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FSPEED - fix overflow of multiplying.

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git-svn-id: svn://kolibrios.org@4837 a494cfbc-eb01-0410-851d-a64ba20cac60
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Marat Zakiyanov (Mario79) 2014-04-15 06:16:28 +00:00
parent 4d8e87e0a7
commit 1c4e6a64d3
1 changed files with 4 additions and 1 deletions
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5
programs/fs/fspeed/fspeed.asm
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@ -228,8 +228,11 @@ read_chunk:
;-------------------------------------- ;--------------------------------------
.end: .end:
mov eax,[ebp+8] mov eax,[ebp+8]
xor edx,edx
imul eax,ecx imul eax,ecx
shr eax,10+4 shr eax,10+4 ;div 1024 ; div 16
shl edx,18
add eax,edx
mov [ebp+4],eax ; speed KB/s mov [ebp+4],eax ; speed KB/s
DEBUGF 1,'FSPEED: chunk size: %s iterations: %d speed: %d KB/s\n',[ebp],ecx,eax DEBUGF 1,'FSPEED: chunk size: %s iterations: %d speed: %d KB/s\n',[ebp],ecx,eax
mcall 68,13,[fileread.return] mcall 68,13,[fileread.return]