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config.gcc: Use the secure-plt on FreeBSD 13 and upwards for 32-bit PowerPC.

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2019-09-30  Andreas Tobler  <andreast@gcc.gnu.org>

	* config.gcc: Use the secure-plt on FreeBSD 13 and upwards for
	32-bit PowerPC.
	Define TARGET_FREEBSD32_SECURE_PLT for 64-bit PowerPC.
	* config/rs6000/t-freebsd64: Make use of the above define and build
	the 32-bit libraries with secure-plt.

From-SVN: r276295
This commit is contained in:
Andreas Tobler 2019-09-30 09:54:52 +02:00
parent 6a556ba414
commit 15bbad9243
3 changed files with 17 additions and 0 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2019-09-30 Andreas Tobler <andreast@gcc.gnu.org>
* config.gcc: Use the secure-plt on FreeBSD 13 and upwards for
32-bit PowerPC.
Define TARGET_FREEBSD32_SECURE_PLT for 64-bit PowerPC.
* config/rs6000/t-freebsd64: Make use of the above define and build
the 32-bit libraries with secure-plt.
2019-09-30 Jakub Jelinek <jakub@redhat.com>
PR target/91931

6
gcc/config.gcc
View File

@ -2687,8 +2687,14 @@ powerpc*-*-freebsd*)
tm_file="${tm_file} rs6000/default64.h rs6000/freebsd64.h"
tmake_file="${tmake_file} rs6000/t-freebsd64"
extra_options="${extra_options} rs6000/linux64.opt"
if test $fbsd_major -ge 13; then
tm_defines="${tm_defines} TARGET_FREEBSD32_SECURE_PLT=1"
fi
;;
*)
if test $fbsd_major -ge 13; then
tm_file="rs6000/secureplt.h ${tm_file}"
fi
tm_file="${tm_file} rs6000/freebsd.h"
;;
esac

3
gcc/config/rs6000/t-freebsd64
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@ -27,3 +27,6 @@ MULTILIB_EXTRA_OPTS = fPIC mstrict-align
MULTILIB_EXCEPTIONS =
MULTILIB_OSDIRNAMES = ../lib32
SECURE_PLT = $(if $(filter TARGET_FREEBSD32_SECURE_PLT=1, $(tm_defines)),msecure-plt)
MULTILIB_EXTRA_OPTS += $(SECURE_PLT)