diff options
Diffstat (limited to 'tests/tcg')
| -rw-r--r-- | tests/tcg/hexagon/hvx_misc.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/tests/tcg/hexagon/hvx_misc.c b/tests/tcg/hexagon/hvx_misc.c index 6e2c9ab3cd..53d5c9b44f 100644 --- a/tests/tcg/hexagon/hvx_misc.c +++ b/tests/tcg/hexagon/hvx_misc.c @@ -541,6 +541,75 @@ static void test_vshuff(void) check_output_b(__LINE__, 1); } +static void test_load_tmp_predicated(void) +{ + void *p0 = buffer0; + void *p1 = buffer1; + void *pout = output; + bool pred = true; + + for (int i = 0; i < BUFSIZE; i++) { + /* + * Load into v12 as .tmp with a predicate + * When the predicate is true, we get the vector from buffer1[i] + * When the predicate is false, we get a vector of all 1's + * Regardless of the predicate, the next packet should have + * a vector of all 1's + */ + asm("v3 = vmem(%0 + #0)\n\t" + "r1 = #1\n\t" + "v12 = vsplat(r1)\n\t" + "p1 = !cmp.eq(%3, #0)\n\t" + "{\n\t" + " if (p1) v12.tmp = vmem(%1 + #0)\n\t" + " v4.w = vadd(v12.w, v3.w)\n\t" + "}\n\t" + "v4.w = vadd(v4.w, v12.w)\n\t" + "vmem(%2 + #0) = v4\n\t" + : : "r"(p0), "r"(p1), "r"(pout), "r"(pred) + : "r1", "p1", "v12", "v3", "v4", "v6", "memory"); + p0 += sizeof(MMVector); + p1 += sizeof(MMVector); + pout += sizeof(MMVector); + + for (int j = 0; j < MAX_VEC_SIZE_BYTES / 4; j++) { + expect[i].w[j] = + pred ? buffer0[i].w[j] + buffer1[i].w[j] + 1 + : buffer0[i].w[j] + 2; + } + pred = !pred; + } + + check_output_w(__LINE__, BUFSIZE); +} + +static void test_load_cur_predicated(void) +{ + bool pred = true; + for (int i = 0; i < BUFSIZE; i++) { + asm volatile("p0 = !cmp.eq(%3, #0)\n\t" + "v3 = vmem(%0+#0)\n\t" + /* + * Preload v4 to make sure that the assignment from the + * packet below is not being ignored when pred is false. + */ + "r0 = #0x01237654\n\t" + "v4 = vsplat(r0)\n\t" + "{\n\t" + " if (p0) v3.cur = vmem(%1+#0)\n\t" + " v4 = v3\n\t" + "}\n\t" + "vmem(%2+#0) = v4\n\t" + : + : "r"(&buffer0[i]), "r"(&buffer1[i]), + "r"(&output[i]), "r"(pred) + : "r0", "p0", "v3", "v4", "memory"); + expect[i] = pred ? buffer1[i] : buffer0[i]; + pred = !pred; + } + check_output_w(__LINE__, BUFSIZE); +} + int main() { init_buffers(); @@ -578,6 +647,9 @@ int main() test_vshuff(); + test_load_tmp_predicated(); + test_load_cur_predicated(); + puts(err ? "FAIL" : "PASS"); return err ? 1 : 0; } |