From: GNU Libc Maintainers <debian-glibc@lists.debian.org>
Date: Fri, 10 Jan 2020 22:21:25 +0000 (+0000)
Subject: local-gcc4.1
X-Git-Tag: archive/raspbian/2.29-9+rpi1~1^2~114
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=ee743b39456f123a3651f7d6aa34e6c88b654b2f;p=glibc.git

local-gcc4.1

2006-05-30  Falk Hueffner <falk@debian.org>

	* sysdeps/unix/sysv/linux/alpha/ioperm.c: force the architecture
	  to ev6 in assembly code.

{standard input}: Assembler messages:
{standard input}:341: Error: macro requires $at register while noat in effect
{standard input}:374: Error: macro requires $at register while noat in effect
{standard input}:438: Error: macro requires $at register while noat in effect
{standard input}:471: Error: macro requires $at register while noat in effect
make[3]: *** [/tmp/buildd/glibc-2.3.6/build-tree/alpha-libc/misc/ioperm.o] Error 1

Hrm. gcc puts .arch ev4 into the .s, and this overrides -mev6 for as.
I cannot really think of anything better than


Gbp-Pq: Topic alpha
Gbp-Pq: Name local-gcc4.1.diff
---

diff --git a/sysdeps/unix/sysv/linux/alpha/ioperm.c b/sysdeps/unix/sysv/linux/alpha/ioperm.c
index ab29cc9c2..e4f0fd528 100644
--- a/sysdeps/unix/sysv/linux/alpha/ioperm.c
+++ b/sysdeps/unix/sysv/linux/alpha/ioperm.c
@@ -177,13 +177,13 @@ static struct {
 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
@@ -355,7 +355,7 @@ inline_bwx_inb (unsigned long int port)
   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;
 }
 
@@ -365,7 +365,7 @@ inline_bwx_inw (unsigned long int port)
   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;
 }