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https://sourceware.org/git/binutils-gdb.git
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ac4c9b0459
include/elf
* arm.h: Add arm SHF_ARM_NOREAD section flag.
bfd * bfd-in2.h: Regenerate.
* section.c: Add SEC_ELF_NOREAD.
* elf32-arm.c (elf32_arm_post_process_headers): Only set
PF_X attribute if a segment only contains section with
SHF_ARM_NOREAD flag.
(elf32_arm_fake_sections): Add SEC_ELF_NOREAD conversion.
(elf32_arm_section_flags): New function to convert SHF_ARM_NOREAD
to bfd flag.
(elf32_arm_lookup_section_flags): New function to allow
INPUT_SECTION_FLAGS directive with SHF_ARM_NOREAD flag.
(elf32_arm_special_sections): Add special sections array
to catch section prefix by '.text.noread' pattern.
ld/testsuite
* ld-arm/arm-elf.exp: New tests.
* ld-arm/thumb1-input-section-flag-match.d: New
* ld-arm/thumb1-input-section-flag-match.s: New
* ld-arm/thumb1-noread-not-present-mixing-two-section.d: New
* ld-arm/thumb1-noread-not-present-mixing-two-section.s: New
* ld-arm/thumb1-noread-present-one-section.d: New
* ld-arm/thumb1-noread-present-one-section.s: New
* ld-arm/thumb1-noread-present-two-section.d: New
* ld-arm/thumb1-noread-present-two-section.s: New
binutils
* readelf.c (get_elf_section_flags): Add support for ARM specific
section flags.
33 lines
720 B
Plaintext
33 lines
720 B
Plaintext
/* Script for ld testsuite. */
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OUTPUT_ARCH(arm)
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ENTRY(_start)
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MEMORY
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{
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read_memory (rx) : ORIGIN = 0x00008000, LENGTH = 4M
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noread_memory (!rx) : ORIGIN = 0x00800000, LENGTH = 4M
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}
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SECTIONS
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{
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/* Read-only sections, merged into text segment: */
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PROVIDE (__executable_start = 0x8000); . = 0x8000;
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.text.noread :
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{
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INPUT_SECTION_FLAGS (SHF_ARM_NOREAD) *(.text*)
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} > noread_memory
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.text :
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{
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*(.before)
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*(.text)
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*(.after)
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*(.ARM.extab*)
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*(.glue_7)
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*(.v4_bx)
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} > read_memory
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.ARM.exidx : { *(.ARM.exidx*) }
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. = 0x9000;
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.got : { *(.got) *(.got.plt)}
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. = 0x12340000;
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.far : { *(.far) }
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.ARM.attribues 0 : { *(.ARM.atttributes) }
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}
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