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arm: Add support for Armv9.5-A

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Claudio Bantaloukas 2024-02-19 15:26:59 +00:00 • committed by Nick Clifton
parent 1bc24c0dab
commit b47cef7ca8
6 changed files with 29 additions and 0 deletions
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2
gas/NEWS
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@ -1,5 +1,7 @@
-*- text -*-
* Add support for 'armv9.5-a' for -march in Arm GAS.
Changes in 2.42:
* Add support for AMD znver5 processor.

3
gas/config/tc-arm.c
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@ -32043,6 +32043,7 @@ static const struct arm_ext_table armv9a_ext_table[] =
#define armv92a_ext_table armv91a_ext_table
#define armv93a_ext_table armv92a_ext_table
#define armv94a_ext_table armv93a_ext_table
#define armv95a_ext_table armv94a_ext_table
#define CDE_EXTENSIONS \
ARM_ADD ("cdecp0", ARM_FEATURE_CORE_HIGH (ARM_EXT2_CDE | ARM_EXT2_CDE0)), \
@ -32174,6 +32175,7 @@ static const struct arm_arch_option_table arm_archs[] =
ARM_ARCH_OPT2 ("armv9.2-a", ARM_ARCH_V9_2A, FPU_ARCH_VFP, armv92a),
ARM_ARCH_OPT2 ("armv9.3-a", ARM_ARCH_V9_2A, FPU_ARCH_VFP, armv93a),
ARM_ARCH_OPT2 ("armv9.4-a", ARM_ARCH_V9_4A, FPU_ARCH_VFP, armv94a),
ARM_ARCH_OPT2 ("armv9.5-a", ARM_ARCH_V9_5A, FPU_ARCH_VFP, armv95a),
ARM_ARCH_OPT ("xscale", ARM_ARCH_XSCALE, FPU_ARCH_VFP),
ARM_ARCH_OPT ("iwmmxt", ARM_ARCH_IWMMXT, FPU_ARCH_VFP),
ARM_ARCH_OPT ("iwmmxt2", ARM_ARCH_IWMMXT2, FPU_ARCH_VFP),
@ -32965,6 +32967,7 @@ static const cpu_arch_ver_table cpu_arch_ver[] =
{TAG_CPU_ARCH_V9, ARM_ARCH_V9_2A},
{TAG_CPU_ARCH_V9, ARM_ARCH_V9_3A},
{TAG_CPU_ARCH_V9, ARM_ARCH_V9_4A},
{TAG_CPU_ARCH_V9, ARM_ARCH_V9_5A},
{-1, ARM_ARCH_NONE}
};

1
gas/doc/c-arm.texi
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@ -274,6 +274,7 @@ names are recognized:
@code{armv9.2-a},
@code{armv9.3-a},
@code{armv9.4-a},
@code{armv9.5-a},
@code{iwmmxt},
@code{iwmmxt2}
and

17
gas/testsuite/gas/arm/attr-march-armv9_5-a.d Normal file
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@ -0,0 +1,17 @@
# name: check for armv9.5-a command line option settings
# source: blank.s
# as: -march=armv9.5-a
# readelf: -A
# This test is only valid on EABI based ports.
# target: *-*-*eabi* *-*-nacl*
Attribute Section: aeabi
File Attributes
Tag_CPU_name: "9.5-A"
Tag_CPU_arch: v9
Tag_CPU_arch_profile: Application
Tag_ARM_ISA_use: Yes
Tag_THUMB_ISA_use: Thumb-2
Tag_Advanced_SIMD_arch: NEON for ARMv8.1
Tag_MPextension_use: Allowed
Tag_Virtualization_use: TrustZone and Virtualization Extensions

5
gas/testsuite/gas/arm/bfloat16-armv9.5-a.d Normal file
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@ -0,0 +1,5 @@
#name: Verify Armv9.5-A implies Armv9.4-A features by checking bfloat16 is enabled
#source: bfloat16.s
#as: -mno-warn-deprecated -march=armv9.5-a+simd -I$srcdir/$subdir
#objdump: -dr --show-raw-insn
#...

1
include/opcode/arm.h
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@ -401,6 +401,7 @@
#define ARM_ARCH_V9_2A ARM_ARCH_V9_1A
#define ARM_ARCH_V9_3A ARM_ARCH_V9_2A
#define ARM_ARCH_V9_4A ARM_ARCH_V9_3A
#define ARM_ARCH_V9_5A ARM_ARCH_V9_4A
/* Some useful combinations: */
#define ARM_ARCH_NONE ARM_FEATURE_ALL (0, 0, 0, 0)