MOVD F13, 336(R29)
	MOVD F14, 344(R29)
	MOVD F15, 352(R29)
	MOVD F16, 360(R29)
	MOVD F17, 368(R29)
	MOVD F18, 376(R29)
	MOVD F19, 384(R29)
	MOVD F20, 392(R29)
	MOVD F21, 400(R29)
	MOVD F22, 408(R29)
	MOVD F23, 416(R29)
	MOVD F24, 424(R29)
	MOVD F25, 432(R29)
	MOVD F26, 440(R29)
	MOVD F27, 448(R29)
	MOVD F28, 456(R29)
	MOVD F29, 464(R29)
	MOVD F30, 472(R29)
	MOVD F31, 480(R29)
	#endif
	CALL ·asyncPreempt2(SB)

	MOVD F13, 312(X2)
	MOVD F14, 320(X2)
	MOVD F15, 328(X2)
	MOVD F16, 336(X2)
	MOVD F17, 344(X2)
	MOVD F18, 352(X2)
	MOVD F19, 360(X2)
	MOVD F20, 368(X2)
	MOVD F21, 376(X2)
	MOVD F22, 384(X2)
	MOVD F23, 392(X2)
	MOVD F24, 400(X2)
	MOVD F25, 408(X2)
	MOVD F26, 416(X2)
	MOVD F27, 424(X2)
	MOVD F28, 432(X2)
	MOVD F29, 440(X2)
	MOVD F30, 448(X2)
	MOVD F31, 456(X2)
	CALL ·asyncPreempt2(SB)
	MOVD 456(X2), F31

	MOVD	R31, 184(R1)
	FMOVD	F14, 192(R1)
	FMOVD	F15, 200(R1)
	FMOVD	F16, 208(R1)
	FMOVD	F17, 216(R1)
	FMOVD	F18, 224(R1)
	FMOVD	F19, 232(R1)
	FMOVD	F20, 240(R1)
	FMOVD	F21, 248(R1)
	FMOVD	F22, 256(R1)
	FMOVD	F23, 264(R1)
	FMOVD	F24, 272(R1)
	FMOVD	F25, 280(R1)
	FMOVD	F26, 288(R1)
	FMOVD	F27, 296(R1)
	FMOVD	F28, 304(R1)
	FMOVD	F29, 312(R1)
	FMOVD	F30, 320(R1)
	FMOVD	F31, 328(R1)

	// Synchronous initialization.

	MOVF F13, 168(R29)
	MOVF F14, 172(R29)
	MOVF F15, 176(R29)
	MOVF F16, 180(R29)
	MOVF F17, 184(R29)
	MOVF F18, 188(R29)
	MOVF F19, 192(R29)
	MOVF F20, 196(R29)
	MOVF F21, 200(R29)
	MOVF F22, 204(R29)
	MOVF F23, 208(R29)
	MOVF F24, 212(R29)
	MOVF F25, 216(R29)
	MOVF F26, 220(R29)
	MOVF F27, 224(R29)
	MOVF F28, 228(R29)
	MOVF F29, 232(R29)
	MOVF F30, 236(R29)
	MOVF F31, 240(R29)
	#endif
	CALL ·asyncPreempt2(SB)

func f20[S2 ~[]E2, E2 ~byte, E1 ~byte, S1 ~[]E1](S1, S2) {}
func f21[E2 ~byte, S2 ~[]E2, E1 ~byte, S1 ~[]E1](S1, S2) {}
func f22[E1 ~byte, S2 ~[]E2, E2 ~byte, S1 ~[]E1](S1, S2) {}
func f23[S2 ~[]E2, E1 ~byte, E2 ~byte, S1 ~[]E1](S1, S2) {}

type myByte byte

func _(a []byte, b []myByte) {
	f00(a, b)
	f01(a, b)
	f02(a, b)
	f03(a, b)
	f04(a, b)
	f05(a, b)
	f06(a, b)
	f07(a, b)

	//TODO FCVTMS F23, R16                     // f002309e
	//TODO FCVTMS F16, R22                     // 1602701e
	//TODO FCVTMS F14, R19                     // d301709e
	//TODO FCVTMU F14, F8                      // c8b9217e
	//TODO VFCVTMU V7.D2, V1.D2                // e1b8616e
	//TODO FCVTMU F2, R0                       // 4000311e
	//TODO FCVTMU F23, R19                     // f302319e

	FMOVD	F17, (offset+8*3)(R1)  \
	FMOVD	F18, (offset+8*4)(R1)  \
	FMOVD	F19, (offset+8*5)(R1)  \
	FMOVD	F20, (offset+8*6)(R1)  \
	FMOVD	F21, (offset+8*7)(R1)  \
	FMOVD	F22, (offset+8*8)(R1)  \
	FMOVD	F23, (offset+8*9)(R1)  \
	FMOVD	F24, (offset+8*10)(R1) \
	FMOVD	F25, (offset+8*11)(R1) \
	FMOVD	F26, (offset+8*12)(R1) \
	FMOVD	F27, (offset+8*13)(R1) \
	FMOVD	F28, (offset+8*14)(R1) \
	FMOVD	F29, (offset+8*15)(R1) \

	MOV	X26, (11*8)(X2)
	MOV	g, (12*8)(X2)
	MOVF	F8, (13*8)(X2)
	MOVF	F9, (14*8)(X2)
	MOVF	F18, (15*8)(X2)
	MOVF	F19, (16*8)(X2)
	MOVF	F20, (17*8)(X2)
	MOVF	F21, (18*8)(X2)
	MOVF	F22, (19*8)(X2)
	MOVF	F23, (20*8)(X2)
	MOVF	F24, (21*8)(X2)
	MOVF	F25, (22*8)(X2)
	MOVF	F26, (23*8)(X2)
	MOVF	F27, (24*8)(X2)

	MOV	m_g0(X10), g
	CALL	runtime·save_g(SB)

	CALL	runtime·mstart(SB)

	"F3",
	"F4",
	"F5",
	"F6",
	"F7",
	"F8",
	"F9",
	"F10",
	"F11",
	"F12",
	"F13",
	"F14",
	"F15",

	"F16",
	"F17",
	"F18",
	"F19",
	"F20",
	"F21",
	"F22",
	"F23",
	"F24",
	"F25",
	"F26",
	"F27",
	"F28",
	"F29",
	"F30",
	"F31",

	"SP",
	"g",

	// pseudo-registers
	"SB",
}

func init() {
	// Make map from reg names to reg integers.

	{
		// Passing a Go string is fine.
		name: "passstring",
		c: `#include <stddef.h>
		    typedef struct { const char *p; ptrdiff_t n; } gostring23;
		    gostring23 f23(gostring23 s) { return s; }`,
		imports: []string{"unsafe"},
		body:    `s := "a"; r := C.f23(*(*C.gostring23)(unsafe.Pointer(&s))); if *(*string)(unsafe.Pointer(&r)) != s { panic(r) }`,
	},
	{
		// Passing a slice of Go strings fails.
		name:    "passstringslice",