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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:19:13 +0000 |
commit | ccd992355df7192993c666236047820244914598 (patch) | |
tree | f00fea65147227b7743083c6148396f74cd66935 /src/runtime/rt0_windows_amd64.s | |
parent | Initial commit. (diff) | |
download | golang-1.21-ccd992355df7192993c666236047820244914598.tar.xz golang-1.21-ccd992355df7192993c666236047820244914598.zip |
Adding upstream version 1.21.8.upstream/1.21.8
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/runtime/rt0_windows_amd64.s')
-rw-r--r-- | src/runtime/rt0_windows_amd64.s | 36 |
1 files changed, 36 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..bd18bdd --- /dev/null +++ b/src/runtime/rt0_windows_amd64.s @@ -0,0 +1,36 @@ +// 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|NOFRAME,$-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|NOFRAME,$40 + // Create a new thread to do the runtime initialization and return. + MOVQ BX, 32(SP) // callee-saved, preserved across the CALL + MOVQ SP, BX + ANDQ $~15, SP // alignment as per Windows requirement + MOVQ _cgo_sys_thread_create(SB), AX + MOVQ $_rt0_amd64_windows_lib_go(SB), CX + MOVQ $0, DX + CALL AX + MOVQ BX, SP + MOVQ 32(SP), BX + RET + +TEXT _rt0_amd64_windows_lib_go(SB),NOSPLIT|NOFRAME,$0 + MOVQ $0, DI + MOVQ $0, SI + MOVQ $runtime·rt0_go(SB), AX + JMP AX |