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Posted to common-commits@hadoop.apache.org by iw...@apache.org on 2021/05/21 01:37:25 UTC
[hadoop] branch trunk updated: HADOOP-14922. Build of Mapreduce
Native Task module fails with unknown opcode "bswap". Contributed by Anup
Halarnkar.
This is an automated email from the ASF dual-hosted git repository.
iwasakims pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/hadoop.git
The following commit(s) were added to refs/heads/trunk by this push:
new 0d59500 HADOOP-14922. Build of Mapreduce Native Task module fails with unknown opcode "bswap". Contributed by Anup Halarnkar.
0d59500 is described below
commit 0d59500e8cf89e38cd0f0e45553e4557e5358a8b
Author: Masatake Iwasaki <iw...@apache.org>
AuthorDate: Fri May 21 01:36:26 2021 +0000
HADOOP-14922. Build of Mapreduce Native Task module fails with unknown opcode "bswap". Contributed by Anup Halarnkar.
---
.../src/main/native/src/lib/primitives.h | 4 ++++
1 file changed, 4 insertions(+)
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 3bf5f76..000c4b9 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
@@ -99,6 +99,8 @@ inline void simple_memcpy(void * dest, const void * src, size_t len) {
inline uint32_t bswap(uint32_t val) {
#ifdef __aarch64__
__asm__("rev %w[dst], %w[src]" : [dst]"=r"(val) : [src]"r"(val));
+#elif defined(__ppc64__)||(__PPC64__)||(__powerpc64__)
+ return __builtin_bswap32(val);
#else
__asm__("bswap %0" : "=r" (val) : "0" (val));
#endif
@@ -108,6 +110,8 @@ inline uint32_t bswap(uint32_t val) {
inline uint64_t bswap64(uint64_t val) {
#ifdef __aarch64__
__asm__("rev %[dst], %[src]" : [dst]"=r"(val) : [src]"r"(val));
+#elif defined(__ppc64__)||(__PPC64__)||(__powerpc64__)
+ return __builtin_bswap64(val);
#else
#ifdef __X64
__asm__("bswapq %0" : "=r" (val) : "0" (val));
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