -24,22 +24,58 @@
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//#define INVOKE_SYSCALL CALL 0x10(GS) // non-portable
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#define INVOKE_SYSCALL INT $0x80
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#define SYS_exit 1
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#define SYS_read 3
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#define SYS_write 4
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#define SYS_open 5
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#define SYS_close 6
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#define SYS_getpid 20
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#define SYS_access 33
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#define SYS_kill 37
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#define SYS_brk 45
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#define SYS_fcntl 55
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#define SYS_munmap 91
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#define SYS_socketcall 102
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#define SYS_setittimer 104
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#define SYS_clone 120
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#define SYS_sched_yield 158
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#define SYS_rt_sigreturn 173
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#define SYS_rt_sigaction 174
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#define SYS_rt_sigprocmask 175
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#define SYS_sigaltstack 186
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#define SYS_ugetrlimit 191
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#define SYS_mmap2 192
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#define SYS_mincore 218
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#define SYS_madvise 219
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#define SYS_gettid 224
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#define SYS_tkill 238
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#define SYS_futex 240
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#define SYS_sched_getaffinity 242
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#define SYS_set_thread_area 243
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#define SYS_exit_group 252
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#define SYS_epoll_create 254
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#define SYS_epoll_ctl 255
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#define SYS_epoll_wait 256
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#define SYS_clock_gettime 265
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#define SYS_pselect6 308
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#define SYS_epoll_create1 329
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TEXT runtime·exit(SB),NOSPLIT,$0
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MOVL $252, AX // syscall number
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MOVL $SYS_exit_group, AX
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MOVL code+0(FP), BX
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INVOKE_SYSCALL
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INT $3 // not reached
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RET
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TEXT runtime·exit1(SB),NOSPLIT,$0
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MOVL $1, AX // exit - exit the current os thread
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MOVL $SYS_exit, AX
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MOVL code+0(FP), BX
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INVOKE_SYSCALL
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INT $3 // not reached
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RET
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TEXT runtime·open(SB),NOSPLIT,$0
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MOVL $5, AX // syscall - open
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MOVL $SYS_open, AX
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MOVL name+0(FP), BX
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MOVL mode+4(FP), CX
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MOVL perm+8(FP), DX
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@ -51,7 +87,7 @@ TEXT runtime·open(SB),NOSPLIT,$0
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RET
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TEXT runtime·closefd(SB),NOSPLIT,$0
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MOVL $6, AX // syscall - close
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MOVL $SYS_close, AX
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MOVL fd+0(FP), BX
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INVOKE_SYSCALL
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CMPL AX, $0xfffff001
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@ -61,7 +97,7 @@ TEXT runtime·closefd(SB),NOSPLIT,$0
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RET
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TEXT runtime·write(SB),NOSPLIT,$0
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MOVL $4, AX // syscall - write
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MOVL $SYS_write, AX
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MOVL fd+0(FP), BX
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MOVL p+4(FP), CX
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MOVL n+8(FP), DX
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@ -73,7 +109,7 @@ TEXT runtime·write(SB),NOSPLIT,$0
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RET
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TEXT runtime·read(SB),NOSPLIT,$0
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MOVL $3, AX // syscall - read
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MOVL $SYS_read, AX
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MOVL fd+0(FP), BX
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MOVL p+4(FP), CX
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MOVL n+8(FP), DX
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@ -85,7 +121,7 @@ TEXT runtime·read(SB),NOSPLIT,$0
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RET
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TEXT runtime·getrlimit(SB),NOSPLIT,$0
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MOVL $191, AX // syscall - ugetrlimit
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MOVL $SYS_ugetrlimit, AX
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MOVL kind+0(FP), BX
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MOVL limit+4(FP), CX
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INVOKE_SYSCALL
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@ -103,7 +139,7 @@ TEXT runtime·usleep(SB),NOSPLIT,$8
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MOVL AX, 4(SP)
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// pselect6(0, 0, 0, 0, &ts, 0)
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MOVL $308, AX
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MOVL $SYS_pselect6, AX
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MOVL $0, BX
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MOVL $0, CX
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MOVL $0, DX
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@ -114,31 +150,31 @@ TEXT runtime·usleep(SB),NOSPLIT,$8
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RET
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TEXT runtime·gettid(SB),NOSPLIT,$0-4
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MOVL $224, AX // syscall - gettid
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MOVL $SYS_gettid, AX
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INVOKE_SYSCALL
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MOVL AX, ret+0(FP)
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RET
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TEXT runtime·raise(SB),NOSPLIT,$12
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MOVL $224, AX // syscall - gettid
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MOVL $SYS_gettid, AX
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INVOKE_SYSCALL
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MOVL AX, BX // arg 1 tid
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MOVL sig+0(FP), CX // arg 2 signal
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MOVL $238, AX // syscall - tkill
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MOVL $SYS_tkill, AX
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INVOKE_SYSCALL
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RET
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TEXT runtime·raiseproc(SB),NOSPLIT,$12
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MOVL $20, AX // syscall - getpid
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MOVL $SYS_getpid, AX
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INVOKE_SYSCALL
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MOVL AX, BX // arg 1 pid
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MOVL sig+0(FP), CX // arg 2 signal
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MOVL $37, AX // syscall - kill
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MOVL $SYS_kill, AX
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INVOKE_SYSCALL
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RET
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TEXT runtime·setitimer(SB),NOSPLIT,$0-12
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MOVL $104, AX // syscall - setitimer
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MOVL $SYS_setittimer, AX
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MOVL mode+0(FP), BX
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MOVL new+4(FP), CX
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MOVL old+8(FP), DX
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@ -146,7 +182,7 @@ TEXT runtime·setitimer(SB),NOSPLIT,$0-12
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RET
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TEXT runtime·mincore(SB),NOSPLIT,$0-16
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MOVL $218, AX // syscall - mincore
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MOVL $SYS_mincore, AX
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MOVL addr+0(FP), BX
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MOVL n+4(FP), CX
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MOVL dst+8(FP), DX
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@ -156,7 +192,7 @@ TEXT runtime·mincore(SB),NOSPLIT,$0-16
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// func walltime() (sec int64, nsec int32)
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TEXT runtime·walltime(SB), NOSPLIT, $32
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MOVL $265, AX // syscall - clock_gettime
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MOVL $SYS_clock_gettime, AX
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MOVL $0, BX // CLOCK_REALTIME
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LEAL 8(SP), CX
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MOVL $0, DX
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@ -173,7 +209,7 @@ TEXT runtime·walltime(SB), NOSPLIT, $32
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// int64 nanotime(void) so really
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// void nanotime(int64 *nsec)
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TEXT runtime·nanotime(SB), NOSPLIT, $32
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MOVL $265, AX // syscall - clock_gettime
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MOVL $SYS_clock_gettime, AX
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MOVL $1, BX // CLOCK_MONOTONIC
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LEAL 8(SP), CX
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MOVL $0, DX
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@ -193,7 +229,7 @@ TEXT runtime·nanotime(SB), NOSPLIT, $32
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RET
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TEXT runtime·rtsigprocmask(SB),NOSPLIT,$0
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MOVL $175, AX // syscall entry
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MOVL $SYS_rt_sigprocmask, AX
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MOVL how+0(FP), BX
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MOVL new+4(FP), CX
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MOVL old+8(FP), DX
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@ -205,7 +241,7 @@ TEXT runtime·rtsigprocmask(SB),NOSPLIT,$0
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RET
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TEXT runtime·rt_sigaction(SB),NOSPLIT,$0
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MOVL $174, AX // syscall - rt_sigaction
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MOVL $SYS_rt_sigaction, AX
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MOVL sig+0(FP), BX
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MOVL new+4(FP), CX
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MOVL old+8(FP), DX
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@ -258,7 +294,7 @@ TEXT runtime·cgoSigtramp(SB),NOSPLIT,$0
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JMP runtime·sigtramp(SB)
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TEXT runtime·sigreturn(SB),NOSPLIT,$0
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MOVL $173, AX // rt_sigreturn
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MOVL $SYS_rt_sigreturn, AX
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// Sigreturn expects same SP as signal handler,
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// so cannot CALL 0x10(GS) here.
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INT $0x80
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@ -266,7 +302,7 @@ TEXT runtime·sigreturn(SB),NOSPLIT,$0
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RET
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TEXT runtime·mmap(SB),NOSPLIT,$0
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MOVL $192, AX // mmap2
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MOVL $SYS_mmap2, AX
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MOVL addr+0(FP), BX
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MOVL n+4(FP), CX
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MOVL prot+8(FP), DX
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@ -283,7 +319,7 @@ TEXT runtime·mmap(SB),NOSPLIT,$0
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RET
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TEXT runtime·munmap(SB),NOSPLIT,$0
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MOVL $91, AX // munmap
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MOVL $SYS_munmap, AX
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MOVL addr+0(FP), BX
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MOVL n+4(FP), CX
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INVOKE_SYSCALL
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@ -293,7 +329,7 @@ TEXT runtime·munmap(SB),NOSPLIT,$0
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RET
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TEXT runtime·madvise(SB),NOSPLIT,$0
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MOVL $219, AX // madvise
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MOVL $SYS_madvise, AX
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MOVL addr+0(FP), BX
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MOVL n+4(FP), CX
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MOVL flags+8(FP), DX
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@ -304,7 +340,7 @@ TEXT runtime·madvise(SB),NOSPLIT,$0
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// int32 futex(int32 *uaddr, int32 op, int32 val,
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// struct timespec *timeout, int32 *uaddr2, int32 val2);
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TEXT runtime·futex(SB),NOSPLIT,$0
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MOVL $240, AX // futex
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MOVL $SYS_futex, AX
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MOVL addr+0(FP), BX
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MOVL op+4(FP), CX
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MOVL val+8(FP), DX
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@ -317,7 +353,7 @@ TEXT runtime·futex(SB),NOSPLIT,$0
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// int32 clone(int32 flags, void *stack, M *mp, G *gp, void (*fn)(void));
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TEXT runtime·clone(SB),NOSPLIT,$0
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MOVL $120, AX // clone
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MOVL $SYS_clone, AX
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MOVL flags+0(FP), BX
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MOVL stk+4(FP), CX
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MOVL $0, DX // parent tid ptr
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@ -351,7 +387,7 @@ TEXT runtime·clone(SB),NOSPLIT,$0
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INT $3
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// Initialize AX to Linux tid
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MOVL $224, AX
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MOVL $SYS_gettid, AX
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INVOKE_SYSCALL
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MOVL 0(SP), BX // m
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@ -400,7 +436,7 @@ nog:
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MOVL $0x1234, 0x1005
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TEXT runtime·sigaltstack(SB),NOSPLIT,$-8
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MOVL $186, AX // sigaltstack
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MOVL $SYS_sigaltstack, AX
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MOVL new+0(FP), BX
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MOVL old+4(FP), CX
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INVOKE_SYSCALL
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@ -483,7 +519,7 @@ TEXT runtime·setldt(SB),NOSPLIT,$32
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// call set_thread_area
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MOVL AX, BX // user_desc
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MOVL $243, AX // syscall - set_thread_area
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MOVL $SYS_set_thread_area, AX
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// We can't call this via 0x10(GS) because this is called from setldt0 to set that up.
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INT $0x80
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@ -509,12 +545,12 @@ TEXT runtime·setldt(SB),NOSPLIT,$32
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RET
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TEXT runtime·osyield(SB),NOSPLIT,$0
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MOVL $158, AX
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MOVL $SYS_sched_yield, AX
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INVOKE_SYSCALL
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RET
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TEXT runtime·sched_getaffinity(SB),NOSPLIT,$0
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MOVL $242, AX // syscall - sched_getaffinity
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MOVL $SYS_sched_getaffinity, AX
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MOVL pid+0(FP), BX
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MOVL len+4(FP), CX
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MOVL buf+8(FP), DX
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@ -524,7 +560,7 @@ TEXT runtime·sched_getaffinity(SB),NOSPLIT,$0
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// int32 runtime·epollcreate(int32 size);
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TEXT runtime·epollcreate(SB),NOSPLIT,$0
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MOVL $254, AX
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MOVL $SYS_epoll_create, AX
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MOVL size+0(FP), BX
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INVOKE_SYSCALL
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MOVL AX, ret+4(FP)
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@ -532,7 +568,7 @@ TEXT runtime·epollcreate(SB),NOSPLIT,$0
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// int32 runtime·epollcreate1(int32 flags);
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TEXT runtime·epollcreate1(SB),NOSPLIT,$0
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MOVL $329, AX
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MOVL $SYS_epoll_create1, AX
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MOVL flags+0(FP), BX
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INVOKE_SYSCALL
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MOVL AX, ret+4(FP)
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@ -540,7 +576,7 @@ TEXT runtime·epollcreate1(SB),NOSPLIT,$0
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// func epollctl(epfd, op, fd int32, ev *epollEvent) int
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TEXT runtime·epollctl(SB),NOSPLIT,$0
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MOVL $255, AX
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MOVL $SYS_epoll_ctl, AX
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MOVL epfd+0(FP), BX
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MOVL op+4(FP), CX
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MOVL fd+8(FP), DX
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@ -551,7 +587,7 @@ TEXT runtime·epollctl(SB),NOSPLIT,$0
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// int32 runtime·epollwait(int32 epfd, EpollEvent *ev, int32 nev, int32 timeout);
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TEXT runtime·epollwait(SB),NOSPLIT,$0
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MOVL $256, AX
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MOVL $SYS_epoll_wait, AX
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MOVL epfd+0(FP), BX
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MOVL ev+4(FP), CX
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MOVL nev+8(FP), DX
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@ -562,7 +598,7 @@ TEXT runtime·epollwait(SB),NOSPLIT,$0
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// void runtime·closeonexec(int32 fd);
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TEXT runtime·closeonexec(SB),NOSPLIT,$0
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MOVL $55, AX // fcntl
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MOVL $SYS_fcntl, AX
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MOVL fd+0(FP), BX // fd
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MOVL $2, CX // F_SETFD
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MOVL $1, DX // FD_CLOEXEC
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@ -571,7 +607,7 @@ TEXT runtime·closeonexec(SB),NOSPLIT,$0
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// int access(const char *name, int mode)
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TEXT runtime·access(SB),NOSPLIT,$0
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MOVL $33, AX // syscall - access
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MOVL $SYS_access, AX
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MOVL name+0(FP), BX
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MOVL mode+4(FP), CX
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INVOKE_SYSCALL
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@ -582,7 +618,7 @@ TEXT runtime·access(SB),NOSPLIT,$0
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TEXT runtime·connect(SB),NOSPLIT,$0-16
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// connect is implemented as socketcall(NR_socket, 3, *(rest of args))
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// stack already should have fd, addr, addrlen.
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MOVL $102, AX // syscall - socketcall
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MOVL $SYS_socketcall, AX
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MOVL $3, BX // connect
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LEAL fd+0(FP), CX
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INVOKE_SYSCALL
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@ -593,7 +629,7 @@ TEXT runtime·connect(SB),NOSPLIT,$0-16
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TEXT runtime·socket(SB),NOSPLIT,$0-16
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// socket is implemented as socketcall(NR_socket, 1, *(rest of args))
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// stack already should have domain, type, protocol.
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MOVL $102, AX // syscall - socketcall
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MOVL $SYS_socketcall, AX
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MOVL $1, BX // socket
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LEAL domain+0(FP), CX
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INVOKE_SYSCALL
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@ -603,7 +639,7 @@ TEXT runtime·socket(SB),NOSPLIT,$0-16
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// func sbrk0() uintptr
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TEXT runtime·sbrk0(SB),NOSPLIT,$0-4
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// Implemented as brk(NULL).
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MOVL $45, AX // syscall - brk
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MOVL $SYS_brk, AX
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MOVL $0, BX // NULL
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INVOKE_SYSCALL
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MOVL AX, ret+0(FP)
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@ -10,15 +10,51 @@
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#include "go_tls.h"
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#include "textflag.h"
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#define SYS_read 0
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#define SYS_write 1
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#define SYS_open 2
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#define SYS_close 3
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#define SYS_mmap 9
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#define SYS_munmap 11
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#define SYS_brk 12
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#define SYS_rt_sigaction 13
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#define SYS_rt_sigprocmask 14
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#define SYS_rt_sigreturn 15
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#define SYS_access 21
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#define SYS_sched_yield 24
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#define SYS_mincore 27
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#define SYS_madvise 28
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#define SYS_setittimer 38
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#define SYS_getpid 39
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#define SYS_socket 41
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#define SYS_connect 42
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#define SYS_clone 56
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#define SYS_exit 60
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#define SYS_kill 62
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#define SYS_fcntl 72
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#define SYS_getrlimit 97
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#define SYS_sigaltstack 131
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#define SYS_arch_prctl 158
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#define SYS_gettid 186
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#define SYS_tkill 200
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#define SYS_futex 202
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#define SYS_sched_getaffinity 204
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#define SYS_epoll_create 213
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#define SYS_exit_group 231
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#define SYS_epoll_wait 232
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#define SYS_epoll_ctl 233
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#define SYS_pselect6 270
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#define SYS_epoll_create1 291
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TEXT runtime·exit(SB),NOSPLIT,$0-4
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MOVL code+0(FP), DI
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MOVL $231, AX // exitgroup - force all os threads to exit
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MOVL $SYS_exit_group, AX
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SYSCALL
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RET
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TEXT runtime·exit1(SB),NOSPLIT,$0-4
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MOVL code+0(FP), DI
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MOVL $60, AX // exit - exit the current os thread
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MOVL $SYS_exit, AX
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SYSCALL
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RET
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@ -26,7 +62,7 @@ TEXT runtime·open(SB),NOSPLIT,$0-20
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MOVQ name+0(FP), DI
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MOVL mode+8(FP), SI
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MOVL perm+12(FP), DX
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MOVL $2, AX // syscall entry
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MOVL $SYS_open, AX
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SYSCALL
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CMPQ AX, $0xfffffffffffff001
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JLS 2(PC)
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@ -36,7 +72,7 @@ TEXT runtime·open(SB),NOSPLIT,$0-20
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||||
|
||||
TEXT runtime·closefd(SB),NOSPLIT,$0-12
|
||||
MOVL fd+0(FP), DI
|
||||
MOVL $3, AX // syscall entry
|
||||
MOVL $SYS_close, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -48,7 +84,7 @@ TEXT runtime·write(SB),NOSPLIT,$0-28
|
||||
MOVQ fd+0(FP), DI
|
||||
MOVQ p+8(FP), SI
|
||||
MOVL n+16(FP), DX
|
||||
MOVL $1, AX // syscall entry
|
||||
MOVL $SYS_write, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -60,7 +96,7 @@ TEXT runtime·read(SB),NOSPLIT,$0-28
|
||||
MOVL fd+0(FP), DI
|
||||
MOVQ p+8(FP), SI
|
||||
MOVL n+16(FP), DX
|
||||
MOVL $0, AX // syscall entry
|
||||
MOVL $SYS_read, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -71,7 +107,7 @@ TEXT runtime·read(SB),NOSPLIT,$0-28
|
||||
TEXT runtime·getrlimit(SB),NOSPLIT,$0-20
|
||||
MOVL kind+0(FP), DI
|
||||
MOVQ limit+8(FP), SI
|
||||
MOVL $97, AX // syscall entry
|
||||
MOVL $SYS_getrlimit, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+16(FP)
|
||||
RET
|
||||
@ -93,31 +129,31 @@ TEXT runtime·usleep(SB),NOSPLIT,$16
|
||||
MOVL $0, R10
|
||||
MOVQ SP, R8
|
||||
MOVL $0, R9
|
||||
MOVL $270, AX
|
||||
MOVL $SYS_pselect6, AX
|
||||
SYSCALL
|
||||
RET
|
||||
|
||||
TEXT runtime·gettid(SB),NOSPLIT,$0-4
|
||||
MOVL $186, AX // syscall - gettid
|
||||
MOVL $SYS_gettid, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+0(FP)
|
||||
RET
|
||||
|
||||
TEXT runtime·raise(SB),NOSPLIT,$0
|
||||
MOVL $186, AX // syscall - gettid
|
||||
MOVL $SYS_gettid, AX
|
||||
SYSCALL
|
||||
MOVL AX, DI // arg 1 tid
|
||||
MOVL sig+0(FP), SI // arg 2
|
||||
MOVL $200, AX // syscall - tkill
|
||||
MOVL $SYS_tkill, AX
|
||||
SYSCALL
|
||||
RET
|
||||
|
||||
TEXT runtime·raiseproc(SB),NOSPLIT,$0
|
||||
MOVL $39, AX // syscall - getpid
|
||||
MOVL $SYS_getpid, AX
|
||||
SYSCALL
|
||||
MOVL AX, DI // arg 1 pid
|
||||
MOVL sig+0(FP), SI // arg 2
|
||||
MOVL $62, AX // syscall - kill
|
||||
MOVL $SYS_kill, AX
|
||||
SYSCALL
|
||||
RET
|
||||
|
||||
@ -125,7 +161,7 @@ TEXT runtime·setitimer(SB),NOSPLIT,$0-24
|
||||
MOVL mode+0(FP), DI
|
||||
MOVQ new+8(FP), SI
|
||||
MOVQ old+16(FP), DX
|
||||
MOVL $38, AX // syscall entry
|
||||
MOVL $SYS_setittimer, AX
|
||||
SYSCALL
|
||||
RET
|
||||
|
||||
@ -133,7 +169,7 @@ TEXT runtime·mincore(SB),NOSPLIT,$0-28
|
||||
MOVQ addr+0(FP), DI
|
||||
MOVQ n+8(FP), SI
|
||||
MOVQ dst+16(FP), DX
|
||||
MOVL $27, AX // syscall entry
|
||||
MOVL $SYS_mincore, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+24(FP)
|
||||
RET
|
||||
@ -204,7 +240,7 @@ TEXT runtime·rtsigprocmask(SB),NOSPLIT,$0-28
|
||||
MOVQ new+8(FP), SI
|
||||
MOVQ old+16(FP), DX
|
||||
MOVL size+24(FP), R10
|
||||
MOVL $14, AX // syscall entry
|
||||
MOVL $SYS_rt_sigprocmask, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -216,7 +252,7 @@ TEXT runtime·sysSigaction(SB),NOSPLIT,$0-36
|
||||
MOVQ new+8(FP), SI
|
||||
MOVQ old+16(FP), DX
|
||||
MOVQ size+24(FP), R10
|
||||
MOVL $13, AX // syscall entry
|
||||
MOVL $SYS_rt_sigaction, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+32(FP)
|
||||
RET
|
||||
@ -354,7 +390,7 @@ sigtrampnog:
|
||||
// The code that cares about the precise instructions used is:
|
||||
// https://gcc.gnu.org/viewcvs/gcc/trunk/libgcc/config/i386/linux-unwind.h?revision=219188&view=markup
|
||||
TEXT runtime·sigreturn(SB),NOSPLIT,$0
|
||||
MOVQ $15, AX // rt_sigreturn
|
||||
MOVQ $SYS_rt_sigreturn, AX
|
||||
SYSCALL
|
||||
INT $3 // not reached
|
||||
|
||||
@ -366,7 +402,7 @@ TEXT runtime·sysMmap(SB),NOSPLIT,$0
|
||||
MOVL fd+24(FP), R8
|
||||
MOVL off+28(FP), R9
|
||||
|
||||
MOVL $9, AX // mmap
|
||||
MOVL $SYS_mmap, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 3(PC)
|
||||
@ -396,7 +432,7 @@ TEXT runtime·callCgoMmap(SB),NOSPLIT,$16
|
||||
TEXT runtime·sysMunmap(SB),NOSPLIT,$0
|
||||
MOVQ addr+0(FP), DI
|
||||
MOVQ n+8(FP), SI
|
||||
MOVQ $11, AX // munmap
|
||||
MOVQ $SYS_munmap, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -420,7 +456,7 @@ TEXT runtime·madvise(SB),NOSPLIT,$0
|
||||
MOVQ addr+0(FP), DI
|
||||
MOVQ n+8(FP), SI
|
||||
MOVL flags+16(FP), DX
|
||||
MOVQ $28, AX // madvise
|
||||
MOVQ $SYS_madvise, AX
|
||||
SYSCALL
|
||||
// ignore failure - maybe pages are locked
|
||||
RET
|
||||
@ -434,7 +470,7 @@ TEXT runtime·futex(SB),NOSPLIT,$0
|
||||
MOVQ ts+16(FP), R10
|
||||
MOVQ addr2+24(FP), R8
|
||||
MOVL val3+32(FP), R9
|
||||
MOVL $202, AX
|
||||
MOVL $SYS_futex, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+40(FP)
|
||||
RET
|
||||
@ -452,7 +488,7 @@ TEXT runtime·clone(SB),NOSPLIT,$0
|
||||
MOVQ gp+24(FP), R9
|
||||
MOVQ fn+32(FP), R12
|
||||
|
||||
MOVL $56, AX
|
||||
MOVL $SYS_clone, AX
|
||||
SYSCALL
|
||||
|
||||
// In parent, return.
|
||||
@ -471,7 +507,7 @@ TEXT runtime·clone(SB),NOSPLIT,$0
|
||||
JEQ nog
|
||||
|
||||
// Initialize m->procid to Linux tid
|
||||
MOVL $186, AX // gettid
|
||||
MOVL $SYS_gettid, AX
|
||||
SYSCALL
|
||||
MOVQ AX, m_procid(R8)
|
||||
|
||||
@ -491,14 +527,14 @@ nog:
|
||||
|
||||
// It shouldn't return. If it does, exit that thread.
|
||||
MOVL $111, DI
|
||||
MOVL $60, AX
|
||||
MOVL $SYS_exit, AX
|
||||
SYSCALL
|
||||
JMP -3(PC) // keep exiting
|
||||
|
||||
TEXT runtime·sigaltstack(SB),NOSPLIT,$-8
|
||||
MOVQ new+0(FP), DI
|
||||
MOVQ old+8(FP), SI
|
||||
MOVQ $131, AX
|
||||
MOVQ $SYS_sigaltstack, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -517,7 +553,7 @@ TEXT runtime·settls(SB),NOSPLIT,$32
|
||||
#endif
|
||||
MOVQ DI, SI
|
||||
MOVQ $0x1002, DI // ARCH_SET_FS
|
||||
MOVQ $158, AX // arch_prctl
|
||||
MOVQ $SYS_arch_prctl, AX
|
||||
SYSCALL
|
||||
CMPQ AX, $0xfffffffffffff001
|
||||
JLS 2(PC)
|
||||
@ -525,7 +561,7 @@ TEXT runtime·settls(SB),NOSPLIT,$32
|
||||
RET
|
||||
|
||||
TEXT runtime·osyield(SB),NOSPLIT,$0
|
||||
MOVL $24, AX
|
||||
MOVL $SYS_sched_yield, AX
|
||||
SYSCALL
|
||||
RET
|
||||
|
||||
@ -533,7 +569,7 @@ TEXT runtime·sched_getaffinity(SB),NOSPLIT,$0
|
||||
MOVQ pid+0(FP), DI
|
||||
MOVQ len+8(FP), SI
|
||||
MOVQ buf+16(FP), DX
|
||||
MOVL $204, AX // syscall entry
|
||||
MOVL $SYS_sched_getaffinity, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+24(FP)
|
||||
RET
|
||||
@ -541,7 +577,7 @@ TEXT runtime·sched_getaffinity(SB),NOSPLIT,$0
|
||||
// int32 runtime·epollcreate(int32 size);
|
||||
TEXT runtime·epollcreate(SB),NOSPLIT,$0
|
||||
MOVL size+0(FP), DI
|
||||
MOVL $213, AX // syscall entry
|
||||
MOVL $SYS_epoll_create, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+8(FP)
|
||||
RET
|
||||
@ -549,7 +585,7 @@ TEXT runtime·epollcreate(SB),NOSPLIT,$0
|
||||
// int32 runtime·epollcreate1(int32 flags);
|
||||
TEXT runtime·epollcreate1(SB),NOSPLIT,$0
|
||||
MOVL flags+0(FP), DI
|
||||
MOVL $291, AX // syscall entry
|
||||
MOVL $SYS_epoll_create1, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+8(FP)
|
||||
RET
|
||||
@ -560,7 +596,7 @@ TEXT runtime·epollctl(SB),NOSPLIT,$0
|
||||
MOVL op+4(FP), SI
|
||||
MOVL fd+8(FP), DX
|
||||
MOVQ ev+16(FP), R10
|
||||
MOVL $233, AX // syscall entry
|
||||
MOVL $SYS_epoll_ctl, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+24(FP)
|
||||
RET
|
||||
@ -571,7 +607,7 @@ TEXT runtime·epollwait(SB),NOSPLIT,$0
|
||||
MOVQ ev+8(FP), SI
|
||||
MOVL nev+16(FP), DX
|
||||
MOVL timeout+20(FP), R10
|
||||
MOVL $232, AX // syscall entry
|
||||
MOVL $SYS_epoll_wait, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+24(FP)
|
||||
RET
|
||||
@ -581,7 +617,7 @@ TEXT runtime·closeonexec(SB),NOSPLIT,$0
|
||||
MOVL fd+0(FP), DI // fd
|
||||
MOVQ $2, SI // F_SETFD
|
||||
MOVQ $1, DX // FD_CLOEXEC
|
||||
MOVL $72, AX // fcntl
|
||||
MOVL $SYS_fcntl, AX
|
||||
SYSCALL
|
||||
RET
|
||||
|
||||
@ -590,7 +626,7 @@ TEXT runtime·closeonexec(SB),NOSPLIT,$0
|
||||
TEXT runtime·access(SB),NOSPLIT,$0
|
||||
MOVQ name+0(FP), DI
|
||||
MOVL mode+8(FP), SI
|
||||
MOVL $21, AX // syscall entry
|
||||
MOVL $SYS_access, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+16(FP)
|
||||
RET
|
||||
@ -600,7 +636,7 @@ TEXT runtime·connect(SB),NOSPLIT,$0-28
|
||||
MOVL fd+0(FP), DI
|
||||
MOVQ addr+8(FP), SI
|
||||
MOVL len+16(FP), DX
|
||||
MOVL $42, AX // syscall entry
|
||||
MOVL $SYS_connect, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+24(FP)
|
||||
RET
|
||||
@ -610,7 +646,7 @@ TEXT runtime·socket(SB),NOSPLIT,$0-20
|
||||
MOVL domain+0(FP), DI
|
||||
MOVL typ+4(FP), SI
|
||||
MOVL prot+8(FP), DX
|
||||
MOVL $41, AX // syscall entry
|
||||
MOVL $SYS_socket, AX
|
||||
SYSCALL
|
||||
MOVL AX, ret+16(FP)
|
||||
RET
|
||||
@ -619,7 +655,7 @@ TEXT runtime·socket(SB),NOSPLIT,$0-20
|
||||
TEXT runtime·sbrk0(SB),NOSPLIT,$0-8
|
||||
// Implemented as brk(NULL).
|
||||
MOVQ $0, DI
|
||||
MOVL $12, AX // syscall entry
|
||||
MOVL $SYS_brk, AX
|
||||
SYSCALL
|
||||
MOVQ AX, ret+0(FP)
|
||||
RET
|
||||
|
||||
Loading…
Reference in New Issue
Block a user