binutils-gdb/ld/testsuite/ld-msp430-elf/msp430-tiny-rom.ld

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Improve MSP430 section placement. ld * emultempl/msp430.em (change_output_section): New function. (move_prefixed_section): New function. (add_region_prefix): New function. (msp430_elf_after_open): New function. (gld${EMULATION_NAME}_add_options): Implement. (gld${EMULATION_NAME}_list_options): Implement. (gld${EMULATION_NAME}_handle_option): Implement. * ld.texinfo: Document new options. * testsuite/ld-msp430-elf/main-bss-lower.d: New. * testsuite/ld-msp430-elf/main-bss-upper.d: New. * testsuite/ld-msp430-elf/main-const-lower.d: New. * testsuite/ld-msp430-elf/main-const-upper.d: New. * testsuite/ld-msp430-elf/main-text-lower.d: New. * testsuite/ld-msp430-elf/main-text-upper.d: New. * testsuite/ld-msp430-elf/main-var-lower.d: New. * testsuite/ld-msp430-elf/main-var-upper.d: New. * testsuite/ld-msp430-elf/main-with-data-bss-unique-sec.s: New. * testsuite/ld-msp430-elf/main-with-data-bss.s: New. * testsuite/ld-msp430-elf/main-with-text-rodata-unique-sec.s: New. * testsuite/ld-msp430-elf/main-with-text-rodata.s: New. * testsuite/ld-msp430-elf/msp430-elf.exp: New. * testsuite/ld-msp430-elf/msp430-no-lower.ld: New. * testsuite/ld-msp430-elf/msp430.ld: New. * emultempl/msp430.em (data_statement_size): New. (eval_upper_either_sections): New. (eval_lower_either_sections): New. (intermediate_relax_sections): New. (msp430_elf_after_allocation): New. * emultempl/msp430.em (gld${EMULATION_NAME}_place_orphan): Always place sections in the lower region. gas * config/tc-msp430.c (md_parse_option): Define high data and high bss symbols if -mdata-region is passed. Define -mdata-region open. * doc/c-msp430.texi: Document -mdata-region. * testsuite/gas/msp430/high-data-bss-sym.d: New test. * testsuite/gas/msp430/high-data-bss-sym.s: New. * testsuite/gas/msp430/msp430.exp: Add -mdata-region tests.
2017-08-30 00:18:43 +08:00
/* Script for ld testsuite */
OUTPUT_ARCH(msp430)
ENTRY(_start)
MEMORY
{
ROM : ORIGIN = 0x0, LENGTH = 0x2
RAM : ORIGIN = 0x2, LENGTH = 0x1fe
HIROM : ORIGIN = 0x200, LENGTH = 0x1000
}
SECTIONS
{
.text :
{
PROVIDE (_start = .);
. = ALIGN(2);
*(.text .stub .text.* .gnu.linkonce.t.* .text:*)
} > ROM
.rodata :
{
*(.rodata.* .rodata)
} > ROM
.data :
{
. = ALIGN(2);
*(.data.* .data)
} > RAM AT> ROM
.bss :
{
. = ALIGN(2);
*(.bss.* .bss)
} > RAM
.upper.text :
{
. = ALIGN(2);
*(.upper.text.* .upper.text)
} > HIROM
.upper.rodata :
{
*(.upper.rodata.* .upper.rodata)
} > HIROM
}