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[committed,arm/ilp32] aarch64: Update ILP32 abilists

Message ID 59D61FF1.5040302@arm.com
State Committed
Headers show

Commit Message

Szabolcs Nagy Oct. 5, 2017, 12:05 p.m. UTC
rebased the arm/ilp32 branch.
(you may need git reset --hard origin/arm/ilp32 if you have a checkout)

this required some abilist updates see attached patch.
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From fcbbcf128ec90d0d6ca2d641324fa097a1aaeac6 Mon Sep 17 00:00:00 2001
From: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Mon, 25 Sep 2017 16:57:18 +0100
Subject: [PATCH 6/6] aarch64: Update ILP32 abilists

Update abilist files because a number of symbols got removed for
GLIBC_2.27.  ILP32 now needs separate localplt.data as well
because it has no matherr PLT anymore.

(Eventually this will be merged into the initial abilist commit.)

2017-09-29  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* sysdeps/unix/sysv/linux/aarch64/ilp32/libc.abilist
	(__nss_group_lookup): Remove.
	(__nss_hosts_lookup): Remove.
	(__nss_passwd_lookup): Remove.
	* sysdeps/unix/sysv/linux/aarch64/ilp32/libm.abilist
	(_LIB_VERSION): Remove.
	(matherr): Remove.
	(pow10): Remove.
	(pow10f): Remove.
	(pow10l): Remove.
	* sysdeps/unix/sysv/linux/aarch64/ilp32/libresolv.abilist
	(_res_opcodes): Remove.
	* sysdeps/unix/sysv/linux/aarch64/ilp32/localplt.data: New file.
 sysdeps/unix/sysv/linux/aarch64/ilp32/libc.abilist  |  3 ---
 sysdeps/unix/sysv/linux/aarch64/ilp32/libm.abilist  |  5 -----
 .../unix/sysv/linux/aarch64/ilp32/libresolv.abilist |  1 -
 sysdeps/unix/sysv/linux/aarch64/ilp32/localplt.data | 21 +++++++++++++++++++++
 .../sysv/linux/aarch64/{ => lp64}/localplt.data     |  0
 5 files changed, 21 insertions(+), 9 deletions(-)
 create mode 100644 sysdeps/unix/sysv/linux/aarch64/ilp32/localplt.data
 rename sysdeps/unix/sysv/linux/aarch64/{ => lp64}/localplt.data (100%)

diff --git a/sysdeps/unix/sysv/linux/aarch64/ilp32/libc.abilist b/sysdeps/unix/sysv/linux/aarch64/ilp32/libc.abilist
index 92da375358..fa390087a0 100644
--- a/sysdeps/unix/sysv/linux/aarch64/ilp32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/aarch64/ilp32/libc.abilist
@@ -312,11 +312,8 @@  GLIBC_2.27 __newlocale F
 GLIBC_2.27 __nl_langinfo_l F
 GLIBC_2.27 __nss_configure_lookup F
 GLIBC_2.27 __nss_database_lookup F
-GLIBC_2.27 __nss_group_lookup F
 GLIBC_2.27 __nss_hostname_digits_dots F
-GLIBC_2.27 __nss_hosts_lookup F
 GLIBC_2.27 __nss_next F
-GLIBC_2.27 __nss_passwd_lookup F
 GLIBC_2.27 __obstack_printf_chk F
 GLIBC_2.27 __obstack_vprintf_chk F
 GLIBC_2.27 __open F
diff --git a/sysdeps/unix/sysv/linux/aarch64/ilp32/libm.abilist b/sysdeps/unix/sysv/linux/aarch64/ilp32/libm.abilist
index b73a018874..c1decebe49 100644
--- a/sysdeps/unix/sysv/linux/aarch64/ilp32/libm.abilist
+++ b/sysdeps/unix/sysv/linux/aarch64/ilp32/libm.abilist
@@ -1,5 +1,4 @@ 
 GLIBC_2.27 GLIBC_2.27 A
 GLIBC_2.27 __acos_finite F
 GLIBC_2.27 __acosf_finite F
 GLIBC_2.27 __acosh_finite F
@@ -346,7 +345,6 @@  GLIBC_2.27 lrintl F
 GLIBC_2.27 lround F
 GLIBC_2.27 lroundf F
 GLIBC_2.27 lroundl F
-GLIBC_2.27 matherr F
 GLIBC_2.27 modf F
 GLIBC_2.27 modff F
 GLIBC_2.27 modfl F
@@ -369,9 +367,6 @@  GLIBC_2.27 nextup F
 GLIBC_2.27 nextupf F
 GLIBC_2.27 nextupl F
 GLIBC_2.27 pow F
-GLIBC_2.27 pow10 F
-GLIBC_2.27 pow10f F
-GLIBC_2.27 pow10l F
 GLIBC_2.27 powf F
 GLIBC_2.27 powl F
 GLIBC_2.27 remainder F
diff --git a/sysdeps/unix/sysv/linux/aarch64/ilp32/libresolv.abilist b/sysdeps/unix/sysv/linux/aarch64/ilp32/libresolv.abilist
index 67eeb8c644..cf1374f1e4 100644
--- a/sysdeps/unix/sysv/linux/aarch64/ilp32/libresolv.abilist
+++ b/sysdeps/unix/sysv/linux/aarch64/ilp32/libresolv.abilist
@@ -50,7 +50,6 @@  GLIBC_2.27 __sym_ntos F
 GLIBC_2.27 __sym_ston F
 GLIBC_2.27 _getlong F
 GLIBC_2.27 _getshort F
-GLIBC_2.27 _res_opcodes D 0x40
 GLIBC_2.27 inet_net_ntop F
 GLIBC_2.27 inet_net_pton F
 GLIBC_2.27 inet_neta F
diff --git a/sysdeps/unix/sysv/linux/aarch64/ilp32/localplt.data b/sysdeps/unix/sysv/linux/aarch64/ilp32/localplt.data
new file mode 100644
index 0000000000..4f3ffb0fc0
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/aarch64/ilp32/localplt.data
@@ -0,0 +1,21 @@ 
+# See scripts/check-localplt.awk for how this file is processed.
+# PLT use is required for the malloc family and for matherr because
+# users can define their own functions and have library internals call them.
+libc.so: calloc
+libc.so: free
+libc.so: malloc
+libc.so: memalign
+libc.so: realloc
+# The dynamic loader needs __tls_get_addr for TLS.
+ld.so: __tls_get_addr
+# The main malloc is interposed into the dynamic linker, for
+# allocations after the initial link (when dlopen is used).
+ld.so: malloc
+ld.so: calloc
+ld.so: realloc
+ld.so: free
+# The TLS-enabled version of these functions is interposed from libc.so.
+ld.so: _dl_signal_error
+ld.so: _dl_catch_error
+ld.so: _dl_signal_exception
+ld.so: _dl_catch_exception
diff --git a/sysdeps/unix/sysv/linux/aarch64/localplt.data b/sysdeps/unix/sysv/linux/aarch64/lp64/localplt.data
similarity index 100%
rename from sysdeps/unix/sysv/linux/aarch64/localplt.data
rename to sysdeps/unix/sysv/linux/aarch64/lp64/localplt.data