for _, f := range a.File {
		writeUint32(uint32(f))
	}
	writeUint32(uint32(len(a.InlTree)))
	for i := range a.InlTree {
		a.InlTree[i].Write(w)
	}
}

// FuncInfoLengths is a cache containing a roadmap of offsets and
// lengths for things within a serialized FuncInfo. Each length field
// stores the number of items (e.g. files, inltree nodes, etc), and the
// corresponding "off" field stores the byte offset of the start of

	checked := map[string]bool{}
	x, err := os.ReadFile("./align_runtime_test.go")
	if err != nil {
		t.Fatalf("read failed: %v", err)
	}
	fieldDesc := map[int]string{}
	r := regexp.MustCompile(`unsafe[.]Offsetof[(](\w+){}[.](\w+)[)]`)
	matches := r.FindAllStringSubmatch(string(x), -1)
	for i, v := range matches {
		checked["field runtime."+v[1]+"."+v[2]] = true
		fieldDesc[i] = v[1] + "." + v[2]
	}
	varDesc := map[int]string{}

func (p *parser) loadBatch(pid int32, events []Event) ([]Event, error) {
	offsets := p.batchOffsets[pid]
	if len(offsets) == 0 {
		return nil, io.EOF
	}
	n := offsets[0].numEvents
	offset := offsets[0].offset
	offsets = offsets[1:]
	p.batchOffsets[pid] = offsets

	p.off = offset

	if cap(events) < n {
		events = make([]Event, 0, n)
	}

	gotHeader := false

// license that can be found in the LICENSE file.

//go:build ppc64 || ppc64le

#include "textflag.h"
#include "funcdata.h"
#include "asm_ppc64x.h"

// The frames of each of the two functions below contain two locals, at offsets
// that are known to the runtime.
//
// The first local is a bool called retValid with a whole pointer-word reserved
// for it on the stack. The purpose of this word is so that the runtime knows

}

// calcStructOffset computes the offsets of a sequence of fields,
// starting at the given offset. It returns the resulting offset and
// maximum field alignment.
func calcStructOffset(t *Type, fields []*Field, offset int64) int64 {
	for _, f := range fields {
		CalcSize(f.Type)
		offset = RoundUp(offset, int64(f.Type.align))

		if t.IsStruct() { // param offsets depend on ABI
			f.Offset = offset

	//                         size_t len, unsigned int flags);
	//
	// Note that in the call to unix.CopyFileRange below, we use nil
	// values for off_in and off_out. For the system call, this means
	// "use and update the file offsets". That is why we must acquire
	// locks for both file descriptors (and why this whole machinery is
	// in the internal/poll package to begin with).
	if err := dst.writeLock(); err != nil {
		return 0, err
	}

	_ = *bigstructp // ERROR "nil check"
	_ = *empty1p    // ERROR "nil check"
}

func fx10k() *[10000]int

var b bool

func f3(x *[10000]int) {
	// Using a huge type and huge offsets so the compiler
	// does not expect the memory hardware to fault.
	_ = x[9999] // ERROR "nil check"

	for {
		if x[9999] != 0 { // ERROR "nil check"
			break
		}
	}

	x = fx10k()

// Returns the type of the size tensor used to track a data structure's element
// count. It is a tensor<1xi32>, and we use R1 instead of a scalar because it is
// easier to concat it with other offsets.
TensorType GetSizeType(OpBuilder builder);

// Reshapes a scalar value to match the size type tensor<i32>.
Value ReshapeScalarToSizeType(OpBuilder builder, Value scalar, Location loc);

	MOVL	$SYS_thr_new, AX
	INT	$0x80
	JAE	2(PC)
	NEGL	AX
	MOVL	AX, ret+8(FP)
	RET

// Called by OS using C ABI.
TEXT runtime·thr_start(SB),NOSPLIT,$0
	NOP	SP	// tell vet SP changed - stop checking offsets
	MOVL	4(SP), AX // m
	MOVL	m_g0(AX), BX
	LEAL	m_tls(AX), BP
	MOVL	m_id(AX), DI
	ADDL	$7, DI
	PUSHAL
	PUSHL	$32
	PUSHL	BP
	PUSHL	DI
	CALL	runtime·setldt(SB)
	POPL	AX
	POPL	AX
	POPL	AX
	POPAL

}

func direntIno(buf []byte) (uint64, bool) {
	return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
}

func direntReclen(buf []byte) (uint64, bool) {
	return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
}

func direntNamlen(buf []byte) (uint64, bool) {
	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
}