1 files changed, 67 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/aarch64/neg_1.c b/gcc-4.9/gcc/testsuite/gcc.target/aarch64/neg_1.c
new file mode 100644
index 000000000..04b0fdd23
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/aarch64/neg_1.c
@@ -0,0 +1,67 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -fno-inline --save-temps" } */
+
+extern void abort (void);
+
+long long
+neg64 (long long a)
+{
+  /* { dg-final { scan-assembler "neg\tx\[0-9\]+" } } */
+  return 0 - a;
+}
+
+long long
+neg64_in_dreg (long long a)
+{
+  /* { dg-final { scan-assembler "neg\td\[0-9\]+, d\[0-9\]+" } } */
+  register long long x asm ("d8") = a;
+  register long long y asm ("d9");
+  asm volatile ("" : : "w" (x));
+  y = 0 - x;
+  asm volatile ("" : : "w" (y));
+  return y;
+}
+
+int
+neg32 (int a)
+{
+  /* { dg-final { scan-assembler "neg\tw\[0-9\]+" } } */
+  return 0 - a;
+}
+
+int
+neg32_in_sreg (int a)
+{
+  /* { dg-final { scan-assembler "neg\tv\[0-9\]+\.2s, v\[0-9\]+\.2s" } } */
+  register int x asm ("s8") = a;
+  register int y asm ("s9");
+  asm volatile ("" : : "w" (x));
+  y = 0 - x;
+  asm volatile ("" : : "w" (y));
+  return y;
+}
+
+int
+main (void)
+{
+  long long a;
+  int b;
+  a = 61;
+  b = 313;
+
+  if (neg64 (a) != -61)
+    abort ();
+
+  if (neg64_in_dreg (a) != -61)
+    abort ();
+
+  if (neg32 (b) != -313)
+    abort ();
+
+  if (neg32_in_sreg (b) != -313)
+    abort ();
+
+  return 0;
+}
+
+/* { dg-final { cleanup-saved-temps } } */