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| author | Andre Vieira <andre.simoesdiasvieira@arm.com> | 2016-09-22 17:02:47 +0000 |
|---|---|---|
| committer | Andre Vieira <avieira@gcc.gnu.org> | 2016-09-22 17:02:47 +0000 |
| commit | 0ee70cc0000fe25484cb0d3b2ac2904d2007e5cf (patch) | |
| tree | 2b6549bc452c8fe8fec854d66c6c770e37be25f7 /gcc/config/arm/arm.h | |
| parent | 31e9f857d5408a69bc6c1eac793103c73ce6eed0 (diff) | |
| download | gcc-0ee70cc0000fe25484cb0d3b2ac2904d2007e5cf.zip gcc-0ee70cc0000fe25484cb0d3b2ac2904d2007e5cf.tar.gz gcc-0ee70cc0000fe25484cb0d3b2ac2904d2007e5cf.tar.bz2 | |
[ARM] Add support for -mpure-code option
gcc/ChangeLog:
2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
Terry Guo <terry.guo@arm.com>
* target.def (elf_flags_numeric): New target hook.
* targhooks.h (default_asm_elf_flags_numeric): New.
* varasm.c (default_asm_elf_flags_numeric): New.
(default_elf_asm_named_section): Use new target hook.
* config/arm/arm.opt (mpure-code): New.
* config/arm/arm.h (SECTION_ARM_PURECODE): New.
* config/arm/arm.c (arm_asm_init_sections): Add section
attribute to default text section if -mpure-code.
(arm_option_check_internal): Diagnose use of option with
non supported targets and/or options.
(arm_asm_elf_flags_numeric): New.
(arm_function_section): New.
(arm_elf_section_type_flags): New.
* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
for -mpure-code.
* gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
* gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
gcc/testsuite/ChangeLog:
2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
Terry Guo <terry.guo@arm.com>
* gcc.target/arm/pure-code/ffunction-sections.c: New.
* gcc.target/arm/pure-code/no-literal-pool.c: New.
* gcc.target/arm/pure-code/pure-code.exp: New.
Co-Authored-By: Terry Guo <terry.guo@arm.com>
From-SVN: r240379
Diffstat (limited to 'gcc/config/arm/arm.h')
| -rw-r--r-- | gcc/config/arm/arm.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h index c7149d1..31eb45a 100644 --- a/gcc/config/arm/arm.h +++ b/gcc/config/arm/arm.h @@ -2276,4 +2276,8 @@ extern const char *host_detect_local_cpu (int argc, const char **argv); /* For switching between functions with different target attributes. */ #define SWITCHABLE_TARGET 1 +/* Define SECTION_ARM_PURECODE as the ARM specific section attribute + representation for SHF_ARM_PURECODE in GCC. */ +#define SECTION_ARM_PURECODE SECTION_MACH_DEP + #endif /* ! GCC_ARM_H */ |