HADOOP-11484. hadoop-mapreduce-client-nativetask fails to build on ARM AARCH64 due to x86 asm statements (Edward Nevill via Colin P. McCabe)
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/220a49de Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/220a49de Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/220a49de Branch: refs/heads/YARN-2928 Commit: 220a49de479a632068ad37f11c6cdd17327dacd9 Parents: 07b0806 Author: Colin Patrick Mccabe <cmcc...@cloudera.com> Authored: Wed Jan 21 11:24:09 2015 -0800 Committer: Colin Patrick Mccabe <cmcc...@cloudera.com> Committed: Wed Jan 21 11:24:09 2015 -0800 ---------------------------------------------------------------------- hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt | 3 +++ .../src/main/native/src/lib/primitives.h | 8 ++++++++ .../src/main/native/src/util/Checksum.cc | 5 +++++ 3 files changed, 16 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/220a49de/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt index 1801d2f..3bd67fe 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt +++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt @@ -753,6 +753,9 @@ Release 2.7.0 - UNRELEASED HDFS-7610. Fix removal of dynamically added DN volumes (Lei (Eddy) Xu via Colin P. McCabe) + HADOOP-11484. hadoop-mapreduce-client-nativetask fails to build on ARM + AARCH64 due to x86 asm statements (Edward Nevill via Colin P. McCabe) + Release 2.6.1 - UNRELEASED INCOMPATIBLE CHANGES http://git-wip-us.apache.org/repos/asf/hadoop/blob/220a49de/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h ---------------------------------------------------------------------- diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h index 4c0c1a7..3bf5f76 100644 --- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h +++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h @@ -97,11 +97,18 @@ inline void simple_memcpy(void * dest, const void * src, size_t len) { * little-endian to big-endian or vice versa */ inline uint32_t bswap(uint32_t val) { +#ifdef __aarch64__ + __asm__("rev %w[dst], %w[src]" : [dst]"=r"(val) : [src]"r"(val)); +#else __asm__("bswap %0" : "=r" (val) : "0" (val)); +#endif return val; } inline uint64_t bswap64(uint64_t val) { +#ifdef __aarch64__ + __asm__("rev %[dst], %[src]" : [dst]"=r"(val) : [src]"r"(val)); +#else #ifdef __X64 __asm__("bswapq %0" : "=r" (val) : "0" (val)); #else @@ -115,6 +122,7 @@ inline uint64_t bswap64(uint64_t val) { return (lower << 32) + higher; #endif +#endif return val; } http://git-wip-us.apache.org/repos/asf/hadoop/blob/220a49de/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/Checksum.cc ---------------------------------------------------------------------- diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/Checksum.cc b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/Checksum.cc index 191e093..be800c5 100644 --- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/Checksum.cc +++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/Checksum.cc @@ -579,6 +579,11 @@ const uint32_t CRC32C_T8_7[256] = {0x00000000, 0x493C7D27, 0x9278FA4E, 0xDB44876 0xCF56CE31, 0x14124958, 0x5D2E347F, 0xE54C35A1, 0xAC704886, 0x7734CFEF, 0x3E08B2C8, 0xC451B7CC, 0x8D6DCAEB, 0x56294D82, 0x1F1530A5}; +#ifdef __aarch64__ +// Awaiting HW implementation +#define SOFTWARE_CRC +#endif + #ifndef SOFTWARE_CRC #define USE_HARDWARE_CRC32C 1 #endif