This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

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

From: Richard Earnshaw <Richard dot Earnshaw at arm dot com>
To: gcc-patches at gcc dot gnu dot org
Cc: Richard Earnshaw <Richard dot Earnshaw at arm dot com>
Date: Fri, 9 Jun 2017 13:53:32 +0100
Subject: [PATCH 03/30] [arm] Don't pass -mfpu=auto through to the assembler.
Authentication-results: sourceware.org; auth=none
References: <cover.1497004220.git.Richard.Earnshaw@arm.com>
References: <cover.1497004220.git.Richard.Earnshaw@arm.com>

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 --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

References:
- [PATCH 00/30] [ARM] Reworking the -mcpu, -march and -mfpu options
  - From: Richard Earnshaw

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]