diff options
| author | Christopher Faylor <me@cgf.cx> | 2000-02-17 19:39:52 +0000 |
|---|---|---|
| committer | Christopher Faylor <me@cgf.cx> | 2000-02-17 19:39:52 +0000 |
| commit | 8a0efa53e44919bcf5ccb1d3353618a82afdf8bc (patch) | |
| tree | 68c3dbf3f2c6fd5d49777def9914d77b5cd4589d /newlib/libc/sys/go32/clock.S | |
| parent | 1fd5e000ace55b323124c7e556a7a864b972a5c4 (diff) | |
| download | cygnal-8a0efa53e44919bcf5ccb1d3353618a82afdf8bc.tar.gz cygnal-8a0efa53e44919bcf5ccb1d3353618a82afdf8bc.tar.bz2 cygnal-8a0efa53e44919bcf5ccb1d3353618a82afdf8bc.zip | |
import newlib-2000-02-17 snapshot
Diffstat (limited to 'newlib/libc/sys/go32/clock.S')
| -rw-r--r-- | newlib/libc/sys/go32/clock.S | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/newlib/libc/sys/go32/clock.S b/newlib/libc/sys/go32/clock.S new file mode 100644 index 000000000..e6ac06ed2 --- /dev/null +++ b/newlib/libc/sys/go32/clock.S @@ -0,0 +1,45 @@ +/* This is file CLOCK.S */ +/* +** Copyright (C) 1993 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954 +** +** This file is distributed under the terms listed in the document +** "copying.dj", available from DJ Delorie at the address above. +** A copy of "copying.dj" should accompany this file; if not, a copy +** should be available from where this file was obtained. This file +** may not be distributed without a verbatim copy of "copying.dj". +** +** This file is distributed WITHOUT ANY WARRANTY; without even the implied +** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +** +** Modified by C. Sandmann for DPMI support (sandmann@clio.rice.edu) +*/ + .data +clock_init: + .long 0 + + .text + .globl _clock +_clock: + call _rawclock + imull $54931,%eax,%eax + ret + + .align 4,0x90 + .globl _rawclock +_rawclock: + movzwl __core_select,%eax + testl %eax,%eax + je old_clock /* Image run with pre-DPMI extender */ + movw %ax,%gs + movl %gs:0x46c(,1),%eax + jmp check_initted +old_clock: + movl 0xe000046c,%eax +check_initted: + cmp $0,clock_init + jne clock_initted + movl %eax,clock_init +clock_initted: + subl clock_init,%eax + ret + |