1 /* SPDX-License-Identifier: MIT */
3 * Define i386 target-specific constraint sets.
4 * Copyright (c) 2021 Linaro
8 * C_On_Im(...) defines a constraint set with <n> outputs and <m> inputs.
9 * Each operand should be a sequence of constraint letters as defined by
10 * tcg-target-con-str.h; the constraint combination is inclusive or.
12 * C_N1_Im(...) defines a constraint set with 1 output and <m> inputs,
13 * except that the output must use a new register.
15 * C_Nn_Om_Ik(...) defines a constraint set with <n + m> outputs and <k>
16 * inputs, except that the first <n> outputs must use new registers.
53 C_O1_I4(r, r, re, r, 0)
54 C_O1_I4(r, r, r, ri, ri)
58 C_O2_I3(a, d, 0, 1, r)
59 C_N1_O1_I4(r, r, 0, 1, re, re)