[src/trunk]: src/sys/arch/sparc/include apply some always_inline attribute to...

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/221634b5c61e
branches:  trunk
changeset: 768911:221634b5c61e
user:      mrg <mrg%NetBSD.org@localhost>
date:      Sun Aug 28 22:30:09 2011 +0000

description:
apply some always_inline attribute to setpsr and spl*.  while i am
not yet sure exactly why this is necessary, but does avoid crashes
seen on sparc INSTALL with gcc 4.5.

diffstat:

 sys/arch/sparc/include/psl.h |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (62 lines):

diff -r 8437b219ea8b -r 221634b5c61e sys/arch/sparc/include/psl.h
--- a/sys/arch/sparc/include/psl.h      Sun Aug 28 22:09:36 2011 +0000
+++ b/sys/arch/sparc/include/psl.h      Sun Aug 28 22:30:09 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: psl.h,v 1.47 2011/07/16 11:15:52 nakayama Exp $ */
+/*     $NetBSD: psl.h,v 1.48 2011/08/28 22:30:09 mrg Exp $ */
 
 /*
  * Copyright (c) 1992, 1993
@@ -232,7 +232,7 @@
 /*
  * GCC pseudo-functions for manipulating PSR (primarily PIL field).
  */
-static __inline int
+static __inline __attribute__((__always_inline__)) int
 getpsr(void)
 {
        int psr;
@@ -241,7 +241,7 @@
        return (psr);
 }
 
-static __inline int
+static __inline __attribute__((__always_inline__)) int
 getmid(void)
 {
        int mid;
@@ -250,14 +250,14 @@
        return ((mid >> 20) & 0x3);
 }
 
-static __inline void
+static __inline __attribute__((__always_inline__)) void
 setpsr(int newpsr)
 {
        __asm volatile("wr %0,0,%%psr" : : "r" (newpsr) : "memory");
        __asm volatile("nop; nop; nop");
 }
 
-static __inline void
+static __inline __attribute__((__always_inline__)) void
 spl0(void)
 {
        int psr, oldipl;
@@ -284,7 +284,7 @@
  * into the ipl field.)
  */
 #define        _SPLSET(name, newipl) \
-static __inline void name(void) \
+static __inline __attribute__((__always_inline__)) void name(void) \
 { \
        int psr; \
        __asm volatile("rd %%psr,%0" : "=r" (psr)); \
@@ -341,7 +341,7 @@
 #define        splzs()         splraiseipl(makeiplcookie(IPL_ZS))
 
 /* splx does not have a return value */
-static __inline void
+static __inline __attribute__((__always_inline__)) void
 splx(int newipl)
 {
        int psr;