From 5583a0862cf94f71cbcde91c4043a20af65facca Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@redhat.com>
Date: Wed, 16 Nov 2011 09:36:15 +0100
Subject: Fix SSSE3/SSE4.2 strcasecmp[_l]/strncasecmp[_l] for non-PIC and
 -mno-tls-direct-seg-refs

---
 sysdeps/i386/i686/multiarch/strcmp-sse4.S  | 40 +++++++++++++++++++++++++-----
 sysdeps/i386/i686/multiarch/strcmp-ssse3.S | 40 +++++++++++++++++++++++++-----
 2 files changed, 68 insertions(+), 12 deletions(-)

(limited to 'sysdeps')

diff --git a/sysdeps/i386/i686/multiarch/strcmp-sse4.S b/sysdeps/i386/i686/multiarch/strcmp-sse4.S
index 1df63e3156..c9e0317b60 100644
--- a/sysdeps/i386/i686/multiarch/strcmp-sse4.S
+++ b/sysdeps/i386/i686/multiarch/strcmp-sse4.S
@@ -48,7 +48,11 @@
 # ifndef STRCMP
 #  define STRCMP	__strcasecmp_l_sse4_2
 # endif
-# define STR1		12
+# ifdef PIC
+#  define STR1		12
+# else
+#  define STR1		8
+# endif
 # define STR2		STR1+4
 # define LOCALE		12	/* Loaded before the adjustement.  */
 # ifdef PIC
@@ -63,7 +67,11 @@
 # ifndef STRCMP
 #  define STRCMP	__strncasecmp_l_sse4_2
 # endif
-# define STR1		16
+# ifdef PIC
+#  define STR1		16
+# else
+#  define STR1		12
+# endif
 # define STR2		STR1+4
 # define CNT		STR2+4
 # define LOCALE		16	/* Loaded before the adjustement.  */
@@ -95,10 +103,20 @@ ENTRY (__strcasecmp_sse4_2)
 	call	__i686.get_pc_thunk.bx
 	addl	$_GLOBAL_OFFSET_TABLE_, %ebx
 	movl	__libc_tsd_LOCALE@GOTNTPOFF(%ebx), %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	addl	%gs:0, %eax
+	movl	(%eax), %eax
+#  else
+	movl	%gs:(%eax), %eax
+#  endif
 # else
-	movl	__libc_tsd_LOCALE@NTPOFF, %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	movl	%gs:0, %eax
+	movl	__libc_tsd_LOCALE@NTPOFF(%eax), %eax
+#  else
+	movl	%gs:__libc_tsd_LOCALE@NTPOFF, %eax
+#  endif
 # endif
-	movl	%gs:(%eax), %eax
 # if LOCALE_T___LOCALES != 0 || LC_CTYPE != 0
 	movl	LOCALE_T___LOCALES+LC_CTYPE*4(%eax), %eax
 # else
@@ -117,10 +135,20 @@ ENTRY (__strncasecmp_sse4_2)
 	call	__i686.get_pc_thunk.bx
 	addl	$_GLOBAL_OFFSET_TABLE_, %ebx
 	movl	__libc_tsd_LOCALE@GOTNTPOFF(%ebx), %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	addl	%gs:0, %eax
+	movl	(%eax), %eax
+#  else
+	movl	%gs:(%eax), %eax
+#  endif
 # else
-	movl	__libc_tsd_LOCALE@NTPOFF, %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	movl	%gs:0, %eax
+	movl	__libc_tsd_LOCALE@NTPOFF(%eax), %eax
+#  else
+	movl	%gs:__libc_tsd_LOCALE@NTPOFF, %eax
+#  endif
 # endif
-	movl	%gs:(%eax), %eax
 # if LOCALE_T___LOCALES != 0 || LC_CTYPE != 0
 	movl	LOCALE_T___LOCALES+LC_CTYPE*4(%eax), %eax
 # else
diff --git a/sysdeps/i386/i686/multiarch/strcmp-ssse3.S b/sysdeps/i386/i686/multiarch/strcmp-ssse3.S
index 137596d6cf..cbba465504 100644
--- a/sysdeps/i386/i686/multiarch/strcmp-ssse3.S
+++ b/sysdeps/i386/i686/multiarch/strcmp-ssse3.S
@@ -56,7 +56,11 @@
 # ifndef STRCMP
 #  define STRCMP	__strcasecmp_l_ssse3
 # endif
-# define STR1		8
+# ifdef PIC
+#  define STR1		8
+# else
+#  define STR1		4
+# endif
 # define STR2		STR1+4
 # define LOCALE		12	/* Loaded before the adjustement.  */
 # ifdef PIC
@@ -72,7 +76,11 @@
 # ifndef STRCMP
 #  define STRCMP	__strncasecmp_l_ssse3
 # endif
-# define STR1		12
+# ifdef PIC
+#  define STR1		12
+# else
+#  define STR1		8
+# endif
 # define STR2		STR1+4
 # define CNT		STR2+4
 # define LOCALE		16	/* Loaded before the adjustement.  */
@@ -112,10 +120,20 @@ ENTRY (__strcasecmp_ssse3)
 	call	__i686.get_pc_thunk.bx
 	addl	$_GLOBAL_OFFSET_TABLE_, %ebx
 	movl	__libc_tsd_LOCALE@GOTNTPOFF(%ebx), %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	addl	%gs:0, %eax
+	movl	(%eax), %eax
+#  else
+	movl	%gs:(%eax), %eax
+#  endif
 # else
-	movl	__libc_tsd_LOCALE@NTPOFF, %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	movl	%gs:0, %eax
+	movl	__libc_tsd_LOCALE@NTPOFF(%eax), %eax
+#  else
+	movl	%gs:__libc_tsd_LOCALE@NTPOFF, %eax
+#  endif
 # endif
-	movl	%gs:(%eax), %eax
 # if LOCALE_T___LOCALES != 0 || LC_CTYPE != 0
 	movl	LOCALE_T___LOCALES+LC_CTYPE*4(%eax), %eax
 # else
@@ -134,10 +152,20 @@ ENTRY (__strncasecmp_ssse3)
 	call	__i686.get_pc_thunk.bx
 	addl	$_GLOBAL_OFFSET_TABLE_, %ebx
 	movl	__libc_tsd_LOCALE@GOTNTPOFF(%ebx), %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	addl	%gs:0, %eax
+	movl	(%eax), %eax
+#  else
+	movl	%gs:(%eax), %eax
+#  endif
 # else
-	movl	__libc_tsd_LOCALE@NTPOFF, %eax
+#  ifdef NO_TLS_DIRECT_SEG_REFS
+	movl	%gs:0, %eax
+	movl	__libc_tsd_LOCALE@NTPOFF(%eax), %eax
+#  else
+	movl	%gs:__libc_tsd_LOCALE@NTPOFF, %eax
+#  endif
 # endif
-	movl	%gs:(%eax), %eax
 # if LOCALE_T___LOCALES != 0 || LC_CTYPE != 0
 	movl	LOCALE_T___LOCALES+LC_CTYPE*4(%eax), %eax
 # else
-- 
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