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| author | Andrea Corallo <andrea.corallo@arm.com> | 2021-07-05 17:27:00 +0200 |
|---|---|---|
| committer | Andrea Corallo <andrea.corallo@arm.com> | 2021-08-17 14:49:42 +0200 |
| commit | c9fed6655f49320086869e5e73d787971f0268d2 (patch) | |
| tree | a854257823dfa27bd9147b73336e1fe5faf1c1a1 | |
| parent | b81ee92f0349038a4575bf2e1f5321ac63a6ac48 (diff) | |
| download | binutils-gdb-c9fed6655f49320086869e5e73d787971f0268d2.tar.gz | |
PATCH [4/4] arm: Add Tag_PACRET_use build attribute
bfd/
2021-07-06 Andrea Corallo <andrea.corallo@arm.com>
* elf32-arm.c (elf32_arm_merge_eabi_attributes): Add
'Tag_PACRET_use' case.
binutils/
2021-07-06 Andrea Corallo <andrea.corallo@arm.com>
* readelf.c (arm_attr_tag_PAC_extension): Declare.
(arm_attr_public_tags): Add 'PAC_extension' lookup.
elfcpp/
2021-07-06 Andrea Corallo <andrea.corallo@arm.com>
* arm.h: Define 'Tag_PACRET_use' enum.
gas/
2021-07-06 Andrea Corallo <andrea.corallo@arm.com>
* config/tc-arm.c (arm_convert_symbolic_attribute): Add
'Tag_PACRET_use' to the attribute_table.
include/
2021-07-06 Andrea Corallo <andrea.corallo@arm.com>
* elf/arm.h (elf_arm_reloc_type): Add 'Tag_PACRET_use'.
| -rw-r--r-- | bfd/elf32-arm.c | 1 | ||||
| -rw-r--r-- | binutils/readelf.c | 5 | ||||
| -rw-r--r-- | elfcpp/arm.h | 1 | ||||
| -rw-r--r-- | gas/config/tc-arm.c | 1 | ||||
| -rw-r--r-- | include/elf/arm.h | 1 |
5 files changed, 9 insertions, 0 deletions
diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c index 98f92401942..2cb8768868b 100644 --- a/bfd/elf32-arm.c +++ b/bfd/elf32-arm.c @@ -14615,6 +14615,7 @@ elf32_arm_merge_eabi_attributes (bfd *ibfd, struct bfd_link_info *info) case Tag_PAC_extension: case Tag_BTI_extension: case Tag_BTI_use: + case Tag_PACRET_use: /* Use the largest value specified. */ if (in_attr[i].i > out_attr[i].i) out_attr[i].i = in_attr[i].i; diff --git a/binutils/readelf.c b/binutils/readelf.c index 5893be36c23..582c9dc3226 100644 --- a/binutils/readelf.c +++ b/binutils/readelf.c @@ -16153,6 +16153,10 @@ static const char * arm_attr_tag_BTI_use[] = {"Compiled without branch target enforcement", "Compiled with branch target enforcement"}; +static const char * arm_attr_tag_PACRET_use[] = + {"Compiled without return address signing and authentication", + "Compiled with return address signing and authentication"}; + #define LOOKUP(id, name) \ {id, #name, 0x80 | ARRAY_SIZE(arm_attr_tag_##name), arm_attr_tag_##name} static arm_attr_public_tag arm_attr_public_tags[] = @@ -16196,6 +16200,7 @@ static arm_attr_public_tag arm_attr_public_tags[] = LOOKUP(50, PAC_extension), LOOKUP(52, BTI_extension), LOOKUP(74, BTI_use), + LOOKUP(76, PACRET_use), {64, "nodefaults", 0, NULL}, {65, "also_compatible_with", 0, NULL}, LOOKUP(66, T2EE_use), diff --git a/elfcpp/arm.h b/elfcpp/arm.h index 12ba3fa7a1e..db549a8ee68 100644 --- a/elfcpp/arm.h +++ b/elfcpp/arm.h @@ -309,6 +309,7 @@ enum Tag_PAC_extension = 50, Tag_BTI_extension = 52, Tag_BTI_use = 74, + Tag_PACRET_use = 76, Tag_nodefaults = 64, Tag_also_compatible_with = 65, Tag_T2EE_use = 66, diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index 8a0fe8b3128..d288d8d1573 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -33519,6 +33519,7 @@ arm_convert_symbolic_attribute (const char *name) T (Tag_PAC_extension), T (Tag_BTI_extension), T (Tag_BTI_use), + T (Tag_PACRET_use), /* We deliberately do not include Tag_MPextension_use_legacy. */ #undef T }; diff --git a/include/elf/arm.h b/include/elf/arm.h index 0f6e734e6d0..299f394b7ae 100644 --- a/include/elf/arm.h +++ b/include/elf/arm.h @@ -330,6 +330,7 @@ enum Tag_PAC_extension = 50, Tag_BTI_extension = 52, Tag_BTI_use = 74, + Tag_PACRET_use = 76, Tag_nodefaults = 64, Tag_also_compatible_with, Tag_T2EE_use, |