backport: re PR target/43309 (amd64 TLS IE code sequence on Solaris 2/x86 violates...

backport: re PR target/43309 (amd64 TLS IE code sequence on Solaris 2/x86 violates spec)

	Backport from mainline:
	2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR target/43309
	* config/i386/i386.c (legitimize_tls_address)
	<TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
	* config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
	(tls_initial_exec_64_sun): New pattern.

	2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/i386/i386.c (override_options): Don't accept
	-mtls-dialect=sun any longer.
	* config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
	* config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
	(*tls_local_dynamic_base_32_sun): Likewise.
	* config/i386/sol2.h (TARGET_SUN_TLS): Redefine.

From-SVN: r168575