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Diffstat (limited to 'source/d/binutils/release.binutils-2.21.51.0.6')
| -rw-r--r-- | source/d/binutils/release.binutils-2.21.51.0.6 | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/source/d/binutils/release.binutils-2.21.51.0.6 b/source/d/binutils/release.binutils-2.21.51.0.6 deleted file mode 100644 index 38a38474..00000000 --- a/source/d/binutils/release.binutils-2.21.51.0.6 +++ /dev/null @@ -1,257 +0,0 @@ -This is the beta release of binutils 2.21.51.0.6 for Linux, which is -based on binutils 2011 0118 in CVS on sourceware.org plus various -changes. It is purely for Linux. - -All relevant patches in patches have been applied to the source tree. -You can take a look at patches/README to see what have been applied and -in what order they have been applied. - -Starting from the 2.21.51.0.3 release, you must remove .ctors/.dtors -section sentinels when building glibc or other C run-time libraries. -Otherwise, you will run into: - -http://sourceware.org/bugzilla/show_bug.cgi?id=12343 - -Starting from the 2.21.51.0.2 release, BFD linker has the working LTO -plugin support. It can be used with GCC 4.5 and above. For GCC 4.5, you -need to configure GCC with --enable-gold to enable LTO plugin support. - -Starting from the 2.21.51.0.2 release, binutils fully supports compressed -debug sections. However, compressed debug section isn't turned on by -default in assembler. I am planning to turn it on for x86 assembler in -the future release, which may lead to the Linux kernel bug messages like - -WARNING: lib/ts_kmp.o (.zdebug_aranges): unexpected non-allocatable section. - -But the resulting kernel works fine. - -Starting from the 2.20.51.0.4 release, no diffs against the previous -release will be provided. - -You can enable both gold and bfd ld with --enable-gold=both. Gold will -be installed as ld.gold and bfd ld will be installed as ld.bfd. By -default, ld.bfd will be installed as ld. You can use the configure -option, --enable-gold=both/gold to choose gold as the default linker, -ld. IA-32 binary and X64_64 binary tar balls are configured with ---enable-gold=both/ld --enable-plugins --enable-threads. - -Starting from the 2.18.50.0.4 release, the x86 assembler no longer -accepts - - fnstsw %eax - -fnstsw stores 16bit into %ax and the upper 16bit of %eax is unchanged. -Please use - - fnstsw %ax - -Starting from the 2.17.50.0.4 release, the default output section LMA -(load memory address) has changed for allocatable sections from being -equal to VMA (virtual memory address), to keeping the difference between -LMA and VMA the same as the previous output section in the same region. - -For - -.data.init_task : { *(.data.init_task) } - -LMA of .data.init_task section is equal to its VMA with the old linker. -With the new linker, it depends on the previous output section. You -can use - -.data.init_task : AT (ADDR(.data.init_task)) { *(.data.init_task) } - -to ensure that LMA of .data.init_task section is always equal to its -VMA. The linker script in the older 2.6 x86-64 kernel depends on the -old behavior. You can add AT (ADDR(section)) to force LMA of -.data.init_task section equal to its VMA. It will work with both old -and new linkers. The x86-64 kernel linker script in kernel 2.6.13 and -above is OK. - -The new x86_64 assembler no longer accepts - - monitor %eax,%ecx,%edx - -You should use - - monitor %rax,%ecx,%edx - -or - monitor - -which works with both old and new x86_64 assemblers. They should -generate the same opcode. - -The new i386/x86_64 assemblers no longer accept instructions for moving -between a segment register and a 32bit memory location, i.e., - - movl (%eax),%ds - movl %ds,(%eax) - -To generate instructions for moving between a segment register and a -16bit memory location without the 16bit operand size prefix, 0x66, - - mov (%eax),%ds - mov %ds,(%eax) - -should be used. It will work with both new and old assemblers. The -assembler starting from 2.16.90.0.1 will also support - - movw (%eax),%ds - movw %ds,(%eax) - -without the 0x66 prefix. Patches for 2.4 and 2.6 Linux kernels are -available at - -http://www.kernel.org/pub/linux/devel/binutils/linux-2.4-seg-4.patch -http://www.kernel.org/pub/linux/devel/binutils/linux-2.6-seg-5.patch - -The ia64 assembler is now defaulted to tune for Itanium 2 processors. -To build a kernel for Itanium 1 processors, you will need to add - -ifeq ($(CONFIG_ITANIUM),y) - CFLAGS += -Wa,-mtune=itanium1 - AFLAGS += -Wa,-mtune=itanium1 -endif - -to arch/ia64/Makefile in your kernel source tree. - -Please report any bugs related to binutils 2.21.51.0.6 to -hjl.tools@gmail.com - -and - -http://www.sourceware.org/bugzilla/ - -Changes from binutils 2.21.51.0.5: - -1. Update from binutils 2011 0118. -2. Fix x32 (ILP32) support. Renamed assembler option to --x32. It -can create working static and dynamic x32 executables. -3. Add BMI and TBM new instruction support. -4. Fix x86 disassembler to properly display sign-extended byte. -5. Improve IFUNC linker support. PRs 12366/12371. -6. Fix readelf bug on archive. PR 12408. -7. Fix a assembler when compressing empty debug sections. PR 12409. -8. Fix a warning symbol linker bug. PR 12339. -9. Fix a duplicated assert message linker bug. PR 12380. -10. Fix plugin linker build. PR 12391. -11. Fix a plugin linker crash. PR 12364. -12. Improve plugin linker. -13. Improve gold. -14. Improve arm support. -15. Improve mips support. -16. Improve rx support. - -Changes from binutils 2.21.51.0.4: - -1. Update from binutils 2011 0104. -2. Add ILP32 support: - -http://www.kernel.org/pub/linux/devel/binutils/ilp32/abi.pdf - -to Linux/x86-64. -3. Prevent the Linux x86-64 kernel build failure and remove -__ld_compatibility support. PR 12356. -4. Improve gold. -5. Improve Windows support. -6. Improve hppa support. -7. Improve mips support. - -Changes from binutils 2.21.51.0.3: - -1. Update from binutils 2010 1217. -2. Fix the Linux relocatable kernel build. PR 12327. -3. Improve mips support. - -Changes from binutils 2.21.51.0.2: - -1. Update from binutils 2010 1215. -2. Add BFD linker support for placing input .ctors/.dtors sections in -output .init_array/.fini_array section. Add SORT_BY_INIT_PRIORITY. The -benefits are - a. Avoid output .ctors/.dtors section in executables and shared - libraries. - b. Allow mixing input .ctors/.dtors sections with input - .init_array/.fini_array sectiobs. GCC PR 46770. -3. Add BFD linker support for "ld -r" on mixed IR/non-IR objects. Add -the new ELF section type SHT_GNU_OBJECT_ONLY (0x6ffffff8). See - -http://sourceware.org/bugzilla/show_bug.cgi?id=12291 - -4. Update BFD linker to accept -flto and -flto-partition= for GCC LTO -option compatibility. -5. Fix BFD linker to avoid touching uncompressed section content when -relocating DWARF debug sections for errror reporting. -6. Mark .gnu.lto_* sections with SHF_EXCLUDE. -7. Add --target option to ar. -8. Improve gold. -9. Improve AIX support. -10. Improve Windows support. -11. Improve mips support. - -Changes from binutils 2.21.51.0.1: - -1. Update from binutils 2010 1206. -2. Fix BFD and GOLD linker for compressed debug section support. -3. Fix BFD linker plugin support. PR ld/12246, ld/12247, ld/12248, -ld/12277, ld/12288 and ld/12289. -4. Update BFD linker to group .text.exit, text.startup and .text.hot -sections. -5. Fix linker for W_EH_PE_datarel handling. PR ld/12253. -6. Fix array access bug in readelf/elfedit. PR binutils/11742 and -binutils/12235. -7. Support dumping GDB .gdb_index section. -8. Install plugin-api.h. -9. Improve gold. -10. Improve Solaris support. -11. Improve VMS support. -12. Improve Windows support. -13. Improve arm support. -14. Improve bfin support. -15. Improve mips support. -16. Improve s390 support. -17. Improve z80 support. - -Changes from binutils 2.20.51.0.12: - -1. Update from binutils 2010 1110. -2. Fix ld plugin support. PRs lto/46291 and lto/46319. -3. Fix x86 assembler to properly fold _GLOBAL_OFFSET_TABLE_ in Intel -syntax. PR 12186. -4. Update assembler to ensure that group signature symbols have the name -of the group. -5. Avoid unnecessary relaxation in assembler. PR 12049. -6. Update linker NOLOAD processing. -7. Update linker not to include archive members when symbols therein have -already been defined. PR 12001. -8. Change objdump to display compressed section names without 'z'. -9. Improve gold. -10. Improve Solaris support. -11. Improve VMS support. -12. Improve Windows support. -13. Improve arm support. -14. Improve cr16 support. -15. Improve mips support. -16. Improve ppc support. -17. Improve tic6x support. - -The file list: - -1. binutils-2.21.51.0.6.tar.bz2. Source code. -2. binutils-2.21.51.0.6.i686.tar.bz2. IA-32 binary tar ball for RedHat - EL 5. -3. binutils-2.21.51.0.6.ia64.tar.bz2. IA-64 binary tar ball for RedHat - EL 5. -4. binutils-2.21.51.0.6.x86_64.tar.bz2. X64_64 binary tar ball for RedHat - EL 5. - -The primary sites for the beta Linux binutils are: - -1. http://www.kernel.org/pub/linux/devel/binutils/ - -Thanks. - - -H.J. Lu -hjl.tools@gmail.com -01/18/2011 |