diff mbox series

[03/30,arm] Don't pass -mfpu=auto through to the assembler.

Message ID	4200ed9d10985ec6b8bd7e86ab7ad924a9080078.1497004220.git.Richard.Earnshaw@arm.com
State	New
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of gcc-patches-return-455521-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:cc:subject:date:message-id:in-reply-to:references :in-reply-to:references:mime-version:content-type; q=dns; s= default; b=jya7q3f6bKR/hjPBJgynDlOkfRU+3ylr5A7tFdwgBTlYkgSg3cqD9 wyJnQ8YB7LDVC+XoFK3HyOhVnKyccvrc5mAK7FGuuZKrX8vZ+BVj2goxMnRspBIX RE6skoP6yS1Xum7FYsJzv1k0FM2i1CjlNZipKDShiwE4U9vnJlyRLc= Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk Sender: gcc-patches-owner@gcc.gnu.org From: Richard Earnshaw <Richard.Earnshaw@arm.com> To: gcc-patches@gcc.gnu.org Cc: Richard Earnshaw <Richard.Earnshaw@arm.com> Subject: [PATCH 03/30] [arm] Don't pass -mfpu=auto through to the assembler. Date: Fri, 9 Jun 2017 13:53:32 +0100 Message-Id: <4200ed9d10985ec6b8bd7e86ab7ad924a9080078.1497004220.git.Richard.Earnshaw@arm.com> In-Reply-To: <cover.1497004220.git.Richard.Earnshaw@arm.com> References: <cover.1497004220.git.Richard.Earnshaw@arm.com> In-Reply-To: <cover.1497004220.git.Richard.Earnshaw@arm.com> References: <cover.1497004220.git.Richard.Earnshaw@arm.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------2.7.4"
Series	Reworking the -mcpu, -march and -mfpu options \| expand [00/30,ARM] Reworking the -mcpu, -march and -mfpu options [01/30,arm] Use strings for -march, -mcpu and -mtune options [02/30,arm] Rewrite -march and -mcpu options for passing to the assembler [03/30,arm] Don't pass -mfpu=auto through to the assembler. [04/30,arm] Allow +opt on arbitrary cpu and architecture specifications [05/30,arm] Add architectural options [06/30,arm] Add default FPUs for CPUs. [07/30,build] Make sbitmap code available to the driver programs [08/30,arm] Split CPU, architecture and tuning data tables. [09/30,ARM] Move cpu and architecture option name parsing code to arm-common.c [10/30,arm] Use standard option parsing code for detecting thumb-only targets [11/30,arm] Allow CPU and architecture extensions to be defined as aliases [12/30,arm] Allow new extended syntax CPU and architecture names during configure [13/30,arm] Force a CPU default in the config args defaults list. [14/30,arm] Generate a canonical form for -march [15/30,arm] Make -mfloat-abi=softfp work when there are no FPU instructions [16/30,arm] Update basic multilib configuration [17/30,arm] Make 'auto' the default FPU selection option. [18/30,arm] Rewrite t-aprofile using new selector methodology [19/30,arm] Explicitly set .fpu in cmse_nonsecure_call.S [20/30,genmultilib] Allow explicit periods to be escaped in MULTILIB_REUSE [21/30,arm,testsuite] Use -march=armv7-a+fp when testing hard-float ABI. [22/30,arm] Rewrite t-rmprofile multilib specification [23/30,arm,rtems] Update t-rtems for new option framework [24/30,arm,linux-eabi] Ensure all multilib variables are reset [25/30,arm,phoenix] reset all multilib variables [26/30,arm] Rework multlib builds for symbianelf [27/30,arm,fuchsia] Rework multilib support [28/30,arm] Add a few missing architecture extension options. [29/30,arm,doc] Document new -march= syntax. [30/30,arm,doc] Document changes to -mcpu, -mtune and -mfpu.

Commit Message

Richard Earnshaw (lists) June 9, 2017, 12:53 p.m. UTC

The assembler doesn't understand -mfpu=auto.  The easiest way to handle this
is to surpress this value from being passed through, while still passing
through legacy values.

	* config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
	assembler when it is not -mfpu=auto.
---
 gcc/config/arm/elf.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff mbox series

Patch

diff --git a/gcc/config/arm/elf.h b/gcc/config/arm/elf.h
index f119b87..fcc4f3f 100644
--- a/gcc/config/arm/elf.h
+++ b/gcc/config/arm/elf.h
@@ -64,7 +64,7 @@ 
 %{mapcs-*:-mapcs-%*} \
 %(subtarget_asm_float_spec) \
 %{mthumb-interwork:-mthumb-interwork} \
-%{mfloat-abi=*} %{mfpu=*} \
+%{mfloat-abi=*} %{!mfpu=auto: %{mfpu=*}} \
 %(subtarget_extra_asm_spec)"
 #endif