diff options
| author | Yvan Roux <yvan.roux@linaro.org> | 2017-03-03 15:37:53 +0100 |
|---|---|---|
| committer | Yvan Roux <yvan.roux@linaro.org> | 2017-03-14 09:50:04 +0000 |
| commit | 8a29a117e24badc299c257f44d2be743b6294dc6 (patch) | |
| tree | 6164208d583614f3bbd044afe47d8a9d91c135ed | |
| parent | d7e4f6ff1d2790fbec6f239ebff45c0e15c035df (diff) | |
gcc/
Backport from trunk r244663.
2017-01-19 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
* config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
* doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
Change-Id: I40bec8b464c895bb0f80118820d75f9882879418
| -rw-r--r-- | gcc/config/aarch64/aarch64-arches.def | 1 | ||||
| -rw-r--r-- | gcc/config/aarch64/aarch64.h | 8 | ||||
| -rw-r--r-- | gcc/doc/invoke.texi | 5 |
3 files changed, 13 insertions, 1 deletions
diff --git a/gcc/config/aarch64/aarch64-arches.def b/gcc/config/aarch64/aarch64-arches.def index 7dcf140411f..0a33f799e66 100644 --- a/gcc/config/aarch64/aarch64-arches.def +++ b/gcc/config/aarch64/aarch64-arches.def @@ -33,4 +33,5 @@ AARCH64_ARCH("armv8-a", generic, 8A, 8, AARCH64_FL_FOR_ARCH8) 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) diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h index c5a952cab21..0de52e3ff3c 100644 --- a/gcc/config/aarch64/aarch64.h +++ b/gcc/config/aarch64/aarch64.h @@ -138,6 +138,8 @@ extern unsigned aarch64_architecture_version; /* ARMv8.2-A architecture extensions. */ #define AARCH64_FL_V8_2 (1 << 8) /* Has ARMv8.2-A features. */ #define AARCH64_FL_F16 (1 << 9) /* Has ARMv8.2-A FP16 extensions. */ +/* ARMv8.3-A architecture extensions. */ +#define AARCH64_FL_V8_3 (1 << 10) /* Has ARMv8.3-A features. */ /* Has FP and SIMD. */ #define AARCH64_FL_FPSIMD (AARCH64_FL_FP | AARCH64_FL_SIMD) @@ -151,6 +153,8 @@ extern unsigned aarch64_architecture_version; (AARCH64_FL_FOR_ARCH8 | AARCH64_FL_LSE | AARCH64_FL_CRC | AARCH64_FL_V8_1) #define AARCH64_FL_FOR_ARCH8_2 \ (AARCH64_FL_FOR_ARCH8_1 | AARCH64_FL_V8_2) +#define AARCH64_FL_FOR_ARCH8_3 \ + (AARCH64_FL_FOR_ARCH8_2 | AARCH64_FL_V8_3) /* Macros to test ISA flags. */ @@ -162,6 +166,7 @@ extern unsigned aarch64_architecture_version; #define AARCH64_ISA_RDMA (aarch64_isa_flags & AARCH64_FL_V8_1) #define AARCH64_ISA_V8_2 (aarch64_isa_flags & AARCH64_FL_V8_2) #define AARCH64_ISA_F16 (aarch64_isa_flags & AARCH64_FL_F16) +#define AARCH64_ISA_V8_3 (aarch64_isa_flags & AARCH64_FL_V8_3) /* Crypto is an optional extension to AdvSIMD. */ #define TARGET_CRYPTO (TARGET_SIMD && AARCH64_ISA_CRYPTO) @@ -176,6 +181,9 @@ extern unsigned aarch64_architecture_version; #define TARGET_FP_F16INST (TARGET_FLOAT && AARCH64_ISA_F16) #define TARGET_SIMD_F16INST (TARGET_SIMD && AARCH64_ISA_F16) +/* ARMv8.3-A features. */ +#define TARGET_ARMV8_3 (AARCH64_ISA_V8_3) + /* Make sure this is always defined so we don't have to check for ifdefs but rather use normal ifs. */ #ifndef TARGET_FIX_ERR_A53_835769_DEFAULT diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index f2f34e802d9..cb757a16da5 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -12957,7 +12957,10 @@ 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} or @var{native}. +@samp{armv8.1-a}, @samp{armv8.2-a}, @samp{armv8.3-a} or @var{native}. + +The value @samp{armv8.3-a} implies @samp{armv8.2-a} and enables compiler +support for the ARMv8.3-A architecture extensions. The value @samp{armv8.2-a} implies @samp{armv8.1-a} and enables compiler support for the ARMv8.2-A architecture extensions. |