From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1791) id AA34F3858424; Fri, 5 Apr 2024 12:29:27 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org AA34F3858424 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1712320167; bh=WGdQBLYkDf/n8VkWghuQw5tLGzCLCGVCwcgTW9waBBw=; h=From:To:Subject:Date:From; b=NnO/Jt9O5IrU9uaRmEHPAuRP4e6uyG3/tf+b7yDCXuW4bJR/UiDEUbQPKLiDuVDNa pBauagNihuP4fzPG626J7WIKRJkZ+0Xi+IfSsfnYtmgXG1dH/yExMFLjWiB4twh5rg QhiJ296uT3+wQ3QYx+O1yVo87d76INAWJqQVFN3s= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Adhemerval Zanella To: glibc-cvs@sourceware.org Subject: [glibc] arm: Remove ld.so __tls_get_addr plt usage X-Act-Checkin: glibc X-Git-Author: Adhemerval Zanella X-Git-Refname: refs/heads/master X-Git-Oldrev: 50c2be2390be849176297d231ecce71c6642f407 X-Git-Newrev: 95700e799809fff4307da05fa277820d21dec925 Message-Id: <20240405122927.AA34F3858424@sourceware.org> Date: Fri, 5 Apr 2024 12:29:27 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=95700e799809fff4307da05fa277820d21dec925 commit 95700e799809fff4307da05fa277820d21dec925 Author: Adhemerval Zanella Date: Thu Apr 4 17:03:32 2024 -0300 arm: Remove ld.so __tls_get_addr plt usage Use the hidden alias instead. Checked on arm-linux-gnueabihf. Diff: --- sysdeps/arm/dl-tlsdesc.S | 3 ++- sysdeps/unix/sysv/linux/arm/localplt.data | 2 -- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/sysdeps/arm/dl-tlsdesc.S b/sysdeps/arm/dl-tlsdesc.S index ada106521d..e36a32859f 100644 --- a/sysdeps/arm/dl-tlsdesc.S +++ b/sysdeps/arm/dl-tlsdesc.S @@ -147,7 +147,7 @@ _dl_tlsdesc_dynamic: 4: .inst 0xeef12a10 /* vmrs r2, fpscr */ str r2, [r3] .Lno_vfp: - bl __tls_get_addr + bl HIDDEN_JUMPTARGET(__tls_get_addr) rsb r0, r4, r0 #ifdef __SOFTFP__ tst r5, #HWCAP_ARM_VFP @@ -181,6 +181,7 @@ _dl_tlsdesc_dynamic: eabi_fnend cfi_endproc .size _dl_tlsdesc_dynamic, .-_dl_tlsdesc_dynamic + .hidden HIDDEN_JUMPTARGET(__tls_get_addr) 3: .long _GLOBAL_OFFSET_TABLE_ - 0b - PC_OFS .Lrtld_global_ro: diff --git a/sysdeps/unix/sysv/linux/arm/localplt.data b/sysdeps/unix/sysv/linux/arm/localplt.data index 162c664a01..5d131a7921 100644 --- a/sysdeps/unix/sysv/linux/arm/localplt.data +++ b/sysdeps/unix/sysv/linux/arm/localplt.data @@ -4,5 +4,3 @@ libc.so: malloc libc.so: raise libc.so: realloc libm.so: matherr -# The dynamic loader needs __tls_get_addr for TLS. -ld.so: __tls_get_addr