diff options
Diffstat (limited to 'gcc/config/avr/avr.c')
| -rw-r--r-- | gcc/config/avr/avr.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c index 5367bd1fdb2..f6e9f9fbd03 100644 --- a/gcc/config/avr/avr.c +++ b/gcc/config/avr/avr.c @@ -69,6 +69,7 @@ static void avr_file_end (void); static void avr_output_function_prologue (FILE *, HOST_WIDE_INT); static void avr_output_function_epilogue (FILE *, HOST_WIDE_INT); static void avr_insert_attributes (tree, tree *); +static void avr_asm_init_sections (void); static unsigned int avr_section_type_flags (tree, const char *, int); static void avr_reorg (void); @@ -114,6 +115,8 @@ static int jump_tables_size; const char *avr_base_arch_macro; const char *avr_extra_arch_macro; +section *progmem_section; + /* More than 8K of program memory: use "call" and "jmp". */ int avr_mega_p = 0; @@ -4756,6 +4759,29 @@ avr_insert_attributes (tree node, tree *attributes) } } +/* A get_unnamed_section callback for switching to progmem_section. */ + +static void +avr_output_progmem_section_asm_op (const void *arg ATTRIBUTE_UNUSED) +{ + fprintf (asm_out_file, + "\t.section .progmem.gcc_sw_table, \"%s\", @progbits\n", + AVR_MEGA ? "a" : "ax"); + /* Should already be aligned, this is just to be safe if it isn't. */ + fprintf (asm_out_file, "\t.p2align 1\n"); +} + +/* Implement TARGET_ASM_INIT_SECTIONS. */ + +static void +avr_asm_init_sections (void) +{ + progmem_section = get_unnamed_section (AVR_MEGA ? 0 : SECTION_CODE, + avr_output_progmem_section_asm_op, + NULL); + readonly_data_section = data_section; +} + static unsigned int avr_section_type_flags (tree decl, const char *name, int reloc) { @@ -5847,7 +5873,7 @@ avr_output_bld (rtx operands[], int bit_nr) void avr_output_addr_vec_elt (FILE *stream, int value) { - progmem_section (); + switch_to_section (progmem_section); if (AVR_MEGA) fprintf (stream, "\t.word pm(.L%d)\n", value); else |