Richard Henderson | 4c22e84 | 2020-10-16 22:20:55 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: MIT */ |
| 2 | /* |
| 3 | * Define i386 target-specific constraint sets. |
| 4 | * Copyright (c) 2021 Linaro |
| 5 | */ |
| 6 | |
| 7 | /* |
| 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. |
| 11 | * |
| 12 | * C_N1_Im(...) defines a constraint set with 1 output and <m> inputs, |
| 13 | * except that the output must use a new register. |
| 14 | */ |
| 15 | C_O0_I1(r) |
| 16 | C_O0_I2(L, L) |
| 17 | C_O0_I2(qi, r) |
| 18 | C_O0_I2(re, r) |
| 19 | C_O0_I2(ri, r) |
| 20 | C_O0_I2(r, re) |
| 21 | C_O0_I2(s, L) |
| 22 | C_O0_I2(x, r) |
| 23 | C_O0_I3(L, L, L) |
| 24 | C_O0_I3(s, L, L) |
| 25 | C_O0_I4(L, L, L, L) |
| 26 | C_O0_I4(r, r, ri, ri) |
| 27 | C_O1_I1(r, 0) |
| 28 | C_O1_I1(r, L) |
| 29 | C_O1_I1(r, q) |
| 30 | C_O1_I1(r, r) |
| 31 | C_O1_I1(x, r) |
| 32 | C_O1_I1(x, x) |
| 33 | C_O1_I2(Q, 0, Q) |
| 34 | C_O1_I2(q, r, re) |
| 35 | C_O1_I2(r, 0, ci) |
| 36 | C_O1_I2(r, 0, r) |
| 37 | C_O1_I2(r, 0, re) |
| 38 | C_O1_I2(r, 0, reZ) |
| 39 | C_O1_I2(r, 0, ri) |
| 40 | C_O1_I2(r, 0, rI) |
| 41 | C_O1_I2(r, L, L) |
| 42 | C_O1_I2(r, r, re) |
| 43 | C_O1_I2(r, r, ri) |
| 44 | C_O1_I2(r, r, rI) |
| 45 | C_O1_I2(x, x, x) |
| 46 | C_N1_I2(r, r, r) |
| 47 | C_N1_I2(r, r, rW) |
| 48 | C_O1_I3(x, x, x, x) |
| 49 | C_O1_I4(r, r, re, r, 0) |
| 50 | C_O1_I4(r, r, r, ri, ri) |
| 51 | C_O2_I1(r, r, L) |
| 52 | C_O2_I2(a, d, a, r) |
| 53 | C_O2_I2(r, r, L, L) |
| 54 | C_O2_I3(a, d, 0, 1, r) |
| 55 | C_O2_I4(r, r, 0, 1, re, re) |