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authorTianon Gravi <admwiggin@gmail.com>2015-01-15 11:54:00 -0700
committerTianon Gravi <admwiggin@gmail.com>2015-01-15 11:54:00 -0700
commitf154da9e12608589e8d5f0508f908a0c3e88a1bb (patch)
treef8255d51e10c6f1e0ed69702200b966c9556a431 /src/pkg/syscall/asm_linux_386.s
parent8d8329ed5dfb9622c82a9fbec6fd99a580f9c9f6 (diff)
downloadgolang-upstream/1.4.tar.gz
Imported Upstream version 1.4upstream/1.4
Diffstat (limited to 'src/pkg/syscall/asm_linux_386.s')
-rw-r--r--src/pkg/syscall/asm_linux_386.s186
1 files changed, 0 insertions, 186 deletions
diff --git a/src/pkg/syscall/asm_linux_386.s b/src/pkg/syscall/asm_linux_386.s
deleted file mode 100644
index 30b22073d..000000000
--- a/src/pkg/syscall/asm_linux_386.s
+++ /dev/null
@@ -1,186 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// TODO(rsc): Rewrite all nn(SP) references into name+(nn-8)(FP)
-// so that go vet can check that they are correct.
-
-#include "../../cmd/ld/textflag.h"
-
-//
-// System calls for 386, Linux
-//
-
-// func Syscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr);
-// Trap # in AX, args in BX CX DX SI DI, return in AX
-
-TEXT ·Syscall(SB),NOSPLIT,$0-28
- CALL runtime·entersyscall(SB)
- MOVL 4(SP), AX // syscall entry
- MOVL 8(SP), BX
- MOVL 12(SP), CX
- MOVL 16(SP), DX
- MOVL $0, SI
- MOVL $0, DI
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS ok
- MOVL $-1, 20(SP) // r1
- MOVL $0, 24(SP) // r2
- NEGL AX
- MOVL AX, 28(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-ok:
- MOVL AX, 20(SP) // r1
- MOVL DX, 24(SP) // r2
- MOVL $0, 28(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-
-// func Syscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr);
-TEXT ·Syscall6(SB),NOSPLIT,$0-40
- CALL runtime·entersyscall(SB)
- MOVL 4(SP), AX // syscall entry
- MOVL 8(SP), BX
- MOVL 12(SP), CX
- MOVL 16(SP), DX
- MOVL 20(SP), SI
- MOVL 24(SP), DI
- MOVL 28(SP), BP
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS ok6
- MOVL $-1, 32(SP) // r1
- MOVL $0, 36(SP) // r2
- NEGL AX
- MOVL AX, 40(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-ok6:
- MOVL AX, 32(SP) // r1
- MOVL DX, 36(SP) // r2
- MOVL $0, 40(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-
-// func RawSyscall(trap uintptr, a1, a2, a3 uintptr) (r1, r2, err uintptr);
-TEXT ·RawSyscall(SB),NOSPLIT,$0-28
- MOVL 4(SP), AX // syscall entry
- MOVL 8(SP), BX
- MOVL 12(SP), CX
- MOVL 16(SP), DX
- MOVL $0, SI
- MOVL $0, DI
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS ok1
- MOVL $-1, 20(SP) // r1
- MOVL $0, 24(SP) // r2
- NEGL AX
- MOVL AX, 28(SP) // errno
- RET
-ok1:
- MOVL AX, 20(SP) // r1
- MOVL DX, 24(SP) // r2
- MOVL $0, 28(SP) // errno
- RET
-
-// func RawSyscall6(trap uintptr, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2, err uintptr);
-TEXT ·RawSyscall6(SB),NOSPLIT,$0-40
- MOVL 4(SP), AX // syscall entry
- MOVL 8(SP), BX
- MOVL 12(SP), CX
- MOVL 16(SP), DX
- MOVL 20(SP), SI
- MOVL 24(SP), DI
- MOVL 28(SP), BP
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS ok2
- MOVL $-1, 32(SP) // r1
- MOVL $0, 36(SP) // r2
- NEGL AX
- MOVL AX, 40(SP) // errno
- RET
-ok2:
- MOVL AX, 32(SP) // r1
- MOVL DX, 36(SP) // r2
- MOVL $0, 40(SP) // errno
- RET
-
-#define SYS_SOCKETCALL 102 /* from zsysnum_linux_386.go */
-
-// func socketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (n int, errno int)
-// Kernel interface gets call sub-number and pointer to a0.
-TEXT ·socketcall(SB),NOSPLIT,$0-36
- CALL runtime·entersyscall(SB)
- MOVL $SYS_SOCKETCALL, AX // syscall entry
- MOVL 4(SP), BX // socket call number
- LEAL 8(SP), CX // pointer to call arguments
- MOVL $0, DX
- MOVL $0, SI
- MOVL $0, DI
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS oksock
- MOVL $-1, 32(SP) // n
- NEGL AX
- MOVL AX, 36(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-oksock:
- MOVL AX, 32(SP) // n
- MOVL $0, 36(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-
-// func rawsocketcall(call int, a0, a1, a2, a3, a4, a5 uintptr) (n int, errno int)
-// Kernel interface gets call sub-number and pointer to a0.
-TEXT ·rawsocketcall(SB),NOSPLIT,$0-36
- MOVL $SYS_SOCKETCALL, AX // syscall entry
- MOVL 4(SP), BX // socket call number
- LEAL 8(SP), CX // pointer to call arguments
- MOVL $0, DX
- MOVL $0, SI
- MOVL $0, DI
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS oksock1
- MOVL $-1, 32(SP) // n
- NEGL AX
- MOVL AX, 36(SP) // errno
- RET
-oksock1:
- MOVL AX, 32(SP) // n
- MOVL $0, 36(SP) // errno
- RET
-
-#define SYS__LLSEEK 140 /* from zsysnum_linux_386.go */
-// func Seek(fd int, offset int64, whence int) (newoffset int64, errno int)
-// Implemented in assembly to avoid allocation when
-// taking the address of the return value newoffset.
-// Underlying system call is
-// llseek(int fd, int offhi, int offlo, int64 *result, int whence)
-TEXT ·seek(SB),NOSPLIT,$0-28
- CALL runtime·entersyscall(SB)
- MOVL $SYS__LLSEEK, AX // syscall entry
- MOVL 4(SP), BX // fd
- MOVL 12(SP), CX // offset-high
- MOVL 8(SP), DX // offset-low
- LEAL 20(SP), SI // result pointer
- MOVL 16(SP), DI // whence
- CALL *runtime·_vdso(SB)
- CMPL AX, $0xfffff001
- JLS okseek
- MOVL $-1, 20(SP) // newoffset low
- MOVL $-1, 24(SP) // newoffset high
- NEGL AX
- MOVL AX, 28(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET
-okseek:
- // system call filled in newoffset already
- MOVL $0, 28(SP) // errno
- CALL runtime·exitsyscall(SB)
- RET