X-Git-Url: https://git.ucc.asn.au/?p=ipdf%2Fcode.git;a=blobdiff_plain;f=src%2Fadd_digits_asm.s;fp=src%2Fadd_digits_asm.s;h=8144acc0ed8722291df104640c63e1b60e50afdc;hp=39f4af9acf5817eeed0a80cb22be8a09d703461d;hb=319b6b36b1354e944e76246a093f103188746369;hpb=68dfceb76cbc78e1e0dd529dd0c14be116528353

diff --git a/src/add_digits_asm.s b/src/add_digits_asm.s
index 39f4af9..8144acc 100644
--- a/src/add_digits_asm.s
+++ b/src/add_digits_asm.s
@@ -9,6 +9,7 @@
 # Result in %rax is the final result in the carry flag
 # Exploits the fact that inc and dec do not affect the carry flag
 add_digits:
+	addq $0, %rax
 	loop:
 		movq (%rsi), %rax # Temporarily store digit from second array
 		adcq %rax, (%rdi) # Add digits in second and first array, store in first