From 12a91417fb47948715ed97a579340635251e9458 Mon Sep 17 00:00:00 2001
From: Bo Yang <teboring@google.com>
Date: Sat, 14 Mar 2015 14:14:26 -0700
Subject: Revert pull request 175: Add support for the TILE-Gx processor
 family.

---
 src/Makefile.am                                    |  1 -
 src/google/protobuf/stubs/atomicops.h              |  2 -
 .../protobuf/stubs/atomicops_internals_tile_gcc.h  | 77 ----------------------
 src/google/protobuf/stubs/platform_macros.h        |  3 -
 4 files changed, 83 deletions(-)
 delete mode 100644 src/google/protobuf/stubs/atomicops_internals_tile_gcc.h

(limited to 'src')

diff --git a/src/Makefile.am b/src/Makefile.am
index eb75b51e..8a27b823 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -54,7 +54,6 @@ 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 36c1ec93..bbe2d845 100644
--- a/src/google/protobuf/stubs/atomicops.h
+++ b/src/google/protobuf/stubs/atomicops.h
@@ -207,8 +207,6 @@ 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
deleted file mode 100644
index 796d7425..00000000
--- a/src/google/protobuf/stubs/atomicops_internals_tile_gcc.h
+++ /dev/null
@@ -1,77 +0,0 @@
-#ifndef GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_TILE_GCC_H_
-#define GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_TILE_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;
-}
-
-}  // namespace internal
-}  // namespace protobuf
-}  // namespace google
-
-#endif  // GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_TILE_GCC_H_
diff --git a/src/google/protobuf/stubs/platform_macros.h b/src/google/protobuf/stubs/platform_macros.h
index 0ab993f4..1ff09b83 100644
--- a/src/google/protobuf/stubs/platform_macros.h
+++ b/src/google/protobuf/stubs/platform_macros.h
@@ -52,9 +52,6 @@
 #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
-- 
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