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-rw-r--r--sim/testsuite/sim/aarch64/adds.s17
1 files changed, 17 insertions, 0 deletions
diff --git a/sim/testsuite/sim/aarch64/adds.s b/sim/testsuite/sim/aarch64/adds.s
index 2bc240cd62..fdea5a7e19 100644
--- a/sim/testsuite/sim/aarch64/adds.s
+++ b/sim/testsuite/sim/aarch64/adds.s
@@ -3,6 +3,7 @@
# Check the basic integer compare instructions: adds, adds64, subs, subs64.
# For add, check value pairs 1 and -1 (Z), -1 and -1 (N), 2 and -1 (C),
# and MIN_INT and -1 (V),
+# Also check -2 and 1 (not C).
# For sub, negate the second value.
.include "testutils.inc"
@@ -24,6 +25,10 @@
mov w1, #-1
adds w2, w0, w1
bvc .Lfailure
+ mov w0, #-2
+ mov w1, #1
+ adds w2, w0, w1
+ bcs .Lfailure
mov x0, #1
mov x1, #-1
@@ -41,6 +46,10 @@
mov x1, #-1
adds x2, x0, x1
bvc .Lfailure
+ mov x0, #-2
+ mov x1, #1
+ adds x2, x0, x1
+ bcs .Lfailure
mov w0, #1
mov w1, #1
@@ -58,6 +67,10 @@
mov w1, #1
subs w2, w0, w1
bvc .Lfailure
+ mov w0, #-2
+ mov w1, #-1
+ subs w2, w0, w1
+ bcs .Lfailure
mov x0, #1
mov x1, #1
@@ -75,6 +88,10 @@
mov x1, #1
subs x2, x0, x1
bvc .Lfailure
+ mov x0, #-2
+ mov x1, #-1
+ subs x2, x0, x1
+ bcs .Lfailure
pass
.Lfailure: