Title: [5830] trunk/arch/blackfin/include/asm: Update some inline assembly, tweak some register constraints.
- Revision
- 5830
- Author
- rgetz
- Date
- 2008-12-05 13:25:32 -0600 (Fri, 05 Dec 2008)
Log Message
Update some inline assembly, tweak some register constraints.
Modified Paths
Diff
Modified: trunk/arch/blackfin/include/asm/bfrom.h (5829 => 5830)
--- trunk/arch/blackfin/include/asm/bfrom.h 2008-12-05 18:08:43 UTC (rev 5829)
+++ trunk/arch/blackfin/include/asm/bfrom.h 2008-12-05 19:25:32 UTC (rev 5830)
@@ -43,6 +43,11 @@
static inline void bfrom_SoftReset(void *new_stack)
{
while (1)
+ /*
+ * We don't declare the SP as clobbered on purpose, since
+ * it confuses the heck out of the compiler, and this function
+ * never returns
+ */
__asm__ __volatile__(
"sp = %[stack];"
"jump (%[bfrom_syscontrol]);"
Modified: trunk/arch/blackfin/include/asm/system.h (5829 => 5830)
--- trunk/arch/blackfin/include/asm/system.h 2008-12-05 18:08:43 UTC (rev 5829)
+++ trunk/arch/blackfin/include/asm/system.h 2008-12-05 19:25:32 UTC (rev 5830)
@@ -44,10 +44,10 @@
/*
* Force strict CPU ordering.
*/
-#define nop() asm volatile ("nop;\n\t"::)
-#define mb() asm volatile ("" : : :"memory")
-#define rmb() asm volatile ("" : : :"memory")
-#define wmb() asm volatile ("" : : :"memory")
+#define nop() __asm__ __volatile__ ("nop;\n\t" : : )
+#define mb() __asm__ __volatile__ ("" : : : "memory")
+#define rmb() __asm__ __volatile__ ("" : : : "memory")
+#define wmb() __asm__ __volatile__ ("" : : : "memory")
#define set_mb(var, value) do { (void) xchg(&var, value); } while (0)
#define read_barrier_depends() do { } while(0)
Modified: trunk/arch/blackfin/include/asm/thread_info.h (5829 => 5830)
--- trunk/arch/blackfin/include/asm/thread_info.h 2008-12-05 18:08:43 UTC (rev 5829)
+++ trunk/arch/blackfin/include/asm/thread_info.h 2008-12-05 19:25:32 UTC (rev 5830)
@@ -91,7 +91,7 @@
static inline struct thread_info *current_thread_info(void)
{
struct thread_info *ti;
- __asm__("%0 = sp;": "=&d"(ti):
+ __asm__("%0 = sp;" : "=da"(ti) :
);
return (struct thread_info *)((long)ti & ~((long)THREAD_SIZE-1));
}
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