diff options
Diffstat (limited to 'tests/tcg')
| -rw-r--r-- | tests/tcg/hexagon/Makefile.target | 1 | ||||
| -rw-r--r-- | tests/tcg/hexagon/brev.c | 190 |
2 files changed, 191 insertions, 0 deletions
diff --git a/tests/tcg/hexagon/Makefile.target b/tests/tcg/hexagon/Makefile.target index 15c7091db5..6e38950d23 100644 --- a/tests/tcg/hexagon/Makefile.target +++ b/tests/tcg/hexagon/Makefile.target @@ -43,6 +43,7 @@ HEX_TESTS += dual_stores HEX_TESTS += multi_result HEX_TESTS += mem_noshuf HEX_TESTS += circ +HEX_TESTS += brev HEX_TESTS += atomics HEX_TESTS += fpstuff diff --git a/tests/tcg/hexagon/brev.c b/tests/tcg/hexagon/brev.c new file mode 100644 index 0000000000..9736a2405d --- /dev/null +++ b/tests/tcg/hexagon/brev.c @@ -0,0 +1,190 @@ +/* + * Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include <stdio.h> +#include <string.h> + +int err; + +#define NBITS 8 +#define SIZE (1 << NBITS) + +long long dbuf[SIZE] __attribute__((aligned(1 << 16))) = {0}; +int wbuf[SIZE] __attribute__((aligned(1 << 16))) = {0}; +short hbuf[SIZE] __attribute__((aligned(1 << 16))) = {0}; +unsigned char bbuf[SIZE] __attribute__((aligned(1 << 16))) = {0}; + +/* + * We use the C preporcessor to deal with the combinations of types + */ + +#define BREV_LOAD(SZ, RES, ADDR, INC) \ + __asm__( \ + "m0 = %2\n\t" \ + "%0 = mem" #SZ "(%1++m0:brev)\n\t" \ + : "=r"(RES), "+r"(ADDR) \ + : "r"(INC) \ + : "m0") + +#define BREV_LOAD_b(RES, ADDR, INC) \ + BREV_LOAD(b, RES, ADDR, INC) +#define BREV_LOAD_ub(RES, ADDR, INC) \ + BREV_LOAD(ub, RES, ADDR, INC) +#define BREV_LOAD_h(RES, ADDR, INC) \ + BREV_LOAD(h, RES, ADDR, INC) +#define BREV_LOAD_uh(RES, ADDR, INC) \ + BREV_LOAD(uh, RES, ADDR, INC) +#define BREV_LOAD_w(RES, ADDR, INC) \ + BREV_LOAD(w, RES, ADDR, INC) +#define BREV_LOAD_d(RES, ADDR, INC) \ + BREV_LOAD(d, RES, ADDR, INC) + +#define BREV_STORE(SZ, PART, ADDR, VAL, INC) \ + __asm__( \ + "m0 = %2\n\t" \ + "mem" #SZ "(%0++m0:brev) = %1" PART "\n\t" \ + : "+r"(ADDR) \ + : "r"(VAL), "r"(INC) \ + : "m0", "memory") + +#define BREV_STORE_b(ADDR, VAL, INC) \ + BREV_STORE(b, "", ADDR, VAL, INC) +#define BREV_STORE_h(ADDR, VAL, INC) \ + BREV_STORE(h, "", ADDR, VAL, INC) +#define BREV_STORE_f(ADDR, VAL, INC) \ + BREV_STORE(h, ".H", ADDR, VAL, INC) +#define BREV_STORE_w(ADDR, VAL, INC) \ + BREV_STORE(w, "", ADDR, VAL, INC) +#define BREV_STORE_d(ADDR, VAL, INC) \ + BREV_STORE(d, "", ADDR, VAL, INC) + +#define BREV_STORE_NEW(SZ, ADDR, VAL, INC) \ + __asm__( \ + "m0 = %2\n\t" \ + "{\n\t" \ + " r5 = %1\n\t" \ + " mem" #SZ "(%0++m0:brev) = r5.new\n\t" \ + "}\n\t" \ + : "+r"(ADDR) \ + : "r"(VAL), "r"(INC) \ + : "r5", "m0", "memory") + +#define BREV_STORE_bnew(ADDR, VAL, INC) \ + BREV_STORE_NEW(b, ADDR, VAL, INC) +#define BREV_STORE_hnew(ADDR, VAL, INC) \ + BREV_STORE_NEW(h, ADDR, VAL, INC) +#define BREV_STORE_wnew(ADDR, VAL, INC) \ + BREV_STORE_NEW(w, ADDR, VAL, INC) + +int bitreverse(int x) +{ + int result = 0; + int i; + for (i = 0; i < NBITS; i++) { + result <<= 1; + result |= x & 1; + x >>= 1; + } + return result; +} + +int sext8(int x) +{ + return (x << 24) >> 24; +} + +void check(int i, long long result, long long expect) +{ + if (result != expect) { + printf("ERROR(%d): 0x%04llx != 0x%04llx\n", i, result, expect); + err++; + } +} + +#define TEST_BREV_LOAD(SZ, TYPE, BUF, SHIFT, EXP) \ + do { \ + p = BUF; \ + for (i = 0; i < SIZE; i++) { \ + TYPE result; \ + BREV_LOAD_##SZ(result, p, 1 << (SHIFT - NBITS)); \ + check(i, result, EXP); \ + } \ + } while (0) + +#define TEST_BREV_STORE(SZ, TYPE, BUF, VAL, SHIFT) \ + do { \ + p = BUF; \ + memset(BUF, 0xff, sizeof(BUF)); \ + for (i = 0; i < SIZE; i++) { \ + BREV_STORE_##SZ(p, (TYPE)(VAL), 1 << (SHIFT - NBITS)); \ + } \ + for (i = 0; i < SIZE; i++) { \ + check(i, BUF[i], bitreverse(i)); \ + } \ + } while (0) + +#define TEST_BREV_STORE_NEW(SZ, BUF, SHIFT) \ + do { \ + p = BUF; \ + memset(BUF, 0xff, sizeof(BUF)); \ + for (i = 0; i < SIZE; i++) { \ + BREV_STORE_##SZ(p, i, 1 << (SHIFT - NBITS)); \ + } \ + for (i = 0; i < SIZE; i++) { \ + check(i, BUF[i], bitreverse(i)); \ + } \ + } while (0) + +/* + * We'll set high_half[i] = i << 16 for use in the .H form of store + * which stores from the high half of the word. + */ +int high_half[SIZE]; + +int main() +{ + void *p; + int i; + + for (i = 0; i < SIZE; i++) { + bbuf[i] = bitreverse(i); + hbuf[i] = bitreverse(i); + wbuf[i] = bitreverse(i); + dbuf[i] = bitreverse(i); + high_half[i] = i << 16; + } + + TEST_BREV_LOAD(b, int, bbuf, 16, sext8(i)); + TEST_BREV_LOAD(ub, int, bbuf, 16, i); + TEST_BREV_LOAD(h, int, hbuf, 15, i); + TEST_BREV_LOAD(uh, int, hbuf, 15, i); + TEST_BREV_LOAD(w, int, wbuf, 14, i); + TEST_BREV_LOAD(d, long long, dbuf, 13, i); + + TEST_BREV_STORE(b, int, bbuf, i, 16); + TEST_BREV_STORE(h, int, hbuf, i, 15); + TEST_BREV_STORE(f, int, hbuf, high_half[i], 15); + TEST_BREV_STORE(w, int, wbuf, i, 14); + TEST_BREV_STORE(d, long long, dbuf, i, 13); + + TEST_BREV_STORE_NEW(bnew, bbuf, 16); + TEST_BREV_STORE_NEW(hnew, hbuf, 15); + TEST_BREV_STORE_NEW(wnew, wbuf, 14); + + puts(err ? "FAIL" : "PASS"); + return err ? 1 : 0; +} |