[PATCH] D67228: [llvm-readobj][yaml2obj] Support SHT_LLVM_SYMPART, SHT_LLVM_PART_EHDR and SHT_LLVM_PART_PHDR
Fangrui Song via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Sep 5 09:02:30 PDT 2019
MaskRay created this revision.
MaskRay added reviewers: grimar, jhenderson, ruiu, rupprecht, thakis.
Herald added subscribers: llvm-commits, seiya.
Herald added a project: LLVM.
See http://lists.llvm.org/pipermail/llvm-dev/2019-February/130583.html
and D60242 <https://reviews.llvm.org/D60242> for the lld partition feature.
This patch:
- Teaches yaml2obj to parse the 3 section types.
- Teaches llvm-readobj/llvm-readelf to dump the 3 section types.
There is no test for SHT_LLVM_DEPENDENT_LIBRARIES in llvm-readobj. Add
it as well.
Repository:
rL LLVM
https://reviews.llvm.org/D67228
Files:
lib/Object/ELF.cpp
lib/ObjectYAML/ELFYAML.cpp
test/tools/llvm-readobj/elf-section-types.test
tools/llvm-readobj/ELFDumper.cpp
Index: tools/llvm-readobj/ELFDumper.cpp
===================================================================
--- tools/llvm-readobj/ELFDumper.cpp
+++ tools/llvm-readobj/ELFDumper.cpp
@@ -3111,6 +3111,12 @@
return "LLVM_ADDRSIG";
case SHT_LLVM_DEPENDENT_LIBRARIES:
return "LLVM_DEPENDENT_LIBRARIES";
+ case SHT_LLVM_SYMPART:
+ return "LLVM_SYMPART";
+ case SHT_LLVM_PART_EHDR:
+ return "LLVM_PART_EHDR";
+ case SHT_LLVM_PART_PHDR:
+ return "LLVM_PART_PHDR";
// FIXME: Parse processor specific GNU attributes
case SHT_GNU_ATTRIBUTES:
return "ATTRIBUTES";
Index: test/tools/llvm-readobj/elf-section-types.test
===================================================================
--- test/tools/llvm-readobj/elf-section-types.test
+++ test/tools/llvm-readobj/elf-section-types.test
@@ -51,6 +51,14 @@
# LLVM: Type: SHT_LLVM_CALL_GRAPH_PROFILE
# LLVM: Name: llvm_addrsig
# LLVM: Type: SHT_LLVM_ADDRSIG
+# LLVM: Name: .deplibs
+# LLVM: Type: SHT_LLVM_DEPENDENT_LIBRARIES
+# LLVM: Name: .llvm_sympart.f
+# LLVM: Type: SHT_LLVM_SYMPART
+# LLVM: Name: part1
+# LLVM: Type: SHT_LLVM_PART_EHDR
+# LLVM: Name: .phdrs
+# LLVM: Type: SHT_LLVM_PART_PHDR
# LLVM: Name: gnu_attributes
# LLVM: Type: SHT_GNU_ATTRIBUTES
# LLVM: Name: gnu_hash
@@ -107,6 +115,10 @@
# GNU-NEXT: linker_options LLVM_LINKER_OPTIONS
# GNU-NEXT: llvm_call_graph_profile LLVM_CALL_GRAPH_PROFILE
# GNU-NEXT: llvm_addrsig LLVM_ADDRSIG
+# GNU-NEXT: .deplibs LLVM_DEPENDENT_LIBRARIES
+# GNU-NEXT: .llvm_sympart.f LLVM_SYMPART
+# GNU-NEXT: part1 LLVM_PART_EHDR
+# GNU-NEXT: .phdrs LLVM_PART_PHDR
# GNU-NEXT: gnu_attributes ATTRIBUTES
# GNU-NEXT: gnu_hash GNU_HASH
# GNU-NEXT: gnu_verdef VERDEF
@@ -183,6 +195,14 @@
Type: SHT_LLVM_CALL_GRAPH_PROFILE
- Name: llvm_addrsig
Type: SHT_LLVM_ADDRSIG
+ - Name: .deplibs
+ Type: SHT_LLVM_DEPENDENT_LIBRARIES
+ - Name: .llvm_sympart.f
+ Type: SHT_LLVM_SYMPART
+ - Name: part1
+ Type: SHT_LLVM_PART_EHDR
+ - Name: .phdrs
+ Type: SHT_LLVM_PART_PHDR
- Name: gnu_attributes
Type: SHT_GNU_ATTRIBUTES
- Name: gnu_hash
Index: lib/ObjectYAML/ELFYAML.cpp
===================================================================
--- lib/ObjectYAML/ELFYAML.cpp
+++ lib/ObjectYAML/ELFYAML.cpp
@@ -463,6 +463,9 @@
ECase(SHT_LLVM_CALL_GRAPH_PROFILE);
ECase(SHT_LLVM_ADDRSIG);
ECase(SHT_LLVM_DEPENDENT_LIBRARIES);
+ ECase(SHT_LLVM_SYMPART);
+ ECase(SHT_LLVM_PART_EHDR);
+ ECase(SHT_LLVM_PART_PHDR);
ECase(SHT_GNU_ATTRIBUTES);
ECase(SHT_GNU_HASH);
ECase(SHT_GNU_verdef);
Index: lib/Object/ELF.cpp
===================================================================
--- lib/Object/ELF.cpp
+++ lib/Object/ELF.cpp
@@ -255,6 +255,8 @@
STRINGIFY_ENUM_CASE(ELF, SHT_LLVM_ADDRSIG);
STRINGIFY_ENUM_CASE(ELF, SHT_LLVM_DEPENDENT_LIBRARIES);
STRINGIFY_ENUM_CASE(ELF, SHT_LLVM_SYMPART);
+ STRINGIFY_ENUM_CASE(ELF, SHT_LLVM_PART_EHDR);
+ STRINGIFY_ENUM_CASE(ELF, SHT_LLVM_PART_PHDR);
STRINGIFY_ENUM_CASE(ELF, SHT_GNU_ATTRIBUTES);
STRINGIFY_ENUM_CASE(ELF, SHT_GNU_HASH);
STRINGIFY_ENUM_CASE(ELF, SHT_GNU_verdef);
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