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prelink: Deal with mips specific gnu-hash impelementation

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(From OE-Core rev: eae63df5524b681897ff7831fa32f16f1b2f792e)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj 2020-01-14 14:21:02 -08:00 committed by Richard Purdie
parent 83011752a4
commit c7a903aaa1
2 changed files with 111 additions and 0 deletions
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110
meta/recipes-devtools/prelink/prelink/0001-Add-MIPS-gnu-hash-support.patch Normal file
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@ -0,0 +1,110 @@
From 05240e13668422c4f9118f2cde953ec875d0d68f Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Tue, 14 Jan 2020 01:37:22 -0800
Subject: [PATCH] Add MIPS gnu hash support
Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
src/arch-mips.c | 1 +
src/prelink.c | 1 +
src/prelink.h | 5 +++++
3 files changed, 7 insertions(+)
--- a/src/arch-mips.c
+++ b/src/arch-mips.c
@@ -324,6 +324,7 @@ mips_adjust_dyn (DSO *dso, int n, GElf_D
case DT_MIPS_BASE_ADDRESS:
case DT_MIPS_RLD_MAP:
case DT_MIPS_OPTIONS:
+ case DT_MIPS_XHASH:
if (dyn->d_un.d_ptr >= start)
dyn->d_un.d_ptr += adjust;
return 1;
--- a/src/prelink.c
+++ b/src/prelink.c
@@ -425,6 +425,7 @@ prelink_prepare (DSO *dso)
{
case SHT_HASH:
case SHT_GNU_HASH:
+ case SHT_MIPS_XHASH:
case SHT_DYNSYM:
case SHT_REL:
case SHT_RELA:
--- a/src/prelink.h
+++ b/src/prelink.h
@@ -114,6 +114,11 @@ typedef uint8_t Elf64_Byte;
#define SHT_MIPS_ABIFLAGS 0x7000002a
#endif
+#ifndef SHT_MIPS_XHASH
+#define DT_MIPS_XHASH 0x70000036
+#define SHT_MIPS_XHASH 0x7000002b
+#endif
+
#ifndef RSS_UNDEF
#define RSS_UNDEF 0
#endif
--- a/src/dso.c
+++ b/src/dso.c
@@ -109,6 +109,11 @@ read_dynamic (DSO *dso)
dso->info_DT_GNU_HASH = dyn.d_un.d_val;
dso->info_set_mask |= (1ULL << DT_GNU_HASH_BIT);
}
+ else if (dyn.d_tag == DT_MIPS_XHASH)
+ {
+ dso->info_DT_GNU_HASH = dyn.d_un.d_val;
+ dso->info_set_mask |= (1ULL << DT_GNU_HASH_BIT);
+ }
else if (dyn.d_tag == DT_TLSDESC_PLT)
{
dso->info_DT_TLSDESC_PLT = dyn.d_un.d_val;
@@ -1463,6 +1468,7 @@ adjust_dso (DSO *dso, GElf_Addr start, G
break;
case SHT_HASH:
case SHT_GNU_HASH:
+ case SHT_MIPS_XHASH:
case SHT_NOBITS:
case SHT_STRTAB:
break;
--- a/src/space.c
+++ b/src/space.c
@@ -61,6 +61,7 @@ print_sections (DSO *dso, GElf_Ehdr *ehd
{ SHT_GNU_versym, "VERSYM" },
{ SHT_GNU_LIBLIST, "LIBLIST" },
{ SHT_GNU_HASH, "GNU_HASH" },
+ { SHT_MIPS_XHASH, "MIPS_XHASH" },
{ 0, NULL }
};
@@ -183,6 +184,7 @@ readonly_is_movable (DSO *dso, GElf_Ehdr
{
case SHT_HASH:
case SHT_GNU_HASH:
+ case SHT_MIPS_XHASH:
case SHT_DYNSYM:
case SHT_REL:
case SHT_RELA:
@@ -558,6 +560,7 @@ find_readonly_space (DSO *dso, GElf_Shdr
{
case SHT_HASH:
case SHT_GNU_HASH:
+ case SHT_MIPS_XHASH:
case SHT_DYNSYM:
case SHT_STRTAB:
case SHT_GNU_verdef:
--- a/src/exec.c
+++ b/src/exec.c
@@ -65,7 +65,11 @@ update_dynamic_tags (DSO *dso, GElf_Shdr
|| (dynamic_info_is_set (dso, DT_GNU_HASH_BIT)
&& dso->info_DT_GNU_HASH == old_shdr[j].sh_addr
&& old_shdr[j].sh_type == SHT_GNU_HASH
- && set_dynamic (dso, DT_GNU_HASH, shdr[i].sh_addr, 1)))
+ && set_dynamic (dso, DT_GNU_HASH, shdr[i].sh_addr, 1))
+ || (dynamic_info_is_set (dso, DT_GNU_HASH_BIT)
+ && dso->info_DT_GNU_HASH == old_shdr[j].sh_addr
+ && old_shdr[j].sh_type == SHT_MIPS_XHASH
+ && set_dynamic (dso, DT_MIPS_XHASH, shdr[i].sh_addr, 1)))
return 1;
}

1
meta/recipes-devtools/prelink/prelink_git.bb
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@ -28,6 +28,7 @@ FILES_${PN}-cron = "${sysconfdir}/cron.daily ${sysconfdir}/default"
PACKAGES =+ "${PN}-cron"
SRC_URI = "git://git.yoctoproject.org/prelink-cross.git;branch=cross_prelink_staging \
file://0001-Add-MIPS-gnu-hash-support.patch \
file://prelink.conf \
file://prelink.cron.daily \
file://prelink.default \