diff options
Diffstat (limited to 'gcc/function.h')
| -rw-r--r-- | gcc/function.h | 135 |
1 files changed, 54 insertions, 81 deletions
diff --git a/gcc/function.h b/gcc/function.h index e98ffff..2e88f97 100644 --- a/gcc/function.h +++ b/gcc/function.h @@ -334,6 +334,59 @@ struct rtl_data GTY(()) /* If some insns can be deferred to the delay slots of the epilogue, the delay list for them is recorded here. */ rtx epilogue_delay_list; + + /* Nonzero if function being compiled called builtin_return_addr or + builtin_frame_address with nonzero count. */ + bool accesses_prior_frames; + + /* Nonzero if the function calls __builtin_eh_return. */ + bool calls_eh_return; + + /* Nonzero if function saves all registers, e.g. if it has a nonlocal + label that can reach the exit block via non-exceptional paths. */ + bool saves_all_registers; + + /* Nonzero if function being compiled has nonlocal gotos to parent + function. */ + bool has_nonlocal_goto; + + /* Nonzero if function being compiled has an asm statement. */ + bool has_asm_statement; + + /* Nonzero if the current function is a thunk, i.e., a lightweight + function implemented by the output_mi_thunk hook) that just + adjusts one of its arguments and forwards to another + function. */ + bool is_thunk; + + /* This bit is used by the exception handling logic. It is set if all + calls (if any) are sibling calls. Such functions do not have to + have EH tables generated, as they cannot throw. A call to such a + function, however, should be treated as throwing if any of its callees + can throw. */ + bool all_throwers_are_sibcalls; + + /* Nonzero if stack limit checking should be enabled in the current + function. */ + bool limit_stack; + + /* Nonzero if profiling code should be generated. */ + bool profile; + + /* Nonzero if the current function uses the constant pool. */ + bool uses_const_pool; + + /* Nonzero if the current function uses pic_offset_table_rtx. */ + bool uses_pic_offset_table; + + /* Nonzero if the current function needs an lsda for exception handling. */ + bool uses_eh_lsda; + + /* Set when the tail call has been produced. */ + bool tail_call_emit; + + /* Nonzero if code to initialize arg_pointer_save_area has been emitted. */ + bool arg_pointer_save_area_init; }; #define return_label (crtl->x_return_label) @@ -437,50 +490,10 @@ struct function GTY(()) either as a subroutine or builtin. */ unsigned int calls_alloca : 1; - /* Nonzero if function being compiled called builtin_return_addr or - builtin_frame_address with nonzero count. */ - unsigned int accesses_prior_frames : 1; - - /* Nonzero if the function calls __builtin_eh_return. */ - unsigned int calls_eh_return : 1; - - /* Nonzero if function being compiled receives nonlocal gotos from nested functions. */ unsigned int has_nonlocal_label : 1; - /* Nonzero if function saves all registers, e.g. if it has a nonlocal - label that can reach the exit block via non-exceptional paths. */ - unsigned int saves_all_registers : 1; - - /* Nonzero if function being compiled has nonlocal gotos to parent - function. */ - unsigned int has_nonlocal_goto : 1; - - /* Nonzero if function being compiled has an asm statement. */ - unsigned int has_asm_statement : 1; - - /* Nonzero if the current function is a thunk, i.e., a lightweight - function implemented by the output_mi_thunk hook) that just - adjusts one of its arguments and forwards to another - function. */ - unsigned int is_thunk : 1; - - /* This bit is used by the exception handling logic. It is set if all - calls (if any) are sibling calls. Such functions do not have to - have EH tables generated, as they cannot throw. A call to such a - function, however, should be treated as throwing if any of its callees - can throw. */ - unsigned int all_throwers_are_sibcalls : 1; - - /* Nonzero if profiling code should be generated. */ - unsigned int profile : 1; - - /* Nonzero if stack limit checking should be enabled in the current - function. */ - unsigned int limit_stack : 1; - - /* Nonzero if current function uses stdarg.h or equivalent. */ unsigned int stdarg : 1; @@ -491,34 +504,10 @@ struct function GTY(()) variable-sized type, then the size of the parameter is computed when the function body is entered. However, some front-ends do not desire this behavior. */ - unsigned int x_dont_save_pending_sizes_p : 1; - - /* Nonzero if the current function uses the constant pool. */ - unsigned int uses_const_pool : 1; - - /* Nonzero if the current function uses pic_offset_table_rtx. */ - unsigned int uses_pic_offset_table : 1; - - /* Nonzero if the current function needs an lsda for exception handling. */ - unsigned int uses_eh_lsda : 1; - - /* Nonzero if code to initialize arg_pointer_save_area has been emitted. */ - unsigned int arg_pointer_save_area_init : 1; + unsigned int dont_save_pending_sizes_p : 1; unsigned int after_inlining : 1; - /* Set when the call to function itself has been emit. */ - unsigned int recursive_call_emit : 1; - - - /* Set when the tail call has been produced. */ - unsigned int tail_call_emit : 1; - - /* FIXME tuples: This bit is temporarily here to mark when a - function has been gimplified, so we can make sure we're not - creating non GIMPLE tuples after gimplification. */ - unsigned int gimplified : 1; - /* Fields below this point are not set for abstract functions; see allocate_struct_function. */ @@ -563,23 +552,7 @@ extern void pop_cfun (void); extern void instantiate_decl_rtl (rtx x); /* For backward compatibility... eventually these should all go away. */ -#define current_function_returns_struct (cfun->returns_struct) -#define current_function_returns_pcc_struct (cfun->returns_pcc_struct) -#define current_function_calls_setjmp (cfun->calls_setjmp) -#define current_function_calls_alloca (cfun->calls_alloca) -#define current_function_accesses_prior_frames (cfun->accesses_prior_frames) -#define current_function_calls_eh_return (cfun->calls_eh_return) -#define current_function_is_thunk (cfun->is_thunk) -#define current_function_stdarg (cfun->stdarg) -#define current_function_profile (cfun->profile) #define current_function_funcdef_no (cfun->funcdef_no) -#define current_function_limit_stack (cfun->limit_stack) -#define current_function_uses_pic_offset_table (cfun->uses_pic_offset_table) -#define current_function_uses_const_pool (cfun->uses_const_pool) -#define current_function_has_nonlocal_label (cfun->has_nonlocal_label) -#define current_function_saves_all_registers (cfun->saves_all_registers) -#define current_function_has_nonlocal_goto (cfun->has_nonlocal_goto) -#define current_function_has_asm_statement (cfun->has_asm_statement) #define current_loops (cfun->x_current_loops) #define dom_computed (cfun->cfg->x_dom_computed) |