Test cosh, sinh in non-default rounding modes (bug 3976).

4 files changed, 503 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 7c45b79..8326f7c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,18 @@
+2012-03-02  Joseph Myers  <joseph@codesourcery.com>
+
+	[BZ #3976]
+	* math/libm-test.inc (cosh_test_tonearest): New function.
+	(cosh_test_towardzero): Likewise.
+	(cosh_test_downward): Likewise.
+	(cosh_test_upward): Likewise.
+	(sinh_test_tonearest): Likewise.
+	(sinh_test_towardzero): Likewise.
+	(sinh_test_downward): Likewise.
+	(sinh_test_upward): Likewise.
+	(main): Call the new functions.
+	* sysdeps/i386/fpu/libm-test-ulps: Update.
+	* sysdeps/x86_64/fpu/libm-test-ulps: Likewise.
+
 2012-03-05  Tom de Vries  <tom@codesourcery.com>
 
 	* sysdeps/generic/dl-osinfo.h (_dl_setup_stack_chk_guard): Ensure
diff --git a/math/libm-test.inc b/math/libm-test.inc
index 61c62dd..684955e 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -2178,6 +2178,114 @@ cosh_test (void)
 
 
 static void
+cosh_test_tonearest (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(cosh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (cosh_tonearest);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_TONEAREST))
+    {
+      TEST_f_f (cosh, 22, 1792456423.065795780980053377632656584997L);
+      TEST_f_f (cosh, 23, 4872401723.124451300068625740569997090344L);
+      TEST_f_f (cosh, 24, 13244561064.92173614708845674912733665919L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (cosh_tonearest);
+}
+
+
+static void
+cosh_test_towardzero (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(cosh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (cosh_towardzero);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_TOWARDZERO))
+    {
+      TEST_f_f (cosh, 22, 1792456423.065795780980053377632656584997L);
+      TEST_f_f (cosh, 23, 4872401723.124451300068625740569997090344L);
+      TEST_f_f (cosh, 24, 13244561064.92173614708845674912733665919L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (cosh_towardzero);
+}
+
+
+static void
+cosh_test_downward (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(cosh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (cosh_downward);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_DOWNWARD))
+    {
+      TEST_f_f (cosh, 22, 1792456423.065795780980053377632656584997L);
+      TEST_f_f (cosh, 23, 4872401723.124451300068625740569997090344L);
+      TEST_f_f (cosh, 24, 13244561064.92173614708845674912733665919L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (cosh_downward);
+}
+
+
+static void
+cosh_test_upward (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(cosh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (cosh_upward);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_UPWARD))
+    {
+      TEST_f_f (cosh, 22, 1792456423.065795780980053377632656584997L);
+      TEST_f_f (cosh, 23, 4872401723.124451300068625740569997090344L);
+      TEST_f_f (cosh, 24, 13244561064.92173614708845674912733665919L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (cosh_upward);
+}
+
+
+static void
 cpow_test (void)
 {
   errno = 0;
@@ -6243,6 +6351,115 @@ sinh_test (void)
   END (sinh);
 }
 
+
+static void
+sinh_test_tonearest (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(sinh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (sinh_tonearest);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_TONEAREST))
+    {
+      TEST_f_f (sinh, 22, 1792456423.065795780701106568345764104225L);
+      TEST_f_f (sinh, 23, 4872401723.124451299966006944252978187305L);
+      TEST_f_f (sinh, 24, 13244561064.92173614705070540368454568168L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (sinh_tonearest);
+}
+
+
+static void
+sinh_test_towardzero (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(sinh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (sinh_towardzero);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_TOWARDZERO))
+    {
+      TEST_f_f (sinh, 22, 1792456423.065795780701106568345764104225L);
+      TEST_f_f (sinh, 23, 4872401723.124451299966006944252978187305L);
+      TEST_f_f (sinh, 24, 13244561064.92173614705070540368454568168L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (sinh_towardzero);
+}
+
+
+static void
+sinh_test_downward (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(sinh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (sinh_downward);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_DOWNWARD))
+    {
+      TEST_f_f (sinh, 22, 1792456423.065795780701106568345764104225L);
+      TEST_f_f (sinh, 23, 4872401723.124451299966006944252978187305L);
+      TEST_f_f (sinh, 24, 13244561064.92173614705070540368454568168L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (sinh_downward);
+}
+
+
+static void
+sinh_test_upward (void)
+{
+  int save_round_mode;
+  errno = 0;
+  FUNC(sinh) (0);
+  if (errno == ENOSYS)
+    /* Function not implemented.  */
+    return;
+
+  START (sinh_upward);
+
+  save_round_mode = fegetround ();
+
+  if (!fesetround (FE_UPWARD))
+    {
+      TEST_f_f (sinh, 22, 1792456423.065795780701106568345764104225L);
+      TEST_f_f (sinh, 23, 4872401723.124451299966006944252978187305L);
+      TEST_f_f (sinh, 24, 13244561064.92173614705070540368454568168L);
+    }
+
+  fesetround (save_round_mode);
+
+  END (sinh_upward);
+}
+
+
 static void
 sqrt_test (void)
 {
@@ -6962,7 +7179,15 @@ main (int argc, char **argv)
   asinh_test ();
   atanh_test ();
   cosh_test ();
+  cosh_test_tonearest ();
+  cosh_test_towardzero ();
+  cosh_test_downward ();
+  cosh_test_upward ();
   sinh_test ();
+  sinh_test_tonearest ();
+  sinh_test_towardzero ();
+  sinh_test_downward ();
+  sinh_test_upward ();
   tanh_test ();
 
   /* Exponential and logarithmic functions:  */
diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps
index cb22d45..e17bc53 100644
--- a/sysdeps/i386/fpu/libm-test-ulps
+++ b/sysdeps/i386/fpu/libm-test-ulps
@@ -408,6 +408,42 @@ ifloat: 1
 Test "cosh (0.75) == 1.29468328467684468784170818539018176":
 ildouble: 1
 
+# cosh_downward
+Test "cosh_downward (22) == 1792456423.065795780980053377632656584997":
+double: 1
+float: 1
+ldouble: 2
+Test "cosh_downward (23) == 4872401723.124451300068625740569997090344":
+double: 1
+float: 1
+ldouble: 1
+Test "cosh_downward (24) == 13244561064.92173614708845674912733665919":
+float: 1
+ldouble: 1
+
+# cosh_tonearest
+Test "cosh_tonearest (22) == 1792456423.065795780980053377632656584997":
+ldouble: 1
+
+# cosh_towardzero
+Test "cosh_towardzero (22) == 1792456423.065795780980053377632656584997":
+double: 1
+float: 1
+ldouble: 2
+Test "cosh_towardzero (23) == 4872401723.124451300068625740569997090344":
+double: 1
+float: 1
+ldouble: 1
+Test "cosh_towardzero (24) == 13244561064.92173614708845674912733665919":
+float: 1
+ldouble: 1
+
+# cosh_upward
+Test "cosh_upward (23) == 4872401723.124451300068625740569997090344":
+ldouble: 1
+Test "cosh_upward (24) == 13244561064.92173614708845674912733665919":
+double: 1
+
 # cpow
 Test "Real part of: cpow (0.75 + 1.25 i, 0.0 + 1.0 i) == 0.331825439177608832276067945276730566 + 0.131338600281188544930936345230903032 i":
 float: 1
@@ -1052,6 +1088,58 @@ Test "sinh (0.75) == 0.822316731935829980703661634446913849":
 double: 1
 ildouble: 1
 
+# sinh_downward
+Test "sinh_downward (22) == 1792456423.065795780701106568345764104225":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
+ldouble: 4
+Test "sinh_downward (23) == 4872401723.124451299966006944252978187305":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
+Test "sinh_downward (24) == 13244561064.92173614705070540368454568168":
+float: 1
+ifloat: 1
+ldouble: 5
+
+# sinh_tonearest
+Test "sinh_tonearest (22) == 1792456423.065795780701106568345764104225":
+ldouble: 3
+Test "sinh_tonearest (23) == 4872401723.124451299966006944252978187305":
+ldouble: 1
+Test "sinh_tonearest (24) == 13244561064.92173614705070540368454568168":
+ldouble: 6
+
+# sinh_towardzero
+Test "sinh_towardzero (22) == 1792456423.065795780701106568345764104225":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
+ldouble: 4
+Test "sinh_towardzero (23) == 4872401723.124451299966006944252978187305":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
+Test "sinh_towardzero (24) == 13244561064.92173614705070540368454568168":
+float: 1
+ifloat: 1
+ldouble: 5
+
+# sinh_upward
+Test "sinh_upward (22) == 1792456423.065795780701106568345764104225":
+ldouble: 16
+Test "sinh_upward (23) == 4872401723.124451299966006944252978187305":
+ldouble: 27
+Test "sinh_upward (24) == 13244561064.92173614705070540368454568168":
+double: 1
+idouble: 1
+ldouble: 7
+
 # tan
 Test "tan (pi/4) == 1":
 double: 1
@@ -1568,6 +1656,23 @@ ldouble: 1
 Function: "cosh":
 ildouble: 1
 
+Function: "cosh_downward":
+double: 1
+float: 1
+ldouble: 2
+
+Function: "cosh_tonearest":
+ldouble: 1
+
+Function: "cosh_towardzero":
+double: 1
+float: 1
+ldouble: 2
+
+Function: "cosh_upward":
+double: 1
+ldouble: 1
+
 Function: Real part of "cpow":
 double: 1
 float: 4
@@ -1773,6 +1878,28 @@ Function: "sinh":
 double: 1
 ildouble: 1
 
+Function: "sinh_downward":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
+ldouble: 5
+
+Function: "sinh_tonearest":
+ldouble: 6
+
+Function: "sinh_towardzero":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
+ldouble: 5
+
+Function: "sinh_upward":
+double: 1
+idouble: 1
+ldouble: 27
+
 Function: "tan":
 double: 1
 idouble: 1
diff --git a/sysdeps/x86_64/fpu/libm-test-ulps b/sysdeps/x86_64/fpu/libm-test-ulps
index 0185f28..dd9e130 100644
--- a/sysdeps/x86_64/fpu/libm-test-ulps
+++ b/sysdeps/x86_64/fpu/libm-test-ulps
@@ -428,6 +428,50 @@ Test "cos_upward (9) == -0.9111302618846769883682947111811653112463":
 float: 2
 ifloat: 2
 
+# cosh_downward
+Test "cosh_downward (22) == 1792456423.065795780980053377632656584997":
+float: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
+Test "cosh_downward (23) == 4872401723.124451300068625740569997090344":
+float: 1
+ifloat: 1
+ildouble: 1
+ldouble: 1
+Test "cosh_downward (24) == 13244561064.92173614708845674912733665919":
+float: 1
+ifloat: 1
+ildouble: 1
+ldouble: 1
+
+# cosh_tonearest
+Test "cosh_tonearest (22) == 1792456423.065795780980053377632656584997":
+ildouble: 1
+ldouble: 1
+
+# cosh_towardzero
+Test "cosh_towardzero (22) == 1792456423.065795780980053377632656584997":
+float: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
+Test "cosh_towardzero (23) == 4872401723.124451300068625740569997090344":
+float: 1
+ifloat: 1
+ildouble: 1
+ldouble: 1
+Test "cosh_towardzero (24) == 13244561064.92173614708845674912733665919":
+float: 1
+ifloat: 1
+ildouble: 1
+ldouble: 1
+
+# cosh_upward
+Test "cosh_upward (23) == 4872401723.124451300068625740569997090344":
+ildouble: 1
+ldouble: 1
+
 # cpow
 Test "Real part of: cpow (0.75 + 1.25 i, 0.0 + 1.0 i) == 0.331825439177608832276067945276730566 + 0.131338600281188544930936345230903032 i":
 float: 1
@@ -1065,6 +1109,58 @@ Test "sinh (0x8p-32) == 1.86264514923095703232705808926175479e-9":
 ildouble: 1
 ldouble: 1
 
+# sinh_downward
+Test "sinh_downward (22) == 1792456423.065795780701106568345764104225":
+float: 1
+ifloat: 1
+ildouble: 4
+ldouble: 4
+Test "sinh_downward (23) == 4872401723.124451299966006944252978187305":
+float: 1
+ifloat: 1
+Test "sinh_downward (24) == 13244561064.92173614705070540368454568168":
+float: 1
+ifloat: 1
+ildouble: 5
+ldouble: 5
+
+# sinh_tonearest
+Test "sinh_tonearest (22) == 1792456423.065795780701106568345764104225":
+ildouble: 3
+ldouble: 3
+Test "sinh_tonearest (23) == 4872401723.124451299966006944252978187305":
+ildouble: 1
+ldouble: 1
+Test "sinh_tonearest (24) == 13244561064.92173614705070540368454568168":
+ildouble: 6
+ldouble: 6
+
+# sinh_towardzero
+Test "sinh_towardzero (22) == 1792456423.065795780701106568345764104225":
+float: 1
+ifloat: 1
+ildouble: 4
+ldouble: 4
+Test "sinh_towardzero (23) == 4872401723.124451299966006944252978187305":
+float: 1
+ifloat: 1
+Test "sinh_towardzero (24) == 13244561064.92173614705070540368454568168":
+float: 1
+ifloat: 1
+ildouble: 5
+ldouble: 5
+
+# sinh_upward
+Test "sinh_upward (22) == 1792456423.065795780701106568345764104225":
+ildouble: 16
+ldouble: 16
+Test "sinh_upward (23) == 4872401723.124451299966006944252978187305":
+ildouble: 27
+ldouble: 27
+Test "sinh_upward (24) == 13244561064.92173614705070540368454568168":
+ildouble: 7
+ldouble: 7
+
 # tan
 Test "tan (pi/4) == 1":
 double: 1
@@ -1546,6 +1642,26 @@ ifloat: 2
 ildouble: 1
 ldouble: 1
 
+Function: "cosh_downward":
+float: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
+
+Function: "cosh_tonearest":
+ildouble: 1
+ldouble: 1
+
+Function: "cosh_towardzero":
+float: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
+
+Function: "cosh_upward":
+ildouble: 1
+ldouble: 1
+
 Function: Real part of "cpow":
 double: 2
 float: 5
@@ -1754,6 +1870,26 @@ Function: "sinh":
 ildouble: 1
 ldouble: 1
 
+Function: "sinh_downward":
+float: 1
+ifloat: 1
+ildouble: 5
+ldouble: 5
+
+Function: "sinh_tonearest":
+ildouble: 6
+ldouble: 6
+
+Function: "sinh_towardzero":
+float: 1
+ifloat: 1
+ildouble: 5
+ldouble: 5
+
+Function: "sinh_upward":
+ildouble: 27
+ldouble: 27
+
 Function: "tan":
 double: 1
 idouble: 1