o1, o2 = pfxload(p.As, p.To.Reg, int16(r), PFX_R_ABS)
			o1 |= uint32((v >> 16) & 0x3FFFF)
			o2 |= uint32(v & 0xFFFF)
		} else {
			if o.a6 == C_REG {
				// Reuse the base register when loading a GPR (C_REG) to avoid
				// using REGTMP (R31) when possible.
				o1 = AOP_IRR(OP_ADDIS, uint32(p.To.Reg), uint32(r), uint32(high16adjusted(v)))
				o2 = AOP_IRR(c.opload(p.As), uint32(p.To.Reg), uint32(p.To.Reg), uint32(v))

(FMOVDgpfp <t> (Arg [off] {sym})) => @b.Func.Entry (Arg <t> [off] {sym})
(FMOVDfpgp <t> (Arg [off] {sym})) => @b.Func.Entry (Arg <t> [off] {sym})

// Similarly for stores, if we see a store after FPR <=> GPR move, then redirect store to use the other register set.
(MOVDstore  [off] {sym} ptr (FMOVDfpgp val) mem) => (FMOVDstore [off] {sym} ptr val mem)
(FMOVDstore [off] {sym} ptr (FMOVDgpfp val) mem) => (MOVDstore [off] {sym} ptr val mem)