[src/trunk]: src/tests/lib/libc/gen Skip the tests on ARM if the NEON fpu doe...

[martin <martin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/724f472006b7
branches:  trunk
changeset: 333838:724f472006b7
user:      martin <martin%NetBSD.org@localhost>
date:      Tue Nov 18 08:58:08 2014 +0000

description:
Skip the tests on ARM if the NEON fpu does not support exceptions (Cortex).

diffstat:

 tests/lib/libc/gen/t_fpsetmask.c |  23 ++++++++++++++++++++---
 1 files changed, 20 insertions(+), 3 deletions(-)

diffs (51 lines):

diff -r 1cf5c0ebe23a -r 724f472006b7 tests/lib/libc/gen/t_fpsetmask.c
--- a/tests/lib/libc/gen/t_fpsetmask.c  Tue Nov 18 08:43:03 2014 +0000
+++ b/tests/lib/libc/gen/t_fpsetmask.c  Tue Nov 18 08:58:08 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: t_fpsetmask.c,v 1.14 2014/11/04 00:20:19 justin Exp $ */
+/*     $NetBSD: t_fpsetmask.c,v 1.15 2014/11/18 08:58:08 martin Exp $ */
 
 /*-
  * Copyright (c) 1995 The NetBSD Foundation, Inc.
@@ -58,8 +58,20 @@
 
 #include <ieeefp.h>
 
-const char *skip_mesg;
-const char *skip_arch;
+#if __arm__ && !__SOFTFP__
+       /*
+        * Some NEON fpus do not implement IEEE exception handling,
+        * skip these tests if running on them and compiled for
+        * hard float.
+        */
+#define        FPU_PREREQ()                                                    \
+       if (0 == fpsetmask(fpsetmask(FP_X_INV)))                        \
+               atf_tc_skip("FPU does not implement exception handling");
+#endif
+
+#ifndef FPU_PREREQ
+#define        FPU_PREREQ()    /* nothing */
+#endif
 
 void           sigfpe(int, siginfo_t *, void *);
 
@@ -296,6 +308,9 @@
                                                                        \
        ATF_TC_BODY(m##_##t, tc)                                        \
        {                                                               \
+                                                                       \
+               FPU_PREREQ();                                           \
+                                                                       \
                if (strcmp(MACHINE, "macppc") == 0)                     \
                        atf_tc_expect_fail("PR port-macppc/46319");     \
                                                                        \
@@ -323,6 +338,8 @@
        size_t i;
        fp_except_t msk, lst[] = { FP_X_INV, FP_X_DZ, FP_X_OFL, FP_X_UFL };
 
+       FPU_PREREQ();
+
        msk = fpgetmask();
        for (i = 0; i < __arraycount(lst); i++) {
                fpsetmask(msk | lst[i]);