[Lldb-commits] Patch for Review: Add new Linux auxv types
Michael Sartain
mikesart at gmail.com
Fri Jun 14 17:59:28 PDT 2013
Linux is setting several auxv types that lldb doesn't know about and lists
as "AT_???" in the log file. This fixes that on my 64-bit 12.04 system.
Please let me know if this interferes with anything in freebsd or other,
and if not I'll check in.
Thanks.
-Mike
diff -r a2ce67523dc6 source/Plugins/DynamicLoader/POSIX-DYLD/AuxVector.cpp
--- a/source/Plugins/DynamicLoader/POSIX-DYLD/AuxVector.cpp Fri Jun 14
17:25:52 2013 -0700
+++ b/source/Plugins/DynamicLoader/POSIX-DYLD/AuxVector.cpp Fri Jun 14
17:54:31 2013 -0700
@@ -129,25 +129,41 @@
#define ENTRY_NAME(_type) _type: name = #_type
switch (type)
{
- case ENTRY_NAME(AT_NULL); break;
- case ENTRY_NAME(AT_IGNORE); break;
- case ENTRY_NAME(AT_EXECFD); break;
- case ENTRY_NAME(AT_PHDR); break;
- case ENTRY_NAME(AT_PHENT); break;
- case ENTRY_NAME(AT_PHNUM); break;
- case ENTRY_NAME(AT_PAGESZ); break;
- case ENTRY_NAME(AT_BASE); break;
- case ENTRY_NAME(AT_FLAGS); break;
- case ENTRY_NAME(AT_ENTRY); break;
- case ENTRY_NAME(AT_NOTELF); break;
- case ENTRY_NAME(AT_UID); break;
- case ENTRY_NAME(AT_EUID); break;
- case ENTRY_NAME(AT_GID); break;
- case ENTRY_NAME(AT_EGID); break;
- case ENTRY_NAME(AT_CLKTCK); break;
+ case ENTRY_NAME(AT_NULL); break;
+ case ENTRY_NAME(AT_IGNORE); break;
+ case ENTRY_NAME(AT_EXECFD); break;
+ case ENTRY_NAME(AT_PHDR); break;
+ case ENTRY_NAME(AT_PHENT); break;
+ case ENTRY_NAME(AT_PHNUM); break;
+ case ENTRY_NAME(AT_PAGESZ); break;
+ case ENTRY_NAME(AT_BASE); break;
+ case ENTRY_NAME(AT_FLAGS); break;
+ case ENTRY_NAME(AT_ENTRY); break;
+ case ENTRY_NAME(AT_NOTELF); break;
+ case ENTRY_NAME(AT_UID); break;
+ case ENTRY_NAME(AT_EUID); break;
+ case ENTRY_NAME(AT_GID); break;
+ case ENTRY_NAME(AT_EGID); break;
+ case ENTRY_NAME(AT_CLKTCK); break;
+ case ENTRY_NAME(AT_PLATFORM); break;
+ case ENTRY_NAME(AT_HWCAP); break;
+ case ENTRY_NAME(AT_FPUCW); break;
+ case ENTRY_NAME(AT_DCACHEBSIZE); break;
+ case ENTRY_NAME(AT_ICACHEBSIZE); break;
+ case ENTRY_NAME(AT_UCACHEBSIZE); break;
+ case ENTRY_NAME(AT_IGNOREPPC); break;
+ case ENTRY_NAME(AT_SECURE); break;
+ case ENTRY_NAME(AT_BASE_PLATFORM); break;
+ case ENTRY_NAME(AT_RANDOM); break;
+ case ENTRY_NAME(AT_EXECFN); break;
+ case ENTRY_NAME(AT_SYSINFO); break;
+ case ENTRY_NAME(AT_SYSINFO_EHDR); break;
+ case ENTRY_NAME(AT_L1I_CACHESHAPE); break;
+ case ENTRY_NAME(AT_L1D_CACHESHAPE); break;
+ case ENTRY_NAME(AT_L2_CACHESHAPE); break;
+ case ENTRY_NAME(AT_L3_CACHESHAPE); break;
}
#undef ENTRY_NAME
return name;
}
-
diff -r a2ce67523dc6 source/Plugins/DynamicLoader/POSIX-DYLD/AuxVector.h
--- a/source/Plugins/DynamicLoader/POSIX-DYLD/AuxVector.h Fri Jun 14
17:25:52 2013 -0700
+++ b/source/Plugins/DynamicLoader/POSIX-DYLD/AuxVector.h Fri Jun 14
17:54:31 2013 -0700
@@ -41,23 +41,41 @@
};
/// Constants describing the type of entry.
+ /// On Linux, running "LD_SHOW_AUXV=1 ./executable" will spew AUX
information.
enum EntryType {
- AT_NULL = 0, ///< End of auxv.
- AT_IGNORE = 1, ///< Ignore entry.
- AT_EXECFD = 2, ///< File descriptor of program.
- AT_PHDR = 3, ///< Program headers.
- AT_PHENT = 4, ///< Size of program header.
- AT_PHNUM = 5, ///< Number of program headers.
- AT_PAGESZ = 6, ///< Page size.
- AT_BASE = 7, ///< Interpreter base address.
- AT_FLAGS = 8, ///< Flags.
- AT_ENTRY = 9, ///< Program entry point.
- AT_NOTELF = 10, ///< Set if program is not an ELF.
- AT_UID = 11, ///< UID.
- AT_EUID = 12, ///< Effective UID.
- AT_GID = 13, ///< GID.
- AT_EGID = 14, ///< Effective GID.
- AT_CLKTCK = 17 ///< Clock frequency (e.g. times(2)).
+ AT_NULL = 0, ///< End of auxv.
+ AT_IGNORE = 1, ///< Ignore entry.
+ AT_EXECFD = 2, ///< File descriptor of program.
+ AT_PHDR = 3, ///< Program headers.
+ AT_PHENT = 4, ///< Size of program header.
+ AT_PHNUM = 5, ///< Number of program headers.
+ AT_PAGESZ = 6, ///< Page size.
+ AT_BASE = 7, ///< Interpreter base address.
+ AT_FLAGS = 8, ///< Flags.
+ AT_ENTRY = 9, ///< Program entry point.
+ AT_NOTELF = 10, ///< Set if program is not an ELF.
+ AT_UID = 11, ///< UID.
+ AT_EUID = 12, ///< Effective UID.
+ AT_GID = 13, ///< GID.
+ AT_EGID = 14, ///< Effective GID.
+ AT_CLKTCK = 17, ///< Clock frequency (e.g. times(2)).
+ AT_PLATFORM = 15, ///< String identifying platform. */
+ AT_HWCAP = 16, ///< Machine dependent hints about
processor capabilities. */
+ AT_FPUCW = 18, ///< Used FPU control word. */
+ AT_DCACHEBSIZE = 19, ///< Data cache block size. */
+ AT_ICACHEBSIZE = 20, ///< Instruction cache block size. */
+ AT_UCACHEBSIZE = 21, ///< Unified cache block size. */
+ AT_IGNOREPPC = 22, ///< Entry should be ignored. */
+ AT_SECURE = 23, ///< Boolean, was exec setuid-like? */
+ AT_BASE_PLATFORM = 24, ///< String identifying real platforms.*/
+ AT_RANDOM = 25, ///< Address of 16 random bytes. */
+ AT_EXECFN = 31, ///< Filename of executable. */
+ AT_SYSINFO = 32, ///< Pointer to the global system page
used for system calls and other nice things.
+ AT_SYSINFO_EHDR = 33,
+ AT_L1I_CACHESHAPE = 34, ///< Shapes of the caches.
+ AT_L1D_CACHESHAPE = 35,
+ AT_L2_CACHESHAPE = 36,
+ AT_L3_CACHESHAPE = 37,
};
private:
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