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Maxim KuvyrkovMaxim Kuvyrkov
Maxim Kuvyrkov
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M68K TLS support.
 * configure.ac (m68k-*-*): Check if binutils support TLS. * configure: Regenerate. * config/m68k/predicates.md (symbolic_operand): Extend comment. * config/m68k/constraints.md (Cu): New constraint. * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove. (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants. (movsi): Handle TLS symbols. (addsi3_5200): Handle XTLS symbols, indent. * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare. (m68k_tls_reference_p): Declare. (m68k_legitimize_address): Declare. (m68k_unwrap_symbol): Declare. * config/m68k/m68k.opt (mxtls): New option. * config/m68k/m68k.c (ggc.h): Include. (m68k_output_dwarf_dtprel): Implement hook. (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define. (m68k_expand_prologue): Load GOT pointer when function needs it. (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols. (m68k_legitimate_constant_address_p): Same. (m68k_decompose_address): Handle TLS references. (m68k_get_gp): New static function. (enum m68k_reloc): New contants. (TLS_RELOC_P): New macro. (m68k_wrap_symbol): New static function. (m68k_unwrap_symbol): New function. (m68k_final_prescan_insn_1): New static function. (m68k_final_prescan_insn): New function. (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static functions. (legitimize_pic_address): Handle TLS references.. (m68k_tls_get_addr, m68k_get_tls_get_addr) (m68k_libcall_value_in_a0_p) (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp) (m68k_call_m68k_read_tp): Helper variables and functions for ... (m68k_legitimize_tls_address): Handle TLS references. (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p): New functions. (m68k_legitimize_address): Handle TLS symbols. (m68k_get_reloc_decoration): New static function. (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and UNSPEC_RELOC32. (m68k_output_dwarf_dtprel): Implement hook. (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32. (m68k_libcall_value): Return result in A0 instead of D0 when asked by m68k_call_* routines. (sched_attr_op_type): Handle TLS symbols. (gt-m68k.h): Include. * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define. (LEGITIMATE_PIC_OPERAND_P): Support TLS. * gcc.target/m68k/tls-ie.c: New test. * gcc.target/m68k/tls-le.c: New test. * gcc.target/m68k/tls-gd.c: New test. * gcc.target/m68k/tls-ld.c: New test. * gcc.target/m68k/tls-ie-xgot.c: New test. * gcc.target/m68k/tls-le-xtls.c: New test. * gcc.target/m68k/tls-gd-xgot.c: New test. * gcc.target/m68k/tls-ld-xgot.c: New test. * gcc.target/m68k/tls-ld-xtls.c: New test. * gcc.target/m68k/tls-ld-xgot-xtls.c: New test. From-SVN: r147654
1 parent 676fd52 commit 75df395

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-87
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‎gcc/ChangeLog

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2009-05-18 Maxim Kuvyrkov <[email protected]>
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M68K TLS support.
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* configure.ac (m68k-*-*): Check if binutils support TLS.
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* configure: Regenerate.
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* config/m68k/predicates.md (symbolic_operand): Extend comment.
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* config/m68k/constraints.md (Cu): New constraint.
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* config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
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(UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
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(movsi): Handle TLS symbols.
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(addsi3_5200): Handle XTLS symbols, indent.
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* config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
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(m68k_tls_reference_p): Declare.
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(m68k_legitimize_address): Declare.
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(m68k_unwrap_symbol): Declare.
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* config/m68k/m68k.opt (mxtls): New option.
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* config/m68k/m68k.c (ggc.h): Include.
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(m68k_output_dwarf_dtprel): Implement hook.
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(TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
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(m68k_expand_prologue): Load GOT pointer when function needs it.
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(m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
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(m68k_legitimate_constant_address_p): Same.
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(m68k_decompose_address): Handle TLS references.
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(m68k_get_gp): New static function.
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(enum m68k_reloc): New contants.
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(TLS_RELOC_P): New macro.
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(m68k_wrap_symbol): New static function.
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(m68k_unwrap_symbol): New function.
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(m68k_final_prescan_insn_1): New static function.
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(m68k_final_prescan_insn): New function.
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(m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
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functions.
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(legitimize_pic_address): Handle TLS references..
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(m68k_tls_get_addr, m68k_get_tls_get_addr)
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(m68k_libcall_value_in_a0_p)
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(m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
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(m68k_call_m68k_read_tp): Helper variables and functions for ...
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(m68k_legitimize_tls_address): Handle TLS references.
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(m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
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New functions.
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(m68k_legitimize_address): Handle TLS symbols.
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(m68k_get_reloc_decoration): New static function.
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(m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
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UNSPEC_RELOC32.
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(m68k_output_dwarf_dtprel): Implement hook.
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(print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
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(m68k_libcall_value): Return result in A0 instead of D0 when asked by
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m68k_call_* routines.
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(sched_attr_op_type): Handle TLS symbols.
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(gt-m68k.h): Include.
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* config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
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(LEGITIMATE_PIC_OPERAND_P): Support TLS.
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2009-05-18 Martin Jambor <[email protected]>
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* ipa-prop.c (ipa_check_stmt_modifications): Removed.

‎gcc/config/m68k/constraints.md

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(and (match_code "const_int")
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(match_test "ival < -0x8000 || ival > 0x7FFF")))
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(define_constraint "Cu"
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"16-bit offset for wrapped symbols"
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(and (match_code "const")
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(match_test "m68k_unwrap_symbol (op, false) != op")))
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(define_constraint "CQ"
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"Integers valid for mvq."
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(and (match_code "const_int")

‎gcc/config/m68k/m68k-protos.h

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@@ -59,13 +59,20 @@ extern bool m68k_illegitimate_symbolic_constant_p (rtx);
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extern bool m68k_matches_q_p (rtx);
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extern bool m68k_matches_u_p (rtx);
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extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
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extern rtx m68k_legitimize_tls_address (rtx);
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extern bool m68k_tls_reference_p (rtx, bool);
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extern int valid_dbcc_comparison_p_2 (rtx, enum machine_mode);
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extern rtx m68k_libcall_value (enum machine_mode);
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extern rtx m68k_function_value (const_tree, const_tree);
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extern int emit_move_sequence (rtx *, enum machine_mode, rtx);
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extern bool m68k_movem_pattern_p (rtx, rtx, HOST_WIDE_INT, bool);
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extern const char *m68k_output_movem (rtx *, rtx, HOST_WIDE_INT, bool);
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extern void m68k_final_prescan_insn (rtx, rtx *, int);
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/* Functions from m68k.c used in constraints.md. */
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extern rtx m68k_unwrap_symbol (rtx, bool);
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/* Functions from m68k.c used in genattrtab. */
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#ifdef HAVE_ATTR_cpu
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extern enum attr_cpu m68k_sched_cpu;
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extern enum attr_mac m68k_sched_mac;

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