diff options
Diffstat (limited to 'libc/sysdeps/sparc/sparc64/elf/configure.in')
| -rw-r--r-- | libc/sysdeps/sparc/sparc64/elf/configure.in | 89 |
1 files changed, 46 insertions, 43 deletions
diff --git a/libc/sysdeps/sparc/sparc64/elf/configure.in b/libc/sysdeps/sparc/sparc64/elf/configure.in index fd7e34e90..f6281655a 100644 --- a/libc/sysdeps/sparc/sparc64/elf/configure.in +++ b/libc/sysdeps/sparc/sparc64/elf/configure.in @@ -1,49 +1,52 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # Local configure fragment for sysdeps/sparc/sparc64/elf. -if test "$usetls" != no; then -# Check for support of thread-local storage handling in assembler and linker. -AC_CACHE_CHECK(for sparc64 TLS support, libc_cv_sparc64_tls, [dnl -changequote(,)dnl -cat > conftest.s <<\EOF - .section ".tdata", "awT", @progbits - .globl foo -foo: .word 1 - .section ".tbss", "awT", @nobits - .globl bar -bar: .skip 4 - .text - .globl main -main: sethi %tgd_hi22(foo), %l1 - add %l1, %tgd_lo10(foo), %l1 - add %l7, %l1, %o0, %tgd_add(foo) - call __tls_get_addr, %tgd_call(foo) - sethi %tldm_hi22(bar), %l1 - add %l1, %tldm_lo10(bar), %l1 - add %l7, %l1, %o0, %tldm_add(bar) - call __tls_get_addr, %tldm_call(bar) - sethi %tldo_hix22(bar), %l1 - xor %l1, %tldo_lox10(bar), %l1 - add %o0, %l1, %l1, %tldo_add(bar) - sethi %tie_hi22(foo), %l1 - add %l1, %tie_lo10(foo), %l1 - ldx [%l7 + %l1], %l1, %tie_ldx(foo) - add %g7, %l1, %l1, %tie_add(foo) - sethi %tle_hix22(foo), %l1 - xor %l1, %tle_lox10(foo), %l1 -EOF -changequote([,])dnl -dnl -if AC_TRY_COMMAND(${CC-cc} -o conftest.bin $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then - libc_cv_sparc64_tls=yes -else - libc_cv_sparc64_tls=no -fi -rm -f conftest*]) -if test $libc_cv_sparc64_tls = yes; then - AC_DEFINE(HAVE_TLS_SUPPORT) -fi -fi +AC_DEFINE(HAVE_TLS_SUPPORT) +libc_cv_sparc64_tls=yes + +dnl if test "$usetls" != no; then +dnl # Check for support of thread-local storage handling in assembler and linker. +dnl AC_CACHE_CHECK(for sparc64 TLS support, libc_cv_sparc64_tls, [dnl +dnl changequote(,)dnl +dnl cat > conftest.s <<\EOF +dnl .section ".tdata", "awT", @progbits +dnl .globl foo +dnl foo: .word 1 +dnl .section ".tbss", "awT", @nobits +dnl .globl bar +dnl bar: .skip 4 +dnl .text +dnl .globl main +dnl main: sethi %tgd_hi22(foo), %l1 +dnl add %l1, %tgd_lo10(foo), %l1 +dnl add %l7, %l1, %o0, %tgd_add(foo) +dnl call __tls_get_addr, %tgd_call(foo) +dnl sethi %tldm_hi22(bar), %l1 +dnl add %l1, %tldm_lo10(bar), %l1 +dnl add %l7, %l1, %o0, %tldm_add(bar) +dnl call __tls_get_addr, %tldm_call(bar) +dnl sethi %tldo_hix22(bar), %l1 +dnl xor %l1, %tldo_lox10(bar), %l1 +dnl add %o0, %l1, %l1, %tldo_add(bar) +dnl sethi %tie_hi22(foo), %l1 +dnl add %l1, %tie_lo10(foo), %l1 +dnl ldx [%l7 + %l1], %l1, %tie_ldx(foo) +dnl add %g7, %l1, %l1, %tie_add(foo) +dnl sethi %tle_hix22(foo), %l1 +dnl xor %l1, %tle_lox10(foo), %l1 +dnl EOF +dnl changequote([,])dnl +dnl dnl +dnl if AC_TRY_COMMAND(${CC-cc} -o conftest.bin $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then +dnl libc_cv_sparc64_tls=yes +dnl else +dnl libc_cv_sparc64_tls=no +dnl fi +dnl rm -f conftest*]) +dnl if test $libc_cv_sparc64_tls = yes; then +dnl AC_DEFINE(HAVE_TLS_SUPPORT) +dnl fi +dnl fi # Check for broken WDISP22 in the linker. AC_CACHE_CHECK(for sparc64 ld WDISP22 handling, libc_cv_sparc64_wdisp22, [dnl |