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package/binutils: fixes glibc build compiled with -Os on x86

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See here:
https://sourceware.org/bugzilla/show_bug.cgi?id=28870

Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
This commit is contained in:
Waldemar Brodkorb 2022-02-11 19:06:51 +01:00 committed by Arnout Vandecappelle (Essensium/Mind)
parent 5194113331
commit 91f241b8e9
3 changed files with 146 additions and 0 deletions
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46
package/binutils/2.35.2/0010-i386-Allow-GOT32-relocations-against-ABS-symbols.patch Normal file
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@ -0,0 +1,46 @@
From 30a954525f4e53a9cd50a1a8a6f201c7cf6595c7 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Mon, 7 Feb 2022 15:22:19 -0800
Subject: [PATCH] i386: Allow GOT32 relocations against ABS symbols
GOT32 relocations are allowed since absolute value + addend is stored in
the GOT slot.
Tested on glibc 2.35 build with GCC 11.2 and -Os.
bfd/
PR ld/28870
* elfxx-x86.c (_bfd_elf_x86_valid_reloc_p): Also allow GOT32
relocations.
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
index 7ac2411fc80..d00dc45677b 100644
--- a/bfd/elfxx-x86.c
+++ b/bfd/elfxx-x86.c
@@ -1942,9 +1942,9 @@ _bfd_elf_x86_valid_reloc_p (asection *input_section,
irel = *rel;
/* Only allow relocations against absolute symbol, which can be
- resolved as absolute value + addend. GOTPCREL relocations
- are allowed since absolute value + addend is stored in the
- GOT slot. */
+ resolved as absolute value + addend. GOTPCREL and GOT32
+ relocations are allowed since absolute value + addend is
+ stored in the GOT slot. */
if (bed->target_id == X86_64_ELF_DATA)
{
r_type &= ~R_X86_64_converted_reloc_bit;
@@ -1965,7 +1965,9 @@ _bfd_elf_x86_valid_reloc_p (asection *input_section,
else
valid_p = (r_type == R_386_32
|| r_type == R_386_16
- || r_type == R_386_8);
+ || r_type == R_386_8
+ || r_type == R_386_GOT32
+ || r_type == R_386_GOT32X);
if (valid_p)
*no_dynreloc_p = true;

53
package/binutils/2.36.1/0010-i386-Allow-GOT32-relocations-against-ABS-symbols.patch Normal file
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@ -0,0 +1,53 @@
From 30a954525f4e53a9cd50a1a8a6f201c7cf6595c7 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Mon, 7 Feb 2022 15:22:19 -0800
Subject: [PATCH] i386: Allow GOT32 relocations against ABS symbols
GOT32 relocations are allowed since absolute value + addend is stored in
the GOT slot.
Tested on glibc 2.35 build with GCC 11.2 and -Os.
bfd/
PR ld/28870
* elfxx-x86.c (_bfd_elf_x86_valid_reloc_p): Also allow GOT32
relocations.
ld/
PR ld/28870
* testsuite/ld-i386/i386.exp: Run pr28870.
* testsuite/ld-i386/pr28870.d: New file.
* testsuite/ld-i386/pr28870.s: Likewise.
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
index 7ac2411fc80..d00dc45677b 100644
--- a/bfd/elfxx-x86.c
+++ b/bfd/elfxx-x86.c
@@ -1942,9 +1942,9 @@ _bfd_elf_x86_valid_reloc_p (asection *input_section,
irel = *rel;
/* Only allow relocations against absolute symbol, which can be
- resolved as absolute value + addend. GOTPCREL relocations
- are allowed since absolute value + addend is stored in the
- GOT slot. */
+ resolved as absolute value + addend. GOTPCREL and GOT32
+ relocations are allowed since absolute value + addend is
+ stored in the GOT slot. */
if (bed->target_id == X86_64_ELF_DATA)
{
r_type &= ~R_X86_64_converted_reloc_bit;
@@ -1965,7 +1965,9 @@ _bfd_elf_x86_valid_reloc_p (asection *input_section,
else
valid_p = (r_type == R_386_32
|| r_type == R_386_16
- || r_type == R_386_8);
+ || r_type == R_386_8
+ || r_type == R_386_GOT32
+ || r_type == R_386_GOT32X);
if (valid_p)
*no_dynreloc_p = true;

47
package/binutils/2.37/0007-i386-Allow-GOT32-relocations-against-ABS-symbols.patch Normal file
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@ -0,0 +1,47 @@
From 30a954525f4e53a9cd50a1a8a6f201c7cf6595c7 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Mon, 7 Feb 2022 15:22:19 -0800
Subject: [PATCH] i386: Allow GOT32 relocations against ABS symbols
GOT32 relocations are allowed since absolute value + addend is stored in
the GOT slot.
Tested on glibc 2.35 build with GCC 11.2 and -Os.
bfd/
PR ld/28870
* elfxx-x86.c (_bfd_elf_x86_valid_reloc_p): Also allow GOT32
relocations.
Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
index 7ac2411fc80..d00dc45677b 100644
--- a/bfd/elfxx-x86.c
+++ b/bfd/elfxx-x86.c
@@ -1942,9 +1942,9 @@ _bfd_elf_x86_valid_reloc_p (asection *input_section,
irel = *rel;
/* Only allow relocations against absolute symbol, which can be
- resolved as absolute value + addend. GOTPCREL relocations
- are allowed since absolute value + addend is stored in the
- GOT slot. */
+ resolved as absolute value + addend. GOTPCREL and GOT32
+ relocations are allowed since absolute value + addend is
+ stored in the GOT slot. */
if (bed->target_id == X86_64_ELF_DATA)
{
r_type &= ~R_X86_64_converted_reloc_bit;
@@ -1965,7 +1965,9 @@ _bfd_elf_x86_valid_reloc_p (asection *input_section,
else
valid_p = (r_type == R_386_32
|| r_type == R_386_16
- || r_type == R_386_8);
+ || r_type == R_386_8
+ || r_type == R_386_GOT32
+ || r_type == R_386_GOT32X);
if (valid_p)
*no_dynreloc_p = true;