When subtracting pointers, divide after subtraction

The pointers might be global addresses, and it doesn't make sense to
divide them before subtracting.

1 files changed, 4 insertions, 5 deletions

diff --git a/tests/subtract-pointer.qbe b/tests/subtract-pointer.qbe
index 9e49d9c..0e7e9a3 100644
--- a/tests/subtract-pointer.qbe
+++ b/tests/subtract-pointer.qbe
@@ -8,10 +8,9 @@ function $f(l %.1, l %.3) {
 @body.2
 	%.5 =l loadl %.2
 	%.6 =l copy %.5
-	%.7 =l udiv %.6, 4
-	%.8 =l loadl %.4
-	%.9 =l copy %.8
-	%.10 =l udiv %.9, 4
-	%.11 =l sub %.7, %.10
+	%.7 =l loadl %.4
+	%.8 =l copy %.7
+	%.9 =l sub %.6, %.8
+	%.10 =l div %.9, 4
 	ret
 }