| # This file is generated from configure.in by Autoconf. DO NOT EDIT! |
| # 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. |
| { $as_echo "$as_me:$LINENO: checking for sparc64 TLS support" >&5 |
| $as_echo_n "checking for sparc64 TLS support... " >&6; } |
| if test "${libc_cv_sparc64_tls+set}" = set; then |
| $as_echo_n "(cached) " >&6 |
| else |
| cat > conftest.s <<\EOF |
| .section ".tdata", "awT", @progbits |
| .globl foo |
| foo: .word 1 |
| .section ".tbss", "awT", @nobits |
| .globl bar |
| bar: .skip 4 |
| .text |
| .globl main |
| main: sethi %tgd_hi22(foo), %l1 |
| add %l1, %tgd_lo10(foo), %l1 |
| add %l7, %l1, %o0, %tgd_add(foo) |
| call __tls_get_addr, %tgd_call(foo) |
| sethi %tldm_hi22(bar), %l1 |
| add %l1, %tldm_lo10(bar), %l1 |
| add %l7, %l1, %o0, %tldm_add(bar) |
| call __tls_get_addr, %tldm_call(bar) |
| sethi %tldo_hix22(bar), %l1 |
| xor %l1, %tldo_lox10(bar), %l1 |
| add %o0, %l1, %l1, %tldo_add(bar) |
| sethi %tie_hi22(foo), %l1 |
| add %l1, %tie_lo10(foo), %l1 |
| ldx [%l7 + %l1], %l1, %tie_ldx(foo) |
| add %g7, %l1, %l1, %tie_add(foo) |
| sethi %tle_hix22(foo), %l1 |
| xor %l1, %tle_lox10(foo), %l1 |
| EOF |
| if { ac_try='${CC-cc} -o conftest.bin $CFLAGS conftest.s 1>&5' |
| { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 |
| (eval $ac_try) 2>&5 |
| ac_status=$? |
| $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 |
| (exit $ac_status); }; }; then |
| libc_cv_sparc64_tls=yes |
| else |
| libc_cv_sparc64_tls=no |
| fi |
| rm -f conftest* |
| fi |
| { $as_echo "$as_me:$LINENO: result: $libc_cv_sparc64_tls" >&5 |
| $as_echo "$libc_cv_sparc64_tls" >&6; } |
| if test $libc_cv_sparc64_tls = yes; then |
| cat >>confdefs.h <<\_ACEOF |
| #define HAVE_TLS_SUPPORT 1 |
| _ACEOF |
| |
| fi |
| fi |
| |
| # Check for broken WDISP22 in the linker. |
| { $as_echo "$as_me:$LINENO: checking for sparc64 ld WDISP22 handling" >&5 |
| $as_echo_n "checking for sparc64 ld WDISP22 handling... " >&6; } |
| if test "${libc_cv_sparc64_wdisp22+set}" = set; then |
| $as_echo_n "(cached) " >&6 |
| else |
| echo 'bne foo; nop' > conftest1.s |
| echo '.globl foo; .hidden foo; foo: nop' > conftest2.s |
| libc_cv_sparc64_wdisp22=unknown |
| if { ac_try='${CC-cc} -nostdlib -shared $CFLAGS conftest1.s conftest2.s -o conftest.so 1>&5' |
| { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 |
| (eval $ac_try) 2>&5 |
| ac_status=$? |
| $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5 |
| (exit $ac_status); }; }; then |
| if readelf -r conftest.so | grep -q R_SPARC_WDISP22; then |
| libc_cv_sparc64_wdisp22=broken |
| else |
| libc_cv_sparc64_wdisp22=ok |
| fi |
| fi |
| rm -f conftest* |
| fi |
| { $as_echo "$as_me:$LINENO: result: $libc_cv_sparc64_wdisp22" >&5 |
| $as_echo "$libc_cv_sparc64_wdisp22" >&6; } |
| if test $libc_cv_sparc64_wdisp22 != ok; then |
| cat >>confdefs.h <<\_ACEOF |
| #define BROKEN_SPARC_WDISP22 1 |
| _ACEOF |
| |
| fi |
