// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build dragonfly || freebsd || netbsd

#include "textflag.h"
#include "funcdata.h"

//
// Syscall9 support for AMD64, DragonFly, FreeBSD and NetBSD
//

// func Syscall9(trap int64, a1, a2, a3, a4, a5, a6, a7, a8, a9 int64) (r1, r2, err int64);
TEXT	·Syscall9(SB),NOSPLIT,$32-104

// Copyright 2016 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.

#include "textflag.h"
#include "funcdata.h"

// makeFuncStub is the code half of the function returned by MakeFunc.
// See the comment on the declaration of makeFuncStub in makefunc.go
// for more details.
// No arg size here, runtime pulls arg map out of the func value.

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build ppc64 || ppc64le

#include "go_asm.h"
#include "go_tls.h"
#include "funcdata.h"
#include "textflag.h"

// We have to resort to TLS variable to save g (R30).
// One reason is that external code might trigger
// SIGSEGV, and our runtime.sigtramp don't even know we

// Copyright 2016 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.

#include "go_asm.h"
#include "go_tls.h"
#include "funcdata.h"
#include "textflag.h"

// We have to resort to TLS variable to save g (R13).
// One reason is that external code might trigger
// SIGSEGV, and our runtime.sigtramp don't even know we

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build linux && (mips || mipsle)

#include "textflag.h"
#include "funcdata.h"

//
// System calls for mips, Linux
//

// func Syscall9(trap trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2, err uintptr);
// Actually Syscall8 but the rest of the code expects it to be named Syscall9.

// 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.

#include "textflag.h"
#include "funcdata.h"

//
// System calls for arm, Linux
//

#define SYS__LLSEEK 140  /* from zsysnum_linux_arm.go */
// func seek(fd int, offset int64, whence int) (newoffset int64, errno int)
// Implemented in assembly to avoid allocation when

// return the number of aux symbols s have.
func nAuxSym(s *LSym) int {
	n := 0
	if s.Gotype != nil {
		n++
	}
	if fn := s.Func(); fn != nil {
		// FuncInfo is an aux symbol, each Funcdata is an aux symbol
		n += 1 + len(fn.Pcln.Funcdata)
		if fn.dwarfInfoSym != nil && fn.dwarfInfoSym.Size != 0 {
			n++
		}
		if fn.dwarfLocSym != nil && fn.dwarfLocSym.Size != 0 {
			n++
		}

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build asan

#include "go_asm.h"
#include "go_tls.h"
#include "funcdata.h"
#include "textflag.h"

// This is like race_amd64.s, but for the asan calls.
// See race_amd64.s for detailed comments.

#ifdef GOOS_windows
#define RARG0 CX
#define RARG1 DX
#define RARG2 R8

	p.append(prog, "", true)
}

// asmFuncData assembles a FUNCDATA pseudo-op.
// FUNCDATA $1, funcdata<>+4(SB)
func (p *Parser) asmFuncData(operands [][]lex.Token) {
	if len(operands) != 2 {
		p.errorf("expect two operands for FUNCDATA")
		return
	}

	// Operand 0 must be an immediate constant.
	valueAddr := p.address(operands[0])
	if !p.validImmediate("FUNCDATA", &valueAddr) {
		return
	}

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build msan

#include "go_asm.h"
#include "go_tls.h"
#include "funcdata.h"
#include "textflag.h"

// This is like race_amd64.s, but for the msan calls.
// See race_amd64.s for detailed comments.

#ifdef GOOS_windows
#define RARG0 CX
#define RARG1 DX
#define RARG2 R8