diff options
Diffstat (limited to 'libtommath/etc/timer.asm')
-rw-r--r-- | libtommath/etc/timer.asm | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/libtommath/etc/timer.asm b/libtommath/etc/timer.asm new file mode 100644 index 0000000..326a947 --- /dev/null +++ b/libtommath/etc/timer.asm @@ -0,0 +1,37 @@ +; x86 timer in NASM +; +; Tom St Denis, tomstdenis@iahu.ca +[bits 32] +[section .data] +time dd 0, 0 + +[section .text] + +%ifdef USE_ELF +[global t_start] +t_start: +%else +[global _t_start] +_t_start: +%endif + push edx + push eax + rdtsc + mov [time+0],edx + mov [time+4],eax + pop eax + pop edx + ret + +%ifdef USE_ELF +[global t_read] +t_read: +%else +[global _t_read] +_t_read: +%endif + rdtsc + sub eax,[time+4] + sbb edx,[time+0] + ret +
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