diff options
Diffstat (limited to 'src/runtime/rt0_windows_amd64.s')
| -rw-r--r-- | src/runtime/rt0_windows_amd64.s | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/runtime/rt0_windows_amd64.s b/src/runtime/rt0_windows_amd64.s new file mode 100644 index 0000000..345e141 --- /dev/null +++ b/src/runtime/rt0_windows_amd64.s @@ -0,0 +1,43 @@ +// Copyright 2011 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 "go_asm.h" +#include "go_tls.h" +#include "textflag.h" + +TEXT _rt0_amd64_windows(SB),NOSPLIT,$-8 + JMP _rt0_amd64(SB) + +// When building with -buildmode=(c-shared or c-archive), this +// symbol is called. For dynamic libraries it is called when the +// library is loaded. For static libraries it is called when the +// final executable starts, during the C runtime initialization +// phase. +// Leave space for four pointers on the stack as required +// by the Windows amd64 calling convention. +TEXT _rt0_amd64_windows_lib(SB),NOSPLIT,$0x48 + MOVQ BP, 0x20(SP) + MOVQ BX, 0x28(SP) + MOVQ AX, 0x30(SP) + MOVQ CX, 0x38(SP) + MOVQ DX, 0x40(SP) + + // Create a new thread to do the runtime initialization and return. + MOVQ _cgo_sys_thread_create(SB), AX + MOVQ $_rt0_amd64_windows_lib_go(SB), CX + MOVQ $0, DX + CALL AX + + MOVQ 0x20(SP), BP + MOVQ 0x28(SP), BX + MOVQ 0x30(SP), AX + MOVQ 0x38(SP), CX + MOVQ 0x40(SP), DX + RET + +TEXT _rt0_amd64_windows_lib_go(SB),NOSPLIT,$0 + MOVQ $0, DI + MOVQ $0, SI + MOVQ $runtime·rt0_go(SB), AX + JMP AX |