fix compile error on arm64

src/bthread/processor.h

@@ -23,9 +23,15 @@
 #ifndef BTHREAD_PROCESSOR_H
 #define BTHREAD_PROCESSOR_H
 
+#include "butil/build_config.h"
+
 // Pause instruction to prevent excess processor bus usage, only works in GCC
 # ifndef cpu_relax
+#if defined(ARCH_CPU_ARM_FAMILY)
+# define cpu_relax() asm volatile("yield\n": : :"memory")
+#else
 # define cpu_relax() asm volatile("pause\n": : :"memory")
+#endif
 # endif
 
 // Compile read-write barrier

src/butil/third_party/snappy/snappy-internal.h

@@ -132,7 +132,7 @@ static inline int FindMatchLength(const char* s1,
         matched += 4;
     }
     if (LittleEndian::IsLittleEndian() && s2 <= s2_limit - 4) {
-        uint32 x = UNALIGNED_LOAD32(s2) ^ UNALIGNED_LOAD32(s1 + matched);
+        uint32_t x = UNALIGNED_LOAD32(s2) ^ UNALIGNED_LOAD32(s1 + matched);
         int matching_bits = Bits::FindLSBSetNonZero(x);
         matched += matching_bits >> 3;
     } else {

src/butil/third_party/snappy/snappy-stubs-internal.h

@@ -114,13 +114,13 @@ namespace snappy {
 // See if that would be more efficient on platforms supporting it,
 // at least for copies.
 
-inline uint64_tUNALIGNED_LOAD64(const void *p) {
-    uint64_tt;
+inline uint64_t UNALIGNED_LOAD64(const void *p) {
+    uint64_t t;
     memcpy(&t, p, sizeof t);
     return t;
 }
 
-inline void UNALIGNED_STORE64(void *p, uint64_tv) {
+inline void UNALIGNED_STORE64(void *p, uint64_t v) {
     memcpy(p, &v, sizeof v);
 }
 
@@ -141,8 +141,8 @@ inline uint32_t UNALIGNED_LOAD32(const void *p) {
     return t;
 }
 
-inline uint64_tUNALIGNED_LOAD64(const void *p) {
-    uint64_tt;
+inline uint64_t UNALIGNED_LOAD64(const void *p) {
+    uint64_t t;
     memcpy(&t, p, sizeof t);
     return t;
 }
@@ -155,7 +155,7 @@ inline void UNALIGNED_STORE32(void *p, uint32_t v) {
     memcpy(p, &v, sizeof v);
 }
 
-inline void UNALIGNED_STORE64(void *p, uint64_tv) {
+inline void UNALIGNED_STORE64(void *p, uint64_t v) {
     memcpy(p, &v, sizeof v);
 }