[PATCH] D101384: [llvm-objcopy][MachO] Add support for LC_THREAD/LC_UNIXTHREAD
Alexander Shaposhnikov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 27 11:25:40 PDT 2021
alexshap updated this revision to Diff 340928.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D101384/new/
https://reviews.llvm.org/D101384
Files:
llvm/test/tools/llvm-objcopy/MachO/lc-thread.test
llvm/tools/llvm-objcopy/MachO/MachOLayoutBuilder.cpp
Index: llvm/tools/llvm-objcopy/MachO/MachOLayoutBuilder.cpp
===================================================================
--- llvm/tools/llvm-objcopy/MachO/MachOLayoutBuilder.cpp
+++ llvm/tools/llvm-objcopy/MachO/MachOLayoutBuilder.cpp
@@ -371,6 +371,8 @@
case MachO::LC_LOAD_WEAK_DYLIB:
case MachO::LC_UUID:
case MachO::LC_SOURCE_VERSION:
+ case MachO::LC_THREAD:
+ case MachO::LC_UNIXTHREAD:
// Nothing to update.
break;
default:
Index: llvm/test/tools/llvm-objcopy/MachO/lc-thread.test
===================================================================
--- /dev/null
+++ llvm/test/tools/llvm-objcopy/MachO/lc-thread.test
@@ -0,0 +1,42 @@
+## This test verifies that the load commands LC_THREAD/LC_UNIXTHREAD
+## are copied correctly.
+
+# RUN: yaml2obj -D LC_NAME=LC_THREAD %s -o %t.lc_thread.exe
+# RUN: llvm-objcopy %t.lc_thread.exe %t.lc_thread.exe.copy
+# RUN: cmp %t.lc_thread.exe %t.lc_thread.exe.copy
+
+# RUN: yaml2obj -D LC_NAME=LC_UNIXTHREAD %s -o %t.lc_unixthread.exe
+# RUN: llvm-objcopy %t.lc_unixthread.exe %t.lc_unixthread.exe.copy
+# RUN: cmp %t.lc_unixthread.exe %t.lc_unixthread.exe.copy
+
+--- !mach-o
+FileHeader:
+ magic: 0xFEEDFACF
+ cputype: 0x1000007
+ cpusubtype: 0x3
+ filetype: 0x2
+ ncmds: 1
+ sizeofcmds: 184
+ flags: 0x18085
+ reserved: 0x0
+LoadCommands:
+ - cmd: [[LC_NAME]]
+ cmdsize: 184
+ PayloadBytes: [ 0x4, 0x0, 0x0, 0x0, 0x2A, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5C, 0xB, 0x0, 0x0,
+ 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
+ 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 ]
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