diff options
Diffstat (limited to 'newlib/libc/machine/z8k/setjmp.S')
| -rw-r--r-- | newlib/libc/machine/z8k/setjmp.S | 44 |
1 files changed, 12 insertions, 32 deletions
diff --git a/newlib/libc/machine/z8k/setjmp.S b/newlib/libc/machine/z8k/setjmp.S index 30240e1e8..e58d0d1f4 100644 --- a/newlib/libc/machine/z8k/setjmp.S +++ b/newlib/libc/machine/z8k/setjmp.S @@ -1,9 +1,10 @@ - .global _setjmp - .global _longjmp #ifdef __Z8001__ segm + .global _setjmp + .globl _longjmp + #ifdef __STD_CALL__ _setjmp: @@ -55,31 +56,10 @@ _longjmp: unseg #ifdef __STD_CALL__ +#warning Z8002 std call not implemented! +#endif -_setjmp: - ld r7,r15(#2) ! get argument - ld r2,@r15 ! fetch pc - ld @r7,r2 ! save it - ldl r7(#14),rr8 - ldl r7(#2),rr10 - ldl r7(#6),rr12 ! remember frame pointer - ldl r7(#10),rr14 ! remember stack pointer - ldk r7,#0 - ret t - -_longjmp: - ld r4,r15(#2) ! get first argument (jmp_buf) - ld r7,r15(#4) ! get return value - ldl rr8,r4(#14) - ldl rr10,r4(#2) - ldl rr12,r4(#6) ! restore old frame pointer - ldl rr14,r4(#10) ! restore old stack pointer - ld r4,@r4 ! return address - inc r15,#2 - jp @r4 - -#else /* above __STD_CALL_, below not */ - + .global _setjmp _setjmp: ld r2,@r15 ! fetch pc ld @r7,r2 ! save it @@ -89,14 +69,14 @@ _setjmp: ldk r2,#0 ret t + .globl _longjmp + _longjmp: ld r2,r6 ! get return value ld r4,@r7 - ldl rr10,r7(4) - ldl rr12,r7(8) - ldl rr14,r7(12) - inc r15,#2 - jp @r4 + ldl rr10,rr7(4) + ldl rr12,rr7(8) + ldl rr14,rr7(12) + jp @rr4 -#endif /* not __STD_CALL__ */ #endif /* Z8002 version */ |