This is the mail archive of the
binutils-cvs@sourceware.org
mailing list for the binutils project.
[binutils-gdb] [Arm, 1/3] Add -march=armv8.5-a and related internal feature macros to AArch32
- From: Richard Earnshaw <rearnsha at sourceware dot org>
- To: bfd-cvs at sourceware dot org
- Date: 5 Oct 2018 10:31:41 -0000
- Subject: [binutils-gdb] [Arm, 1/3] Add -march=armv8.5-a and related internal feature macros to AArch32
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=23f233a595dc7d8b9a6ababe7c4527f743c0cec1
commit 23f233a595dc7d8b9a6ababe7c4527f743c0cec1
Author: Sudakshina Das <sudi.das@arm.com>
Date: Fri Oct 5 10:47:29 2018 +0100
[Arm, 1/3] Add -march=armv8.5-a and related internal feature macros to AArch32
This patch is part of the patch series to add support for ARMv8.5-A
extensions.
(https://developer.arm.com/products/architecture/cpu-architecture/a-profile/exploration-tools)
This is the first of the patch series and adds -march=armv8.5-a and
other internal feature marcos needed for it.
*** gas/ChangeLog ***
2018-10-05 Sudakshina Das <sudi.das@arm.com>
* config/tc-arm.c (arm_archs): New entry for armv8.5-a.
(cpu_arch_ver): Likewise.
* doc/c-arm.texi: Add documentation for the same.
* testsuite/gas/arm/attr-march-armv8_5-a.d: New.
*** include/ChnageLog ***
2018-10-05 Sudakshina Das <sudi.das@arm.com>
* opcode/arm.h (ARM_EXT2_V8_5A): New.
(ARM_AEXT2_V8_5A, ARM_ARCH_V8_5A): New.
Diff:
---
gas/ChangeLog | 7 +++++++
gas/config/tc-arm.c | 2 ++
gas/doc/c-arm.texi | 1 +
gas/testsuite/gas/arm/attr-march-armv8_5-a.d | 17 +++++++++++++++++
include/ChangeLog | 5 +++++
include/opcode/arm.h | 5 +++++
6 files changed, 37 insertions(+)
diff --git a/gas/ChangeLog b/gas/ChangeLog
index a26095d..a04d90d 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,10 @@
+2018-10-05 Sudakshina Das <sudi.das@arm.com>
+
+ * config/tc-arm.c (arm_archs): New entry for armv8.5-a.
+ (cpu_arch_ver): Likewise.
+ * doc/c-arm.texi: Add documentation for the same.
+ * testsuite/gas/arm/attr-march-armv8_5-a.d: New.
+
2018-10-05 Stafford Horne <shorne@gmail.com>
* doc/Makefile.am (CPU_DOCS): Add entry for OpenRISC.
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 3f5384e..ef3af3a 100644
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -26335,6 +26335,7 @@ static const struct arm_arch_option_table arm_archs[] =
ARM_ARCH_OPT ("armv8.3-a", ARM_ARCH_V8_3A, FPU_ARCH_VFP),
ARM_ARCH_OPT ("armv8-r", ARM_ARCH_V8R, FPU_ARCH_VFP),
ARM_ARCH_OPT ("armv8.4-a", ARM_ARCH_V8_4A, FPU_ARCH_VFP),
+ ARM_ARCH_OPT ("armv8.5-a", ARM_ARCH_V8_5A, FPU_ARCH_VFP),
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),
@@ -27046,6 +27047,7 @@ static const cpu_arch_ver_table cpu_arch_ver[] =
{TAG_CPU_ARCH_V8M_MAIN, ARM_ARCH_V8M_MAIN},
{TAG_CPU_ARCH_V8R, ARM_ARCH_V8R},
{TAG_CPU_ARCH_V8, ARM_ARCH_V8_4A},
+ {TAG_CPU_ARCH_V8, ARM_ARCH_V8_5A},
{-1, ARM_ARCH_NONE}
};
diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
index a316c26..522a1db 100644
--- a/gas/doc/c-arm.texi
+++ b/gas/doc/c-arm.texi
@@ -241,6 +241,7 @@ names are recognized:
@code{armv8.3-a},
@code{armv8-r},
@code{armv8.4-a},
+@code{armv8.5-a},
@code{iwmmxt}
@code{iwmmxt2}
and
diff --git a/gas/testsuite/gas/arm/attr-march-armv8_5-a.d b/gas/testsuite/gas/arm/attr-march-armv8_5-a.d
new file mode 100644
index 0000000..70b6074
--- /dev/null
+++ b/gas/testsuite/gas/arm/attr-march-armv8_5-a.d
@@ -0,0 +1,17 @@
+# name: attributes for -march=armv8.5-a
+# source: blank.s
+# as: -march=armv8.5-a
+# readelf: -A
+# This test is only valid on EABI based ports.
+# target: *-*-*eabi* *-*-nacl*
+
+Attribute Section: aeabi
+File Attributes
+ Tag_CPU_name: "8.5-A"
+ Tag_CPU_arch: v8
+ 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
diff --git a/include/ChangeLog b/include/ChangeLog
index c11f1c4..5703b24 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2018-10-05 Sudakshina Das <sudi.das@arm.com>
+
+ * opcode/arm.h (ARM_EXT2_V8_5A): New.
+ (ARM_AEXT2_V8_5A, ARM_ARCH_V8_5A): New.
+
2018-10-05 Richard Henderson <rth@twiddle.net>
* elf/or1k.h (elf_or1k_reloc_type): Add R_OR1K_PCREL_PG21,
diff --git a/include/opcode/arm.h b/include/opcode/arm.h
index 83b3f22..bad131e 100644
--- a/include/opcode/arm.h
+++ b/include/opcode/arm.h
@@ -68,6 +68,7 @@
#define ARM_EXT2_V8A 0x00000200 /* ARMv8-A. */
#define ARM_EXT2_V8_4A 0x00000400 /* ARM V8.4A. */
#define ARM_EXT2_FP16_FML 0x00000800 /* ARM V8.2A FP16-FML instructions. */
+#define ARM_EXT2_V8_5A 0x00001000 /* ARM V8.5A. */
/* Co-processor space extensions. */
#define ARM_CEXT_XSCALE 0x00000001 /* Allow MIA etc. */
@@ -159,6 +160,7 @@
#define ARM_AEXT2_V8_2A (ARM_AEXT2_V8_1A | ARM_EXT2_V8_2A | ARM_EXT2_RAS)
#define ARM_AEXT2_V8_3A (ARM_AEXT2_V8_2A | ARM_EXT2_V8_3A)
#define ARM_AEXT2_V8_4A (ARM_AEXT2_V8_3A | ARM_EXT2_FP16_FML | ARM_EXT2_V8_4A)
+#define ARM_AEXT2_V8_5A (ARM_AEXT2_V8_4A | ARM_EXT2_V8_5A)
#define ARM_AEXT_V8M_BASE (ARM_AEXT_V6SM | ARM_EXT_DIV)
#define ARM_AEXT_V8M_MAIN ARM_AEXT_V7M
#define ARM_AEXT_V8M_MAIN_DSP ARM_AEXT_V7EM
@@ -293,6 +295,9 @@
#define ARM_ARCH_V8_4A ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_4A, \
CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA \
| FPU_NEON_EXT_DOTPROD)
+#define ARM_ARCH_V8_5A ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_5A, \
+ CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA \
+ | FPU_NEON_EXT_DOTPROD)
#define ARM_ARCH_V8M_BASE ARM_FEATURE_CORE (ARM_AEXT_V8M_BASE, ARM_AEXT2_V8M)
#define ARM_ARCH_V8M_MAIN ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN, \
ARM_AEXT2_V8M_MAIN)