ExecutionResult runAndFail() {
        withEnabledBuildCache().fails("cacheable")
    }

    void assertCacheWasCleanedUpSince(long lastCleanupCheck) {
        def buildOp = operations.only("Clean up ${getBuildCacheName()} ($cacheDir)")
        buildOp.details.cacheLocation == cacheDir
        assert gcFile().lastModified() > lastCleanupCheck
    }

    void assertCacheWasNotCleanedUpSince(long lastCleanupCheck) {

func TestOptabReinit(t *testing.T) {
	buildcfg.GOOS = "linux"
	buildcfg.GOARCH = "ppc64le"
	buildcfg.GOPPC64 = 8
	buildop(nil)
	optabLen := len(optab)
	buildcfg.GOPPC64 = 9
	buildop(nil)
	reinitOptabLen := len(optab)
	if reinitOptabLen != optabLen {
		t.Errorf("rerunning buildop changes optab size from %d to %d", optabLen, reinitOptabLen)
	}

		return
	}

	c := ctxt0{ctxt: ctxt, newprog: newprog, cursym: cursym, autosize: int32(p.To.Offset + ctxt.Arch.FixedFrameSize)}

	if oprange[AOR&obj.AMask] == nil {
		c.ctxt.Diag("mips ops not initialized, call mips.buildop first")
	}

	pc := int64(0)
	p.Pc = pc

	var m int
	var o *Optab
	for p = p.Link; p != nil; p = p.Link {
		p.Pc = pc
		o = c.oplook(p)
		m = int(o.size)
		if m == 0 {

var Linkppc64 = obj.LinkArch{
	Arch:           sys.ArchPPC64,
	Init:           buildop,
	Preprocess:     preprocess,
	Assemble:       span9,
	Progedit:       progedit,
	UnaryDst:       unaryDst,
	DWARFRegisters: PPC64DWARFRegisters,
}

var Linkppc64le = obj.LinkArch{
	Arch:           sys.ArchPPC64LE,
	Init:           buildop,
	Preprocess:     preprocess,
	Assemble:       span9,

	}

	c := ctxt0{ctxt: ctxt, newprog: newprog, cursym: cursym, autosize: int32(p.To.Offset + ctxt.Arch.FixedFrameSize)}

	if oprange[AOR&obj.AMask] == nil {
		c.ctxt.Diag("loong64 ops not initialized, call loong64.buildop first")
	}

	pc := int64(0)
	p.Pc = pc

	var m int
	var o *Optab
	for p = p.Link; p != nil; p = p.Link {
		p.Pc = pc
		o = c.oplook(p)
		m = int(o.size)
		if m == 0 {

func opset(a, b0 obj.As) {
	oprange[a&obj.AMask] = oprange[b0]
}

// Determine if the build configuration requires a TOC pointer.
// It is assumed this always called after buildop.
func NeedTOCpointer(ctxt *obj.Link) bool {
	return !pfxEnabled && ctxt.Flag_shared
}

// Build the opcode table
func buildop(ctxt *obj.Link) {
	// Limit PC-relative prefix instruction usage to supported and tested targets.

package riscv

import (
	"cmd/internal/obj"
	"cmd/internal/objabi"
	"cmd/internal/sys"
	"fmt"
	"internal/abi"
	"internal/buildcfg"
	"log"
	"math/bits"
	"strings"
)

func buildop(ctxt *obj.Link) {}

func jalToSym(ctxt *obj.Link, p *obj.Prog, lr int16) {
	switch p.As {
	case obj.ACALL, obj.AJMP, obj.ARET, obj.ADUFFZERO, obj.ADUFFCOPY:
	default:
		ctxt.Diag("unexpected Prog in jalToSym: %v", p)

const buildIDSeparator = "/"

// actionID returns the action ID half of a build ID.
func actionID(buildID string) string {
	i := strings.Index(buildID, buildIDSeparator)
	if i < 0 {
		return buildID
	}
	return buildID[:i]
}

// contentID returns the content ID half of a build ID.
func contentID(buildID string) string {
	return buildID[strings.LastIndex(buildID, buildIDSeparator)+1:]
}

	p := cursym.Func().Text
	if p == nil || p.Link == nil { // handle external functions and ELF section symbols
		return
	}

	if oprange[AORW&obj.AMask] == nil {
		ctxt.Diag("s390x ops not initialized, call s390x.buildop first")
	}

	c := ctxtz{ctxt: ctxt, newprog: newprog, cursym: cursym, autosize: int32(p.To.Offset)}

	buffer := make([]byte, 0)
	changed := true
	loop := 0
	nrelocs0 := len(c.cursym.R)
	for changed {

	if p == nil || p.Link == nil { // handle external functions and ELF section symbols
		return
	}

	if oprange[AAND&obj.AMask] == nil {
		ctxt.Diag("arm64 ops not initialized, call arm64.buildop first")
	}

	c := ctxt7{ctxt: ctxt, newprog: newprog, cursym: cursym, autosize: int32(p.To.Offset & 0xffffffff), extrasize: int32(p.To.Offset >> 32)}
	p.To.Offset &= 0xffffffff // extrasize is no longer needed