[ARM/FDPIC,01/21,ARM] FDPIC: Add -mfdpic option support

Message ID	20180525080354.13295-2-christophe.lyon@st.com
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Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of gcc-patches-return-478470-patch=linaro.org@gcc.gnu.org designates 209.132.180.131 as permitted sender) client-ip=209.132.180.131; DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:subject:date:message-id:in-reply-to:references:mime-version :content-type:content-transfer-encoding; q=dns; s=default; b=cfD t7bGOKR3Qm1UKukzSS6IcRsFIvcQkr4LbvRKsvNkDzWSpYmagOjRYrAdQyAZpplD Xjzxy1OD3ZpwRmRfDaAh8slFnvWY8aEY800O64HMwGDw/iQD4i5l2hCPVRv3svLs Q0q2ZOb+Lt0ORFBt8sQQuYZ00RAZ3Ki+rhYWxldA= Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk Sender: gcc-patches-owner@gcc.gnu.org From: Christophe Lyon <christophe.lyon@st.com> To: <gcc-patches@gcc.gnu.org>, <christophe.lyon@linaro.org> Subject: [ARM/FDPIC 01/21] [ARM] FDPIC: Add -mfdpic option support Date: Fri, 25 May 2018 10:03:14 +0200 Message-ID: <20180525080354.13295-2-christophe.lyon@st.com> In-Reply-To: <20180525080354.13295-1-christophe.lyon@st.com> References: <20180525080354.13295-1-christophe.lyon@st.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit
Series	FDPIC ARM for ARM \| expand [ARM/FDPIC,00/21] FDPIC ARM for ARM [ARM/FDPIC,01/21,ARM] FDPIC: Add -mfdpic option support [ARM/FDPIC,02/21,ARM] FDPIC: Handle arm--uclinuxfdpiceabi in configure scripts [ARM/FDPIC,03/21,ARM] FDPIC: Force FDPIC related options unless -mno-fdpic is provided [ARM/FDPIC,04/21,ARM] FDPIC: Add support for FDPIC for arm architecture [ARM/FDPIC,05/21,ARM] FDPIC: Fix __do_global_dtors_aux and frame_dummy generation [ARM/FDPIC,06/21,ARM] FDPIC: Add support for c++ exceptions [ARM/FDPIC,07/21,ARM] FDPIC: Avoid saving/restoring r9 on stack since it is RO [ARM/FDPIC,08/21,ARM] FDPIC: Fix corner case of weak symbol [ARM/FDPIC,09/21,ARM] FDPIC: Add support for taking address of nested function [ARM/FDPIC,10/21,ARM] FDPIC: Implement legitimize_tls_address_fdpic [ARM/FDPIC,11/21,ARM] FDPIC: Add support to unwind FDPIC signal frame [ARM/FDPIC,12/21,ARM] FDPIC: Restore r9 after we call __aeabi_read_tp [ARM/FDPIC,13/21,ARM] FDPIC: Support unwinding across thumb2 signal trampoline [ARM/FDPIC,14/21,ARM] FDPIC: Force LSB bit for PC in Cortex-M architecture [ARM/FDPIC,15/21,ARM,testsuite] FDPIC: Skip unsupported tests [ARM/FDPIC,16/21,ARM,testsuite] FDPIC: Adjust scan-assembler patterns. [ARM/FDPIC,17/21,ARM,testsuite] FDPIC: Skip v8-m and v6-m tests that currently produce an ICE [ARM/FDPIC,18/21,ARM,testsuite] FDPIC: Skip tests that don't work in PIC mode [ARM/FDPIC,19/21,ARM,testsuite] FDPIC: Handle --uclinux* [ARM/FDPIC,20/21,ARM,testsuite] FDPIC: Enable tests on pie_enabled targets [ARM/FDPIC,21/21,ARM,testsuite] FDPIC: Adjust pr43698.c to avoid clash with uclibc.

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Subject: [ARM/FDPIC 01/21] [ARM] FDPIC: Add -mfdpic option support
Date: Fri, 25 May 2018 10:03:14 +0200
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Series

FDPIC ARM for ARM | expand

Commit Message

Christophe Lyon May 25, 2018, 8:03 a.m. UTC

2018-XX-XX  Christophe Lyon  <christophe.lyon@st.com>
	Mickaël Guêné  <mickael.guene@st.com>

	gcc/
	* config/arm/arm.opt: Add -mfdpic option.

Change-Id: Ie5c4ed7434488933de6133186da09cd3ea1291a7

-- 
2.6.3

diff --git a/gcc/config/arm/arm.opt b/gcc/config/arm/arm.opt
index a1286a4..231c1cb 100644
--- a/gcc/config/arm/arm.opt
+++ b/gcc/config/arm/arm.opt
@@ -302,3 +302,7 @@  When linking for big-endian targets, generate a legacy BE32 format image.
 mbranch-cost=
 Target RejectNegative Joined UInteger Var(arm_branch_cost) Init(-1)
 Cost to assume for a branch insn.
+
+mfdpic
+Target Report Mask(FDPIC)
+Enable Function Descriptor PIC mode.

[ARM/FDPIC,01/21,ARM] FDPIC: Add -mfdpic option support

Commit Message

Patch