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58 lines
1.6 KiB
Plaintext
58 lines
1.6 KiB
Plaintext
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# This file is generated from configure.in by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/sparc/sparc32/elf.
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if test "$usetls" != no; then
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# Check for support of thread-local storage handling in assembler and linker.
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echo "$as_me:$LINENO: checking for sparc32 TLS support" >&5
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echo $ECHO_N "checking for sparc32 TLS support... $ECHO_C" >&6
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if test "${libc_cv_sparc32_tls+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.s <<\EOF
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.section ".tdata", "awT", @progbits
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.globl foo
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foo: .word 1
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.section ".tbss", "awT", @nobits
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.globl bar
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bar: .skip 4
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.text
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baz: sethi %tgd_hi22(foo), %l1
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add %l1, %tgd_lo10(foo), %l1
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add %l7, %l1, %o0, %tgd_add(foo)
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call __tls_get_addr, %tgd_call(foo)
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sethi %tldm_hi22(bar), %l1
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add %l1, %tldm_lo10(bar), %l1
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add %l7, %l1, %o0, %tldm_add(bar)
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call __tls_get_addr, %tldm_call(bar)
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sethi %tldo_hix22(bar), %l1
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xor %l1, %tldo_lox10(bar), %l1
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add %o0, %l1, %l1, %tldo_add(bar)
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sethi %tie_hi22(foo), %l1
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add %l1, %tie_lo10(foo), %l1
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ld [%l7 + %l1], %l1, %tie_ld(foo)
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add %g7, %l1, %l1, %tie_add(foo)
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sethi %tle_hix22(foo), %l1
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xor %l1, %tle_lox10(foo), %l1
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EOF
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if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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libc_cv_sparc32_tls=yes
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else
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libc_cv_sparc32_tls=no
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fi
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rm -f conftest*
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fi
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echo "$as_me:$LINENO: result: $libc_cv_sparc32_tls" >&5
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echo "${ECHO_T}$libc_cv_sparc32_tls" >&6
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if test $libc_cv_sparc32_tls = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_TLS_SUPPORT 1
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_ACEOF
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fi
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fi
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