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iwasakims pushed a commit to branch branch-3.2
in repository https://gitbox.apache.org/repos/asf/hadoop.git
The following commit(s) were added to refs/heads/branch-3.2 by this push:
new 50c7fec HADOOP-14922. Build of Mapreduce Native Task module fails
with unknown opcode "bswap". Contributed by Anup Halarnkar.
50c7fec is described below
commit 50c7fec545da7b31acabc6f41d08ed6c326e73e7
Author: Masatake Iwasaki <[email protected]>
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.
(cherry picked from commit 0d59500e8cf89e38cd0f0e45553e4557e5358a8b)
---
.../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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