Changeset c0f8909 in mainline

Timestamp:

2012-10-29T23:41:17Z (12 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

f0da6855

Parents:

da6c4ee

Message:

Add double comparison test to softfloat1 test.

File:

• uspace/app/tester/float/softfloat1.c (modified) (6 diffs)

uspace/app/tester/float/softfloat1.c

@@ -34 +34 @@
 #include <mul.h>
 #include <div.h>
+#include <comparison.h>
 #include <bool.h>
 #include "../tester.h"
@@ -45 +46 @@
 typedef void (* float_op_t)(float, float, float *, float_t *);
 typedef void (* double_op_t)(double, double, double *, double_t *);
+typedef void (* double_cmp_op_t)(double, double, cmptype_t *, cmptype_t *);
 typedef void (* template_t)(void *, unsigned, unsigned, cmptype_t *,
     cmptype_t *);
@@ -66 +68 @@
         
         return -a;
+}
+
+static int dcmp(double a, double b)
+{
+        if (a < b)
+                return -1;
+        else if (a > b)
+                return 1;
+
+        return 0;
 }
 
@@ -96 +108 @@
         *pic = (cmptype_t) (c * PRECISION);
         *pisc = (cmptype_t) (sc.val * PRECISION);
+}
+
+static void
+double_compare_template(void *f, unsigned i, unsigned j, cmptype_t *pis,
+    cmptype_t *piss)
+{
+        double_cmp_op_t op = (double_cmp_op_t) f;
+        
+        op(dop_a[i], dop_b[j], pis, piss);
 }
 
@@ -221 +242 @@
 }
 
+static void
+double_cmp_operator(double a, double b, cmptype_t *pis, cmptype_t *piss)
+{
+        *pis = dcmp(a, b);
+
+        double_t sa;
+        double_t sb;
+
+        sa.val = a;
+        sb.val = b;
+
+        if (is_double_lt(sa.data, sb.data))
+                *piss = -1;
+        else if (is_double_gt(sa.data, sb.data))
+                *piss = 1;
+        else if (is_double_eq(sa.data, sb.data))
+                *piss = 0;
+        else
+                *piss = 42;
+}
+
 const char *test_softfloat1(void)
 {
@@ -249 +291 @@
                 TPRINTF("%s\n", err);
         }
+        if (!test_template(double_compare_template, double_cmp_operator)) {
+                err = "Double comparison failed";
+                TPRINTF("%s\n", err);
+        }
         
         return err;