#include <assert.h>
#include <stdio.h>
#include <limits.h>
+#include <isl_ctx_private.h>
#include <isl_map_private.h>
-#include <isl/ctx.h>
#include <isl/set.h>
#include <isl/flow.h>
#include <isl/constraint.h>
isl_map_free(map);
}
+void test_parse_map_equal(isl_ctx *ctx, const char *str, const char *str2)
+{
+ isl_map *map, *map2;
+
+ map = isl_map_read_from_str(ctx, str, -1);
+ map2 = isl_map_read_from_str(ctx, str2, -1);
+ assert(map && map2 && isl_map_is_equal(map, map2));
+ isl_map_free(map);
+ isl_map_free(map2);
+}
+
void test_parse_pwqp(isl_ctx *ctx, const char *str)
{
isl_pw_qpolynomial *pwqp;
void test_parse(struct isl_ctx *ctx)
{
isl_map *map, *map2;
- const char *str;
+ const char *str, *str2;
str = "{ [i] -> [-i] }";
map = isl_map_read_from_str(ctx, str, -1);
isl_map_free(map);
test_parse_map(ctx, "{[[s] -> A[i]] -> [[s+1] -> A[i]]}");
+ test_parse_map(ctx, "{ [p1, y1, y2] -> [2, y1, y2] : "
+ "p1 = 1 && (y1 <= y2 || y2 = 0) }");
+
+ str = "{ [x,y] : [([x/2]+y)/3] >= 1 }";
+ str2 = "{ [x, y] : 2y >= 6 - x }";
+ test_parse_map_equal(ctx, str, str2);
+
+ test_parse_map_equal(ctx, "{ [x,y] : x <= min(y, 2*y+3) }",
+ "{ [x,y] : x <= y, 2*y + 3 }");
+ str = "{ [x, y] : (y <= x and y >= -3) or (2y <= -3 + x and y <= -4) }";
+ test_parse_map_equal(ctx, "{ [x,y] : x >= min(y, 2*y+3) }", str);
str = "{[new,old] -> [new+1-2*[(new+1)/2],old+1-2*[(old+1)/2]]}";
map = isl_map_read_from_str(ctx, str, -1);
isl_map_free(map);
isl_map_free(map2);
+ str = "[n] -> { [c1] : c1>=0 and c1<=floord(n-4,3) }";
+ str2 = "[n] -> { [c1] : c1 >= 0 and 3c1 <= -4 + n }";
+ test_parse_map_equal(ctx, str, str2);
+
test_parse_pwqp(ctx, "{ [i] -> i + [ (i + [i/3])/2 ] }");
+ test_parse_map(ctx, "{ S1[i] -> [([i/10]),i%10] : 0 <= i <= 45 }");
}
void test_read(struct isl_ctx *ctx)
void test_gist(struct isl_ctx *ctx)
{
+ const char *str;
+ isl_basic_set *bset1, *bset2;
+
test_gist_case(ctx, "gist1");
+
+ str = "[p0, p2, p3, p5, p6, p10] -> { [] : "
+ "exists (e0 = [(15 + p0 + 15p6 + 15p10)/16], e1 = [(p5)/8], "
+ "e2 = [(p6)/128], e3 = [(8p2 - p5)/128], "
+ "e4 = [(128p3 - p6)/4096]: 8e1 = p5 and 128e2 = p6 and "
+ "128e3 = 8p2 - p5 and 4096e4 = 128p3 - p6 and p2 >= 0 and "
+ "16e0 >= 16 + 16p6 + 15p10 and p2 <= 15 and p3 >= 0 and "
+ "p3 <= 31 and p6 >= 128p3 and p5 >= 8p2 and p10 >= 0 and "
+ "16e0 <= 15 + p0 + 15p6 + 15p10 and 16e0 >= p0 + 15p6 + 15p10 and "
+ "p10 <= 15 and p10 <= -1 + p0 - p6) }";
+ bset1 = isl_basic_set_read_from_str(ctx, str, -1);
+ str = "[p0, p2, p3, p5, p6, p10] -> { [] : exists (e0 = [(p5)/8], "
+ "e1 = [(p6)/128], e2 = [(8p2 - p5)/128], "
+ "e3 = [(128p3 - p6)/4096]: 8e0 = p5 and 128e1 = p6 and "
+ "128e2 = 8p2 - p5 and 4096e3 = 128p3 - p6 and p5 >= -7 and "
+ "p2 >= 0 and 8p2 <= -1 + p0 and p2 <= 15 and p3 >= 0 and "
+ "p3 <= 31 and 128p3 <= -1 + p0 and p6 >= -127 and "
+ "p5 <= -1 + p0 and p6 <= -1 + p0 and p6 >= 128p3 and "
+ "p0 >= 1 and p5 >= 8p2 and p10 >= 0 and p10 <= 15 ) }";
+ bset2 = isl_basic_set_read_from_str(ctx, str, -1);
+ bset1 = isl_basic_set_gist(bset1, bset2);
+ assert(bset1 && bset1->n_div == 0);
+ isl_basic_set_free(bset1);
}
void test_coalesce_set(isl_ctx *ctx, const char *str, int check_one)
test_coalesce_set(ctx,
"{[x,0,0] : -5 <= x <= 5; [0,y,1] : -5 <= y <= 5 }", 1);
test_coalesce_set(ctx, "{ [x, 1 - x] : 0 <= x <= 1; [0,0] }", 1);
+ test_coalesce_set(ctx, "{ [0,0]; [i,i] : 1 <= i <= 10 }", 1);
+ test_coalesce_set(ctx, "{ [0,0]; [i,j] : 1 <= i,j <= 10 }", 0);
+ test_coalesce_set(ctx, "{ [0,0]; [i,2i] : 1 <= i <= 10 }", 1);
+ test_coalesce_set(ctx, "{ [0,0]; [i,2i] : 2 <= i <= 10 }", 0);
+ test_coalesce_set(ctx, "{ [1,0]; [i,2i] : 1 <= i <= 10 }", 0);
+ test_coalesce_set(ctx, "{ [0,1]; [i,2i] : 1 <= i <= 10 }", 0);
}
void test_closure(struct isl_ctx *ctx)
/* COCOA example 1 */
map = isl_map_read_from_str(ctx,
- "[n,k] -> { [i,j] -> [i2,j2] : i2 = i + 1 and j2 = j + 1 and "
+ "[n] -> { [i,j] -> [i2,j2] : i2 = i + 1 and j2 = j + 1 and "
"1 <= i and i < n and 1 <= j and j < n or "
"i2 = i + 1 and j2 = j - 1 and "
"1 <= i and i < n and 2 <= j and j <= n }", -1);
- map = isl_map_power(map, 1, &exact);
+ map = isl_map_power(map, &exact);
assert(exact);
isl_map_free(map);
/* COCOA Fig.2 right */
map = isl_map_read_from_str(ctx,
- "[n,k] -> { [i,j] -> [i2,j2] : i2 = i + 3 and j2 = j and "
+ "[n] -> { [i,j] -> [i2,j2] : i2 = i + 3 and j2 = j and "
"i <= 2 j - 4 and i <= n - 3 and j <= 2 i - 1 and "
"j <= n or "
"i2 = i and j2 = j + 3 and i <= 2 j - 1 and i <= n and "
"j <= 2 i - 4 and j <= n - 3 or "
"i2 = i + 1 and j2 = j + 1 and i <= 2 j - 1 and "
"i <= n - 1 and j <= 2 i - 1 and j <= n - 1 }", -1);
- map = isl_map_power(map, 1, &exact);
+ map = isl_map_power(map, &exact);
assert(exact);
isl_map_free(map);
pwf = isl_pw_qpolynomial_bound(pwqp, isl_fold_max, NULL);
assert(isl_pw_qpolynomial_fold_dim(pwf, isl_dim_set) == 4);
isl_pw_qpolynomial_fold_free(pwf);
+
+ str = "{ [[x]->[x]] -> 1 : exists a : x = 2 a }";
+ pwqp = isl_pw_qpolynomial_read_from_str(ctx, str);
+ pwf = isl_pw_qpolynomial_bound(pwqp, isl_fold_max, NULL);
+ assert(isl_pw_qpolynomial_fold_dim(pwf, isl_dim_set) == 1);
+ isl_pw_qpolynomial_fold_free(pwf);
}
void test_lift(isl_ctx *ctx)