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-rw-r--r--ChangeLog4
-rw-r--r--sysdeps/powerpc/fpu/fesetexcept.c42
-rw-r--r--sysdeps/powerpc/nofpu/fesetexcept.c28
-rw-r--r--sysdeps/powerpc/powerpc32/e500/nofpu/fesetexcept.c37
4 files changed, 111 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 0f78039fc0..fe0663a535 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2016-08-16 Joseph Myers <joseph@codesourcery.com>
+ * sysdeps/powerpc/fpu/fesetexcept.c: New file.
+ * sysdeps/powerpc/nofpu/fesetexcept.c: Likewise.
+ * sysdeps/powerpc/powerpc32/e500/nofpu/fesetexcept.c: Likewise.
+
* sysdeps/mips/fpu/fesetexcept.c: New file.
* sysdeps/m68k/fpu/fesetexcept.c: New file.
diff --git a/sysdeps/powerpc/fpu/fesetexcept.c b/sysdeps/powerpc/fpu/fesetexcept.c
new file mode 100644
index 0000000000..fdd98f92a4
--- /dev/null
+++ b/sysdeps/powerpc/fpu/fesetexcept.c
@@ -0,0 +1,42 @@
+/* Set given exception flags. PowerPC version.
+ Copyright (C) 2016 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/>. */
+
+#include <fenv_libc.h>
+
+int
+fesetexcept (int excepts)
+{
+ fenv_union_t u, n;
+
+ u.fenv = fegetenv_register ();
+ n.l = (u.l
+ | (excepts & FPSCR_STICKY_BITS)
+ /* Turn FE_INVALID into FE_INVALID_SOFTWARE. */
+ | (excepts >> ((31 - FPSCR_VX) - (31 - FPSCR_VXSOFT))
+ & FE_INVALID_SOFTWARE));
+ if (n.l != u.l)
+ {
+ fesetenv_register (n.fenv);
+
+ /* Deal with FE_INVALID_SOFTWARE not being implemented on some chips. */
+ if (excepts & FE_INVALID)
+ feraiseexcept (FE_INVALID);
+ }
+
+ return 0;
+}
diff --git a/sysdeps/powerpc/nofpu/fesetexcept.c b/sysdeps/powerpc/nofpu/fesetexcept.c
new file mode 100644
index 0000000000..3b19665cac
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/fesetexcept.c
@@ -0,0 +1,28 @@
+/* Set given exception flags. PowerPC soft-float version.
+ Copyright (C) 2016 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/>. */
+
+#include "soft-supp.h"
+
+int
+fesetexcept (int excepts)
+{
+ __sim_exceptions_thread |= (excepts & FE_ALL_EXCEPT);
+ SIM_SET_GLOBAL (__sim_exceptions_global, __sim_exceptions_thread);
+
+ return 0;
+}
diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fesetexcept.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fesetexcept.c
new file mode 100644
index 0000000000..ff82f223ed
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fesetexcept.c
@@ -0,0 +1,37 @@
+/* Set given exception flags. e500 version.
+ Copyright (C) 2016 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/>. */
+
+#include <fenv_libc.h>
+
+int
+fesetexcept (int excepts)
+{
+ unsigned long old_spefscr, spefscr;
+ int excepts_spe = __fexcepts_to_spe (excepts);
+
+ old_spefscr = fegetenv_register ();
+ spefscr = old_spefscr | excepts_spe;
+ fesetenv_register (spefscr);
+
+ /* If the state of the "invalid" or "underflow" flag has changed,
+ inform the kernel. */
+ if (((spefscr ^ old_spefscr) & (SPEFSCR_FINVS | SPEFSCR_FUNFS)) != 0)
+ __fe_note_change ();
+
+ return 0;
+}