2000-04-27 Alexandre Oliva <aoliva@cygnus.com>

* libc/include/machine/setjmp.h (_JBLEN, AM33/2.0): Set to 26.
* libc/machine/mn10300/setjmp.S (setjmp, longjmp): Save and
restore callee-saved FP registers.

diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 2ddca08a80e8717cab655630cb9e4878c73f0f8a..e2abf4200e17dfec2f212ebe41cfb89937275058 100644 (file)
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,10 @@
+2003-07-10  Alexandre Oliva  <aoliva@redhat.com>
+
+       2000-04-27  Alexandre Oliva  <aoliva@cygnus.com>
+       * libc/include/machine/setjmp.h (_JBLEN, AM33/2.0): Set to 26.
+       * libc/machine/mn10300/setjmp.S (setjmp, longjmp): Save and
+       restore callee-saved FP registers.
+
 2003-07-10  J"orn Rennecke <joern.rennecke@superh.com>
 
        * libc/include/sys/unistd.h (ftruncate, truncate): Also declare

diff --git a/newlib/libc/include/machine/setjmp.h b/newlib/libc/include/machine/setjmp.h
index 7f08a017aaf940e92d74b127ea4c48dc2f3bdc21..e6d5e394489f32f008ec16e791dad981486dbfa5 100644 (file)
--- a/newlib/libc/include/machine/setjmp.h
+++ b/newlib/libc/include/machine/setjmp.h
@@ -135,9 +135,13 @@ typedef int jmp_buf[_JBLEN];
 #endif
 
 #if defined(__mn10300__) || defined(__mn10200__)
+#ifdef __AM33_2__
+#define _JBLEN 26
+#else
 /* A guess */
 #define _JBLEN 10
 #endif
+#endif
 
 #ifdef __v850
 /* I think our setjmp is saving 15 regs at the moment.  Gives us one word

diff --git a/newlib/libc/machine/mn10300/setjmp.S b/newlib/libc/machine/mn10300/setjmp.S
index a95f12c5a344650bc362abf353d7043ea5363a3c..cf42f95429eb28982fc0fb3cb36349390bc46ee4 100644 (file)
--- a/newlib/libc/machine/mn10300/setjmp.S
+++ b/newlib/libc/machine/mn10300/setjmp.S
@@ -6,6 +6,9 @@
 #ifdef __AM33__
        .am33
 #endif
+#ifdef __AM33_2__
+       .am33_2
+#endif
 _setjmp:
         mov d0,a0
         mov d2,(0,a0)
@@ -22,6 +25,24 @@ _setjmp:
        mov r5,(a0+)
        mov r6,(a0+)
        mov r7,(a0+)
+#ifdef __AM33_2__
+       fmov fs4,(a0+)
+       fmov fs5,(a0+)
+       fmov fs6,(a0+)
+       fmov fs7,(a0+)
+       fmov fs8,(a0+)
+       fmov fs9,(a0+)
+       fmov fs10,(a0+)
+       fmov fs11,(a0+)
+       fmov fs12,(a0+)
+       fmov fs13,(a0+)
+       fmov fs14,(a0+)
+       fmov fs15,(a0+)
+       fmov fs16,(a0+)
+       fmov fs17,(a0+)
+       fmov fs18,(a0+)
+       fmov fs19,(a0+)
+#endif
 #endif
         sub d0,d0
        rets
@@ -43,6 +64,24 @@ _longjmp:
        mov (a0+),r5
        mov (a0+),r6
        mov (a0+),r7
+#ifdef __AM33_2__
+       fmov (a0+),fs4
+       fmov (a0+),fs5
+       fmov (a0+),fs6
+       fmov (a0+),fs7
+       fmov (a0+),fs8
+       fmov (a0+),fs9
+       fmov (a0+),fs10
+       fmov (a0+),fs11
+       fmov (a0+),fs12
+       fmov (a0+),fs13
+       fmov (a0+),fs14
+       fmov (a0+),fs15
+       fmov (a0+),fs16
+       fmov (a0+),fs17
+       fmov (a0+),fs18
+       fmov (a0+),fs19
+#endif
 #endif
        cmp 0,d1
        bne L1