diff options
author | Peter Bergner <bergner@vnet.ibm.com> | 2012-11-07 19:49:51 +0000 |
---|---|---|
committer | Peter Bergner <bergner@vnet.ibm.com> | 2012-11-07 19:49:51 +0000 |
commit | 88387c456d947c81dbf8e99f7f89ee1a169a4a9b (patch) | |
tree | 10251efaddcf0da133477c54d3d8677f44805212 /gcc/configure | |
parent | 1fe7d4d283f796c7917258336a9d1e733ab7cfba (diff) |
* doc/invoke.texi (-mcpu=power8): Document.
* config.in (HAVE_AS_POWER8): New.
* config.gcc: Add cpu_type power8.
* configure.ac: (HAVE_AS_POWER8): Check for assembler support for
the POWER8 instructions.
* configure: Regenerate.
* config/rs6000/rs6000.h: (ASM_CPU_POWER8_SPEC): Define.
(ASM_CPU_SPEC): Pass %(asm_cpu_power8) for -mcpu=power8.
(EXTRA_SPECS): Add asm_cpu_power8 spec string.
* config/rs6000/rs6000-cpus.def (processor_target_table): Alias
POWER8 to POWER7.
* config/rs6000/rs6000-tables.opt: Regenerate.
* config/rs6000/driver-rs6000.c (ASM_CPU_SPEC): For -mcpu=power8,
pass %(asm_cpu_power8)/-mpwr8.
* config/rs6000/aix53.h: Likewise.
* config/rs6000/aix61.h: Likewise.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@193307 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/configure')
-rwxr-xr-x | gcc/configure | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/gcc/configure b/gcc/configure index 681aba930c4..55164b66c92 100755 --- a/gcc/configure +++ b/gcc/configure @@ -25213,6 +25213,48 @@ $as_echo "#define HAVE_AS_POPCNTD 1" >>confdefs.h fi case $target in + *-*-aix*) conftest_s=' .machine "pwr8" + .csect .text[PR]';; + *) conftest_s=' .machine power8 + .text';; + esac + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for power8 support" >&5 +$as_echo_n "checking assembler for power8 support... " >&6; } +if test "${gcc_cv_as_powerpc_power8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + gcc_cv_as_powerpc_power8=no + if test $in_tree_gas = yes; then + if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 19 \) \* 1000 + 2` + then gcc_cv_as_powerpc_power8=yes +fi + elif test x$gcc_cv_as != x; then + $as_echo "$conftest_s" > conftest.s + if { ac_try='$gcc_cv_as $gcc_cv_as_flags -a32 -o conftest.o conftest.s >&5' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; } + then + gcc_cv_as_powerpc_power8=yes + else + echo "configure: failed program was" >&5 + cat conftest.s >&5 + fi + rm -f conftest.o conftest.s + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_powerpc_power8" >&5 +$as_echo "$gcc_cv_as_powerpc_power8" >&6; } +if test $gcc_cv_as_powerpc_power8 = yes; then + +$as_echo "#define HAVE_AS_POWER8 1" >>confdefs.h + +fi + + case $target in *-*-aix*) conftest_s=' .csect .text[PR] lwsync';; *) conftest_s=' .text |