// Fold offsets for stores.
(MOV(D|W|H|B)store [off1] {sym} (ADDconst [off2] x) val mem) && (is16Bit(int64(off1)+off2) || (supportsPPC64PCRel() && is32Bit(int64(off1)+off2))) => (MOV(D|W|H|B)store [off1+int32(off2)] {sym} x val mem)

(FMOV(S|D)store [off1] {sym} (ADDconst [off2] ptr) val mem) && (is16Bit(int64(off1)+off2) || (supportsPPC64PCRel() && is32Bit(int64(off1)+off2))) => (FMOV(S|D)store [off1+int32(off2)] {sym} ptr val mem)

func hasSmallRotate(c *Config) bool {
	switch c.arch {
	case "amd64", "386":
		return true
	default:
		return false
	}
}

func supportsPPC64PCRel() bool {
	// PCRel is currently supported for >= power10, linux only
	// Internal and external linking supports this on ppc64le; internal linking on ppc64.
	return buildcfg.GOPPC64 >= 10 && buildcfg.GOOS == "linux"