linux-user: Enable NPTL for x86-64
Add x86-64 implementation of cpu_set_tls() (like the kernel, we just have to call do_arch_prctl() to set FS); this allows us to enable NPTL. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
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@ -4193,7 +4193,6 @@ case "$target_name" in
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;;
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;;
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x86_64)
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x86_64)
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TARGET_BASE_ARCH=i386
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TARGET_BASE_ARCH=i386
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target_nptl="no"
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;;
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;;
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alpha)
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alpha)
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;;
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;;
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@ -36,6 +36,13 @@ static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
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do_set_thread_area(env, newtls);
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do_set_thread_area(env, newtls);
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cpu_x86_load_seg(env, R_GS, env->segs[R_GS].selector);
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cpu_x86_load_seg(env, R_GS, env->segs[R_GS].selector);
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}
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}
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#else
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abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr);
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static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
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{
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do_arch_prctl(env, TARGET_ARCH_SET_FS, newtls);
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}
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#endif /* defined(TARGET_ABI32) */
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#endif /* defined(TARGET_ABI32) */
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#endif /* !defined(TARGET_CPU_H) */
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#endif /* !defined(TARGET_CPU_H) */
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@ -4189,7 +4189,7 @@ static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr)
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#endif /* TARGET_I386 && TARGET_ABI32 */
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#endif /* TARGET_I386 && TARGET_ABI32 */
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#ifndef TARGET_ABI32
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#ifndef TARGET_ABI32
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static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr)
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abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr)
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{
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{
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abi_long ret = 0;
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abi_long ret = 0;
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abi_ulong val;
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abi_ulong val;
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