1 files changed, 81 insertions, 0 deletions
diff --git a/src/runtime/defs_plan9_amd64.go b/src/runtime/defs_plan9_amd64.go
new file mode 100644
index 0000000..0099563
--- /dev/null
+++ b/src/runtime/defs_plan9_amd64.go
@@ -0,0 +1,81 @@
+// Copyright 2014 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.
+
+package runtime
+
+const _PAGESIZE = 0x1000
+
+type ureg struct {
+	ax  uint64
+	bx  uint64
+	cx  uint64
+	dx  uint64
+	si  uint64
+	di  uint64
+	bp  uint64
+	r8  uint64
+	r9  uint64
+	r10 uint64
+	r11 uint64
+	r12 uint64
+	r13 uint64
+	r14 uint64
+	r15 uint64
+
+	ds uint16
+	es uint16
+	fs uint16
+	gs uint16
+
+	_type uint64
+	error uint64 /* error code (or zero) */
+	ip    uint64 /* pc */
+	cs    uint64 /* old context */
+	flags uint64 /* old flags */
+	sp    uint64 /* sp */
+	ss    uint64 /* old stack segment */
+}
+
+type sigctxt struct {
+	u *ureg
+}
+
+//go:nosplit
+//go:nowritebarrierrec
+func (c *sigctxt) pc() uintptr { return uintptr(c.u.ip) }
+
+func (c *sigctxt) sp() uintptr { return uintptr(c.u.sp) }
+func (c *sigctxt) lr() uintptr { return uintptr(0) }
+
+func (c *sigctxt) setpc(x uintptr) { c.u.ip = uint64(x) }
+func (c *sigctxt) setsp(x uintptr) { c.u.sp = uint64(x) }
+func (c *sigctxt) setlr(x uintptr) {}
+
+func (c *sigctxt) savelr(x uintptr) {}
+
+func dumpregs(u *ureg) {
+	print("ax    ", hex(u.ax), "\n")
+	print("bx    ", hex(u.bx), "\n")
+	print("cx    ", hex(u.cx), "\n")
+	print("dx    ", hex(u.dx), "\n")
+	print("di    ", hex(u.di), "\n")
+	print("si    ", hex(u.si), "\n")
+	print("bp    ", hex(u.bp), "\n")
+	print("sp    ", hex(u.sp), "\n")
+	print("r8    ", hex(u.r8), "\n")
+	print("r9    ", hex(u.r9), "\n")
+	print("r10   ", hex(u.r10), "\n")
+	print("r11   ", hex(u.r11), "\n")
+	print("r12   ", hex(u.r12), "\n")
+	print("r13   ", hex(u.r13), "\n")
+	print("r14   ", hex(u.r14), "\n")
+	print("r15   ", hex(u.r15), "\n")
+	print("ip    ", hex(u.ip), "\n")
+	print("flags ", hex(u.flags), "\n")
+	print("cs    ", hex(u.cs), "\n")
+	print("fs    ", hex(u.fs), "\n")
+	print("gs    ", hex(u.gs), "\n")
+}
+
+func sigpanictramp() {}