diff options
| author | Christopher Faylor <me@cgf.cx> | 2000-02-17 22:39:52 +0300 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2000-02-17 22:39:52 +0300 |
| commit | 8a0efa53e44919bcf5ccb1d3353618a82afdf8bc (patch) | |
| tree | 68c3dbf3f2c6fd5d49777def9914d77b5cd4589d /newlib/libc/sys/sysvnecv70/sbrk.s | |
| parent | 1fd5e000ace55b323124c7e556a7a864b972a5c4 (diff) | |
import newlib-2000-02-17 snapshot
Diffstat (limited to 'newlib/libc/sys/sysvnecv70/sbrk.s')
| -rw-r--r-- | newlib/libc/sys/sysvnecv70/sbrk.s | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/newlib/libc/sys/sysvnecv70/sbrk.s b/newlib/libc/sys/sysvnecv70/sbrk.s new file mode 100644 index 000000000..1d5f9242a --- /dev/null +++ b/newlib/libc/sys/sysvnecv70/sbrk.s @@ -0,0 +1,34 @@ + + .globl _sbrk + .globl __sbrk +_sbrk: +__sbrk: + mov.w tptr,r0 + test.w [ap] + je justreport + add.w r0,[ap] + push [ap] + mov.w ap,r3 + mov.w sp,ap + chlvl #0x0,#0x11 + jnl ok + add.w #0x4,sp + jmp cerror +ok: add.w #0x4,sp + mov.w tptr,r0 + mov.w [r3],tptr +justreport: + ret #0x0 + + .globl _brk + .globl __brk +__brk: +_brk: chlvl #0x0,#0x11 + jnl ok1 + jmp cerror +ok1: mov.w [ap],63 + xor.w r0,r0 + ret #0x0 + + .data +tptr: .word _end |