add forgotten x/sys vendor files

vendor/golang.org/x/sys/cpu/cpu_aix.go

@@ -0,0 +1,34 @@
+// Copyright 2019 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.
+
+// +build aix
+
+package cpu
+
+const cacheLineSize = 128
+
+const (
+	// getsystemcfg constants
+	_SC_IMPL     = 2
+	_IMPL_POWER8 = 0x10000
+	_IMPL_POWER9 = 0x20000
+)
+
+func init() {
+	impl := getsystemcfg(_SC_IMPL)
+	if impl&_IMPL_POWER8 != 0 {
+		PPC64.IsPOWER8 = true
+	}
+	if impl&_IMPL_POWER9 != 0 {
+		PPC64.IsPOWER9 = true
+	}
+
+	Initialized = true
+}
+
+func getsystemcfg(label int) (n uint64) {
+	r0, _ := callgetsystemcfg(label)
+	n = uint64(r0)
+	return
+}

vendor/golang.org/x/sys/cpu/cpu_arm64.go

@@ -0,0 +1,144 @@
+// Copyright 2019 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 cpu
+
+import "runtime"
+
+const cacheLineSize = 64
+
+func init() {
+	switch runtime.GOOS {
+	case "android", "darwin", "netbsd":
+		// Android and iOS don't seem to allow reading these registers.
+		//
+		// NetBSD:
+		// ID_AA64ISAR0_EL1 is a privileged register and cannot be read from EL0.
+		// It can be read via sysctl(3). Example for future implementers:
+		// https://nxr.netbsd.org/xref/src/usr.sbin/cpuctl/arch/aarch64.c
+		//
+		// Fake the minimal features expected by
+		// TestARM64minimalFeatures.
+		ARM64.HasASIMD = true
+		ARM64.HasFP = true
+	case "linux":
+		doinit()
+	default:
+		readARM64Registers()
+	}
+}
+
+func readARM64Registers() {
+	Initialized = true
+
+	// ID_AA64ISAR0_EL1
+	isar0 := getisar0()
+
+	switch extractBits(isar0, 4, 7) {
+	case 1:
+		ARM64.HasAES = true
+	case 2:
+		ARM64.HasAES = true
+		ARM64.HasPMULL = true
+	}
+
+	switch extractBits(isar0, 8, 11) {
+	case 1:
+		ARM64.HasSHA1 = true
+	}
+
+	switch extractBits(isar0, 12, 15) {
+	case 1:
+		ARM64.HasSHA2 = true
+	case 2:
+		ARM64.HasSHA2 = true
+		ARM64.HasSHA512 = true
+	}
+
+	switch extractBits(isar0, 16, 19) {
+	case 1:
+		ARM64.HasCRC32 = true
+	}
+
+	switch extractBits(isar0, 20, 23) {
+	case 2:
+		ARM64.HasATOMICS = true
+	}
+
+	switch extractBits(isar0, 28, 31) {
+	case 1:
+		ARM64.HasASIMDRDM = true
+	}
+
+	switch extractBits(isar0, 32, 35) {
+	case 1:
+		ARM64.HasSHA3 = true
+	}
+
+	switch extractBits(isar0, 36, 39) {
+	case 1:
+		ARM64.HasSM3 = true
+	}
+
+	switch extractBits(isar0, 40, 43) {
+	case 1:
+		ARM64.HasSM4 = true
+	}
+
+	switch extractBits(isar0, 44, 47) {
+	case 1:
+		ARM64.HasASIMDDP = true
+	}
+
+	// ID_AA64ISAR1_EL1
+	isar1 := getisar1()
+
+	switch extractBits(isar1, 0, 3) {
+	case 1:
+		ARM64.HasDCPOP = true
+	}
+
+	switch extractBits(isar1, 12, 15) {
+	case 1:
+		ARM64.HasJSCVT = true
+	}
+
+	switch extractBits(isar1, 16, 19) {
+	case 1:
+		ARM64.HasFCMA = true
+	}
+
+	switch extractBits(isar1, 20, 23) {
+	case 1:
+		ARM64.HasLRCPC = true
+	}
+
+	// ID_AA64PFR0_EL1
+	pfr0 := getpfr0()
+
+	switch extractBits(pfr0, 16, 19) {
+	case 0:
+		ARM64.HasFP = true
+	case 1:
+		ARM64.HasFP = true
+		ARM64.HasFPHP = true
+	}
+
+	switch extractBits(pfr0, 20, 23) {
+	case 0:
+		ARM64.HasASIMD = true
+	case 1:
+		ARM64.HasASIMD = true
+		ARM64.HasASIMDHP = true
+	}
+
+	switch extractBits(pfr0, 32, 35) {
+	case 1:
+		ARM64.HasSVE = true
+	}
+}
+
+func extractBits(data uint64, start, end uint) uint {
+	return (uint)(data>>start) & ((1 << (end - start + 1)) - 1)
+}

vendor/golang.org/x/sys/cpu/cpu_arm64.s

@@ -0,0 +1,31 @@
+// Copyright 2019 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.
+
+// +build !gccgo
+
+#include "textflag.h"
+
+// func getisar0() uint64
+TEXT ·getisar0(SB),NOSPLIT,$0-8
+	// get Instruction Set Attributes 0 into x0
+	// mrs x0, ID_AA64ISAR0_EL1 = d5380600
+	WORD	$0xd5380600
+	MOVD	R0, ret+0(FP)
+	RET
+
+// func getisar1() uint64
+TEXT ·getisar1(SB),NOSPLIT,$0-8
+	// get Instruction Set Attributes 1 into x0
+	// mrs x0, ID_AA64ISAR1_EL1 = d5380620
+	WORD	$0xd5380620
+	MOVD	R0, ret+0(FP)
+	RET
+
+// func getpfr0() uint64
+TEXT ·getpfr0(SB),NOSPLIT,$0-8
+	// get Processor Feature Register 0 into x0
+	// mrs x0, ID_AA64PFR0_EL1 = d5380400
+	WORD	$0xd5380400
+	MOVD	R0, ret+0(FP)
+	RET

vendor/golang.org/x/sys/cpu/cpu_gc_arm64.go

@@ -0,0 +1,11 @@
+// Copyright 2019 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.
+
+// +build !gccgo
+
+package cpu
+
+func getisar0() uint64
+func getisar1() uint64
+func getpfr0() uint64

vendor/golang.org/x/sys/cpu/cpu_gccgo_arm64.go

@@ -0,0 +1,11 @@
+// Copyright 2019 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.
+
+// +build gccgo
+
+package cpu
+
+func getisar0() uint64 { return 0 }
+func getisar1() uint64 { return 0 }
+func getpfr0() uint64  { return 0 }

vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.c

@@ -0,0 +1,43 @@
+// Copyright 2018 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.
+
+// +build 386 amd64 amd64p32
+// +build gccgo
+
+#include <cpuid.h>
+#include <stdint.h>
+
+// Need to wrap __get_cpuid_count because it's declared as static.
+int
+gccgoGetCpuidCount(uint32_t leaf, uint32_t subleaf,
+                   uint32_t *eax, uint32_t *ebx,
+                   uint32_t *ecx, uint32_t *edx)
+{
+	return __get_cpuid_count(leaf, subleaf, eax, ebx, ecx, edx);
+}
+
+// xgetbv reads the contents of an XCR (Extended Control Register)
+// specified in the ECX register into registers EDX:EAX.
+// Currently, the only supported value for XCR is 0.
+//
+// TODO: Replace with a better alternative:
+//
+//     #include <xsaveintrin.h>
+//
+//     #pragma GCC target("xsave")
+//
+//     void gccgoXgetbv(uint32_t *eax, uint32_t *edx) {
+//       unsigned long long x = _xgetbv(0);
+//       *eax = x & 0xffffffff;
+//       *edx = (x >> 32) & 0xffffffff;
+//     }
+//
+// Note that _xgetbv is defined starting with GCC 8.
+void
+gccgoXgetbv(uint32_t *eax, uint32_t *edx)
+{
+	__asm("  xorl %%ecx, %%ecx\n"
+	      "  xgetbv"
+	    : "=a"(*eax), "=d"(*edx));
+}

vendor/golang.org/x/sys/cpu/cpu_gccgo_x86.go

@@ -0,0 +1,26 @@
+// Copyright 2018 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.
+
+// +build 386 amd64 amd64p32
+// +build gccgo
+
+package cpu
+
+//extern gccgoGetCpuidCount
+func gccgoGetCpuidCount(eaxArg, ecxArg uint32, eax, ebx, ecx, edx *uint32)
+
+func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32) {
+	var a, b, c, d uint32
+	gccgoGetCpuidCount(eaxArg, ecxArg, &a, &b, &c, &d)
+	return a, b, c, d
+}
+
+//extern gccgoXgetbv
+func gccgoXgetbv(eax, edx *uint32)
+
+func xgetbv() (eax, edx uint32) {
+	var a, d uint32
+	gccgoXgetbv(&a, &d)
+	return a, d
+}

vendor/golang.org/x/sys/cpu/cpu_linux_mips64x.go

@@ -0,0 +1,22 @@
+// Copyright 2020 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.
+
+// +build mips64 mips64le
+
+package cpu
+
+// HWCAP bits. These are exposed by the Linux kernel 5.4.
+const (
+	// CPU features
+	hwcap_MIPS_MSA = 1 << 1
+)
+
+func doinit() {
+	// HWCAP feature bits
+	MIPS64X.HasMSA = isSet(hwCap, hwcap_MIPS_MSA)
+}
+
+func isSet(hwc uint, value uint) bool {
+	return hwc&value != 0
+}

vendor/golang.org/x/sys/cpu/hwcap_linux.go

@@ -0,0 +1,56 @@
+// Copyright 2019 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 cpu
+
+import (
+	"io/ioutil"
+)
+
+const (
+	_AT_HWCAP  = 16
+	_AT_HWCAP2 = 26
+
+	procAuxv = "/proc/self/auxv"
+
+	uintSize = int(32 << (^uint(0) >> 63))
+)
+
+// For those platforms don't have a 'cpuid' equivalent we use HWCAP/HWCAP2
+// These are initialized in cpu_$GOARCH.go
+// and should not be changed after they are initialized.
+var hwCap uint
+var hwCap2 uint
+
+func readHWCAP() error {
+	buf, err := ioutil.ReadFile(procAuxv)
+	if err != nil {
+		// e.g. on android /proc/self/auxv is not accessible, so silently
+		// ignore the error and leave Initialized = false. On some
+		// architectures (e.g. arm64) doinit() implements a fallback
+		// readout and will set Initialized = true again.
+		return err
+	}
+	bo := hostByteOrder()
+	for len(buf) >= 2*(uintSize/8) {
+		var tag, val uint
+		switch uintSize {
+		case 32:
+			tag = uint(bo.Uint32(buf[0:]))
+			val = uint(bo.Uint32(buf[4:]))
+			buf = buf[8:]
+		case 64:
+			tag = uint(bo.Uint64(buf[0:]))
+			val = uint(bo.Uint64(buf[8:]))
+			buf = buf[16:]
+		}
+		switch tag {
+		case _AT_HWCAP:
+			hwCap = val
+		case _AT_HWCAP2:
+			hwCap2 = val
+		}
+	}
+	return nil
+}

vendor/golang.org/x/sys/cpu/syscall_aix_gccgo.go

@@ -0,0 +1,27 @@
+// Copyright 2020 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.
+
+// Recreate a getsystemcfg syscall handler instead of
+// using the one provided by x/sys/unix to avoid having
+// the dependency between them. (See golang.org/issue/32102)
+// Morever, this file will be used during the building of
+// gccgo's libgo and thus must not used a CGo method.
+
+// +build aix
+// +build gccgo
+
+package cpu
+
+import (
+	"syscall"
+)
+
+//extern getsystemcfg
+func gccgoGetsystemcfg(label uint32) (r uint64)
+
+func callgetsystemcfg(label int) (r1 uintptr, e1 syscall.Errno) {
+	r1 = uintptr(gccgoGetsystemcfg(uint32(label)))
+	e1 = syscall.GetErrno()
+	return
+}

vendor/golang.org/x/sys/internal/unsafeheader/unsafeheader.go

@@ -0,0 +1,30 @@
+// Copyright 2020 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 unsafeheader contains header declarations for the Go runtime's
+// slice and string implementations.
+//
+// This package allows x/sys to use types equivalent to
+// reflect.SliceHeader and reflect.StringHeader without introducing
+// a dependency on the (relatively heavy) "reflect" package.
+package unsafeheader
+
+import (
+	"unsafe"
+)
+
+// Slice is the runtime representation of a slice.
+// It cannot be used safely or portably and its representation may change in a later release.
+type Slice struct {
+	Data unsafe.Pointer
+	Len  int
+	Cap  int
+}
+
+// String is the runtime representation of a string.
+// It cannot be used safely or portably and its representation may change in a later release.
+type String struct {
+	Data unsafe.Pointer
+	Len  int
+}

vendor/golang.org/x/sys/unix/errors_freebsd_arm64.go

@@ -0,0 +1,17 @@
+// Copyright 2020 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.
+
+// Constants that were deprecated or moved to enums in the FreeBSD headers. Keep
+// them here for backwards compatibility.
+
+package unix
+
+const (
+	DLT_HHDLC            = 0x79
+	IPV6_MIN_MEMBERSHIPS = 0x1f
+	IP_MAX_SOURCE_FILTER = 0x400
+	IP_MIN_MEMBERSHIPS   = 0x1f
+	RT_CACHING_CONTEXT   = 0x1
+	RT_NORTREF           = 0x2
+)

vendor/golang.org/x/sys/unix/syscall_illumos.go

@@ -0,0 +1,57 @@
+// Copyright 2009 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.
+
+// illumos system calls not present on Solaris.
+
+// +build amd64,illumos
+
+package unix
+
+import "unsafe"
+
+func bytes2iovec(bs [][]byte) []Iovec {
+	iovecs := make([]Iovec, len(bs))
+	for i, b := range bs {
+		iovecs[i].SetLen(len(b))
+		if len(b) > 0 {
+			// somehow Iovec.Base on illumos is (*int8), not (*byte)
+			iovecs[i].Base = (*int8)(unsafe.Pointer(&b[0]))
+		} else {
+			iovecs[i].Base = (*int8)(unsafe.Pointer(&_zero))
+		}
+	}
+	return iovecs
+}
+
+//sys   readv(fd int, iovs []Iovec) (n int, err error)
+
+func Readv(fd int, iovs [][]byte) (n int, err error) {
+	iovecs := bytes2iovec(iovs)
+	n, err = readv(fd, iovecs)
+	return n, err
+}
+
+//sys   preadv(fd int, iovs []Iovec, off int64) (n int, err error)
+
+func Preadv(fd int, iovs [][]byte, off int64) (n int, err error) {
+	iovecs := bytes2iovec(iovs)
+	n, err = preadv(fd, iovecs, off)
+	return n, err
+}
+
+//sys   writev(fd int, iovs []Iovec) (n int, err error)
+
+func Writev(fd int, iovs [][]byte) (n int, err error) {
+	iovecs := bytes2iovec(iovs)
+	n, err = writev(fd, iovecs)
+	return n, err
+}
+
+//sys   pwritev(fd int, iovs []Iovec, off int64) (n int, err error)
+
+func Pwritev(fd int, iovs [][]byte, off int64) (n int, err error) {
+	iovecs := bytes2iovec(iovs)
+	n, err = pwritev(fd, iovecs, off)
+	return n, err
+}

vendor/golang.org/x/sys/unix/zptrace_armnn_linux.go

@@ -0,0 +1,41 @@
+// Code generated by linux/mkall.go generatePtracePair("arm", "arm64"). DO NOT EDIT.
+
+// +build linux
+// +build arm arm64
+
+package unix
+
+import "unsafe"
+
+// PtraceRegsArm is the registers used by arm binaries.
+type PtraceRegsArm struct {
+	Uregs [18]uint32
+}
+
+// PtraceGetRegsArm fetches the registers used by arm binaries.
+func PtraceGetRegsArm(pid int, regsout *PtraceRegsArm) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsArm sets the registers used by arm binaries.
+func PtraceSetRegsArm(pid int, regs *PtraceRegsArm) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsArm64 is the registers used by arm64 binaries.
+type PtraceRegsArm64 struct {
+	Regs   [31]uint64
+	Sp     uint64
+	Pc     uint64
+	Pstate uint64
+}
+
+// PtraceGetRegsArm64 fetches the registers used by arm64 binaries.
+func PtraceGetRegsArm64(pid int, regsout *PtraceRegsArm64) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsArm64 sets the registers used by arm64 binaries.
+func PtraceSetRegsArm64(pid int, regs *PtraceRegsArm64) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zptrace_linux_arm64.go

@@ -0,0 +1,17 @@
+// Code generated by linux/mkall.go generatePtraceRegSet("arm64"). DO NOT EDIT.
+
+package unix
+
+import "unsafe"
+
+// PtraceGetRegSetArm64 fetches the registers used by arm64 binaries.
+func PtraceGetRegSetArm64(pid, addr int, regsout *PtraceRegsArm64) error {
+	iovec := Iovec{(*byte)(unsafe.Pointer(regsout)), uint64(unsafe.Sizeof(*regsout))}
+	return ptrace(PTRACE_GETREGSET, pid, uintptr(addr), uintptr(unsafe.Pointer(&iovec)))
+}
+
+// PtraceSetRegSetArm64 sets the registers used by arm64 binaries.
+func PtraceSetRegSetArm64(pid, addr int, regs *PtraceRegsArm64) error {
+	iovec := Iovec{(*byte)(unsafe.Pointer(regs)), uint64(unsafe.Sizeof(*regs))}
+	return ptrace(PTRACE_SETREGSET, pid, uintptr(addr), uintptr(unsafe.Pointer(&iovec)))
+}

vendor/golang.org/x/sys/unix/zptrace_mipsnn_linux.go

@@ -0,0 +1,50 @@
+// Code generated by linux/mkall.go generatePtracePair("mips", "mips64"). DO NOT EDIT.
+
+// +build linux
+// +build mips mips64
+
+package unix
+
+import "unsafe"
+
+// PtraceRegsMips is the registers used by mips binaries.
+type PtraceRegsMips struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMips fetches the registers used by mips binaries.
+func PtraceGetRegsMips(pid int, regsout *PtraceRegsMips) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMips sets the registers used by mips binaries.
+func PtraceSetRegsMips(pid int, regs *PtraceRegsMips) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsMips64 is the registers used by mips64 binaries.
+type PtraceRegsMips64 struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMips64 fetches the registers used by mips64 binaries.
+func PtraceGetRegsMips64(pid int, regsout *PtraceRegsMips64) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMips64 sets the registers used by mips64 binaries.
+func PtraceSetRegsMips64(pid int, regs *PtraceRegsMips64) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zptrace_mipsnnle_linux.go

@@ -0,0 +1,50 @@
+// Code generated by linux/mkall.go generatePtracePair("mipsle", "mips64le"). DO NOT EDIT.
+
+// +build linux
+// +build mipsle mips64le
+
+package unix
+
+import "unsafe"
+
+// PtraceRegsMipsle is the registers used by mipsle binaries.
+type PtraceRegsMipsle struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMipsle fetches the registers used by mipsle binaries.
+func PtraceGetRegsMipsle(pid int, regsout *PtraceRegsMipsle) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMipsle sets the registers used by mipsle binaries.
+func PtraceSetRegsMipsle(pid int, regs *PtraceRegsMipsle) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsMips64le is the registers used by mips64le binaries.
+type PtraceRegsMips64le struct {
+	Regs     [32]uint64
+	Lo       uint64
+	Hi       uint64
+	Epc      uint64
+	Badvaddr uint64
+	Status   uint64
+	Cause    uint64
+}
+
+// PtraceGetRegsMips64le fetches the registers used by mips64le binaries.
+func PtraceGetRegsMips64le(pid int, regsout *PtraceRegsMips64le) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsMips64le sets the registers used by mips64le binaries.
+func PtraceSetRegsMips64le(pid int, regs *PtraceRegsMips64le) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zptrace_x86_linux.go

@@ -0,0 +1,80 @@
+// Code generated by linux/mkall.go generatePtracePair("386", "amd64"). DO NOT EDIT.
+
+// +build linux
+// +build 386 amd64
+
+package unix
+
+import "unsafe"
+
+// PtraceRegs386 is the registers used by 386 binaries.
+type PtraceRegs386 struct {
+	Ebx      int32
+	Ecx      int32
+	Edx      int32
+	Esi      int32
+	Edi      int32
+	Ebp      int32
+	Eax      int32
+	Xds      int32
+	Xes      int32
+	Xfs      int32
+	Xgs      int32
+	Orig_eax int32
+	Eip      int32
+	Xcs      int32
+	Eflags   int32
+	Esp      int32
+	Xss      int32
+}
+
+// PtraceGetRegs386 fetches the registers used by 386 binaries.
+func PtraceGetRegs386(pid int, regsout *PtraceRegs386) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegs386 sets the registers used by 386 binaries.
+func PtraceSetRegs386(pid int, regs *PtraceRegs386) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}
+
+// PtraceRegsAmd64 is the registers used by amd64 binaries.
+type PtraceRegsAmd64 struct {
+	R15      uint64
+	R14      uint64
+	R13      uint64
+	R12      uint64
+	Rbp      uint64
+	Rbx      uint64
+	R11      uint64
+	R10      uint64
+	R9       uint64
+	R8       uint64
+	Rax      uint64
+	Rcx      uint64
+	Rdx      uint64
+	Rsi      uint64
+	Rdi      uint64
+	Orig_rax uint64
+	Rip      uint64
+	Cs       uint64
+	Eflags   uint64
+	Rsp      uint64
+	Ss       uint64
+	Fs_base  uint64
+	Gs_base  uint64
+	Ds       uint64
+	Es       uint64
+	Fs       uint64
+	Gs       uint64
+}
+
+// PtraceGetRegsAmd64 fetches the registers used by amd64 binaries.
+func PtraceGetRegsAmd64(pid int, regsout *PtraceRegsAmd64) error {
+	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+}
+
+// PtraceSetRegsAmd64 sets the registers used by amd64 binaries.
+func PtraceSetRegsAmd64(pid int, regs *PtraceRegsAmd64) error {
+	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+}

vendor/golang.org/x/sys/unix/zsyscall_illumos_amd64.go

@@ -0,0 +1,87 @@
+// go run mksyscall_solaris.go -illumos -tags illumos,amd64 syscall_illumos.go
+// Code generated by the command above; see README.md. DO NOT EDIT.
+
+// +build illumos,amd64
+
+package unix
+
+import (
+	"unsafe"
+)
+
+//go:cgo_import_dynamic libc_readv readv "libc.so"
+//go:cgo_import_dynamic libc_preadv preadv "libc.so"
+//go:cgo_import_dynamic libc_writev writev "libc.so"
+//go:cgo_import_dynamic libc_pwritev pwritev "libc.so"
+
+//go:linkname procreadv libc_readv
+//go:linkname procpreadv libc_preadv
+//go:linkname procwritev libc_writev
+//go:linkname procpwritev libc_pwritev
+
+var (
+	procreadv,
+	procpreadv,
+	procwritev,
+	procpwritev syscallFunc
+)
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func readv(fd int, iovs []Iovec) (n int, err error) {
+	var _p0 *Iovec
+	if len(iovs) > 0 {
+		_p0 = &iovs[0]
+	}
+	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procreadv)), 3, uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(len(iovs)), 0, 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func preadv(fd int, iovs []Iovec, off int64) (n int, err error) {
+	var _p0 *Iovec
+	if len(iovs) > 0 {
+		_p0 = &iovs[0]
+	}
+	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procpreadv)), 4, uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(len(iovs)), uintptr(off), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func writev(fd int, iovs []Iovec) (n int, err error) {
+	var _p0 *Iovec
+	if len(iovs) > 0 {
+		_p0 = &iovs[0]
+	}
+	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procwritev)), 3, uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(len(iovs)), 0, 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func pwritev(fd int, iovs []Iovec, off int64) (n int, err error) {
+	var _p0 *Iovec
+	if len(iovs) > 0 {
+		_p0 = &iovs[0]
+	}
+	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procpwritev)), 4, uintptr(fd), uintptr(unsafe.Pointer(_p0)), uintptr(len(iovs)), uintptr(off), 0, 0)
+	n = int(r0)
+	if e1 != 0 {
+		err = e1
+	}
+	return
+}