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musl-cross-make
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add support for last GPLv2 binutils version (git snapshot) 

patch set consists of:

0001 static pie support (--no-dynamic-linker)
0006 avoid erroring out the build when docs can't be built
0007 add sh symbol@PCREL support to gas

example configuration is added to config.mak.dist too.
This commit is contained in:
Rich Felker 2015-11-06 06:44:16 +00:00
parent e2f13c3960
commit 3fb6709806
4 changed files with 412 additions and 0 deletions
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6
config.mak.dist
View File

@ -19,3 +19,9 @@ GCC_VER = 5.2.0
# Options for using (plain, non-FDPIC) ELF on NOMMU targets
# GCC_CONFIG += --enable-default-pie
# Last GPLv2 versions
# GCC_VER = 4.2.1
# BINUTILS_VER = 397a64b3
# BINUTILS_SITE = http://landley.net/aboriginal/mirror

377
patches/binutils-397a64b3/0001-staticpie.diff Normal file
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@ -0,0 +1,377 @@
diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
index bd4b576..41803c2 100644
--- a/bfd/elf32-arm.c
+++ b/bfd/elf32-arm.c
@@ -13786,7 +13786,7 @@ elf32_arm_size_dynamic_sections (bfd * output_bfd ATTRIBUTE_UNUSED,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-bfin.c b/bfd/elf32-bfin.c
index 49ef360..8346d57 100644
--- a/bfd/elf32-bfin.c
+++ b/bfd/elf32-bfin.c
@@ -4257,7 +4257,7 @@ elf32_bfinfdpic_size_dynamic_sections (bfd *output_bfd,
if (htab->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-cris.c b/bfd/elf32-cris.c
index 3031173..5b40524 100644
--- a/bfd/elf32-cris.c
+++ b/bfd/elf32-cris.c
@@ -3764,7 +3764,7 @@ elf_cris_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-frv.c b/bfd/elf32-frv.c
index b55a7ab..ef72c23 100644
--- a/bfd/elf32-frv.c
+++ b/bfd/elf32-frv.c
@@ -5444,7 +5444,7 @@ elf32_frvfdpic_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-hppa.c b/bfd/elf32-hppa.c
index 41bf5c5..62c7cf6 100644
--- a/bfd/elf32-hppa.c
+++ b/bfd/elf32-hppa.c
@@ -2215,7 +2215,7 @@ elf32_hppa_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->etab.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
sec = bfd_get_linker_section (dynobj, ".interp");
if (sec == NULL)
diff --git a/bfd/elf32-i370.c b/bfd/elf32-i370.c
index 7fba4d1..458f694 100644
--- a/bfd/elf32-i370.c
+++ b/bfd/elf32-i370.c
@@ -594,7 +594,7 @@ i370_elf_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-i386.c b/bfd/elf32-i386.c
index 7642d0f..b0844c8 100644
--- a/bfd/elf32-i386.c
+++ b/bfd/elf32-i386.c
@@ -2834,7 +2834,7 @@ elf_i386_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
if (htab->elf.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
diff --git a/bfd/elf32-m32r.c b/bfd/elf32-m32r.c
index 155d079..a2e3c7c 100644
--- a/bfd/elf32-m32r.c
+++ b/bfd/elf32-m32r.c
@@ -2170,7 +2170,7 @@ m32r_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->root.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-m68k.c b/bfd/elf32-m68k.c
index 10d2fcb..489f3f1 100644
--- a/bfd/elf32-m68k.c
+++ b/bfd/elf32-m68k.c
@@ -3257,7 +3257,7 @@ elf_m68k_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index 8415f1e..5597051 100644
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -6191,7 +6191,7 @@ ppc_elf_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (htab->elf.dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-s390.c b/bfd/elf32-s390.c
index de37ca4..a1e628c 100644
--- a/bfd/elf32-s390.c
+++ b/bfd/elf32-s390.c
@@ -2039,7 +2039,7 @@ elf_s390_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->elf.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
diff --git a/bfd/elf32-sh.c b/bfd/elf32-sh.c
index 012ee4e..a51453f 100644
--- a/bfd/elf32-sh.c
+++ b/bfd/elf32-sh.c
@@ -3349,7 +3349,7 @@ sh_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->root.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-vax.c b/bfd/elf32-vax.c
index 6089e8c..893ea8d 100644
--- a/bfd/elf32-vax.c
+++ b/bfd/elf32-vax.c
@@ -1124,7 +1124,7 @@ elf_vax_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf32-xtensa.c b/bfd/elf32-xtensa.c
index 73538cd..37ea5da 100644
--- a/bfd/elf32-xtensa.c
+++ b/bfd/elf32-xtensa.c
@@ -1637,7 +1637,7 @@ elf_xtensa_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
&& htab->sgotloc != NULL);
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
diff --git a/bfd/elf64-alpha.c b/bfd/elf64-alpha.c
index f67b0af..1973cd0 100644
--- a/bfd/elf64-alpha.c
+++ b/bfd/elf64-alpha.c
@@ -2877,7 +2877,7 @@ elf64_alpha_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf64-hppa.c b/bfd/elf64-hppa.c
index 6f40b88..3b628b4 100644
--- a/bfd/elf64-hppa.c
+++ b/bfd/elf64-hppa.c
@@ -1558,7 +1558,7 @@ elf64_hppa_size_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
sec = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (sec != NULL);
diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c
index 8cff990..851845f 100644
--- a/bfd/elf64-ppc.c
+++ b/bfd/elf64-ppc.c
@@ -9748,7 +9748,7 @@ ppc64_elf_size_dynamic_sections (bfd *output_bfd,
if (htab->elf.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
diff --git a/bfd/elf64-s390.c b/bfd/elf64-s390.c
index 2e505f3..406bb66 100644
--- a/bfd/elf64-s390.c
+++ b/bfd/elf64-s390.c
@@ -1989,7 +1989,7 @@ elf_s390_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
if (htab->elf.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
diff --git a/bfd/elf64-sh64.c b/bfd/elf64-sh64.c
index e460895..d920598 100644
--- a/bfd/elf64-sh64.c
+++ b/bfd/elf64-sh64.c
@@ -3404,7 +3404,7 @@ sh64_elf64_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c
index f15d33e..870aadf 100644
--- a/bfd/elf64-x86-64.c
+++ b/bfd/elf64-x86-64.c
@@ -3181,7 +3181,7 @@ elf_x86_64_size_dynamic_sections (bfd *output_bfd,
if (htab->elf.dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
if (s == NULL)
diff --git a/bfd/elflink.c b/bfd/elflink.c
index 7f04271..5b3438d 100644
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -246,7 +246,7 @@ _bfd_elf_link_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
/* A dynamically linked executable has a .interp section, but a
shared library does not. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_make_section_anyway_with_flags (abfd, ".interp",
flags | SEC_READONLY);
@@ -5763,7 +5763,7 @@ bfd_elf_size_dynamic_sections (bfd *output_bfd,
bfd_boolean all_defined;
*sinterpptr = bfd_get_section_by_name (dynobj, ".interp");
- BFD_ASSERT (*sinterpptr != NULL || !info->executable);
+ BFD_ASSERT (*sinterpptr != NULL || !info->executable || info->nointerp);
if (soname != NULL)
{
diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
index be1e59a..329dec3 100644
--- a/bfd/elfxx-mips.c
+++ b/bfd/elfxx-mips.c
@@ -9579,7 +9579,7 @@ _bfd_mips_elf_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/bfd/elfxx-sparc.c b/bfd/elfxx-sparc.c
index 9bb71a9..db0d4f1 100644
--- a/bfd/elfxx-sparc.c
+++ b/bfd/elfxx-sparc.c
@@ -2559,7 +2559,7 @@ _bfd_sparc_elf_size_dynamic_sections (bfd *output_bfd,
if (elf_hash_table (info)->dynamic_sections_created)
{
/* Set the contents of the .interp section to the interpreter. */
- if (info->executable)
+ if (info->executable && !info->nointerp)
{
s = bfd_get_linker_section (dynobj, ".interp");
BFD_ASSERT (s != NULL);
diff --git a/include/bfdlink.h b/include/bfdlink.h
index 797a465..cf533dd 100644
--- a/include/bfdlink.h
+++ b/include/bfdlink.h
@@ -433,6 +433,9 @@ struct bfd_link_info
/* TRUE if BND prefix in PLT entries is always generated. */
unsigned int bndplt: 1;
+ /* TRUE if generation of .interp/PT_INTERP should be suppressed. */
+ unsigned int nointerp: 1;
+
/* Char that may appear as the first char of a symbol, but should be
skipped (like symbol_leading_char) when looking up symbols in
wrap_hash. Used by PowerPC Linux for 'dot' symbols. */
diff --git a/ld/ld.texinfo b/ld/ld.texinfo
index cf3b586..1e5e5cf 100644
--- a/ld/ld.texinfo
+++ b/ld/ld.texinfo
@@ -1426,6 +1426,13 @@ generating dynamically linked ELF executables. The default dynamic
linker is normally correct; don't use this unless you know what you are
doing.
+@kindex --no-dynamic-linker
+@item --no-dynamic-linker
+When producing an executable file, omit the request for a dynamic
+linker to be used at load-time. This is only meaningful for ELF
+executables that contain dynamic relocations, and usually requires
+entry point code that is capable of processing these relocations.
+
@kindex --fatal-warnings
@kindex --no-fatal-warnings
@item --fatal-warnings
diff --git a/ld/lexsup.c b/ld/lexsup.c
index 59bd14f..8b57f84 100644
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -33,6 +33,7 @@ enum option_values
OPTION_DEFSYM,
OPTION_DEMANGLE,
OPTION_DYNAMIC_LINKER,
+ OPTION_NO_DYNAMIC_LINKER,
OPTION_SYSROOT,
OPTION_EB,
OPTION_EL,
diff --git a/ld/lexsup.c b/ld/lexsup.c
index 777d6e2..1b992f7 100644
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -138,6 +138,9 @@ static const struct ld_option ld_options[] =
{ {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER},
'I', N_("PROGRAM"), N_("Set PROGRAM as the dynamic linker to use"),
TWO_DASHES },
+ { {"no-dynamic-linker", no_argument, NULL, OPTION_NO_DYNAMIC_LINKER},
+ '\0', NULL, N_("Produce an executable with no program interpreter header"),
+ TWO_DASHES },
{ {"library", required_argument, NULL, 'l'},
'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES },
{ {"library-path", required_argument, NULL, 'L'},
@@ -762,6 +765,10 @@ parse_args (unsigned argc, char **argv)
case 'I': /* Used on Solaris. */
case OPTION_DYNAMIC_LINKER:
command_line.interpreter = optarg;
+ link_info.nointerp = 0;
+ break;
+ case OPTION_NO_DYNAMIC_LINKER:
+ link_info.nointerp = 1;
break;
case OPTION_SYSROOT:
/* Already handled in ldmain.c. */

18
patches/binutils-397a64b3/0006-noinfo.diff Normal file
View File

@ -0,0 +1,18 @@
The binutils build notices that makeinfo is missing, but fails anyway, breaking
the build. Make it stop.
The "info" file format is obsolete (similar to "gopher"), was never used
by anyone but the FSF, and failed to even replace man pages (which are
now available in HTML).
--- binutils-2.18/missing 2005-07-13 20:24:56.000000000 -0500
+++ binutils-2.18/missing 2008-08-11 02:05:47.000000000 -0500
@@ -299,7 +299,7 @@
fi
# If the file does not exist, the user really needs makeinfo;
# let's fail without touching anything.
- test -f $file || exit 1
+ test -f $file || exit 0
touch $file
;;

11
patches/binutils-397a64b3/0007-shpcrel.diff Normal file
View File

@ -0,0 +1,11 @@
--- binutils-397a64b3.orig//gas/config/tc-sh.c 2015-08-11 01:29:26.000000000 +0000
+++ binutils-397a64b3/gas/config/tc-sh.c 2015-11-02 23:17:03.931462591 +0000
@@ -4491,6 +4496,8 @@ sh_parse_name (char const *name,
reloc_type = BFD_RELOC_SH_TLS_LE_32;
else if ((next_end = sh_end_of_match (next + 1, "DTPOFF")))
reloc_type = BFD_RELOC_SH_TLS_LDO_32;
+ else if ((next_end = sh_end_of_match (next + 1, "PCREL")))
+ reloc_type = BFD_RELOC_32_PCREL;
else
goto no_suffix;