* src/base/digitseq/cl_asm_i386_.cc (compare_loop_up,

compare_loop_down): Fix empty ranges.
17 years ago · 88ed5f76b2
2 changed files with 7 additions and 0 deletions
--- a/5
+++ b/5
@ -1,3 +1,8 @@
+2007-11-03  Richard B. Kreckel  <kreckel@ginac.de>
+
+	* src/base/digitseq/cl_asm_i386_.cc (compare_loop_up, 
+	compare_loop_down): Fix empty ranges.
+
 2007-10-12  Richard B. Kreckel  <kreckel@ginac.de>

 	Fix compilation on CYGWIN:
--- a/src/base/digitseq/cl_asm_i386_.cc
+++ b/src/base/digitseq/cl_asm_i386_.cc
@ -536,6 +536,7 @@ C(compare_loop_up:)
            movl    4(%esp),%esi    // %esi = xptr
            movl    8(%esp),%edi    // %edi = yptr
            movl    12(%esp),%ecx   // %ecx = count
+            cmp     %ecx,%ecx       // initialize flags for the case %ecx is 0
            dir0start
            repz                    // Falls %ecx > 0:
              cmpsl                 // %ecx mal aufwärts (%edi) und (%esi) vergleichen
@ -1377,6 +1378,7 @@ C(compare_loop_down:)
            movl    12(%esp),%ecx   // %ecx = count
            leal    -4(%esi),%esi
            leal    -4(%edi),%edi
+            cmp     %ecx,%ecx       // initialize flags for the case %ecx is 0
            dir1start
            repz                    // Falls %ecx > 0:
              cmpsl                 // %ecx mal aufwärts (%edi) und (%esi) vergleichen