#include <isl_options_private.h>
#include <isl/vertices.h>
#include <isl/ast_build.h>
+#include <isl/val.h>
#define ARRAY_SIZE(array) (sizeof(array)/sizeof(*array))
isl_map_free(map2);
}
+struct {
+ __isl_give isl_val *(*op)(__isl_take isl_val *v);
+ const char *arg;
+ const char *res;
+} val_un_tests[] = {
+ { &isl_val_neg, "0", "0" },
+ { &isl_val_abs, "0", "0" },
+ { &isl_val_2exp, "0", "1" },
+ { &isl_val_floor, "0", "0" },
+ { &isl_val_ceil, "0", "0" },
+ { &isl_val_neg, "1", "-1" },
+ { &isl_val_neg, "-1", "1" },
+ { &isl_val_neg, "1/2", "-1/2" },
+ { &isl_val_neg, "-1/2", "1/2" },
+ { &isl_val_neg, "infty", "-infty" },
+ { &isl_val_neg, "-infty", "infty" },
+ { &isl_val_neg, "NaN", "NaN" },
+ { &isl_val_abs, "1", "1" },
+ { &isl_val_abs, "-1", "1" },
+ { &isl_val_abs, "1/2", "1/2" },
+ { &isl_val_abs, "-1/2", "1/2" },
+ { &isl_val_abs, "infty", "infty" },
+ { &isl_val_abs, "-infty", "infty" },
+ { &isl_val_abs, "NaN", "NaN" },
+ { &isl_val_floor, "1", "1" },
+ { &isl_val_floor, "-1", "-1" },
+ { &isl_val_floor, "1/2", "0" },
+ { &isl_val_floor, "-1/2", "-1" },
+ { &isl_val_floor, "infty", "infty" },
+ { &isl_val_floor, "-infty", "-infty" },
+ { &isl_val_floor, "NaN", "NaN" },
+ { &isl_val_ceil, "1", "1" },
+ { &isl_val_ceil, "-1", "-1" },
+ { &isl_val_ceil, "1/2", "1" },
+ { &isl_val_ceil, "-1/2", "0" },
+ { &isl_val_ceil, "infty", "infty" },
+ { &isl_val_ceil, "-infty", "-infty" },
+ { &isl_val_ceil, "NaN", "NaN" },
+ { &isl_val_2exp, "-3", "1/8" },
+ { &isl_val_2exp, "-1", "1/2" },
+ { &isl_val_2exp, "1", "2" },
+ { &isl_val_2exp, "2", "4" },
+ { &isl_val_2exp, "3", "8" },
+};
+
+/* Perform some basic tests of unary operations on isl_val objects.
+ */
+static int test_un_val(isl_ctx *ctx)
+{
+ int i;
+ isl_val *v, *res;
+ __isl_give isl_val *(*fn)(__isl_take isl_val *v);
+ int ok;
+
+ for (i = 0; i < ARRAY_SIZE(val_un_tests); ++i) {
+ v = isl_val_read_from_str(ctx, val_un_tests[i].arg);
+ res = isl_val_read_from_str(ctx, val_un_tests[i].res);
+ fn = val_un_tests[i].op;
+ v = fn(v);
+ if (isl_val_is_nan(res))
+ ok = isl_val_is_nan(v);
+ else
+ ok = isl_val_eq(v, res);
+ isl_val_free(v);
+ isl_val_free(res);
+ if (ok < 0)
+ return -1;
+ if (!ok)
+ isl_die(ctx, isl_error_unknown,
+ "unexpected result", return -1);
+ }
+
+ return 0;
+}
+
+struct {
+ __isl_give isl_val *(*fn)(__isl_take isl_val *v1,
+ __isl_take isl_val *v2);
+} val_bin_op[] = {
+ ['+'] = { &isl_val_add },
+ ['-'] = { &isl_val_sub },
+ ['*'] = { &isl_val_mul },
+ ['/'] = { &isl_val_div },
+ ['g'] = { &isl_val_gcd },
+ ['m'] = { &isl_val_min },
+ ['M'] = { &isl_val_max },
+};
+
+struct {
+ const char *arg1;
+ unsigned char op;
+ const char *arg2;
+ const char *res;
+} val_bin_tests[] = {
+ { "0", '+', "0", "0" },
+ { "1", '+', "0", "1" },
+ { "1", '+', "1", "2" },
+ { "1", '-', "1", "0" },
+ { "1", '*', "1", "1" },
+ { "1", '/', "1", "1" },
+ { "2", '*', "3", "6" },
+ { "2", '*', "1/2", "1" },
+ { "2", '*', "1/3", "2/3" },
+ { "2/3", '*', "3/5", "2/5" },
+ { "2/3", '*', "7/5", "14/15" },
+ { "2", '/', "1/2", "4" },
+ { "-2", '/', "-1/2", "4" },
+ { "-2", '/', "1/2", "-4" },
+ { "2", '/', "-1/2", "-4" },
+ { "2", '/', "2", "1" },
+ { "2", '/', "3", "2/3" },
+ { "2/3", '/', "5/3", "2/5" },
+ { "2/3", '/', "5/7", "14/15" },
+ { "0", '/', "0", "NaN" },
+ { "42", '/', "0", "NaN" },
+ { "-42", '/', "0", "NaN" },
+ { "infty", '/', "0", "NaN" },
+ { "-infty", '/', "0", "NaN" },
+ { "NaN", '/', "0", "NaN" },
+ { "0", '/', "NaN", "NaN" },
+ { "42", '/', "NaN", "NaN" },
+ { "-42", '/', "NaN", "NaN" },
+ { "infty", '/', "NaN", "NaN" },
+ { "-infty", '/', "NaN", "NaN" },
+ { "NaN", '/', "NaN", "NaN" },
+ { "0", '/', "infty", "0" },
+ { "42", '/', "infty", "0" },
+ { "-42", '/', "infty", "0" },
+ { "infty", '/', "infty", "NaN" },
+ { "-infty", '/', "infty", "NaN" },
+ { "NaN", '/', "infty", "NaN" },
+ { "0", '/', "-infty", "0" },
+ { "42", '/', "-infty", "0" },
+ { "-42", '/', "-infty", "0" },
+ { "infty", '/', "-infty", "NaN" },
+ { "-infty", '/', "-infty", "NaN" },
+ { "NaN", '/', "-infty", "NaN" },
+ { "1", '-', "1/3", "2/3" },
+ { "1/3", '+', "1/2", "5/6" },
+ { "1/2", '+', "1/2", "1" },
+ { "3/4", '-', "1/4", "1/2" },
+ { "1/2", '-', "1/3", "1/6" },
+ { "infty", '+', "42", "infty" },
+ { "infty", '+', "infty", "infty" },
+ { "42", '+', "infty", "infty" },
+ { "infty", '-', "infty", "NaN" },
+ { "infty", '*', "infty", "infty" },
+ { "infty", '*', "-infty", "-infty" },
+ { "-infty", '*', "infty", "-infty" },
+ { "-infty", '*', "-infty", "infty" },
+ { "0", '*', "infty", "NaN" },
+ { "1", '*', "infty", "infty" },
+ { "infty", '*', "0", "NaN" },
+ { "infty", '*', "42", "infty" },
+ { "42", '-', "infty", "-infty" },
+ { "infty", '+', "-infty", "NaN" },
+ { "4", 'g', "6", "2" },
+ { "5", 'g', "6", "1" },
+ { "42", 'm', "3", "3" },
+ { "42", 'M', "3", "42" },
+ { "3", 'm', "42", "3" },
+ { "3", 'M', "42", "42" },
+ { "42", 'm', "infty", "42" },
+ { "42", 'M', "infty", "infty" },
+ { "42", 'm', "-infty", "-infty" },
+ { "42", 'M', "-infty", "42" },
+ { "42", 'm', "NaN", "NaN" },
+ { "42", 'M', "NaN", "NaN" },
+ { "infty", 'm', "-infty", "-infty" },
+ { "infty", 'M', "-infty", "infty" },
+};
+
+/* Perform some basic tests of binary operations on isl_val objects.
+ */
+static int test_bin_val(isl_ctx *ctx)
+{
+ int i;
+ isl_val *v1, *v2, *res;
+ __isl_give isl_val *(*fn)(__isl_take isl_val *v1,
+ __isl_take isl_val *v2);
+ int ok;
+
+ for (i = 0; i < ARRAY_SIZE(val_bin_tests); ++i) {
+ v1 = isl_val_read_from_str(ctx, val_bin_tests[i].arg1);
+ v2 = isl_val_read_from_str(ctx, val_bin_tests[i].arg2);
+ res = isl_val_read_from_str(ctx, val_bin_tests[i].res);
+ fn = val_bin_op[val_bin_tests[i].op].fn;
+ v1 = fn(v1, v2);
+ if (isl_val_is_nan(res))
+ ok = isl_val_is_nan(v1);
+ else
+ ok = isl_val_eq(v1, res);
+ isl_val_free(v1);
+ isl_val_free(res);
+ if (ok < 0)
+ return -1;
+ if (!ok)
+ isl_die(ctx, isl_error_unknown,
+ "unexpected result", return -1);
+ }
+
+ return 0;
+}
+
+/* Perform some basic tests on isl_val objects.
+ */
+static int test_val(isl_ctx *ctx)
+{
+ if (test_un_val(ctx) < 0)
+ return -1;
+ if (test_bin_val(ctx) < 0)
+ return -1;
+ return 0;
+}
+
static int test_div(isl_ctx *ctx)
{
unsigned n;
isl_map_free(map);
isl_map_free(map2);
+ /* Check that empty pieces are properly combined. */
+ str = "[K, N] -> { [x, y] -> [a, b] : K+2<=N<=K+4 and x>=4 and "
+ "2N-6<=x<K+N and N-1<=a<=K+N-1 and N+b-6<=a<=2N-4 and "
+ "b<=2N-3K+a and 3b<=4N-K+1 and b>=N and a>=x+1 }";
+ map = isl_map_read_from_str(ctx, str);
+ map = isl_map_lexmin(map);
+ str = "[K, N] -> { [x, y] -> [1 + x, N] : x >= -6 + 2N and "
+ "x <= -5 + 2N and x >= -1 + 3K - N and x <= -2 + K + N and "
+ "x >= 4 }";
+ map2 = isl_map_read_from_str(ctx, str);
+ assert(isl_map_is_equal(map, map2));
+ isl_map_free(map);
+ isl_map_free(map2);
+
str = "[i] -> { [i', j] : j = i - 8i' and i' >= 0 and i' <= 7 and "
" 8i' <= i and 8i' >= -7 + i }";
set = isl_set_read_from_str(ctx, str);
if (test_padded_schedule(ctx) < 0)
return -1;
+ /* Check that check for progress is not confused by rational
+ * solution.
+ */
+ D = "[N] -> { S0[i, j] : i >= 0 and i <= N and j >= 0 and j <= N }";
+ V = "[N] -> { S0[i0, -1 + N] -> S0[2 + i0, 0] : i0 >= 0 and "
+ "i0 <= -2 + N; "
+ "S0[i0, i1] -> S0[i0, 1 + i1] : i0 >= 0 and "
+ "i0 <= N and i1 >= 0 and i1 <= -1 + N }";
+ P = "{}";
+ ctx->opt->schedule_algorithm = ISL_SCHEDULE_ALGORITHM_FEAUTRIER;
+ if (test_has_schedule(ctx, D, V, P) < 0)
+ return -1;
+ ctx->opt->schedule_algorithm = ISL_SCHEDULE_ALGORITHM_ISL;
+
return 0;
}
const char *name;
int (*fn)(isl_ctx *ctx);
} tests [] = {
+ { "val", &test_val },
{ "compute divs", &test_compute_divs },
{ "partial lexmin", &test_partial_lexmin },
{ "simplify", &test_simplify },
projects / platform / upstream / isl.git / blobdiff