static void fixup_store()

in kernel/unaligned.c [162:192]

• 25 lines of code
• 8 McCabe index (conditional complexity)

static void fixup_store(struct disasm_state *state, struct pt_regs *regs,
			struct callee_regs *cregs)
{
	/* register write back */
	if ((state->aa == 1) || (state->aa == 2)) {
		set_reg(state->wb_reg, state->src2 + state->src3, regs, cregs);

		if (state->aa == 3)
			state->src3 = 0;
	} else if (state->aa == 3) {
		if (state->zz == 2) {
			set_reg(state->wb_reg, state->src2 + (state->src3 << 1),
				regs, cregs);
		} else if (!state->zz) {
			set_reg(state->wb_reg, state->src2 + (state->src3 << 2),
				regs, cregs);
		} else {
			goto fault;
		}
	}

	/* write fix-up */
	if (!state->zz)
		put32_unaligned_check(state->src1, state->src2 + state->src3);
	else
		put16_unaligned_check(state->src1, state->src2 + state->src3);

	return;

fault:	state->fault = 1;
}