// 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 import "unsafe" type sigctxt struct { info *siginfo ctxt unsafe.Pointer } //go:nosplit //go:nowritebarrierrec func (c *sigctxt) regs() *mcontext { return (*mcontext)(unsafe.Pointer(&(*ucontext)(c.ctxt).uc_mcontext)) } func (c *sigctxt) rax() uint64 { return uint64(c.regs().gregs[_REG_RAX]) } func (c *sigctxt) rbx() uint64 { return uint64(c.regs().gregs[_REG_RBX]) } func (c *sigctxt) rcx() uint64 { return uint64(c.regs().gregs[_REG_RCX]) } func (c *sigctxt) rdx() uint64 { return uint64(c.regs().gregs[_REG_RDX]) } func (c *sigctxt) rdi() uint64 { return uint64(c.regs().gregs[_REG_RDI]) } func (c *sigctxt) rsi() uint64 { return uint64(c.regs().gregs[_REG_RSI]) } func (c *sigctxt) rbp() uint64 { return uint64(c.regs().gregs[_REG_RBP]) } func (c *sigctxt) rsp() uint64 { return uint64(c.regs().gregs[_REG_RSP]) } func (c *sigctxt) r8() uint64 { return uint64(c.regs().gregs[_REG_R8]) } func (c *sigctxt) r9() uint64 { return uint64(c.regs().gregs[_REG_R9]) } func (c *sigctxt) r10() uint64 { return uint64(c.regs().gregs[_REG_R10]) } func (c *sigctxt) r11() uint64 { return uint64(c.regs().gregs[_REG_R11]) } func (c *sigctxt) r12() uint64 { return uint64(c.regs().gregs[_REG_R12]) } func (c *sigctxt) r13() uint64 { return uint64(c.regs().gregs[_REG_R13]) } func (c *sigctxt) r14() uint64 { return uint64(c.regs().gregs[_REG_R14]) } func (c *sigctxt) r15() uint64 { return uint64(c.regs().gregs[_REG_R15]) } //go:nosplit //go:nowritebarrierrec func (c *sigctxt) rip() uint64 { return uint64(c.regs().gregs[_REG_RIP]) } func (c *sigctxt) rflags() uint64 { return uint64(c.regs().gregs[_REG_RFLAGS]) } func (c *sigctxt) cs() uint64 { return uint64(c.regs().gregs[_REG_CS]) } func (c *sigctxt) fs() uint64 { return uint64(c.regs().gregs[_REG_FS]) } func (c *sigctxt) gs() uint64 { return uint64(c.regs().gregs[_REG_GS]) } func (c *sigctxt) sigcode() uint64 { return uint64(c.info.si_code) } func (c *sigctxt) sigaddr() uint64 { return *(*uint64)(unsafe.Pointer(&c.info.__data[0])) } func (c *sigctxt) set_rip(x uint64) { c.regs().gregs[_REG_RIP] = int64(x) } func (c *sigctxt) set_rsp(x uint64) { c.regs().gregs[_REG_RSP] = int64(x) } func (c *sigctxt) set_sigcode(x uint64) { c.info.si_code = int32(x) } func (c *sigctxt) set_sigaddr(x uint64) { *(*uintptr)(unsafe.Pointer(&c.info.__data[0])) = uintptr(x) }