Difference between revisions of "Assembly Language IF"
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Line 17: | Line 17: | ||
BNE .loop | BNE .loop | ||
− | Line 1 sets the value of Register 0 to the value 0. | + | Line 1 sets the value of Register 0 to the value 0.<br> |
− | Line 2 is a label which will be used to branch too. | + | Line 2 is a label which will be used to branch too.<br> |
− | Line 3 adds the value 1 to the current value in Register 0 and stores the value back into Register 0. | + | Line 3 adds the value 1 to the current value in Register 0 and stores the value back into Register 0.<br> |
− | Line 4 compares the value in Register 0 with the value 99. | + | Line 4 compares the value in Register 0 with the value 99.<br> |
− | Line 5 will branch to the .loop label if the previous compare was NOT EQUAL. | + | Line 5 will branch to the .loop label if the previous compare was NOT EQUAL.<br> |
Revision as of 09:41, 16 June 2017
C# example
int a = 0;
do
{
a++
}
while ( A != 99);
Assembly Version
LDR R0, #0 .loop ADD R0, R0, #1 CMP R0, #99 BNE .loop
Line 1 sets the value of Register 0 to the value 0.
Line 2 is a label which will be used to branch too.
Line 3 adds the value 1 to the current value in Register 0 and stores the value back into Register 0.
Line 4 compares the value in Register 0 with the value 99.
Line 5 will branch to the .loop label if the previous compare was NOT EQUAL.