CVS: msp430-libc4/include iomacros.h,1.1.1.1,1.2 signal.h,1.1.1.1,1.2

Update of /cvsroot/mspgcc/msp430-libc4/include
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv7474/include

Modified Files:
        iomacros.h signal.h 
Log Message:
2005-08-29  Dmitry Diky  <diwil@xxxxxxx>

        * include/iomacros.h (__read_sr_register): New function.
        (__set_sr_register): Likewise.
        (__bis_sr_register): Likewise.
        (__bic_sr_register): Likewise.
        (_BIS_SR): Redefined.
        (_BIC_SR): Likewise.
        (WRITE_SR): Likewise.
        (READ_SR): Likewise.
        * include/signal.h (eint): Likewise.
        (dint): Likewise.
                                                                                


Index: iomacros.h
===================================================================
RCS file: /cvsroot/mspgcc/msp430-libc4/include/iomacros.h,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -u -w -d -r1.1.1.1 -r1.2
--- iomacros.h  29 Aug 2005 16:48:45 -0000      1.1.1.1
+++ iomacros.h  29 Aug 2005 18:32:24 -0000      1.2
@@ -70,30 +70,6 @@
 #define SavePrologue __attribute__ ((saveprologue)) 
 #define SAVEPROLOGUE __attribute__ ((saveprologue)) 
 
-/*
- *  Status register. Cannot do
- *     register SR asm("r2"); cause it
- *  is not general register
- */
-
-#define WRITE_SR(x) \
-__asm__ __volatile__( "mov     %0, r2" : : "r" ((uint16_t)x) );
-
-#define READ_SR \
-({                             \
-       uint16_t __x;           \
-       __asm__ __volatile__(   \
-       "mov    r2, %0"         \
-       : "=r" ((uint16_t)__x)  \
-       :);                     \
-       __x;                    \
-})
-
-
-/*
- *  Can do assembler assignement with r1
- *  but wrote next two for consistentcy
- */
 
 #define WRITE_SP(x) \
 __asm__ __volatile__( "mov     %0, r1" : : "r" ((uint16_t)x) );
@@ -108,17 +84,18 @@
        __x;                    \
 })
 
-#define _BIS_SR(x)              __asm__ __volatile__( "bis     %0, r2" : : "i" 
((uint16_t)x) );
-#define _BIC_SR(x)              __asm__ __volatile__( "bic     %0, r2" : : "i" 
((uint16_t)x) );
-
-#define __bis_SR_register(x)    __asm__ __volatile__( "bis     %0, r2" : : "i" 
((uint16_t)x) );
-#define __bic_SR_register(x)    __asm__ __volatile__( "bic     %0, r2" : : "i" 
((uint16_t)x) );
-
-
+extern int  __read_sr_register(void);
+extern void __set_sr_register(int);
+extern void __bis_sr_register(int);
+extern void __bic_sr_register(int);
 extern void __bis_sr_irq(int);
 extern void __bic_sr_irq(int);
 extern void *__get_frame_address(void);
 
+#define WRITE_SR(x)            __set_sr_register(x)
+#define READ_SR                        __read_sr_register()
+#define _BIS_SR(x)              __bis_sr_register(x)
+#define _BIC_SR(x)              __bic_sr_register(x)
 #define _BIS_SR_IRQ(x)                  __bis_sr_irq(x)
 #define _BIC_SR_IRQ(x)                  __bic_sr_irq(x)
 

Index: signal.h
===================================================================
RCS file: /cvsroot/mspgcc/msp430-libc4/include/signal.h,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -u -w -d -r1.1.1.1 -r1.2
--- signal.h    29 Aug 2005 16:48:45 -0000      1.1.1.1
+++ signal.h    29 Aug 2005 18:32:24 -0000      1.2
@@ -49,8 +49,8 @@
 
 
 /* Enable/Disable interrupts */
-#define eint()  __asm__ __volatile__("eint"::)
-#define dint()  __asm__ __volatile__("dint"::)
+#define eint()  __bis_sr_register(8)
+#define dint()  __bic_sr_register(8)
 
 /* IAR compatibility functions */
 #define _EINT()                        eint()



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