{12, loong64.REG_R13, 9, "R13"},
	{13, loong64.REG_R14, 10, "R14"},
	{14, loong64.REG_R15, 11, "R15"},
	{15, loong64.REG_R16, 12, "R16"},
	{16, loong64.REG_R17, 13, "R17"},
	{17, loong64.REG_R18, 14, "R18"},
	{18, loong64.REG_R19, 15, "R19"},
	{19, loong64.REG_R20, 16, "R20"},
	{20, loong64.REG_R21, 17, "R21"},
	{21, loong64.REGG, -1, "g"},
	{22, loong64.REG_R23, 18, "R23"},

	CMPEQD	F4, R5			// a010220c

	RDTIMELW R4, R0			// 80600000
	RDTIMEHW R4, R0			// 80640000
	RDTIMED  R4, R5			// 85680000

	MOVV    FCC0, R4		// 04dc1401
	MOVV    R4, FCC0		// 80d81401

	// Loong64 atomic memory access instructions
	AMSWAPB		R14, (R13), R12 // ac395c38
	AMSWAPH		R14, (R13), R12 // acb95c38
	AMSWAPW		R14, (R13), R12 // ac396038
	AMSWAPV		R14, (R13), R12 // acb96038

	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:

		},
		sys.AMD64, sys.ARM64, sys.Loong64, sys.MIPS, sys.MIPS64, sys.PPC64, sys.RISCV64, sys.S390X)

	addF("internal/runtime/atomic", "Store",
		func(s *state, n *ir.CallExpr, args []*ssa.Value) *ssa.Value {
			s.vars[memVar] = s.newValue3(ssa.OpAtomicStore32, types.TypeMem, args[0], args[1], s.mem())
			return nil
		},
		sys.AMD64, sys.ARM64, sys.Loong64, sys.MIPS, sys.MIPS64, sys.PPC64, sys.RISCV64, sys.S390X)

DATA	·alignPcFnAddr(SB)/8,$·alignPc(SB)
`,
	"loong64": `
#include "textflag.h"

TEXT	·alignPc(SB),NOSPLIT, $0-0
	MOVV	$2, R4
	PCALIGN	$512
	MOVV	$3, R5
	RET

GLOBL	·alignPcFnAddr(SB),RODATA,$8
DATA	·alignPcFnAddr(SB)/8,$·alignPc(SB)
`,
}

// TestFuncAlign verifies that the address of a function can be aligned
// with a specific value on arm64 and loong64.
func TestFuncAlign(t *testing.T) {

	// should never return
	JAL	runtime·abort(SB)
	UNDEF

/*
 * support for morestack
 */

// Called during function prolog when more stack is needed.
// Caller has already loaded:
// loong64: R31: LR
//
// The traceback routines see morestack on a g0 as being
// the top of a stack (for example, morestack calling newstack
// calling the scheduler calling newm calling gc), so we must

	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)
}

//		Supported only on linux/amd64, linux/arm64, linux/loong64, freebsd/amd64
//		and only with Clang/LLVM as the host C compiler.
//		PIE build mode will be used on all platforms except linux/amd64.
//	-asan
//		enable interoperation with address sanitizer.
//		Supported only on linux/arm64, linux/amd64, linux/loong64.
//		Supported on linux/amd64 or linux/arm64 and only with GCC 7 and higher

	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" {