diff options
Diffstat (limited to '')
-rw-r--r-- | src/runtime/signal_openbsd_arm.go | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/runtime/signal_openbsd_arm.go b/src/runtime/signal_openbsd_arm.go new file mode 100644 index 0000000..f796550 --- /dev/null +++ b/src/runtime/signal_openbsd_arm.go @@ -0,0 +1,59 @@ +// 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. + +package runtime + +import "unsafe" + +type sigctxt struct { + info *siginfo + ctxt unsafe.Pointer +} + +//go:nosplit +//go:nowritebarrierrec +func (c *sigctxt) regs() *sigcontext { + return (*sigcontext)(c.ctxt) +} + +func (c *sigctxt) r0() uint32 { return c.regs().sc_r0 } +func (c *sigctxt) r1() uint32 { return c.regs().sc_r1 } +func (c *sigctxt) r2() uint32 { return c.regs().sc_r2 } +func (c *sigctxt) r3() uint32 { return c.regs().sc_r3 } +func (c *sigctxt) r4() uint32 { return c.regs().sc_r4 } +func (c *sigctxt) r5() uint32 { return c.regs().sc_r5 } +func (c *sigctxt) r6() uint32 { return c.regs().sc_r6 } +func (c *sigctxt) r7() uint32 { return c.regs().sc_r7 } +func (c *sigctxt) r8() uint32 { return c.regs().sc_r8 } +func (c *sigctxt) r9() uint32 { return c.regs().sc_r9 } +func (c *sigctxt) r10() uint32 { return c.regs().sc_r10 } +func (c *sigctxt) fp() uint32 { return c.regs().sc_r11 } +func (c *sigctxt) ip() uint32 { return c.regs().sc_r12 } +func (c *sigctxt) sp() uint32 { return c.regs().sc_usr_sp } +func (c *sigctxt) lr() uint32 { return c.regs().sc_usr_lr } + +//go:nosplit +//go:nowritebarrierrec +func (c *sigctxt) pc() uint32 { return c.regs().sc_pc } + +func (c *sigctxt) cpsr() uint32 { return c.regs().sc_spsr } +func (c *sigctxt) fault() uintptr { return uintptr(c.sigaddr()) } +func (c *sigctxt) trap() uint32 { return 0 } +func (c *sigctxt) error() uint32 { return 0 } +func (c *sigctxt) oldmask() uint32 { return 0 } + +func (c *sigctxt) sigcode() uint32 { return uint32(c.info.si_code) } +func (c *sigctxt) sigaddr() uint32 { + return *(*uint32)(add(unsafe.Pointer(c.info), 16)) +} + +func (c *sigctxt) set_pc(x uint32) { c.regs().sc_pc = x } +func (c *sigctxt) set_sp(x uint32) { c.regs().sc_usr_sp = x } +func (c *sigctxt) set_lr(x uint32) { c.regs().sc_usr_lr = x } +func (c *sigctxt) set_r10(x uint32) { c.regs().sc_r10 = x } + +func (c *sigctxt) set_sigcode(x uint32) { c.info.si_code = int32(x) } +func (c *sigctxt) set_sigaddr(x uint32) { + *(*uint32)(add(unsafe.Pointer(c.info), 16)) = x +} |