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-rw-r--r--ChangeLog12
-rwxr-xr-xmath/gen-libm-test.pl21
-rw-r--r--math/libm-test.inc112
3 files changed, 98 insertions, 47 deletions
diff --git a/ChangeLog b/ChangeLog
index aa893395c0..7f67727473 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2014-03-18  Joseph Myers  <joseph@codesourcery.com>
+
+	* math/gen-libm-test.pl (parse_args): Handle plus_oflow,
+	minus_oflow, plus_uflow and minus_uflow in expected results.
+	* math/libm-test.inc (scalbn_test_data): Add more tests of
+	negative arguments.  Use plus_oflow, minus_oflow, plus_uflow and
+	minus_uflow.
+	(scalbn_test): Use ALL_RM_TEST.
+	(scalbln_test_data): Add more tests of negative arguments.  Use
+	plus_oflow, minus_oflow, plus_uflow and minus_uflow.
+	(scalbln_test): Use ALL_RM_TEST.
+
 2014-03-18  Roland McGrath  <roland@hack.frob.com>
 
 	* scripts/abilist.awk: Ignore symbols marked with .hidden.
diff --git a/math/gen-libm-test.pl b/math/gen-libm-test.pl
index 36cc7eb818..92cb4badda 100755
--- a/math/gen-libm-test.pl
+++ b/math/gen-libm-test.pl
@@ -158,7 +158,8 @@ sub parse_args {
   my (@special);
   my ($call_args);
   my ($ignore_result_any, $ignore_result_all);
-  my ($num_res, @args_res, $start_rm, $this_start_rm);
+  my ($num_res, @args_res, @start_rm, $rm);
+  my (@plus_oflow, @minus_oflow, @plus_uflow, @minus_uflow);
 
   ($descr_args, $descr_res) = split /_/,$descr, 2;
 
@@ -215,15 +216,15 @@ sub parse_args {
   # consistency check
   if ($#args_res == $num_res - 1) {
     # One set of results for all rounding modes, no flags.
-    $start_rm = [ 0, 0, 0, 0 ];
+    @start_rm = ( 0, 0, 0, 0 );
   } elsif ($#args_res == $num_res) {
     # One set of results for all rounding modes, with flags.
     die ("wrong number of arguments")
       unless ($args_res[$#args_res] =~ /EXCEPTION|ERRNO|IGNORE_ZERO_INF_SIGN|TEST_NAN_SIGN|NO_TEST_INLINE|XFAIL_TEST/);
-    $start_rm = [ 0, 0, 0, 0 ];
+    @start_rm = ( 0, 0, 0, 0 );
   } elsif ($#args_res == 4 * $num_res + 3) {
     # One set of results per rounding mode, with flags.
-    $start_rm = [ 0, $num_res + 1, 2 * $num_res + 2, 3 * $num_res + 3 ];
+    @start_rm = ( 0, $num_res + 1, 2 * $num_res + 2, 3 * $num_res + 3 );
   } else {
     die ("wrong number of arguments");
   }
@@ -253,8 +254,12 @@ sub parse_args {
   }
 
   @descr = split //,$descr_res;
-  foreach $this_start_rm (@$start_rm) {
-    $current_arg = $this_start_rm;
+  @plus_oflow = qw(max_value plus_infty max_value plus_infty);
+  @minus_oflow = qw(minus_infty minus_infty -max_value -max_value);
+  @plus_uflow = qw(plus_zero plus_zero plus_zero min_subnorm_value);
+  @minus_uflow = qw(-min_subnorm_value minus_zero minus_zero minus_zero);
+  for ($rm = 0; $rm <= 3; $rm++) {
+    $current_arg = $start_rm[$rm];
     $ignore_result_any = 0;
     $ignore_result_all = 1;
     $cline_res = "";
@@ -313,6 +318,10 @@ sub parse_args {
       $cline_res .= ", $run_extra, $extra_expected";
     }
     $cline_res =~ s/^, //;
+    $cline_res =~ s/plus_oflow/$plus_oflow[$rm]/g;
+    $cline_res =~ s/minus_oflow/$minus_oflow[$rm]/g;
+    $cline_res =~ s/plus_uflow/$plus_uflow[$rm]/g;
+    $cline_res =~ s/minus_uflow/$minus_uflow[$rm]/g;
     $cline .= ", { $cline_res }";
   }
   print $file "    $cline },\n";
diff --git a/math/libm-test.inc b/math/libm-test.inc
index 58b4df262d..5ad02555c0 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -9805,23 +9805,29 @@ static const struct test_fi_f_data scalbn_test_data[] =
 
     TEST_fi_f (scalbn, 1, 0L, 1, NO_INEXACT_EXCEPTION),
 
-    TEST_fi_f (scalbn, 1, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, 1, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, max_value, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, max_value, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, min_value, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, min_value, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, min_value / 4, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fi_f (scalbn, min_value / 4, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, 1, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, 1, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, max_value, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, max_value, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, min_value, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, min_value, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, min_value / 4, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, min_value / 4, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+
+    TEST_fi_f (scalbn, -1, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -1, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -max_value, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -max_value, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -min_value, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -min_value, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -min_value / 4, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fi_f (scalbn, -min_value / 4, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
   };
 
 static void
 scalbn_test (void)
 {
-
-  START (scalbn, 1);
-  RUN_TEST_LOOP_fi_f (scalbn, scalbn_test_data, );
-  END;
+  ALL_RM_TEST (scalbn, 1, scalbn_test_data, RUN_TEST_LOOP_fi_f, END);
 }
 
 
@@ -9839,43 +9845,67 @@ static const struct test_fl_f_data scalbln_test_data[] =
 
     TEST_fl_f (scalbln, 1, 0L, 1, NO_INEXACT_EXCEPTION),
 
-    TEST_fl_f (scalbln, 1, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, 1, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, max_value, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, max_value, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value / 4, INT_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value / 4, INT_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-
-    TEST_fl_f (scalbln, 1, LONG_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, 1, LONG_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, max_value, LONG_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, max_value, LONG_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value, LONG_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value, LONG_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value / 4, LONG_MAX, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value / 4, LONG_MIN, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, 1, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, 1, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, max_value, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, max_value, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value / 4, INT_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value / 4, INT_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+
+    TEST_fl_f (scalbln, -1, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -1, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -max_value, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -max_value, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value / 4, INT_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value / 4, INT_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+
+    TEST_fl_f (scalbln, 1, LONG_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, 1, LONG_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, max_value, LONG_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, max_value, LONG_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value, LONG_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value, LONG_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value / 4, LONG_MAX, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value / 4, LONG_MIN, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+
+    TEST_fl_f (scalbln, -1, LONG_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -1, LONG_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -max_value, LONG_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -max_value, LONG_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value, LONG_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value, LONG_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value / 4, LONG_MAX, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value / 4, LONG_MIN, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
 
 #if LONG_MAX >= 0x100000000
-    TEST_fl_f (scalbln, 1, 0x88000000L, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, 1, -0x88000000L, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, max_value, 0x88000000L, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, max_value, -0x88000000L, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value, 0x88000000L, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value, -0x88000000L, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value / 4, 0x88000000L, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
-    TEST_fl_f (scalbln, min_value / 4, -0x88000000L, plus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, 1, 0x88000000L, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, 1, -0x88000000L, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, max_value, 0x88000000L, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, max_value, -0x88000000L, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value, 0x88000000L, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value, -0x88000000L, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value / 4, 0x88000000L, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, min_value / 4, -0x88000000L, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+
+    TEST_fl_f (scalbln, -1, 0x88000000L, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -1, -0x88000000L, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -max_value, 0x88000000L, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -max_value, -0x88000000L, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value, 0x88000000L, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value, -0x88000000L, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value / 4, 0x88000000L, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION),
+    TEST_fl_f (scalbln, -min_value / 4, -0x88000000L, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION),
 #endif
   };
 
 static void
 scalbln_test (void)
 {
-
-  START (scalbln, 1);
-  RUN_TEST_LOOP_fl_f (scalbln, scalbln_test_data, );
-  END;
+  ALL_RM_TEST (scalbln, 1, scalbln_test_data, RUN_TEST_LOOP_fl_f, END);
 }