| # |
| # arch/s390/setjmp.S |
| # |
| # setjmp/longjmp for the s390 architecture |
| # |
| |
| .text |
| .align 4 |
| .globl setjmp |
| .type setjmp, @function |
| setjmp: |
| stm %r6,%r15,0(%r2) # save all general registers |
| std %f4,40(%r2) # save fp registers f4 and f6 |
| std %f6,48(%r2) |
| lhi %r2,0 # return 0 |
| br %r14 |
| |
| .size setjmp,.-setjmp |
| |
| .text |
| .align 4 |
| .globl longjmp |
| .type longjmp, @function |
| longjmp: |
| lr %r1,%r2 # jmp_buf |
| lr %r2,%r3 # return value |
| ld %f6,48(%r1) # restore all saved registers |
| ld %f4,40(%r1) |
| lm %r6,%r15,0(%r1) |
| br %r14 # return to restored address |
| |
| .size longjmp,.-longjmp |
