xburst-tools/toolchain/patches/glibc/glibc-2.6.1-alpha_ioperm_fix-1.patch

Submitted By: Joe Ciccone <jciccone@linuxfromscratch.org>
Date: 2007-05-19
Initial Package Version: 2.6
Origin: Joe Ciccone
Upstream Status: Unknown
Description: Fixes a build issue with alpha on some processors. The
             instructions being modified are specific to ev56/ev6.

diff -Naur glibc-2.6.orig/sysdeps/unix/sysv/linux/alpha/ioperm.c glibc-2.6/sysdeps/unix/sysv/linux/alpha/ioperm.c
--- glibc-2.6.orig/sysdeps/unix/sysv/linux/alpha/ioperm.c	2007-05-07 15:57:20.000000000 -0700
+++ glibc-2.6/sysdeps/unix/sysv/linux/alpha/ioperm.c	2007-05-19 13:29:49.000000000 -0700
@@ -178,13 +178,13 @@
 static inline void
 stb_mb(unsigned char val, unsigned long addr)
 {
-  __asm__("stb %1,%0; mb" : "=m"(*(vucp)addr) : "r"(val));
+  __asm__(".arch ev6; stb %1,%0; mb" : "=m"(*(vucp)addr) : "r"(val));
 }
 
 static inline void
 stw_mb(unsigned short val, unsigned long addr)
 {
-  __asm__("stw %1,%0; mb" : "=m"(*(vusp)addr) : "r"(val));
+  __asm__(".arch ev6; stw %1,%0; mb" : "=m"(*(vusp)addr) : "r"(val));
 }
 
 static inline void
@@ -356,7 +356,7 @@
   unsigned long int addr = dense_port_to_cpu_addr (port);
   unsigned char r;
 
-  __asm__ ("ldbu %0,%1" : "=r"(r) : "m"(*(vucp)addr));
+  __asm__ (".arch ev6; ldbu %0,%1" : "=r"(r) : "m"(*(vucp)addr));
   return r;
 }
 
@@ -366,7 +366,7 @@
   unsigned long int addr = dense_port_to_cpu_addr (port);
   unsigned short r;
 
-  __asm__ ("ldwu %0,%1" : "=r"(r) : "m"(*(vusp)addr));
+  __asm__ (".arch ev6; ldwu %0,%1" : "=r"(r) : "m"(*(vusp)addr));
   return r;
 }