runtime: add syscalls needed for android/386 logging

Update golang/go#9327.

Change-Id: I27ef973190d9ae652411caf3739414b5d46ca7d2
Reviewed-on: https://go-review.googlesource.com/16679
Reviewed-by: David Crawshaw <crawshaw@golang.org>

diff --git a/src/runtime/sys_linux_386.s b/src/runtime/sys_linux_386.s
index a52c4b2588554eb248e9fb6d2375d6f638ec8064..ae8e3dc3b77a8302f9401b2a793cde0b2f7a69a2 100644 (file)
--- a/src/runtime/sys_linux_386.s
+++ b/src/runtime/sys_linux_386.s
@@ -518,3 +518,34 @@ TEXT runtime·closeonexec(SB),NOSPLIT,$0
        MOVL    $1, DX  // FD_CLOEXEC
        INVOKE_SYSINFO
        RET
+
+// int access(const char *name, int mode)
+TEXT runtime·access(SB),NOSPLIT,$0
+       MOVL    $33, AX  // syscall - access
+       MOVL    name+0(FP), BX
+       MOVL    mode+4(FP), CX
+       INVOKE_SYSINFO
+       MOVL    AX, ret+8(FP)
+       RET
+
+// int connect(int fd, const struct sockaddr *addr, socklen_t addrlen)
+TEXT runtime·connect(SB),NOSPLIT,$0-16
+       // connect is implemented as socketcall(NR_socket, 3, *(rest of args))
+       // stack already should have fd, addr, addrlen.
+       MOVL    $102, AX  // syscall - socketcall
+       MOVL    $3, BX  // connect
+       LEAL    fd+0(FP), CX
+       INVOKE_SYSINFO
+       MOVL    AX, ret+12(FP)
+       RET
+
+// int socket(int domain, int type, int protocol)
+TEXT runtime·socket(SB),NOSPLIT,$0-16
+       // socket is implemented as socketcall(NR_socket, 1, *(rest of args))
+       // stack already should have domain, type, protocol.
+       MOVL    $102, AX  // syscall - socketcall
+       MOVL    $1, BX  // socket
+       LEAL    domain+0(FP), CX
+       INVOKE_SYSINFO
+       MOVL    AX, ret+12(FP)
+       RET