From 15afaa63f39a44563e49bb3b9fb38ed43e8b48ed Mon Sep 17 00:00:00 2001 From: Thomas Preud'homme Date: Tue, 10 May 2016 15:15:15 +0100 Subject: Add support for ARMv8-M Mainline with DSP extension 2016-05-10 Thomas Preud'homme bfd/ (elf32_arm_merge_eabi_attributes): Add merging logic for Tag_DSP_extension. binutils/ * readelf.c (display_arm_attribute): Add output for Tag_DSP_extension. (arm_attr_public_tags): Define DSP_extension attribute. gas/ * NEWS: Document ARMv8-M and ARMv8-M Security and DSP Extensions. * config/tc-arm.c (arm_ext_dsp): New feature for Thumb DSP instructions. (arm_extensions): Add dsp extension for ARMv8-M Mainline. (aeabi_set_public_attributes): Memorize the feature bits of the architecture selected for Tag_CPU_arch. Use it to set Tag_DSP_extension to 1 for ARMv8-M Mainline with DSP extension. (arm_convert_symbolic_attribute): Define Tag_DSP_extension. * testsuite/gas/arm/arch7em-bad.d: Rename to ... * testsuite/gas/arm/arch7em-bad-1.d: This. * testsuite/gas/arm/arch7em-bad-2.d: New file. * testsuite/gas/arm/arch7em-bad-3.d: Likewise. * testsuite/gas/arm/archv8m-main-dsp-1.d: Likewise. * testsuite/gas/arm/archv8m-main-dsp-2.d: Likewise. * testsuite/gas/arm/archv8m-main-dsp-3.d: Likewise. * testsuite/gas/arm/archv8m-main-dsp-4.d: Likewise. * testsuite/gas/arm/archv8m-main-dsp-5.d: Likewise. * testsuite/gas/arm/attr-march-armv8m.main.dsp.d: Likewise. include/ * elf/arm.h (Tag_DSP_extension): Define. ld/ * testsuite/ld-arm/arm-elf.exp (EABI attribute merging 10 (DSP)): New test. * testsuite/ld-arm/attr-merge-10b-dsp.s: New file. * testsuite/ld-arm/attr-merge-10-dsp.attr: Likewise. --- gas/NEWS | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'gas/NEWS') diff --git a/gas/NEWS b/gas/NEWS index 2f5e88d..a099060 100644 --- a/gas/NEWS +++ b/gas/NEWS @@ -1,4 +1,8 @@ -*- text -*- +* Support for the ARMv8-M architecture has been added to the ARM port. Support + for the ARMv8-M Security and DSP Extensions has also been added to the ARM + port. + * ARC backend accepts .extInstruction, .extCondCode, .extAuxRegister, and .extCoreRegister pseudo-ops that allow an user to define custom instructions, conditional codes, auxiliary and core registers. -- cgit v1.1