Changeset 802a8c8 in mainline for uspace/app/tester/float/float2.c

Timestamp:

2018-07-16T11:27:30Z (7 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c45dc5e1

Parents:

58daded

git-author:

Jiri Svoboda <jiri@…> (2018-07-16 06:27:08)

git-committer:

Jiri Svoboda <jiri@…> (2018-07-16 11:27:30)

Message:

Add log2, log2f to math library.

File:

• uspace/app/tester/float/float2.c (modified) (2 diffs)

uspace/app/tester/float/float2.c

@@ -138 +138 @@
 };
 
+static double results_log2[OPERANDS] = {
+        1.807354922058, 6.643856189775, 5.643856189775, 9.585555236434,
+        10.077483355524, 0.000000000000, 6.044394119358, 1.442695040889,
+        3.307428525192, -9.965784284662
+};
+
 static double results_sin[OPERANDS] = {
         -0.350783227690, -0.863209366649, -0.506365641110, -0.262374853704,
@@ -431 +437 @@
 
         for (unsigned int i = 0; i < OPERANDS; i++) {
+                double res = log2(arguments_log[i]);
+
+                if (!cmp_double(res, results_log2[i])) {
+                        TPRINTF("Double precision log2 failed "
+                            "(%lf != %lf, arg %u)\n", res, results_log2[i], i);
+                        fail = true;
+                }
+        }
+
+        for (unsigned int i = 0; i < OPERANDS; i++) {
+                float res = log2f(arguments_log[i]);
+
+                if (!cmp_float(res, results_log2[i])) {
+                        TPRINTF("Single precision log2 failed "
+                            "(%f != %lf, arg %u)\n", res, results_log2[i], i);
+                        fail = true;
+                }
+        }
+
+        for (unsigned int i = 0; i < OPERANDS; i++) {
                 double res = sin(arguments[i]);