From: Uros Bizjak <ubizjak@gmail.com>
Date: Wed, 27 May 2015 19:35:58 +0000 (+0200)
Subject: futex.h (sys_futex0): Change operand "op" to long.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ea023bcfd8a6549df22232792038310fd4f2f967;p=gcc.git

futex.h (sys_futex0): Change operand "op" to long.

libgomp/ChangeLog:

	* config/linux/x86/futex.h (sys_futex0) [!__x86_64__]:
	Change operand "op" to long.
	[__PIC__]: Remove sys_futex0 function.

libitm/ChangeLog:

	* config/linux/x86/futex_bits.h (sys_futex0) [!__x86_64__]:
	Change operand "op" to long.
	[__PIC__]: Remove sys_futex0 function.

From-SVN: r223771
---

diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 07eec068ef3..0725c60f596 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/linux/x86/futex.h (sys_futex0) [!__x86_64__]:
+	Change operand "op" to long.
+	[__PIC__]: Remove sys_futex0 function.
+
 2015-05-27  Chung-Lin Tang  <cltang@codesourcery.com>
 
 	* target.c (gomp_map_pointer): New function abstracting out
diff --git a/libgomp/config/linux/x86/futex.h b/libgomp/config/linux/x86/futex.h
index 6c6d317e595..7ae36feac7f 100644
--- a/libgomp/config/linux/x86/futex.h
+++ b/libgomp/config/linux/x86/futex.h
@@ -81,27 +81,8 @@ futex_wake (int *addr, int count)
 #  define SYS_futex	240
 # endif
 
-# ifdef __PIC__
-
 static inline long
-sys_futex0 (int *addr, int op, int val)
-{
-  long res;
-
-  __asm volatile ("xchgl\t%%ebx, %2\n\t"
-		  "int\t$0x80\n\t"
-		  "xchgl\t%%ebx, %2"
-		  : "=a" (res)
-		  : "0"(SYS_futex), "r" (addr), "c"(op),
-		    "d"(val), "S"(0)
-		  : "memory");
-  return res;
-}
-
-# else
-
-static inline long
-sys_futex0 (int *addr, int op, int val)
+sys_futex0 (int *addr, long op, int val)
 {
   long res;
 
@@ -113,8 +94,6 @@ sys_futex0 (int *addr, int op, int val)
   return res;
 }
 
-# endif /* __PIC__ */
-
 static inline void
 futex_wait (int *addr, int val)
 {
diff --git a/libitm/ChangeLog b/libitm/ChangeLog
index a2b3a152297..91f1dd04392 100644
--- a/libitm/ChangeLog
+++ b/libitm/ChangeLog
@@ -1,3 +1,9 @@
+2015-05-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/linux/x86/futex_bits.h (sys_futex0) [!__x86_64__]:
+	Change operand "op" to long.
+	[__PIC__]: Remove sys_futex0 function.
+
 2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
 
 	* Makefile.in: Regenerated with automake-1.11.6.
diff --git a/libitm/config/linux/x86/futex_bits.h b/libitm/config/linux/x86/futex_bits.h
index 235a053299e..7529fc4606f 100644
--- a/libitm/config/linux/x86/futex_bits.h
+++ b/libitm/config/linux/x86/futex_bits.h
@@ -46,27 +46,8 @@ sys_futex0 (std::atomic<int> *addr, long op, long val)
 #  define SYS_futex	240
 # endif
 
-# ifdef __PIC__
-
-static inline long
-sys_futex0 (std::atomic<int> *addr, int op, int val)
-{
-  long res;
-
-  __asm volatile ("xchgl\t%%ebx, %2\n\t"
-		  "int\t$0x80\n\t"
-		  "xchgl\t%%ebx, %2"
-		  : "=a" (res)
-		  : "0"(SYS_futex), "r" (addr), "c"(op),
-		    "d"(val), "S"(0)
-		  : "memory");
-  return res;
-}
-
-# else
-
 static inline long
-sys_futex0 (std::atomic<int> *addr, int op, int val)
+sys_futex0 (std::atomic<int> *addr, long op, int val)
 {
   long res;
 
@@ -78,5 +59,4 @@ sys_futex0 (std::atomic<int> *addr, int op, int val)
   return res;
 }
 
-# endif /* __PIC__ */
 #endif /* __x86_64__ */