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Posted to common-issues@hadoop.apache.org by "Colin Patrick McCabe (JIRA)" <ji...@apache.org> on 2015/01/21 20:23:36 UTC
[jira] [Updated] (HADOOP-11484) hadoop-mapreduce-client-nativetask
fails to build on ARM AARCH64 due to x86 asm statements
[ https://issues.apache.org/jira/browse/HADOOP-11484?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Colin Patrick McCabe updated HADOOP-11484:
------------------------------------------
Summary: hadoop-mapreduce-client-nativetask fails to build on ARM AARCH64 due to x86 asm statements (was: Fails to build on ARM AARCH64 due to x86 asm statements)
> hadoop-mapreduce-client-nativetask fails to build on ARM AARCH64 due to x86 asm statements
> ------------------------------------------------------------------------------------------
>
> Key: HADOOP-11484
> URL: https://issues.apache.org/jira/browse/HADOOP-11484
> Project: Hadoop Common
> Issue Type: Bug
> Components: build
> Affects Versions: trunk-win
> Environment: ARM aarch64 development board
> Reporter: Edward Nevill
> Assignee: Edward Nevill
> Labels: build
> Fix For: trunk-win
>
> Attachments: HADOOP-11484.001.patch
>
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> Hadoop fails to build on ARM aarch64 (or any non x86 platform) because of the following in
> hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/lib/primitives.h
> {noformat}
> /**
> * little-endian to big-endian or vice versa
> */
> inline uint32_t bswap(uint32_t val) {
> __asm__("bswap %0" : "=r" (val) : "0" (val));
> return val;
> }
> inline uint64_t bswap64(uint64_t val) {
> #ifdef __X64
> __asm__("bswapq %0" : "=r" (val) : "0" (val));
> #else
> uint64_t lower = val & 0xffffffffU;
> uint32_t higher = (val >> 32) & 0xffffffffU;
> lower = bswap(lower);
> higher = bswap(higher);
> return (lower << 32) + higher;
> #endif
> return val;
> }
> {noformat}
> The following also fails in
> hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/src/util/Checksum.cc
> {noformat}
> static uint32_t cpuid(uint32_t eax_in) {
> uint32_t eax, ebx, ecx, edx;
> # if defined(__PIC__) && !defined(__LP64__)
> // 32-bit PIC code uses the ebx register for the base offset --
> // have to save and restore it on the stack
> asm("pushl %%ebx\n\t"
> "cpuid\n\t"
> "movl %%ebx, %[ebx]\n\t"
> "popl %%ebx" : "=a" (eax), [ebx] "=r"(ebx), "=c"(ecx), "=d"(edx) : "a" (eax_in)
> : "cc");
> # else
> asm("cpuid" : "=a" (eax), "=b"(ebx), "=c"(ecx), "=d"(edx) : "a"(eax_in)
> : "cc");
> # endif
> return ecx;
> }
> {noformat}
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