xref: /qemu/tcg/i386/tcg-target-con-set.h (revision 4c22e840880e935ea07f1c4352bd8c54febff4df)
1*4c22e840SRichard Henderson /* SPDX-License-Identifier: MIT */
2*4c22e840SRichard Henderson /*
3*4c22e840SRichard Henderson  * Define i386 target-specific constraint sets.
4*4c22e840SRichard Henderson  * Copyright (c) 2021 Linaro
5*4c22e840SRichard Henderson  */
6*4c22e840SRichard Henderson 
7*4c22e840SRichard Henderson /*
8*4c22e840SRichard Henderson  * C_On_Im(...) defines a constraint set with <n> outputs and <m> inputs.
9*4c22e840SRichard Henderson  * Each operand should be a sequence of constraint letters as defined by
10*4c22e840SRichard Henderson  * tcg-target-con-str.h; the constraint combination is inclusive or.
11*4c22e840SRichard Henderson  *
12*4c22e840SRichard Henderson  * C_N1_Im(...) defines a constraint set with 1 output and <m> inputs,
13*4c22e840SRichard Henderson  * except that the output must use a new register.
14*4c22e840SRichard Henderson  */
15*4c22e840SRichard Henderson C_O0_I1(r)
16*4c22e840SRichard Henderson C_O0_I2(L, L)
17*4c22e840SRichard Henderson C_O0_I2(qi, r)
18*4c22e840SRichard Henderson C_O0_I2(re, r)
19*4c22e840SRichard Henderson C_O0_I2(ri, r)
20*4c22e840SRichard Henderson C_O0_I2(r, re)
21*4c22e840SRichard Henderson C_O0_I2(s, L)
22*4c22e840SRichard Henderson C_O0_I2(x, r)
23*4c22e840SRichard Henderson C_O0_I3(L, L, L)
24*4c22e840SRichard Henderson C_O0_I3(s, L, L)
25*4c22e840SRichard Henderson C_O0_I4(L, L, L, L)
26*4c22e840SRichard Henderson C_O0_I4(r, r, ri, ri)
27*4c22e840SRichard Henderson C_O1_I1(r, 0)
28*4c22e840SRichard Henderson C_O1_I1(r, L)
29*4c22e840SRichard Henderson C_O1_I1(r, q)
30*4c22e840SRichard Henderson C_O1_I1(r, r)
31*4c22e840SRichard Henderson C_O1_I1(x, r)
32*4c22e840SRichard Henderson C_O1_I1(x, x)
33*4c22e840SRichard Henderson C_O1_I2(Q, 0, Q)
34*4c22e840SRichard Henderson C_O1_I2(q, r, re)
35*4c22e840SRichard Henderson C_O1_I2(r, 0, ci)
36*4c22e840SRichard Henderson C_O1_I2(r, 0, r)
37*4c22e840SRichard Henderson C_O1_I2(r, 0, re)
38*4c22e840SRichard Henderson C_O1_I2(r, 0, reZ)
39*4c22e840SRichard Henderson C_O1_I2(r, 0, ri)
40*4c22e840SRichard Henderson C_O1_I2(r, 0, rI)
41*4c22e840SRichard Henderson C_O1_I2(r, L, L)
42*4c22e840SRichard Henderson C_O1_I2(r, r, re)
43*4c22e840SRichard Henderson C_O1_I2(r, r, ri)
44*4c22e840SRichard Henderson C_O1_I2(r, r, rI)
45*4c22e840SRichard Henderson C_O1_I2(x, x, x)
46*4c22e840SRichard Henderson C_N1_I2(r, r, r)
47*4c22e840SRichard Henderson C_N1_I2(r, r, rW)
48*4c22e840SRichard Henderson C_O1_I3(x, x, x, x)
49*4c22e840SRichard Henderson C_O1_I4(r, r, re, r, 0)
50*4c22e840SRichard Henderson C_O1_I4(r, r, r, ri, ri)
51*4c22e840SRichard Henderson C_O2_I1(r, r, L)
52*4c22e840SRichard Henderson C_O2_I2(a, d, a, r)
53*4c22e840SRichard Henderson C_O2_I2(r, r, L, L)
54*4c22e840SRichard Henderson C_O2_I3(a, d, 0, 1, r)
55*4c22e840SRichard Henderson C_O2_I4(r, r, 0, 1, re, re)
56