From f6ad4dcef54c5ce997a4bad5a6d86de229015700 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:25:22 +0200 Subject: Adding upstream version 1.22.1. Signed-off-by: Daniel Baumann --- src/runtime/sys_x86.go | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 src/runtime/sys_x86.go (limited to 'src/runtime/sys_x86.go') diff --git a/src/runtime/sys_x86.go b/src/runtime/sys_x86.go new file mode 100644 index 0000000..9fb36c2 --- /dev/null +++ b/src/runtime/sys_x86.go @@ -0,0 +1,23 @@ +// Copyright 2013 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. + +//go:build amd64 || 386 + +package runtime + +import ( + "internal/goarch" + "unsafe" +) + +// adjust Gobuf as if it executed a call to fn with context ctxt +// and then stopped before the first instruction in fn. +func gostartcall(buf *gobuf, fn, ctxt unsafe.Pointer) { + sp := buf.sp + sp -= goarch.PtrSize + *(*uintptr)(unsafe.Pointer(sp)) = buf.pc + buf.sp = sp + buf.pc = uintptr(fn) + buf.ctxt = ctxt +} -- cgit v1.2.3