| // 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. |
| |
| #include "textflag.h" |
| |
| TEXT _rt0_amd64_linux(SB),NOSPLIT,$-8 |
| LEAQ 8(SP), SI // argv |
| MOVQ 0(SP), DI // argc |
| MOVQ $main(SB), AX |
| JMP AX |
| |
| // When building with -buildmode=c-shared, this symbol is called when the shared |
| // library is loaded. |
| TEXT _rt0_amd64_linux_lib(SB),NOSPLIT,$0x48 |
| MOVQ BX, 0x10(SP) |
| MOVQ BP, 0x18(SP) |
| MOVQ R12, 0x20(SP) |
| MOVQ R13, 0x28(SP) |
| MOVQ R14, 0x30(SP) |
| MOVQ R15, 0x38(SP) |
| |
| MOVQ DI, _rt0_amd64_linux_lib_argc<>(SB) |
| MOVQ SI, _rt0_amd64_linux_lib_argv<>(SB) |
| |
| // Synchronous initialization. |
| MOVQ $runtime·libpreinit(SB), AX |
| CALL AX |
| |
| // Create a new thread to do the runtime initialization and return. |
| MOVQ _cgo_sys_thread_create(SB), AX |
| TESTQ AX, AX |
| JZ nocgo |
| MOVQ $_rt0_amd64_linux_lib_go(SB), DI |
| MOVQ $0, SI |
| CALL AX |
| JMP restore |
| |
| nocgo: |
| MOVQ $8388608, 0(SP) // stacksize |
| MOVQ $_rt0_amd64_linux_lib_go(SB), AX |
| MOVQ AX, 8(SP) // fn |
| MOVQ $runtime·newosproc0(SB), AX |
| CALL AX |
| |
| restore: |
| MOVQ 0x10(SP), BX |
| MOVQ 0x18(SP), BP |
| MOVQ 0x20(SP), R12 |
| MOVQ 0x28(SP), R13 |
| MOVQ 0x30(SP), R14 |
| MOVQ 0x38(SP), R15 |
| RET |
| |
| TEXT _rt0_amd64_linux_lib_go(SB),NOSPLIT,$0 |
| MOVQ _rt0_amd64_linux_lib_argc<>(SB), DI |
| MOVQ _rt0_amd64_linux_lib_argv<>(SB), SI |
| MOVQ $runtime·rt0_go(SB), AX |
| JMP AX |
| |
| DATA _rt0_amd64_linux_lib_argc<>(SB)/8, $0 |
| GLOBL _rt0_amd64_linux_lib_argc<>(SB),NOPTR, $8 |
| DATA _rt0_amd64_linux_lib_argv<>(SB)/8, $0 |
| GLOBL _rt0_amd64_linux_lib_argv<>(SB),NOPTR, $8 |
| |
| TEXT main(SB),NOSPLIT,$-8 |
| MOVQ $runtime·rt0_go(SB), AX |
| JMP AX |
