| /branches/tracing/kernel/arch/ppc32/src/asm.S |
|---|
| 65,6 → 65,10 |
| # set stack |
| mr sp, r4 |
| # %r3 is defined to hold pcb_ptr - set it to 0 |
| xor r3, r3, r3 |
| # jump to userspace |
| 199,47 → 203,7 |
| rfi |
| memsetb: |
| rlwimi r5, r5, 8, 16, 23 |
| rlwimi r5, r5, 16, 0, 15 |
| addi r14, r3, -4 |
| cmplwi 0, r4, 4 |
| blt 7f |
| stwu r5, 4(r14) |
| beqlr |
| andi. r15, r14, 3 |
| add r4, r15, r4 |
| subf r14, r15, r14 |
| srwi r15, r4, 2 |
| mtctr r15 |
| bdz 6f |
| 1: |
| stwu r5, 4(r14) |
| bdnz 1b |
| 6: |
| andi. r4, r4, 3 |
| 7: |
| cmpwi 0, r4, 0 |
| beqlr |
| mtctr r4 |
| addi r6, r6, 3 |
| 8: |
| stbu r5, 1(r14) |
| bdnz 8b |
| blr |
| b _memsetb |
| memcpy: |
| memcpy_from_uspace: |
| 308,4 → 272,6 |
| memcpy_from_uspace_failover_address: |
| memcpy_to_uspace_failover_address: |
| b memcpy_from_uspace_failover_address |
| # return zero, failure |
| xor r3, r3, r3 |
| blr |