correct fix for log10.

svn path=/trunk/; revision=27482
2026-09-02 12:23:31 +00:00 · 2007-07-08 15:33:38 +00:00
parent a8ea3c335e
commit aec8f7eff1
1 changed files with 9 additions and 7 deletions
@@ -15,11 +15,13 @@
 /* FUNCTIONS ***************************************************************/

 _log10:
-        push    ebp
-        mov     ebp,esp            
-        fldlg2  
-        fld     qword ptr [ebp+8]   
-        fyl2x                    
-        pop     ebp
-        ret
+
+    push    ebp
+    mov     ebp,esp
+    fld     qword ptr [ebp+8]       ; Load real from stack
+    fldlg2                          ; Load log base 10 of 2
+    fxch    st(1)                   ; Exchange st, st(1)
+    fyl2x                           ; Compute the log base 10(x)
+    pop     ebp
+    ret