// -static in CGO_LDFLAGS triggers a different code path
				// than -static in -extldflags, so test both.
				// See issue #16651.
				if goarch != "loong64" {
					// TODO(#56623): Why does this fail on loong64?
					cgoTest("auto-static", "test", "auto", "static", staticCheck)
				}
			}

			// PIE linking tests
			if t.supportedBuildmode("pie") && !disablePIE {

	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 {
			switch p.As {
			case obj.APCALIGN:

		} else {
			ehdr.Flags = 2 /* Version 2 ABI */
		}
		fallthrough
	case sys.AMD64, sys.ARM64, sys.Loong64, sys.MIPS64, sys.RISCV64:
		if ctxt.Arch.Family == sys.MIPS64 {
			ehdr.Flags = 0x20000004 /* MIPS 3 CPIC */
		}
		if ctxt.Arch.Family == sys.Loong64 {
			ehdr.Flags = 0x43 /* DOUBLE_FLOAT, OBJABI_V1 */
		}
		if ctxt.Arch.Family == sys.RISCV64 {

	rebuildall bool
	noOpt      bool
	isRelease  bool

	vflag int // verbosity
)

// The known architectures.
var okgoarch = []string{
	"386",
	"amd64",
	"arm",
	"arm64",
	"loong64",
	"mips",
	"mipsle",
	"mips64",
	"mips64le",
	"ppc64",
	"ppc64le",
	"riscv64",
	"s390x",
	"sparc64",
	"wasm",
}

// The known operating systems.
var okgoos = []string{
	"darwin",

		return sz <= 16 || (sz < 1024 && disjoint(dst, sz, src, sz))
	case "386", "arm64":
		return sz <= 8
	case "s390x", "ppc64", "ppc64le":
		return sz <= 8 || disjoint(dst, sz, src, sz)
	case "arm", "loong64", "mips", "mips64", "mipsle", "mips64le":
		return sz <= 4
	}
	return false
}
func IsInlinableMemmove(dst, src *Value, sz int64, c *Config) bool {
	return isInlinableMemmove(dst, src, sz, c)
}

		"386":     {"GO386", "sse2", "softfloat"},
		"amd64":   {"GOAMD64", "v1", "v2", "v3", "v4"},
		"arm":     {"GOARM", "5", "6", "7", "7,softfloat"},
		"arm64":   {"GOARM64", "v8.0", "v8.1"},
		"loong64": {},
		"mips":    {"GOMIPS", "hardfloat", "softfloat"},
		"mips64":  {"GOMIPS64", "hardfloat", "softfloat"},
		"ppc64":   {"GOPPC64", "power8", "power9", "power10"},

	case sys.S390X:
		return []string{"-m64"}
	case sys.ARM:
		return []string{"-marm"}
	case sys.ARM64:
		if buildcfg.GOOS == "darwin" {
			return []string{"-arch", "arm64"}
		}
	case sys.Loong64:
		return []string{"-mabi=lp64d"}
	case sys.MIPS64:
		return []string{"-mabi=64"}
	case sys.MIPS:
		return []string{"-mabi=32"}
	case sys.PPC64:
		if buildcfg.GOOS == "aix" {

		case "amd64":
			s.allocatable &^= 1 << 15 // R15
		case "arm":
			s.allocatable &^= 1 << 9 // R9
		case "arm64":
			// nothing to do
		case "loong64": // R2 (aka TP) already reserved.
			// nothing to do
		case "ppc64le": // R2 already reserved.
			// nothing to do
		case "riscv64": // X3 (aka GP) and X4 (aka TP) already reserved.
			// nothing to do

		if gomips == "hardfloat" {
			return []string{"-mabi=32", "-mfp32", "-mhard-float", "-mno-odd-spreg"}
		} else if gomips == "softfloat" {
			return []string{"-mabi=32", "-msoft-float"}
		}
	case "loong64":
		return []string{"-mabi=lp64d"}
	}
	return nil
}

func gccTmp() string {
	return *objDir + "_cgo_.o"
}

// gccCmd returns the gcc command line to use for compiling