diff options
| -rw-r--r-- | src/Makefile.am | 1 | ||||
| -rw-r--r-- | src/google/protobuf/stubs/atomicops.h | 2 | ||||
| -rw-r--r-- | src/google/protobuf/stubs/atomicops_internals_tile_gcc.h | 77 | ||||
| -rw-r--r-- | src/google/protobuf/stubs/platform_macros.h | 3 |
4 files changed, 83 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 3a469fd7..60cd26d1 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -42,6 +42,7 @@ nobase_include_HEADERS = \ google/protobuf/stubs/atomicops.h \ google/protobuf/stubs/atomicops_internals_aix.h \ google/protobuf/stubs/atomicops_internals_arm64_gcc.h \ + google/protobuf/stubs/atomicops_internals_tile_gcc.h \ google/protobuf/stubs/atomicops_internals_arm_gcc.h \ google/protobuf/stubs/atomicops_internals_arm_qnx.h \ google/protobuf/stubs/atomicops_internals_atomicword_compat.h \ diff --git a/src/google/protobuf/stubs/atomicops.h b/src/google/protobuf/stubs/atomicops.h index bbe2d845..36c1ec93 100644 --- a/src/google/protobuf/stubs/atomicops.h +++ b/src/google/protobuf/stubs/atomicops.h @@ -207,6 +207,8 @@ GOOGLE_PROTOBUF_ATOMICOPS_ERROR #include <google/protobuf/stubs/atomicops_internals_arm64_gcc.h> #elif defined(GOOGLE_PROTOBUF_ARCH_ARM_QNX) #include <google/protobuf/stubs/atomicops_internals_arm_qnx.h> +#elif defined(GOOGLE_PROTOBUF_ARCH_TILE) +#include <google/protobuf/stubs/atomicops_internals_tile_gcc.h> #elif defined(GOOGLE_PROTOBUF_ARCH_MIPS) || defined(GOOGLE_PROTOBUF_ARCH_MIPS64) #include <google/protobuf/stubs/atomicops_internals_mips_gcc.h> #elif defined(__native_client__) diff --git a/src/google/protobuf/stubs/atomicops_internals_tile_gcc.h b/src/google/protobuf/stubs/atomicops_internals_tile_gcc.h new file mode 100644 index 00000000..6e5418a4 --- /dev/null +++ b/src/google/protobuf/stubs/atomicops_internals_tile_gcc.h @@ -0,0 +1,77 @@ +#ifndef GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ARM64_GCC_H_ +#define GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ARM64_GCC_H_ + +namespace google { +namespace protobuf { +namespace internal { + +inline void NoBarrier_Store(volatile Atomic32* ptr, Atomic32 value) { + asm volatile ("st4 %0, %1" + : "=r" (*ptr) + : "m" (value)); +} + +inline Atomic32 NoBarrier_Load(volatile const Atomic32* ptr) { + Atomic32 dest; + asm volatile ("ld4s %0, %1" + : "=r" (dest) + : "m" (*ptr)); + return dest; +} + +inline void NoBarrier_Store(volatile Atomic64* ptr, Atomic64 value) { + asm volatile ("st %0, %1" + : "=r" (*ptr) + : "m" (value)); +} + +inline Atomic64 NoBarrier_Load(volatile const Atomic64* ptr) { + Atomic64 dest; + asm volatile ("ld %0, %1" + : "=r" (dest) + : "m" (*ptr)); + return dest; +} + +inline Atomic64 Acquire_Load(volatile const Atomic64* ptr) { + return NoBarrier_Load(ptr); +} + +inline void Release_Store(volatile Atomic64* ptr, Atomic64 value) { + NoBarrier_Store(ptr, value); +} + +inline Atomic64 Acquire_CompareAndSwap(volatile Atomic64* ptr, + Atomic64 old_value, + Atomic64 new_value) { + Atomic64 tmp; + asm volatile ("mtspr CMPEXCH_VALUE, %3\n\t" + "cmpexch %0, %1, %2" + : "=r" (tmp), "=m" (*ptr) + : "r" (new_value), "r" (old_value)); + return tmp; +} + +inline Atomic64 NoBarrier_AtomicExchange(volatile Atomic64* ptr, + Atomic64 new_value) { + Atomic64 old_value; + asm volatile ("exch %0, %1, %2" + : "=r" (old_value), "=m" (*ptr) + : "r" (new_value)); + return old_value; +} + +inline Atomic64 NoBarrier_AtomicIncrement(volatile Atomic64* ptr, + Atomic64 value) { + Atomic64 dest; + asm volatile ("fetchadd %0, %1, %2" + : "=r" (dest), "=m" (*ptr) + : "r" (value)); + return *ptr; +} + +} +} +} + +#endif diff --git a/src/google/protobuf/stubs/platform_macros.h b/src/google/protobuf/stubs/platform_macros.h index 1ff09b83..0ab993f4 100644 --- a/src/google/protobuf/stubs/platform_macros.h +++ b/src/google/protobuf/stubs/platform_macros.h @@ -52,6 +52,9 @@ #elif defined(__ARMEL__) #define GOOGLE_PROTOBUF_ARCH_ARM 1 #define GOOGLE_PROTOBUF_ARCH_32_BIT 1 +#elif defined(__tile__) +#define GOOGLE_PROTOBUF_ARCH_TILE 1 +#define GOOGLE_PROTOBUF_ARCH_64_BIT 1 #elif defined(__aarch64__) #define GOOGLE_PROTOBUF_ARCH_AARCH64 1 #define GOOGLE_PROTOBUF_ARCH_64_BIT 1 |