| /* This is a simple version of setjmp and longjmp for iq2000. */ |
| |
| |
| /* int setjmp (jmp_buf); */ |
| .globl setjmp |
| .ent setjmp |
| setjmp: |
| sw r16,0(r4) /* rs0 */ |
| sw r17,4(r4) /* rs1 */ |
| sw r18,8(r4) /* rs2 */ |
| sw r19,12(r4) /* rs3 */ |
| sw r20,16(r4) /* rs4 */ |
| sw r21,20(r4) /* rs5 */ |
| sw r22,24(r4) /* rs6 */ |
| sw r23,28(r4) /* rs7 */ |
| sw r30,32(r4) /* rs8 */ |
| |
| sw r29,36(r4) |
| sw r31,40(r4) |
| |
| move r2,r0 |
| |
| j r31 |
| |
| .end setjmp |
| |
| /* volatile void longjmp (jmp_buf, int); */ |
| .globl longjmp |
| .ent longjmp |
| longjmp: |
| lw r16,0(r4) /* rs0 */ |
| lw r17,4(r4) /* rs1 */ |
| lw r18,8(r4) /* rs2 */ |
| lw r19,12(r4) /* rs3 */ |
| lw r20,16(r4) /* rs4 */ |
| lw r21,20(r4) /* rs5 */ |
| lw r22,24(r4) /* rs6 */ |
| lw r23,28(r4) /* rs7 */ |
| lw r30,32(r4) /* rs8 */ |
| |
| lw r29,36(r4) |
| lw r31,40(r4) |
| |
| bne r5,r0,1f |
| li r5,1 |
| 1: |
| move r2,r5 |
| |
| j r31 |
| |
| .end longjmp |
