RET
TEXT runtime·elf_savefpr(SB),NOSPLIT|NOFRAME,$0
	// R0 holds the LR of the caller's caller, R1 holds save location
	FMOVD	F14, -144(R1)
	FMOVD	F15, -136(R1)
	FMOVD	F16, -128(R1)
	FMOVD	F17, -120(R1)
	FMOVD	F18, -112(R1)
	FMOVD	F19, -104(R1)
	FMOVD	F20, -96(R1)
	FMOVD	F21, -88(R1)
	FMOVD	F22, -80(R1)
	FMOVD	F23, -72(R1)
	FMOVD	F24, -64(R1)
	FMOVD	F25, -56(R1)
	FMOVD	F26, -48(R1)

	"SP",  // aka R31

	"F0",
	"F1",
	"F2",
	"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",

	// If you add registers, update asyncPreempt in runtime.

#define V2_FEATURES_CX (1 << 0 | 1 << 9 | 1 << 13  | 1 << 19 | 1 << 20 | 1 << 23)
                         // LAHF/SAHF
#define V2_EXT_FEATURES_CX (1 << 0)
                                      // FMA       MOVBE     OSXSAVE   AVX       F16C
#define V3_FEATURES_CX (V2_FEATURES_CX | 1 << 12 | 1 << 22 | 1 << 27 | 1 << 28 | 1 << 29)
                                              // ABM (FOR LZNCT)
#define V3_EXT_FEATURES_CX (V2_EXT_FEATURES_CX | 1 << 5)