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| author | Alexandre Oliva <aoliva@redhat.com> | 2003-07-10 19:04:43 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@redhat.com> | 2003-07-10 19:04:43 +0000 |
| commit | 18072a4fe5f4d2b4e39d7ddf1f599b6041a3afd0 (patch) | |
| tree | 07f020a9aed722750201656d50f61a869e1caa6f /newlib/libc | |
| parent | 1e6a9a8cced164fee0b5b34d2055b97ea320e0ed (diff) | |
| download | cygnal-18072a4fe5f4d2b4e39d7ddf1f599b6041a3afd0.tar.gz cygnal-18072a4fe5f4d2b4e39d7ddf1f599b6041a3afd0.tar.bz2 cygnal-18072a4fe5f4d2b4e39d7ddf1f599b6041a3afd0.zip | |
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.
Diffstat (limited to 'newlib/libc')
| -rw-r--r-- | newlib/libc/include/machine/setjmp.h | 4 | ||||
| -rw-r--r-- | newlib/libc/machine/mn10300/setjmp.S | 39 |
2 files changed, 43 insertions, 0 deletions
diff --git a/newlib/libc/include/machine/setjmp.h b/newlib/libc/include/machine/setjmp.h index 7f08a017a..e6d5e3944 100644 --- 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 a95f12c5a..cf42f9542 100644 --- 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 |