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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1ed245e..efa4b6e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,59 @@ +2005-06-27 Richard Henderson <rth@redhat.com> + + * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__. + * cfgexpand.c: Include params.h. + (has_protected_decls, has_short_buffer): New. + (expand_stack_vars): Take a predicate to determine what to expand. + (defer_stack_allocation): True when flag_stack_protect on. + (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New. + (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New. + (stack_protect_classify_type, stack_protect_decl_phase): New. + (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New. + (add_stack_protection_conflicts, create_stack_guard): New. + (expand_used_vars): Add stack protection logic. + (tree_expand_cfg): Likewise. + * common.opt (Wstack-protector): New. + (fstack-protector, fstack-protector-all): New. + * function.c: Include predict.h. + (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect + wants to copy the parameter into the stack frame. + (stack_protect_prologue, stack_protect_epilogue): New. + (expand_function_end): Call stack_protect_epilogue. Do + sjlj_emit_function_exit_after after naked_return_label. + * function.h (struct function): Add stack_protect_guard. + * params.def (PARAM_SSP_BUFFER_SIZE): New. + * toplev.c (process_options): Disable flag_stack_protect and/or + warn_stack_protect based on FRAME_GROWS_DOWNWARD. + * tree.h (stack_protect_prologue): Declare. + + * target-def.h (TARGET_STACK_PROTECT_GUARD): New. + (TARGET_STACK_PROTECT_FAIL): New. + (TARGET_INITIALIZER): Add them. + * target.h (struct gcc_target): Add stack_protect_guard and + stack_protect_fail. + * targhooks.c: Include ggc.h, gty header. + (stack_chk_guard_decl, default_stack_protect_guard): New. + (stack_chk_fail_decl, default_external_stack_protect_fail): New. + (default_hidden_stack_protect_fail): New. + * targhooks.h (default_stack_protect_guard): Declare. + (default_external_stack_protect_fail): Declare. + (default_hidden_stack_protect_fail): Declare. + * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New. + * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New. + (trap): Use ud2. + (conditional_trap, conditional_trap_1): Remove. + (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New. + (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New. + * doc/md.texi (stack_protect_set, stack_protect_test): New. + * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New. + (TARGET_STACK_PROTECT_FAIL): New. + + * libgcc-std.ver (GCC_4.1.0): New. + * libgcc.h (__stack_chk_guard): Declare. + (__stack_chk_fail, __stack_chk_fail_local): Declare. + * libgcc2.c (L_stack_chk, L_stack_chk_local): New. + * mklibgcc.in (lib2funcs): Add them. + 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> PR c/21911 |