http://llvm.org/bugs/show_bug.cgi?id=6192
Summary: [mips] wrong instruction selection for multiplication
Product: new-bugs
Version: unspecified
Platform: PC
OS/Version: Linux
Status: ASSIGNED
Keywords: miscompilation
Severity: normal
Priority: P2
Component: new bugs
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Created an attachment (id=4155)
--> (http://llvm.org/bugs/attachment.cgi?id=4155)
wrong instruction selection for multiplication
In assembly generated for following file
#include<stdio.h>
int main(){
int i;
scanf("%d",&i);
printf("i*i=%d\n",i*i);
return 0;
}
we see instruction sequence below generated
mult $2, $2
mfhi $2
~~~~ should be mflo
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