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| author | Sudakshina Das <sudi.das@arm.com> | 2019-01-09 14:05:55 +0000 |
|---|---|---|
| committer | Sudakshina Das <sudi@gcc.gnu.org> | 2019-01-09 14:05:55 +0000 |
| commit | 59beeb623e5cba29105b046ff4196b7d051b69ec (patch) | |
| tree | db4c54eb0a3b0a8a61e883b595dad4382e9a59f2 /gcc | |
| parent | 6c9c7b735c04bbcf4b840634d484441e764a7175 (diff) | |
| download | gcc-59beeb623e5cba29105b046ff4196b7d051b69ec.zip gcc-59beeb623e5cba29105b046ff4196b7d051b69ec.tar.gz gcc-59beeb623e5cba29105b046ff4196b7d051b69ec.tar.bz2 | |
[AArch64, 1/6] Enable ARMv8.5-A in gcc
This patch is part of a series that enables ARMv8.5-A in GCC and
adds Branch Target Identification Mechanism.
*** gcc/ChangeLog ***
2018-01-09 Sudakshina Das <sudi.das@arm.com>
* config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
ARMv8.5-A.
* gcc/config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
(AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
* gcc/doc/invoke.texi: Document ARMv8.5-A.
From-SVN: r267765
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/aarch64/aarch64-arches.def | 1 | ||||
| -rw-r--r-- | gcc/config/aarch64/aarch64.h | 6 | ||||
| -rw-r--r-- | gcc/doc/invoke.texi | 7 |
4 files changed, 20 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6cd2690..5aa91ca 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2018-01-09 Sudakshina Das <sudi.das@arm.com> + + * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for + ARMv8.5-A. + * gcc/config/aarch64/aarch64.h (AARCH64_FL_V8_5): New. + (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New. + * gcc/doc/invoke.texi: Document ARMv8.5-A. + 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com> * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand. diff --git a/gcc/config/aarch64/aarch64-arches.def b/gcc/config/aarch64/aarch64-arches.def index 87b31e7..d258bd4 100644 --- a/gcc/config/aarch64/aarch64-arches.def +++ b/gcc/config/aarch64/aarch64-arches.def @@ -35,5 +35,6 @@ AARCH64_ARCH("armv8.1-a", generic, 8_1A, 8, AARCH64_FL_FOR_ARCH8_1) AARCH64_ARCH("armv8.2-a", generic, 8_2A, 8, AARCH64_FL_FOR_ARCH8_2) AARCH64_ARCH("armv8.3-a", generic, 8_3A, 8, AARCH64_FL_FOR_ARCH8_3) AARCH64_ARCH("armv8.4-a", generic, 8_4A, 8, AARCH64_FL_FOR_ARCH8_4) +AARCH64_ARCH("armv8.5-a", generic, 8_5A, 8, AARCH64_FL_FOR_ARCH8_5) #undef AARCH64_ARCH diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h index 2617a8c..1d8a0ef 100644 --- a/gcc/config/aarch64/aarch64.h +++ b/gcc/config/aarch64/aarch64.h @@ -177,6 +177,9 @@ extern unsigned aarch64_architecture_version; /* Statistical Profiling extensions. */ #define AARCH64_FL_PROFILE (1 << 21) +/* ARMv8.5-A architecture extensions. */ +#define AARCH64_FL_V8_5 (1 << 22) /* Has ARMv8.5-A features. */ + /* Has FP and SIMD. */ #define AARCH64_FL_FPSIMD (AARCH64_FL_FP | AARCH64_FL_SIMD) @@ -195,6 +198,8 @@ extern unsigned aarch64_architecture_version; #define AARCH64_FL_FOR_ARCH8_4 \ (AARCH64_FL_FOR_ARCH8_3 | AARCH64_FL_V8_4 | AARCH64_FL_F16FML \ | AARCH64_FL_DOTPROD | AARCH64_FL_RCPC8_4) +#define AARCH64_FL_FOR_ARCH8_5 \ + (AARCH64_FL_FOR_ARCH8_4 | AARCH64_FL_V8_5) /* Macros to test ISA flags. */ @@ -216,6 +221,7 @@ extern unsigned aarch64_architecture_version; #define AARCH64_ISA_SHA3 (aarch64_isa_flags & AARCH64_FL_SHA3) #define AARCH64_ISA_F16FML (aarch64_isa_flags & AARCH64_FL_F16FML) #define AARCH64_ISA_RCPC8_4 (aarch64_isa_flags & AARCH64_FL_RCPC8_4) +#define AARCH64_ISA_V8_5 (aarch64_isa_flags & AARCH64_FL_V8_5) /* Crypto is an optional extension to AdvSIMD. */ #define TARGET_CRYPTO (TARGET_SIMD && AARCH64_ISA_CRYPTO) diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index f716431..f2d11e8 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -15628,8 +15628,11 @@ more feature modifiers. This option has the form @option{-march=@var{arch}@r{@{}+@r{[}no@r{]}@var{feature}@r{@}*}}. The permissible values for @var{arch} are @samp{armv8-a}, -@samp{armv8.1-a}, @samp{armv8.2-a}, @samp{armv8.3-a} or @samp{armv8.4-a} -or @var{native}. +@samp{armv8.1-a}, @samp{armv8.2-a}, @samp{armv8.3-a}, @samp{armv8.4-a}, +@samp{armv8.5-a} or @var{native}. + +The value @samp{armv8.5-a} implies @samp{armv8.4-a} and enables compiler +support for the ARMv8.5-A architecture extensions. The value @samp{armv8.4-a} implies @samp{armv8.3-a} and enables compiler support for the ARMv8.4-A architecture extensions. |