diff options
Diffstat (limited to 'gcc/final.c')
| -rw-r--r-- | gcc/final.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/gcc/final.c b/gcc/final.c index b1d2051..f40492b 100644 --- a/gcc/final.c +++ b/gcc/final.c @@ -41,8 +41,8 @@ Boston, MA 02111-1307, USA. */ (the one that tests the condition codes) to be modified. The code for the function prologue and epilogue are generated - directly as assembler code by the macros FUNCTION_PROLOGUE and - FUNCTION_EPILOGUE. Those instructions never exist as rtl. */ + directly in assembler by the target functions function_prologue and + function_epilogue. Those instructions never exist as rtl. */ #include "config.h" #include "system.h" @@ -65,6 +65,7 @@ Boston, MA 02111-1307, USA. */ #include "reload.h" #include "intl.h" #include "basic-block.h" +#include "target.h" #if defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO) #include "dbxout.h" @@ -534,6 +535,17 @@ end_final (filename) } } +/* Default target function prologue and epilogue assembler output. + + If not overridden for epilogue code, then the function body itself + contains return instructions wherever needed. */ +void +default_function_pro_epilogue (file, size) + FILE *file ATTRIBUTE_UNUSED; + HOST_WIDE_INT size ATTRIBUTE_UNUSED; +{ +} + /* Enable APP processing of subsequent output. Used before the output from an `asm' statement. */ @@ -1617,10 +1629,8 @@ final_start_function (first, file, optimize) TREE_ASM_WRITTEN (DECL_INITIAL (current_function_decl)) = 1; } -#ifdef FUNCTION_PROLOGUE /* First output the function prologue: code to set up the stack frame. */ - FUNCTION_PROLOGUE (file, get_frame_size ()); -#endif + (*target.asm_out.function_prologue) (file, get_frame_size ()); /* If the machine represents the prologue as RTL, the profiling code must be emitted when NOTE_INSN_PROLOGUE_END is scanned. */ @@ -1761,11 +1771,9 @@ final_end_function (first, file, optimize) xcoffout_end_function (file, high_function_linenum); #endif -#ifdef FUNCTION_EPILOGUE /* Finally, output the function epilogue: code to restore the stack frame and return to the caller. */ - FUNCTION_EPILOGUE (file, get_frame_size ()); -#endif + (*target.asm_out.function_epilogue) (file, get_frame_size ()); #ifdef SDB_DEBUGGING_INFO if (write_symbols == SDB_DEBUG) @@ -1788,9 +1796,6 @@ final_end_function (first, file, optimize) #endif bb_func_label_num = -1; /* not in function, nuke label # */ - - /* If FUNCTION_EPILOGUE is not defined, then the function body - itself contains return instructions wherever needed. */ } /* Add a block to the linked list that remembers the current line/file/function |