diff options
Diffstat (limited to 'gcc/config/pa/pa.h')
| -rw-r--r-- | gcc/config/pa/pa.h | 81 |
1 files changed, 79 insertions, 2 deletions
diff --git a/gcc/config/pa/pa.h b/gcc/config/pa/pa.h index 15aeccda388..7727cb5f85c 100644 --- a/gcc/config/pa/pa.h +++ b/gcc/config/pa/pa.h @@ -424,6 +424,12 @@ do { \ #define CAN_DEBUG_WITHOUT_FP /* target machine storage layout */ +typedef struct machine_function GTY(()) +{ + /* Flag indicating that a .NSUBSPA directive has been output for + this function. */ + int in_nsubspa; +} machine_function; /* Define this macro if it is advisable to hold scalars in registers in a wider mode than that declared by the program. In such cases, @@ -1524,7 +1530,12 @@ extern int may_call_alloca; && (TARGET_NO_SPACE_REGS \ ? (base && REG_P (index)) \ : (base == XEXP (X, 1) && REG_P (index) \ - && REG_POINTER (base) && !REG_POINTER (index))) \ + && (reload_completed \ + || (reload_in_progress && HARD_REGISTER_P (base)) \ + || REG_POINTER (base)) \ + && (reload_completed \ + || (reload_in_progress && HARD_REGISTER_P (index)) \ + || !REG_POINTER (index)))) \ && MODE_OK_FOR_UNSCALED_INDEXING_P (MODE) \ && REG_OK_FOR_INDEX_P (index) \ && borx_reg_operand (base, Pmode) \ @@ -1682,12 +1693,78 @@ do { \ goto LABEL #define TARGET_ASM_SELECT_SECTION pa_select_section - + /* Return a nonzero value if DECL has a section attribute. */ #define IN_NAMED_SECTION_P(DECL) \ ((TREE_CODE (DECL) == FUNCTION_DECL || TREE_CODE (DECL) == VAR_DECL) \ && DECL_SECTION_NAME (DECL) != NULL_TREE) +/* The following extra sections and extra section functions are only used + for SOM, but they must be provided unconditionally because pa.c's calls + to the functions might not get optimized out when other object formats + are in use. */ + +#define EXTRA_SECTIONS \ + in_som_readonly_data, \ + in_som_one_only_readonly_data, \ + in_som_one_only_data + +#define EXTRA_SECTION_FUNCTIONS \ + SOM_READONLY_DATA_SECTION_FUNCTION \ + SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION \ + SOM_ONE_ONLY_DATA_SECTION_FUNCTION \ + FORGET_SECTION_FUNCTION + +/* SOM puts readonly data in the default $LIT$ subspace when PIC code + is not being generated. */ +#define SOM_READONLY_DATA_SECTION_FUNCTION \ +void \ +som_readonly_data_section (void) \ +{ \ + if (!TARGET_SOM) \ + return; \ + if (in_section != in_som_readonly_data) \ + { \ + in_section = in_som_readonly_data; \ + fputs ("\t.SPACE $TEXT$\n\t.SUBSPA $LIT$\n", asm_out_file); \ + } \ +} + +/* When secondary definitions are not supported, SOM makes readonly data one + only by creating a new $LIT$ subspace in $TEXT$ with the comdat flag. */ +#define SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION \ +void \ +som_one_only_readonly_data_section (void) \ +{ \ + if (!TARGET_SOM) \ + return; \ + in_section = in_som_one_only_readonly_data; \ + fputs ("\t.SPACE $TEXT$\n" \ + "\t.NSUBSPA $LIT$,QUAD=0,ALIGN=8,ACCESS=0x2c,SORT=16,COMDAT\n",\ + asm_out_file); \ +} + +/* When secondary definitions are not supported, SOM makes data one only by + creating a new $DATA$ subspace in $PRIVATE$ with the comdat flag. */ +#define SOM_ONE_ONLY_DATA_SECTION_FUNCTION \ +void \ +som_one_only_data_section (void) \ +{ \ + if (!TARGET_SOM) \ + return; \ + in_section = in_som_one_only_data; \ + fputs ("\t.SPACE $PRIVATE$\n" \ + "\t.NSUBSPA $DATA$,QUAD=1,ALIGN=8,ACCESS=31,SORT=24,COMDAT\n", \ + asm_out_file); \ +} + +#define FORGET_SECTION_FUNCTION \ +void \ +forget_section (void) \ +{ \ + in_section = no_section; \ +} + /* Define this macro if references to a symbol must be treated differently depending on something about the variable or function named by the symbol (such as what section it is in). |