This patch adds AArch32 support for -march=armv8.[78]-a.
The behaviour of the new options can be expressed using a
combination of existing feature flags and tables.
The cpu_arch_ver entries are technically redundant but
it seemed less surprising to include them anyway.
include/
* opcode/arm.h (ARM_ARCH_V8_7A, ARM_ARCH_V8_8A): New macros.
gas/
* doc/c-arm.texi: Add armv8.7-a and armv8.8-a.
* config/tc-arm.c (armv87a_ext_table, armv88a_ext_table): New macros.
(arm_archs): Add armv8.7-a and armv8.8-a.
(cpu_arch_ver): Add ARM_ARCH_V8_7A and ARM_ARCH_V8_8A.
* NEWS: Mention the above.
* testsuite/gas/arm/attr-march-armv8_7-a.d: New test.
* testsuite/gas/arm/attr-march-armv8_8-a.d: Likewise.
* testsuite/gas/arm/bfloat16-armv8.7-a.d: Likewise.
* testsuite/gas/arm/bfloat16-armv8.8-a.d: Likewise.
* testsuite/gas/arm/i8mm-armv8.7-a.d: Likewise.
* testsuite/gas/arm/i8mm-armv8.8-a.d: Likewise.
* Add support for 'armv8.8-a', 'armv9-a', 'armv9.1-a', 'armv9.2-a' and
'armv9.3-a' for -march in AArch64 GAS.
-* Add support for 'armv9-a' for -march in Arm GAS.
+* Add support for 'armv8.7-a', 'armv8.8-a', and 'armv9-a' for -march
+ in Arm GAS.
* Add support for Intel AVX512_FP16 instructions.
{ NULL, 0, ARM_ARCH_NONE, ARM_ARCH_NONE }
};
+#define armv87a_ext_table armv86a_ext_table
+#define armv88a_ext_table armv87a_ext_table
+
static const struct arm_ext_table armv9a_ext_table[] =
{
ARM_ADD ("simd", FPU_ARCH_DOTPROD_NEON_VFP_ARMV8),
ARM_ARCH_OPT2 ("armv8.4-a", ARM_ARCH_V8_4A, FPU_ARCH_VFP, armv84a),
ARM_ARCH_OPT2 ("armv8.5-a", ARM_ARCH_V8_5A, FPU_ARCH_VFP, armv85a),
ARM_ARCH_OPT2 ("armv8.6-a", ARM_ARCH_V8_6A, FPU_ARCH_VFP, armv86a),
+ ARM_ARCH_OPT2 ("armv8.7-a", ARM_ARCH_V8_7A, FPU_ARCH_VFP, armv87a),
+ ARM_ARCH_OPT2 ("armv8.8-a", ARM_ARCH_V8_8A, FPU_ARCH_VFP, armv88a),
ARM_ARCH_OPT2 ("armv9-a", ARM_ARCH_V9A, FPU_ARCH_VFP, armv9a),
ARM_ARCH_OPT ("xscale", ARM_ARCH_XSCALE, FPU_ARCH_VFP),
ARM_ARCH_OPT ("iwmmxt", ARM_ARCH_IWMMXT, FPU_ARCH_VFP),
{TAG_CPU_ARCH_V8, ARM_ARCH_V8_5A},
{TAG_CPU_ARCH_V8_1M_MAIN, ARM_ARCH_V8_1M_MAIN},
{TAG_CPU_ARCH_V8, ARM_ARCH_V8_6A},
+ {TAG_CPU_ARCH_V8, ARM_ARCH_V8_7A},
+ {TAG_CPU_ARCH_V8, ARM_ARCH_V8_8A},
{TAG_CPU_ARCH_V9, ARM_ARCH_V9A},
{-1, ARM_ARCH_NONE}
};
@code{armv8-m.main},
@code{armv8.1-m.main},
@code{armv8.6-a},
+@code{armv8.7-a},
+@code{armv8.8-a},
@code{armv9-a},
@code{iwmmxt},
@code{iwmmxt2}
--- /dev/null
+# name: attributes for -march=armv8.7-a
+# source: blank.s
+# as: -march=armv8.7-a
+# readelf: -A
+# This test is only valid on EABI based ports.
+# target: *-*-*eabi* *-*-nacl*
+
+Attribute Section: aeabi
+File Attributes
+ Tag_CPU_name: "8.7-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
--- /dev/null
+# name: attributes for -march=armv8.8-a
+# source: blank.s
+# as: -march=armv8.8-a
+# readelf: -A
+# This test is only valid on EABI based ports.
+# target: *-*-*eabi* *-*-nacl*
+
+Attribute Section: aeabi
+File Attributes
+ Tag_CPU_name: "8.8-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
--- /dev/null
+#name: Bfloat 16 extension (Armv8.7-A)
+#source: bfloat16.s
+#as: -mno-warn-deprecated -march=armv8.7-a+simd -I$srcdir/$subdir
+#objdump: -dr --show-raw-insn
+#...
--- /dev/null
+#name: Bfloat 16 extension (Armv8.8-A)
+#source: bfloat16.s
+#as: -mno-warn-deprecated -march=armv8.8-a+simd -I$srcdir/$subdir
+#objdump: -dr --show-raw-insn
+#...
--- /dev/null
+#name: Int8 Matrix Multiply extension (Armv8.7-A)
+#source: i8mm.s
+#as: -mno-warn-deprecated -march=armv8.7-a+i8mm+simd -I$srcdir/$subdir
+#objdump: -dr --show-raw-insn
+#...
--- /dev/null
+#name: Int8 Matrix Multiply extension (Armv8.8-A)
+#source: i8mm.s
+#as: -mno-warn-deprecated -march=armv8.8-a+i8mm+simd -I$srcdir/$subdir
+#objdump: -dr --show-raw-insn
+#...
#define ARM_ARCH_V8_6A ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_6A \
| ARM_EXT2_CRC, FPU_NEON_EXT_RDMA \
| FPU_NEON_EXT_DOTPROD)
+#define ARM_ARCH_V8_7A ARM_ARCH_V8_6A
+#define ARM_ARCH_V8_8A ARM_ARCH_V8_7A
#define ARM_ARCH_V8M_BASE ARM_FEATURE_CORE (ARM_AEXT_V8M_BASE, \
ARM_AEXT2_V8M_BASE)
#define ARM_ARCH_V8M_MAIN ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN, \