}
}

// stacksplitPre generates the function stack check prologue following
// Prog p (which should be the TEXT Prog). It returns one or two
// branch Progs that must be patched to jump to the morestack epilogue,
// and the Prog that starts the morestack check.
func (c *ctxtz) stacksplitPre(p *obj.Prog, framesize int32) (pPre, pPreempt, pCheck *obj.Prog) {
	if c.ctxt.Flag_maymorestack != "" {
		// Save LR and REGCTXT
		const frameSize = 16

	"path/filepath"
	"time"
)

const prog = `
package main

import _ "os/signal"

func main() {
  c := make(chan int)
  c <- 1
}
`

func main() {
	dir, err := ioutil.TempDir("", "21576")
	if err != nil {
		log.Fatal(err)
	}
	defer os.RemoveAll(dir)

	file := filepath.Join(dir, "main.go")
	if err := ioutil.WriteFile(file, []byte(prog), 0655); err != nil {
		log.Fatalf("Write error %v", err)

	"cmd/compile/internal/ir"
	"cmd/compile/internal/objw"
	"cmd/compile/internal/types"
	"cmd/internal/obj"
	"cmd/internal/obj/riscv"
)

func zeroRange(pp *objw.Progs, p *obj.Prog, off, cnt int64, _ *uint32) *obj.Prog {
	if cnt == 0 {
		return p
	}

	// Adjust the frame to account for LR.
	off += base.Ctxt.Arch.FixedFrameSize

	if cnt < int64(4*types.PtrSize) {

		zs,
	}
	var buf bytes.Buffer
	err = template.Must(template.New("prog").Parse(prog)).Execute(&buf, v)
	if err != nil {
		log.Fatal(err)
	}
	data, err := format.Source(buf.Bytes())
	if err != nil {
		log.Fatal(err)
	}
	err = os.WriteFile(*filename, data, 0644)
	if err != nil {
		log.Fatal(err)
	}
}

const prog = `
// Copyright 2013 The Go Authors. All rights reserved.

        buf.enc_ndr_long(2); /* syntax version */
    }


    @Override
    public void decode_out ( NdrBuffer buf ) throws NdrException {
        buf.dec_ndr_short(); /* max transmit frag size */
        buf.dec_ndr_short(); /* max receive frag size */
        buf.dec_ndr_long(); /* assoc. group */
        int n = buf.dec_ndr_short(); /* secondary addr len */
        buf.advance(n); /* secondary addr */
        buf.align(4);

// pprofCgoThreadTraceback is passed to runtime.SetCgoTraceback.
// For testing purposes it pretends that all CPU hits on the cpuHog
// C thread are in cpuHog.
void pprofCgoThreadTraceback(void* parg) {
	struct cgoTracebackArg* arg = (struct cgoTracebackArg*)(parg);
	if (pthread_self() == tid) {
		arg->buf[0] = (uintptr_t)(cpuHogThread) + 0x10;
		arg->buf[1] = (uintptr_t)(cpuHogThread2) + 0x4;
		arg->buf[2] = 0;
	} else
		arg->buf[0] = 0;
}

}

button:hover {
    background-color: #eee;
    cursor: pointer;
}

dl.ssa-gen {
    padding-left: 0;
}

dt.ssa-prog-src {
    padding: 0;
    margin: 0;
    float: left;
    width: 4em;
}

dd.ssa-prog {
    padding: 0;
    margin-right: 0;
    margin-left: 4em;
}

.dead-value {
    color: gray;
}

.dead-block {
    opacity: 0.5;

		case ARET:
			if p.Link != nil {
				p.Link.Mark |= LABEL
			}
		}
	}

	var mov, add obj.As

	add = AADDV
	mov = AMOVV

	var q *obj.Prog
	var q1 *obj.Prog
	autosize := int32(0)
	var p1 *obj.Prog
	var p2 *obj.Prog
	for p := c.cursym.Func().Text; p != nil; p = p.Link {
		o := p.As
		switch o {
		case obj.ATEXT:
			autosize = int32(textstksiz)

	uintptr_t* buf;
	uintptr_t max;
};

// msanGoTraceback is registered as the cgo traceback function.
// This will be called when a signal occurs.
void msanGoTraceback(void* parg) {
	struct cgoTracebackArg* arg = (struct cgoTracebackArg*)(parg);
        arg->buf[0] = 0;
}

// msanGoWait will be called with all registers undefined as far as
// msan is concerned. It just waits for a signal.

}

struct CgoTracebackArg {
	uintptr_t context;
        uintptr_t sigContext;
	uintptr_t *buf;
        uintptr_t max;
};

void CollectCgoTraceback(void* parg) {
        struct CgoTracebackArg* arg = (struct CgoTracebackArg*)(parg);
	arg->buf[0] = (uintptr_t)(CPUHogCFunction0);
	arg->buf[1] = (uintptr_t)(CPUHogCFunction);
	arg->buf[2] = 0;
};
*/
import "C"

import (
	"log"
	"os"
	"runtime"