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-rw-r--r--math/test-math-vector.h96
1 files changed, 96 insertions, 0 deletions
diff --git a/math/test-math-vector.h b/math/test-math-vector.h
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+/* Common definitions for libm tests for vector functions.
+   Copyright (C) 2014-2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#define TEST_MATHVEC 1
+
+#define CNCT(x, y) x ## y
+#define CONCAT(a, b) CNCT (a, b)
+
+#define WRAPPER_NAME(function) CONCAT (function, VEC_SUFF)
+
+/* This macro is used in VECTOR_WRAPPER macros for vector tests.  */
+#define TEST_VEC_LOOP(vec, len) 				\
+  do								\
+    {								\
+      for (i = 1; i < len; i++)					\
+        {							\
+          if ((FLOAT) vec[0] != (FLOAT) vec[i])			\
+            {							\
+              vec[0] = (FLOAT) vec[0] + 0.1;			\
+	      break;						\
+            }							\
+        }							\
+    }								\
+  while (0)
+
+#define INIT_VEC_LOOP(vec, val, len)				\
+  do								\
+    {								\
+      for (i = 0; i < len; i++)					\
+        {							\
+          vec[i] = val;						\
+        }							\
+    }								\
+  while (0)
+
+#define WRAPPER_DECL(function) extern FLOAT function (FLOAT);
+#define WRAPPER_DECL_ff(function) extern FLOAT function (FLOAT, FLOAT);
+#define WRAPPER_DECL_fFF(function) extern void function (FLOAT, FLOAT *, FLOAT *);
+
+/* Wrapper from scalar to vector function.  */
+#define VECTOR_WRAPPER(scalar_func, vector_func) \
+extern VEC_TYPE vector_func (VEC_TYPE);		\
+FLOAT scalar_func (FLOAT x)			\
+{						\
+  int i;					\
+  VEC_TYPE mx;					\
+  INIT_VEC_LOOP (mx, x, VEC_LEN);		\
+  VEC_TYPE mr = vector_func (mx);		\
+  TEST_VEC_LOOP (mr, VEC_LEN);			\
+  return ((FLOAT) mr[0]);			\
+}
+
+/* Wrapper from scalar 2 argument function to vector one.  */
+#define VECTOR_WRAPPER_ff(scalar_func, vector_func) 	\
+extern VEC_TYPE vector_func (VEC_TYPE, VEC_TYPE);	\
+FLOAT scalar_func (FLOAT x, FLOAT y)		\
+{						\
+  int i;					\
+  VEC_TYPE mx, my;				\
+  INIT_VEC_LOOP (mx, x, VEC_LEN);		\
+  INIT_VEC_LOOP (my, y, VEC_LEN);		\
+  VEC_TYPE mr = vector_func (mx, my);		\
+  TEST_VEC_LOOP (mr, VEC_LEN);			\
+  return ((FLOAT) mr[0]);			\
+}
+
+/* Wrapper from scalar 3 argument function to vector one.  */
+#define VECTOR_WRAPPER_fFF(scalar_func, vector_func) 	\
+extern void vector_func (VEC_TYPE, VEC_TYPE *, VEC_TYPE *);	\
+void scalar_func (FLOAT x, FLOAT * r, FLOAT * r1)		\
+{						\
+  int i;					\
+  VEC_TYPE mx, mr, mr1;				\
+  INIT_VEC_LOOP (mx, x, VEC_LEN);		\
+  vector_func (mx, &mr, &mr1);			\
+  TEST_VEC_LOOP (mr, VEC_LEN);			\
+  TEST_VEC_LOOP (mr1, VEC_LEN);			\
+  *r = (FLOAT) mr[0];				\
+  *r1 = (FLOAT) mr1[0];				\
+  return;					\
+}