| /* |
| * 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/>. |
| */ |
| |
| /* |
| * Test load unpack instructions |
| * |
| * Example |
| * r0 = memubh(r1+#0) |
| * loads a half word from memory and zero-extends the 2 bytes to form a word |
| * |
| * For each addressing mode, there are 4 tests |
| * bzw2 unsigned 2 elements |
| * bsw2 signed 2 elements |
| * bzw4 unsigned 4 elements |
| * bsw4 signed 4 elements |
| * There are 8 addressing modes, for a total of 32 instructions to test |
| */ |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| int err; |
| |
| char buf[16] __attribute__((aligned(1 << 16))); |
| |
| void init_buf(void) |
| { |
| int i; |
| for (i = 0; i < 16; i++) { |
| int sign = i % 2 == 0 ? 0x80 : 0; |
| buf[i] = sign | (i + 1); |
| } |
| } |
| |
| void __check(int line, long long result, long long expect) |
| { |
| if (result != expect) { |
| printf("ERROR at line %d: 0x%08llx != 0x%08llx\n", |
| line, result, expect); |
| err++; |
| } |
| } |
| |
| #define check(RES, EXP) __check(__LINE__, RES, EXP) |
| |
| void __checkp(int line, void *p, void *expect) |
| { |
| if (p != expect) { |
| printf("ERROR at line %d: 0x%p != 0x%p\n", line, p, expect); |
| err++; |
| } |
| } |
| |
| #define checkp(RES, EXP) __checkp(__LINE__, RES, EXP) |
| |
| /* |
| **************************************************************************** |
| * _io addressing mode (addr + offset) |
| */ |
| #define BxW_LOAD_io(SZ, RES, ADDR, OFF) \ |
| __asm__( \ |
| "%0 = mem" #SZ "(%1+#" #OFF ")\n\t" \ |
| : "=r"(RES) \ |
| : "r"(ADDR)) |
| #define BxW_LOAD_io_Z(RES, ADDR, OFF) \ |
| BxW_LOAD_io(ubh, RES, ADDR, OFF) |
| #define BxW_LOAD_io_S(RES, ADDR, OFF) \ |
| BxW_LOAD_io(bh, RES, ADDR, OFF) |
| |
| #define TEST_io(NAME, TYPE, SIGN, SIZE, EXT, EXP1, EXP2, EXP3, EXP4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| init_buf(); \ |
| BxW_LOAD_io_##SIGN(result, buf, 0 * (SIZE)); \ |
| check(result, (EXP1) | (EXT)); \ |
| BxW_LOAD_io_##SIGN(result, buf, 1 * (SIZE)); \ |
| check(result, (EXP2) | (EXT)); \ |
| BxW_LOAD_io_##SIGN(result, buf, 2 * (SIZE)); \ |
| check(result, (EXP3) | (EXT)); \ |
| BxW_LOAD_io_##SIGN(result, buf, 3 * (SIZE)); \ |
| check(result, (EXP4) | (EXT)); \ |
| } |
| |
| |
| TEST_io(loadbzw2_io, int, Z, 2, 0x00000000, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_io(loadbsw2_io, int, S, 2, 0x0000ff00, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_io(loadbzw4_io, long long, Z, 4, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| TEST_io(loadbsw4_io, long long, S, 4, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| |
| /* |
| **************************************************************************** |
| * _ur addressing mode (index << offset + base) |
| */ |
| #define BxW_LOAD_ur(SZ, RES, SHIFT, IDX) \ |
| __asm__( \ |
| "%0 = mem" #SZ "(%1<<#" #SHIFT " + ##buf)\n\t" \ |
| : "=r"(RES) \ |
| : "r"(IDX)) |
| #define BxW_LOAD_ur_Z(RES, SHIFT, IDX) \ |
| BxW_LOAD_ur(ubh, RES, SHIFT, IDX) |
| #define BxW_LOAD_ur_S(RES, SHIFT, IDX) \ |
| BxW_LOAD_ur(bh, RES, SHIFT, IDX) |
| |
| #define TEST_ur(NAME, TYPE, SIGN, SHIFT, EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| init_buf(); \ |
| BxW_LOAD_ur_##SIGN(result, (SHIFT), 0); \ |
| check(result, (RES1) | (EXT)); \ |
| BxW_LOAD_ur_##SIGN(result, (SHIFT), 1); \ |
| check(result, (RES2) | (EXT)); \ |
| BxW_LOAD_ur_##SIGN(result, (SHIFT), 2); \ |
| check(result, (RES3) | (EXT)); \ |
| BxW_LOAD_ur_##SIGN(result, (SHIFT), 3); \ |
| check(result, (RES4) | (EXT)); \ |
| } \ |
| |
| TEST_ur(loadbzw2_ur, int, Z, 1, 0x00000000, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_ur(loadbsw2_ur, int, S, 1, 0x0000ff00, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_ur(loadbzw4_ur, long long, Z, 2, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| TEST_ur(loadbsw4_ur, long long, S, 2, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| |
| /* |
| **************************************************************************** |
| * _ap addressing mode (addr = base) |
| */ |
| #define BxW_LOAD_ap(SZ, RES, PTR, ADDR) \ |
| __asm__( \ |
| "%0 = mem" #SZ "(%1 = ##" #ADDR ")\n\t" \ |
| : "=r"(RES), "=r"(PTR)) |
| #define BxW_LOAD_ap_Z(RES, PTR, ADDR) \ |
| BxW_LOAD_ap(ubh, RES, PTR, ADDR) |
| #define BxW_LOAD_ap_S(RES, PTR, ADDR) \ |
| BxW_LOAD_ap(bh, RES, PTR, ADDR) |
| |
| #define TEST_ap(NAME, TYPE, SIGN, SIZE, EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| void *ptr; \ |
| init_buf(); \ |
| BxW_LOAD_ap_##SIGN(result, ptr, (buf + 0 * (SIZE))); \ |
| check(result, (RES1) | (EXT)); \ |
| checkp(ptr, &buf[0 * (SIZE)]); \ |
| BxW_LOAD_ap_##SIGN(result, ptr, (buf + 1 * (SIZE))); \ |
| check(result, (RES2) | (EXT)); \ |
| checkp(ptr, &buf[1 * (SIZE)]); \ |
| BxW_LOAD_ap_##SIGN(result, ptr, (buf + 2 * (SIZE))); \ |
| check(result, (RES3) | (EXT)); \ |
| checkp(ptr, &buf[2 * (SIZE)]); \ |
| BxW_LOAD_ap_##SIGN(result, ptr, (buf + 3 * (SIZE))); \ |
| check(result, (RES4) | (EXT)); \ |
| checkp(ptr, &buf[3 * (SIZE)]); \ |
| } |
| |
| TEST_ap(loadbzw2_ap, int, Z, 2, 0x00000000, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_ap(loadbsw2_ap, int, S, 2, 0x0000ff00, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_ap(loadbzw4_ap, long long, Z, 4, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| TEST_ap(loadbsw4_ap, long long, S, 4, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| |
| /* |
| **************************************************************************** |
| * _rp addressing mode (addr ++ modifer-reg) |
| */ |
| #define BxW_LOAD_pr(SZ, RES, PTR, INC) \ |
| __asm__( \ |
| "m0 = %2\n\t" \ |
| "%0 = mem" #SZ "(%1++m0)\n\t" \ |
| : "=r"(RES), "+r"(PTR) \ |
| : "r"(INC) \ |
| : "m0") |
| #define BxW_LOAD_pr_Z(RES, PTR, INC) \ |
| BxW_LOAD_pr(ubh, RES, PTR, INC) |
| #define BxW_LOAD_pr_S(RES, PTR, INC) \ |
| BxW_LOAD_pr(bh, RES, PTR, INC) |
| |
| #define TEST_pr(NAME, TYPE, SIGN, SIZE, EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| void *ptr = buf; \ |
| init_buf(); \ |
| BxW_LOAD_pr_##SIGN(result, ptr, (SIZE)); \ |
| check(result, (RES1) | (EXT)); \ |
| checkp(ptr, &buf[1 * (SIZE)]); \ |
| BxW_LOAD_pr_##SIGN(result, ptr, (SIZE)); \ |
| check(result, (RES2) | (EXT)); \ |
| checkp(ptr, &buf[2 * (SIZE)]); \ |
| BxW_LOAD_pr_##SIGN(result, ptr, (SIZE)); \ |
| check(result, (RES3) | (EXT)); \ |
| checkp(ptr, &buf[3 * (SIZE)]); \ |
| BxW_LOAD_pr_##SIGN(result, ptr, (SIZE)); \ |
| check(result, (RES4) | (EXT)); \ |
| checkp(ptr, &buf[4 * (SIZE)]); \ |
| } |
| |
| TEST_pr(loadbzw2_pr, int, Z, 2, 0x00000000, |
| 0x00020081, 0x0040083, 0x00060085, 0x00080087) |
| TEST_pr(loadbsw2_pr, int, S, 2, 0x0000ff00, |
| 0x00020081, 0x0040083, 0x00060085, 0x00080087) |
| TEST_pr(loadbzw4_pr, long long, Z, 4, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| TEST_pr(loadbsw4_pr, long long, S, 4, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| |
| /* |
| **************************************************************************** |
| * _pbr addressing mode (addr ++ modifer-reg:brev) |
| */ |
| #define BxW_LOAD_pbr(SZ, RES, PTR) \ |
| __asm__( \ |
| "r4 = #(1 << (16 - 4))\n\t" \ |
| "m0 = r4\n\t" \ |
| "%0 = mem" #SZ "(%1++m0:brev)\n\t" \ |
| : "=r"(RES), "+r"(PTR) \ |
| : \ |
| : "r4", "m0") |
| #define BxW_LOAD_pbr_Z(RES, PTR) \ |
| BxW_LOAD_pbr(ubh, RES, PTR) |
| #define BxW_LOAD_pbr_S(RES, PTR) \ |
| BxW_LOAD_pbr(bh, RES, PTR) |
| |
| #define TEST_pbr(NAME, TYPE, SIGN, EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| void *ptr = buf; \ |
| init_buf(); \ |
| BxW_LOAD_pbr_##SIGN(result, ptr); \ |
| check(result, (RES1) | (EXT)); \ |
| BxW_LOAD_pbr_##SIGN(result, ptr); \ |
| check(result, (RES2) | (EXT)); \ |
| BxW_LOAD_pbr_##SIGN(result, ptr); \ |
| check(result, (RES3) | (EXT)); \ |
| BxW_LOAD_pbr_##SIGN(result, ptr); \ |
| check(result, (RES4) | (EXT)); \ |
| } |
| |
| TEST_pbr(loadbzw2_pbr, int, Z, 0x00000000, |
| 0x00020081, 0x000a0089, 0x00060085, 0x000e008d) |
| TEST_pbr(loadbsw2_pbr, int, S, 0x0000ff00, |
| 0x00020081, 0x000aff89, 0x0006ff85, 0x000eff8d) |
| TEST_pbr(loadbzw4_pbr, long long, Z, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x000c008b000a0089LL, |
| 0x0008008700060085LL, 0x0010008f000e008dLL) |
| TEST_pbr(loadbsw4_pbr, long long, S, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x000cff8b000aff89LL, |
| 0x0008ff870006ff85LL, 0x0010ff8f000eff8dLL) |
| |
| /* |
| **************************************************************************** |
| * _pi addressing mode (addr ++ inc) |
| */ |
| #define BxW_LOAD_pi(SZ, RES, PTR, INC) \ |
| __asm__( \ |
| "%0 = mem" #SZ "(%1++#" #INC ")\n\t" \ |
| : "=r"(RES), "+r"(PTR)) |
| #define BxW_LOAD_pi_Z(RES, PTR, INC) \ |
| BxW_LOAD_pi(ubh, RES, PTR, INC) |
| #define BxW_LOAD_pi_S(RES, PTR, INC) \ |
| BxW_LOAD_pi(bh, RES, PTR, INC) |
| |
| #define TEST_pi(NAME, TYPE, SIGN, INC, EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| void *ptr = buf; \ |
| init_buf(); \ |
| BxW_LOAD_pi_##SIGN(result, ptr, (INC)); \ |
| check(result, (RES1) | (EXT)); \ |
| checkp(ptr, &buf[1 * (INC)]); \ |
| BxW_LOAD_pi_##SIGN(result, ptr, (INC)); \ |
| check(result, (RES2) | (EXT)); \ |
| checkp(ptr, &buf[2 * (INC)]); \ |
| BxW_LOAD_pi_##SIGN(result, ptr, (INC)); \ |
| check(result, (RES3) | (EXT)); \ |
| checkp(ptr, &buf[3 * (INC)]); \ |
| BxW_LOAD_pi_##SIGN(result, ptr, (INC)); \ |
| check(result, (RES4) | (EXT)); \ |
| checkp(ptr, &buf[4 * (INC)]); \ |
| } |
| |
| TEST_pi(loadbzw2_pi, int, Z, 2, 0x00000000, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_pi(loadbsw2_pi, int, S, 2, 0x0000ff00, |
| 0x00020081, 0x00040083, 0x00060085, 0x00080087) |
| TEST_pi(loadbzw4_pi, long long, Z, 4, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| TEST_pi(loadbsw4_pi, long long, S, 4, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x000c008b000a0089LL, 0x0010008f000e008dLL) |
| |
| /* |
| **************************************************************************** |
| * _pci addressing mode (addr ++ inc:circ) |
| */ |
| #define BxW_LOAD_pci(SZ, RES, PTR, START, LEN, INC) \ |
| __asm__( \ |
| "r4 = %3\n\t" \ |
| "m0 = r4\n\t" \ |
| "cs0 = %2\n\t" \ |
| "%0 = mem" #SZ "(%1++#" #INC ":circ(m0))\n\t" \ |
| : "=r"(RES), "+r"(PTR) \ |
| : "r"(START), "r"(LEN) \ |
| : "r4", "m0", "cs0") |
| #define BxW_LOAD_pci_Z(RES, PTR, START, LEN, INC) \ |
| BxW_LOAD_pci(ubh, RES, PTR, START, LEN, INC) |
| #define BxW_LOAD_pci_S(RES, PTR, START, LEN, INC) \ |
| BxW_LOAD_pci(bh, RES, PTR, START, LEN, INC) |
| |
| #define TEST_pci(NAME, TYPE, SIGN, LEN, INC, EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| void *ptr = buf; \ |
| init_buf(); \ |
| BxW_LOAD_pci_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES1) | (EXT)); \ |
| checkp(ptr, &buf[(1 * (INC)) % (LEN)]); \ |
| BxW_LOAD_pci_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES2) | (EXT)); \ |
| checkp(ptr, &buf[(2 * (INC)) % (LEN)]); \ |
| BxW_LOAD_pci_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES3) | (EXT)); \ |
| checkp(ptr, &buf[(3 * (INC)) % (LEN)]); \ |
| BxW_LOAD_pci_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES4) | (EXT)); \ |
| checkp(ptr, &buf[(4 * (INC)) % (LEN)]); \ |
| } |
| |
| TEST_pci(loadbzw2_pci, int, Z, 6, 2, 0x00000000, |
| 0x00020081, 0x00040083, 0x00060085, 0x00020081) |
| TEST_pci(loadbsw2_pci, int, S, 6, 2, 0x0000ff00, |
| 0x00020081, 0x00040083, 0x00060085, 0x00020081) |
| TEST_pci(loadbzw4_pci, long long, Z, 8, 4, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x0004008300020081LL, 0x0008008700060085LL) |
| TEST_pci(loadbsw4_pci, long long, S, 8, 4, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x0004008300020081LL, 0x0008008700060085LL) |
| |
| /* |
| **************************************************************************** |
| * _pcr addressing mode (addr ++ I:circ(modifier-reg)) |
| */ |
| #define BxW_LOAD_pcr(SZ, RES, PTR, START, LEN, INC) \ |
| __asm__( \ |
| "r4 = %2\n\t" \ |
| "m1 = r4\n\t" \ |
| "cs1 = %3\n\t" \ |
| "%0 = mem" #SZ "(%1++I:circ(m1))\n\t" \ |
| : "=r"(RES), "+r"(PTR) \ |
| : "r"((((INC) & 0x7f) << 17) | ((LEN) & 0x1ffff)), \ |
| "r"(START) \ |
| : "r4", "m1", "cs1") |
| #define BxW_LOAD_pcr_Z(RES, PTR, START, LEN, INC) \ |
| BxW_LOAD_pcr(ubh, RES, PTR, START, LEN, INC) |
| #define BxW_LOAD_pcr_S(RES, PTR, START, LEN, INC) \ |
| BxW_LOAD_pcr(bh, RES, PTR, START, LEN, INC) |
| |
| #define TEST_pcr(NAME, TYPE, SIGN, SIZE, LEN, INC, \ |
| EXT, RES1, RES2, RES3, RES4) \ |
| void test_##NAME(void) \ |
| { \ |
| TYPE result; \ |
| void *ptr = buf; \ |
| init_buf(); \ |
| BxW_LOAD_pcr_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES1) | (EXT)); \ |
| checkp(ptr, &buf[(1 * (INC) * (SIZE)) % (LEN)]); \ |
| BxW_LOAD_pcr_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES2) | (EXT)); \ |
| checkp(ptr, &buf[(2 * (INC) * (SIZE)) % (LEN)]); \ |
| BxW_LOAD_pcr_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES3) | (EXT)); \ |
| checkp(ptr, &buf[(3 * (INC) * (SIZE)) % (LEN)]); \ |
| BxW_LOAD_pcr_##SIGN(result, ptr, buf, (LEN), (INC)); \ |
| check(result, (RES4) | (EXT)); \ |
| checkp(ptr, &buf[(4 * (INC) * (SIZE)) % (LEN)]); \ |
| } |
| |
| TEST_pcr(loadbzw2_pcr, int, Z, 2, 8, 2, 0x00000000, |
| 0x00020081, 0x00060085, 0x00020081, 0x00060085) |
| TEST_pcr(loadbsw2_pcr, int, S, 2, 8, 2, 0x0000ff00, |
| 0x00020081, 0x00060085, 0x00020081, 0x00060085) |
| TEST_pcr(loadbzw4_pcr, long long, Z, 4, 8, 1, 0x0000000000000000LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x0004008300020081LL, 0x0008008700060085LL) |
| TEST_pcr(loadbsw4_pcr, long long, S, 4, 8, 1, 0x0000ff000000ff00LL, |
| 0x0004008300020081LL, 0x0008008700060085LL, |
| 0x0004008300020081LL, 0x0008008700060085LL) |
| |
| int main() |
| { |
| test_loadbzw2_io(); |
| test_loadbsw2_io(); |
| test_loadbzw4_io(); |
| test_loadbsw4_io(); |
| |
| test_loadbzw2_ur(); |
| test_loadbsw2_ur(); |
| test_loadbzw4_ur(); |
| test_loadbsw4_ur(); |
| |
| test_loadbzw2_ap(); |
| test_loadbsw2_ap(); |
| test_loadbzw4_ap(); |
| test_loadbsw4_ap(); |
| |
| test_loadbzw2_pr(); |
| test_loadbsw2_pr(); |
| test_loadbzw4_pr(); |
| test_loadbsw4_pr(); |
| |
| test_loadbzw2_pbr(); |
| test_loadbsw2_pbr(); |
| test_loadbzw4_pbr(); |
| test_loadbsw4_pbr(); |
| |
| test_loadbzw2_pi(); |
| test_loadbsw2_pi(); |
| test_loadbzw4_pi(); |
| test_loadbsw4_pi(); |
| |
| test_loadbzw2_pci(); |
| test_loadbsw2_pci(); |
| test_loadbzw4_pci(); |
| test_loadbsw4_pci(); |
| |
| test_loadbzw2_pcr(); |
| test_loadbsw2_pcr(); |
| test_loadbzw4_pcr(); |
| test_loadbsw4_pcr(); |
| |
| puts(err ? "FAIL" : "PASS"); |
| return err ? 1 : 0; |
| } |
