[AArch64] PR target/68363 Check that argument is real INSN in aarch64_madd_needs_nop

	PR target/68363
	* config/aarch64/aarch64.c (aarch64_madd_needs_nop): Reject arguments
	that are not INSN_P.

	* gcc.target/aarch64/pr68363_1.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230760 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 988f723..1fcb0f5 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-11-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+       PR target/68363
+       * config/aarch64/aarch64.c (aarch64_madd_needs_nop): Reject arguments
+       that are not INSN_P.
+
 2015-11-23  Bilyan Borisov  <bilyan.borisov@arm.com>
 
        * config/aarch64/aarch64-builtins.c

diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 54b9b42..3fe2f0f 100644 (file)
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -10108,7 +10108,7 @@ aarch64_madd_needs_nop (rtx_insn* insn)
   if (!TARGET_FIX_ERR_A53_835769)
     return false;
 
-  if (recog_memoized (insn) < 0)
+  if (!INSN_P (insn) || recog_memoized (insn) < 0)
     return false;
 
   attr_type = get_attr_type (insn);

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2a5d893..e14bebf 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-11-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+       PR target/68363
+       * gcc.target/aarch64/pr68363_1.c: New test.
+
 2015-11-23  Bilyan Borisov  <bilyan.borisov@arm.com>
 
        * gcc.target/aarch64/simd/vmulx.x: New.

diff --git a/gcc/testsuite/gcc.target/aarch64/pr68363_1.c b/gcc/testsuite/gcc.target/aarch64/pr68363_1.c
new file mode 100644 (file)
index 0000000..bb294b5
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/pr68363_1.c
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-options "-mfix-cortex-a53-835769" } */
+
+int
+foo (int i)
+{
+  switch (i)
+    {
+    case 0:
+    case 2:
+    case 5:
+      return 0;
+    case 7:
+    case 11:
+    case 13:
+      return 1;
+    }
+  return -1;
+}