aarch64: gmp 5.1.0 does not build, "Error: operand 3 should be an integer register -- `adc x4,x7,0'"

[Thomas Petazzoni]

Version 5.1.0 of the gmp library does not build with the AArch64 cross-compiler from Linaro:

libtool: compile: /home/test/test/output2/host/usr/bin/aarch64-linux-gnu-gcc -std=gnu99 -DHAVE_CONFIG_H -I. -I.. -D__GMP_WITHIN_GMP -I.. -DOPERATION_lshiftc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe -Os -c lshiftc.c -fPIC -DPIC -o .libs/lshiftc.o
{standard input}: Assembler messages:
{standard input}:101: Error: operand 3 should be an integer register -- `adc x4,x7,0'
{standard input}:119: Error: operand 3 should be an integer register -- `adc x8,x10,0'
make[3]: *** [mod_1_1.lo] Error 1
make[3]: *** Waiting for unfinished jobs....
libtool: compile: /home/test/test/output2/host/usr/bin/aarch64-linux-gnu-gcc -std=gnu99 -DHAVE_CONFIG_H -I. -I.. -D__GMP_WITHIN_GMP -I.. -DOPERATION_pre_mod_1 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe -Os -c pre_mod_1.c -o pre_mod_1.o >/dev/null 2>&1
libtool: compile: /home/test/test/output2/host/usr/bin/aarch64-linux-gnu-gcc -std=gnu99 -DHAVE_CONFIG_H -I. -I.. -D__GMP_WITHIN_GMP -I.. -DOPERATION_mod_1_4 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe -Os -c mod_1_4.c -fPIC -DPIC -o .libs/mod_1_4.o
libtool: compile: /home/test/test/output2/host/usr/bin/aarch64-linux-gnu-gcc -std=gnu99 -DHAVE_CONFIG_H -I. -I.. -D__GMP_WITHIN_GMP -I.. -DOPERATION_dump -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe -Os -c dump.c -o dump.o >/dev/null 2>&1
libtool: compile: /home/test/test/output2/host/usr/bin/aarch64-linux-gnu-gcc -std=gnu99 -DHAVE_CONFIG_H -I. -I.. -D__GMP_WITHIN_GMP -I.. -DOPERATION_lshiftc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe -Os -c lshiftc.c -o lshiftc.o >/dev/null 2>&1
{standard input}: Assembler messages:
{standard input}:140: Error: operand 3 should be an integer register -- `adc x8,x4,0'
{standard input}:184: Error: operand 3 should be an integer register -- `adc x10,x0,0'
{standard input}:234: Error: operand 3 should be an integer register -- `adc x5,x0,0'
make[3]: *** [mod_1_3.lo] Error 1
{standard input}: Assembler messages:
{standard input}:142: Error: operand 3 should be an integer register -- `adc x11,x8,0'
{standard input}:181: Error: operand 3 should be an integer register -- `adc x9,x11,0'
{standard input}:217: Error: operand 3 should be an integer register -- `adc x5,x0,0'
make[3]: *** [mod_1_2.lo] Error 1
{standard input}: Assembler messages:
{standard input}:156: Error: operand 3 should be an integer register -- `adc x15,x12,0'
{standard input}:208: Error: operand 3 should be an integer register -- `adc x10,x4,0'
{standard input}:241: Error: operand 3 should be an integer register -- `adc x12,x1,0'
{standard input}:299: Error: operand 3 should be an integer register -- `adc x5,x0,0'
make[3]: *** [mod_1_4.lo] Error 1

[Riku Voipio (riku-voipio)]

This is fixed upstream already:

http://gmplib.org:8000/gmp/rev/187b7b1646ee

[Thomas Petazzoni (thomas-petazzoni)]

Thanks Riku, I confirm this patch fixes the build issue on AArch64. Thanks!

[Riku Voipio (riku-voipio)]

Fix released in gmp 5.1.1