From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 23 Jan 2019 10:40:08 +0000 (-0800)
Subject: Make new OpenACC kernels conversion the default; adjust and add tests
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d3c8aacb5fb5407691f9237733f41056ef7202b7;p=thirdparty%2Fgcc.git

Make new OpenACC kernels conversion the default; adjust and add tests

	gcc/
	* params.opt (openacc_kernels): Default to decompose.
	gcc/testsuite/
	* c-c++-common/goacc/classify-kernels-unparallelized.c: Update.
	* c-c++-common/goacc/classify-kernels.c: Likewise.
	* c-c++-common/goacc/classify-parallel.c: Likewise.
	* c-c++-common/goacc/classify-routine.c: Likewise.
	* c-c++-common/goacc/loop-2-kernels.c: Likewise.
	* c-c++-common/goacc/note-parallelism-1-kernels-conditional-loop-independent_seq.c:
	New file.
	* c-c++-common/goacc/note-parallelism-1-kernels-loop-auto.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-1-kernels-loop-independent_seq.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-1-kernels-loops.c: Likewise.
	* c-c++-common/goacc/note-parallelism-1-kernels-straight-line.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-combined-kernels-loop-auto.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-combined-kernels-loop-independent_seq.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-kernels-conditional-loop-independent_seq.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-kernels-loop-auto.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-kernels-loop-independent_seq.c:
	Likewise.
	* c-c++-common/goacc/note-parallelism-kernels-loops.c: Likewise.
	* c-c++-common/goacc/note-parallelism.c: Likewise.
	* c-c++-common/goacc/routine-1.c: Likewise.
	* c-c++-common/goacc/uninit-dim-clause.c: Likewise.
---

diff --git a/gcc/ChangeLog.omp b/gcc/ChangeLog.omp
index 1f13e4a57b72..be388cc9d6f3 100644
--- a/gcc/ChangeLog.omp
+++ b/gcc/ChangeLog.omp
@@ -1,3 +1,7 @@
+2019-01-23  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* params.opt (openacc_kernels): Default to decompose.
+
 2018-09-05  Cesar Philippidis  <cesar@codesourcery.com>
 	    Chung-Lin Tang  <cltang@codesourcery.com>
 
diff --git a/gcc/params.opt b/gcc/params.opt
index b88e13720057..d0e753e2d592 100644
--- a/gcc/params.opt
+++ b/gcc/params.opt
@@ -806,7 +806,7 @@ Common Joined UInteger Var(param_min_vect_loop_bound) Param Optimization
 If -ftree-vectorize is used, the minimal loop bound of a loop to be considered for vectorization.
 
 -param=openacc-kernels=
-Common Joined Enum(openacc_kernels) Var(param_openacc_kernels) Init(OPENACC_KERNELS_PARLOOPS) Param
+Common Joined Enum(openacc_kernels) Var(param_openacc_kernels) Init(OPENACC_KERNELS_DECOMPOSE) Param
 --param=openacc-kernels=[decompose|parloops]	Specify mode of OpenACC 'kernels' constructs handling.
 
 Enum
diff --git a/gcc/testsuite/ChangeLog.omp b/gcc/testsuite/ChangeLog.omp
index 953321cd7377..caf4b6ab14b2 100644
--- a/gcc/testsuite/ChangeLog.omp
+++ b/gcc/testsuite/ChangeLog.omp
@@ -1,3 +1,34 @@
+2019-01-23  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* c-c++-common/goacc/classify-kernels-unparallelized.c: Update.
+	* c-c++-common/goacc/classify-kernels.c: Likewise.
+	* c-c++-common/goacc/classify-parallel.c: Likewise.
+	* c-c++-common/goacc/classify-routine.c: Likewise.
+	* c-c++-common/goacc/loop-2-kernels.c: Likewise.
+	* c-c++-common/goacc/note-parallelism-1-kernels-conditional-loop-independent_seq.c:
+	New file.
+	* c-c++-common/goacc/note-parallelism-1-kernels-loop-auto.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-1-kernels-loop-independent_seq.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-1-kernels-loops.c: Likewise.
+	* c-c++-common/goacc/note-parallelism-1-kernels-straight-line.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-combined-kernels-loop-auto.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-combined-kernels-loop-independent_seq.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-kernels-conditional-loop-independent_seq.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-kernels-loop-auto.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-kernels-loop-independent_seq.c:
+	Likewise.
+	* c-c++-common/goacc/note-parallelism-kernels-loops.c: Likewise.
+	* c-c++-common/goacc/note-parallelism.c: Likewise.
+	* c-c++-common/goacc/routine-1.c: Likewise.
+	* c-c++-common/goacc/uninit-dim-clause.c: Likewise.
+
 2019-01-30  Thomas Schwinge  <thomas@codesourcery.com>
 
 	* c-c++-common/goacc/kernels-1.c: Add
diff --git a/gcc/testsuite/c-c++-common/goacc/classify-kernels-unparallelized.c b/gcc/testsuite/c-c++-common/goacc/classify-kernels-unparallelized.c
index 61871d118a98..64145f7bd4cc 100644
--- a/gcc/testsuite/c-c++-common/goacc/classify-kernels-unparallelized.c
+++ b/gcc/testsuite/c-c++-common/goacc/classify-kernels-unparallelized.c
@@ -1,5 +1,5 @@
 /* Check offloaded function's attributes and classification for unparallelized
-   OpenACC kernels.  */
+   OpenACC 'kernels'.  */
 
 /* { dg-additional-options "--param openacc-kernels=decompose" } */
 
@@ -22,9 +22,8 @@ extern unsigned int *__restrict a;
 extern unsigned int *__restrict b;
 extern unsigned int *__restrict c;
 
-/* An "extern"al mapping of loop iterations/array indices makes the loop
-   unparallelizable.  */
 extern unsigned int f (unsigned int);
+#pragma acc routine (f) seq
 
 void KERNELS ()
 {
@@ -36,6 +35,8 @@ void KERNELS ()
   /* { dg-optimized {assigned OpenACC seq loop parallelism} {} { target *-*-* } l_compute1 } */
   /* { dg-note {beginning 'parloops' part in OpenACC 'kernels' region} {} { target *-*-* } .+1 } */
   for (unsigned int i = 0; i < N; i++)
+    /* An "extern"al mapping of loop iterations/array indices makes the loop
+       unparallelizable.  */
     c[i] = a[f (i)] + b[f (i)];
 }
 
diff --git a/gcc/testsuite/c-c++-common/goacc/classify-kernels.c b/gcc/testsuite/c-c++-common/goacc/classify-kernels.c
index 1473337986f9..ce3042941ca5 100644
--- a/gcc/testsuite/c-c++-common/goacc/classify-kernels.c
+++ b/gcc/testsuite/c-c++-common/goacc/classify-kernels.c
@@ -1,5 +1,5 @@
 /* Check offloaded function's attributes and classification for OpenACC
-   kernels.  */
+   'kernels'.  */
 
 /* { dg-additional-options "--param openacc-kernels=decompose" } */
 
diff --git a/gcc/testsuite/c-c++-common/goacc/classify-parallel.c b/gcc/testsuite/c-c++-common/goacc/classify-parallel.c
index 61d03c0a5c45..303657cb6383 100644
--- a/gcc/testsuite/c-c++-common/goacc/classify-parallel.c
+++ b/gcc/testsuite/c-c++-common/goacc/classify-parallel.c
@@ -1,5 +1,5 @@
 /* Check offloaded function's attributes and classification for OpenACC
-   parallel.  */
+   'parallel'.  */
 
 /* { dg-additional-options "-O2" }
    { dg-additional-options "-fopt-info-optimized-omp" }
diff --git a/gcc/testsuite/c-c++-common/goacc/classify-routine.c b/gcc/testsuite/c-c++-common/goacc/classify-routine.c
index 075822e81b6d..6c059e619bbb 100644
--- a/gcc/testsuite/c-c++-common/goacc/classify-routine.c
+++ b/gcc/testsuite/c-c++-common/goacc/classify-routine.c
@@ -1,5 +1,5 @@
 /* Check offloaded function's attributes and classification for OpenACC
-   routine.  */
+   'routine'.  */
 
 /* { dg-additional-options "-O2" }
    { dg-additional-options "-fopt-info-optimized-omp" }
diff --git a/gcc/testsuite/c-c++-common/goacc/loop-2-kernels.c b/gcc/testsuite/c-c++-common/goacc/loop-2-kernels.c
index 01515089a7d8..c989222669c0 100644
--- a/gcc/testsuite/c-c++-common/goacc/loop-2-kernels.c
+++ b/gcc/testsuite/c-c++-common/goacc/loop-2-kernels.c
@@ -37,7 +37,7 @@ void K(void)
 	for (j = 0; j < 10; j++)
 	  { }
       }
-#pragma acc loop seq gang // { dg-error "'seq' overrides" }
+#pragma acc loop seq gang // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
     for (i = 0; i < 10; i++)
       { }
 
@@ -63,7 +63,7 @@ void K(void)
 	for (j = 0; j < 10; j++)
 	  { }
       }
-#pragma acc loop seq worker // { dg-error "'seq' overrides" }
+#pragma acc loop seq worker // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
     for (i = 0; i < 10; i++)
       { }
 #pragma acc loop gang worker
@@ -92,7 +92,7 @@ void K(void)
 	for (j = 1; j < 10; j++)
 	  { }
       }
-#pragma acc loop seq vector // { dg-error "'seq' overrides" }
+#pragma acc loop seq vector // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
     for (i = 0; i < 10; i++)
       { }
 #pragma acc loop gang vector
@@ -105,7 +105,7 @@ void K(void)
 #pragma acc loop auto
     for (i = 0; i < 10; i++)
       { }
-#pragma acc loop seq auto // { dg-error "'seq' overrides" }
+#pragma acc loop seq auto // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
     for (i = 0; i < 10; i++)
       { }
 #pragma acc loop gang auto // { dg-error "'auto' conflicts" }
@@ -147,7 +147,7 @@ void K(void)
 #pragma acc kernels loop worker(num:5)
   for (i = 0; i < 10; i++)
     { }
-#pragma acc kernels loop seq worker // { dg-error "'seq' overrides" }
+#pragma acc kernels loop seq worker // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
   for (i = 0; i < 10; i++)
     { }
 #pragma acc kernels loop gang worker
@@ -163,7 +163,7 @@ void K(void)
 #pragma acc kernels loop vector(length:5)
   for (i = 0; i < 10; i++)
     { }
-#pragma acc kernels loop seq vector // { dg-error "'seq' overrides" }
+#pragma acc kernels loop seq vector // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
   for (i = 0; i < 10; i++)
     { }
 #pragma acc kernels loop gang vector
@@ -176,7 +176,7 @@ void K(void)
 #pragma acc kernels loop auto
   for (i = 0; i < 10; i++)
     { }
-#pragma acc kernels loop seq auto // { dg-error "'seq' overrides" }
+#pragma acc kernels loop seq auto // { dg-error "'seq' overrides" "TODO" { xfail *-*-* } }
   for (i = 0; i < 10; i++)
     { }
 #pragma acc kernels loop gang auto // { dg-error "'auto' conflicts" }
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-conditional-loop-independent_seq.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-conditional-loop-independent_seq.c
new file mode 100644
index 000000000000..a81d3559dafc
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-conditional-loop-independent_seq.c
@@ -0,0 +1,129 @@
+/* Test the output of "-fopt-info-optimized-omp" for an OpenACC 'kernels'
+   construct containing conditionally executed 'loop' constructs with
+   'independent' or 'seq' clauses.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+extern int c;
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+  if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop seq
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent worker
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang worker
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent worker vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang worker vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent worker
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent vector
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop seq
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop seq
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop seq
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loop-auto.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loop-auto.c
new file mode 100644
index 000000000000..22ac5399a9d2
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loop-auto.c
@@ -0,0 +1,126 @@
+/* Test the output of "-fopt-info-optimized-omp" for an OpenACC 'kernels'
+   construct containing 'loop' constructs with explicit or implicit 'auto'
+   clause.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels
+ /* Strangely indented to keep this similar to other test cases.  */
+ {
+#pragma acc loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto gang /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto worker /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto gang vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto gang worker /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto worker vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto gang worker vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto gang /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto worker
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto vector
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loop-independent_seq.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loop-independent_seq.c
new file mode 100644
index 000000000000..a436cd3f007d
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loop-independent_seq.c
@@ -0,0 +1,126 @@
+/* Test the output of "-fopt-info-optimized-omp" for an OpenACC 'kernels'
+   construct containing 'loop' constructs with 'independent' or 'seq'
+   clauses.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels
+ /* Strangely indented to keep this similar to other test cases.  */
+ {
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent worker /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent vector /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang vector /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang worker /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent worker vector /* { dg-message "note: assigned OpenACC worker vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang worker vector /* { dg-message "note: assigned OpenACC gang worker vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent gang /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent worker /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent vector /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loops.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loops.c
new file mode 100644
index 000000000000..e8b994b5be05
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-loops.c
@@ -0,0 +1,47 @@
+/* Test the output of "-fopt-info-optimized-omp" for an OpenACC 'kernels'
+   construct containing loops.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ {
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    ;
+
+  for (x = 0; x < 10; x++)
+    ;
+
+  for (x = 0; x < 10; x++)
+    for (y = 0; y < 10; y++)
+      for (z = 0; z < 10; z++)
+	;
+
+  for (x = 0; x < 10; x++)
+    ;
+
+  for (x = 0; x < 10; x++)
+    for (y = 0; y < 10; y++)
+      ;
+
+  for (x = 0; x < 10; x++)
+    for (y = 0; y < 10; y++)
+      for (z = 0; z < 10; z++)
+	;
+
+  for (x = 0; x < 10; x++)
+    for (y = 0; y < 10; y++)
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-straight-line.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-straight-line.c
new file mode 100644
index 000000000000..8e40f6217be0
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-1-kernels-straight-line.c
@@ -0,0 +1,82 @@
+/* Test the output of "-fopt-info-optimized-omp" for an OpenACC 'kernels'
+   construct containing straight-line code.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+#pragma acc routine gang
+extern int
+f_g (int);
+
+#pragma acc routine worker
+extern int
+f_w (int);
+
+#pragma acc routine vector
+extern int
+f_v (int);
+
+#pragma acc routine seq
+extern int
+f_s (int);
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels /* { dg-warning "region contains gang partitoned code but is not gang partitioned" } */
+  {
+    x = 0; /* { dg-message "note: beginning .gang-single. region in OpenACC .kernels. construct" } */
+    y = x < 10;
+    z = x++;
+    ;
+
+    y = 0;
+    z = y < 10;
+    x -= f_g (y++); /* { dg-message "note: assigned OpenACC gang worker vector loop parallelism" } */
+    ;
+
+    x = f_w (0); /* { dg-message "note: assigned OpenACC worker vector loop parallelism" } */
+    z = f_v (x < 10); /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    y -= f_s (x++); /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+    ;
+
+    x = 0;
+    y = x < 10;
+    z = (x++);
+    y = 0;
+    x = y < 10;
+    z += (y++);
+    ;
+
+    x = 0;
+    y += f_s (x < 10); /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+    x++;
+    y = 0;
+    y += f_v (y < 10); /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    y++;
+    z = 0;
+    y += f_w (z < 10); /* { dg-message "note: assigned OpenACC worker vector loop parallelism" } */
+    z++;
+    ;
+
+    x = 0;
+    y *= f_g ( /* { dg-message "note: assigned OpenACC gang worker vector loop parallelism" } */
+	      f_w (x < 10) /* { dg-message "note: assigned OpenACC worker vector loop parallelism" } */
+	      + f_g (x < 10) /* { dg-message "note: assigned OpenACC gang worker vector loop parallelism" } */
+	      );
+    x++;
+    y = 0;
+    y *= y < 10;
+    y++;
+    z = 0;
+    y *= z < 10;
+    z++;
+    ;
+  }
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-combined-kernels-loop-auto.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-combined-kernels-loop-auto.c
new file mode 100644
index 000000000000..0254036d7af7
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-combined-kernels-loop-auto.c
@@ -0,0 +1,121 @@
+/* Test the output of "-fopt-info-optimized-omp" for combined OpenACC 'kernels
+   loop' constructs with explicit or implicit 'auto' clause.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto gang /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto worker /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto gang vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto gang worker /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto worker vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto gang worker vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto gang /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto worker
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto vector
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc kernels loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop
+      for (z = 0; z < 10; z++)
+	;
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-combined-kernels-loop-independent_seq.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-combined-kernels-loop-independent_seq.c
new file mode 100644
index 000000000000..83602a9414d6
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-combined-kernels-loop-independent_seq.c
@@ -0,0 +1,121 @@
+/* Test the output of "-fopt-info-optimized-omp" for combined OpenACC 'kernels
+   loop' constructs with 'independent' or 'seq' clauses.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent gang /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent worker /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent vector /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent gang vector /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent gang worker /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent worker vector /* { dg-message "note: assigned OpenACC worker vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent gang worker vector /* { dg-message "note: assigned OpenACC gang worker vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent gang /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent worker /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent vector /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop independent /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc kernels loop independent /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-conditional-loop-independent_seq.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-conditional-loop-independent_seq.c
new file mode 100644
index 000000000000..e12e0fdae526
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-conditional-loop-independent_seq.c
@@ -0,0 +1,204 @@
+/* Test the output of "-fopt-info-optimized-omp" for OpenACC 'kernels'
+   constructs containing conditionally executed 'loop' constructs with
+   'independent' or 'seq' clauses.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+extern int c;
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop seq
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent gang
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent worker
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent gang vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent gang worker
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent worker vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent gang worker vector
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent gang
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent worker
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent vector
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+      ;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop seq
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop seq
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop independent
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+ /* Strangely indented to keep this similar to other test cases.  */
+ if (c) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+ {
+#pragma acc loop seq
+  /* { dg-message "note: unparallelized loop nest in OpenACC .kernels. region: it's executed conditionally" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq
+      for (z = 0; z < 10; z++)
+	;
+ }
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loop-auto.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loop-auto.c
new file mode 100644
index 000000000000..d52b2e860c26
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loop-auto.c
@@ -0,0 +1,138 @@
+/* Test the output of "-fopt-info-optimized-omp" for OpenACC 'kernels'
+   constructs containing 'loop' constructs with explicit or implicit 'auto'
+   clause.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels
+#pragma acc loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto gang /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto worker /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto gang vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto gang worker /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto worker vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto gang worker vector /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto gang /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto worker
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto vector
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc kernels
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop
+    for (y = 0; y < 10; y++)
+#pragma acc loop auto
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop auto /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: forwarded loop nest in OpenACC .kernels. construct to .parloops. for analysis" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop auto
+    for (y = 0; y < 10; y++)
+#pragma acc loop
+      for (z = 0; z < 10; z++)
+	;
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loop-independent_seq.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loop-independent_seq.c
new file mode 100644
index 000000000000..661f7122a2c0
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loop-independent_seq.c
@@ -0,0 +1,138 @@
+/* Test the output of "-fopt-info-optimized-omp" for OpenACC 'kernels'
+   constructs containing 'loop' constructs with 'independent' or 'seq'
+   clauses.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent gang /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent worker /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent vector /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent gang vector /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent gang worker /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent worker vector /* { dg-message "note: assigned OpenACC worker vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent gang worker vector /* { dg-message "note: assigned OpenACC gang worker vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent gang /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent worker /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent vector /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+    ;
+
+#pragma acc kernels
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc kernels
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang worker loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  /* { dg-message "note: parallelized loop nest in OpenACC .kernels. construct" "" { target *-*-* } .-1 } */
+  for (x = 0; x < 10; x++)
+#pragma acc loop independent /* { dg-message "note: assigned OpenACC gang vector loop parallelism" } */
+    for (y = 0; y < 10; y++)
+#pragma acc loop seq /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+      for (z = 0; z < 10; z++)
+	;
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loops.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loops.c
new file mode 100644
index 000000000000..7587d9d2962b
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism-kernels-loops.c
@@ -0,0 +1,50 @@
+/* Test the output of "-fopt-info-optimized-omp" for an OpenACC 'kernels'
+   construct containing loops.  */
+
+/* { dg-additional-options "-fopt-info-optimized-omp" } */
+
+//TODO update accordingly
+/* See also "../../gfortran.dg/goacc/note-parallelism.f90".  */
+
+int
+main ()
+{
+  int x, y, z;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    ;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    ;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    for (y = 0; y < 10; y++)
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    ;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    for (y = 0; y < 10; y++)
+      ;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    for (y = 0; y < 10; y++)
+      for (z = 0; z < 10; z++)
+	;
+
+#pragma acc kernels /* { dg-message "note: assigned OpenACC seq loop parallelism" } */
+  for (x = 0; x < 10; x++) /* { dg-message "note: beginning .parloops. region in OpenACC .kernels. construct" } */
+    for (y = 0; y < 10; y++)
+      for (z = 0; z < 10; z++)
+	;
+
+  return 0;
+}
diff --git a/gcc/testsuite/c-c++-common/goacc/note-parallelism.c b/gcc/testsuite/c-c++-common/goacc/note-parallelism.c
index 735df7dfad7a..2b49a8be5d12 100644
--- a/gcc/testsuite/c-c++-common/goacc/note-parallelism.c
+++ b/gcc/testsuite/c-c++-common/goacc/note-parallelism.c
@@ -1,4 +1,5 @@
-/* Test the output of "-fopt-info-optimized-omp".  */
+/* Test the output of "-fopt-info-optimized-omp" for OpenACC 'parallel'
+   constructs.  */
 
 /* { dg-additional-options "-fopt-info-optimized-omp" } */
 
diff --git a/gcc/testsuite/c-c++-common/goacc/routine-1.c b/gcc/testsuite/c-c++-common/goacc/routine-1.c
index 051f7937deee..ee5cb4333bf8 100644
--- a/gcc/testsuite/c-c++-common/goacc/routine-1.c
+++ b/gcc/testsuite/c-c++-common/goacc/routine-1.c
@@ -29,7 +29,7 @@ void seq (void)
 
 int main ()
 {
-#pragma acc kernels num_gangs (32) num_workers (32) vector_length (32)
+#pragma acc kernels num_gangs (32) num_workers (32) vector_length (32) /* { dg-warning "region contains gang partitoned code but is not gang partitioned" } */
   {
     gang ();
     worker ();
diff --git a/gcc/testsuite/c-c++-common/goacc/uninit-dim-clause.c b/gcc/testsuite/c-c++-common/goacc/uninit-dim-clause.c
index 8368ccdc7f80..134861e83033 100644
--- a/gcc/testsuite/c-c++-common/goacc/uninit-dim-clause.c
+++ b/gcc/testsuite/c-c++-common/goacc/uninit-dim-clause.c
@@ -30,12 +30,12 @@ void acc_kernels()
   /* { dg-note {'j' was declared here} {} { target *-*-* } .-2 } */
   /* { dg-note {'k' was declared here} {} { target *-*-* } .-3 } */
 
-  #pragma acc kernels num_gangs(i) /* { dg-warning "is used uninitialized" } */
+  #pragma acc kernels num_gangs(i) /* { dg-warning "is used uninitialized" "TODO" { xfail *-*-* } } */
   ;
 
-  #pragma acc kernels num_workers(j) /* { dg-warning "is used uninitialized" } */
+  #pragma acc kernels num_workers(j) /* { dg-warning "is used uninitialized" "TODO" { xfail *-*-* } } */
   ;
 
-  #pragma acc kernels vector_length(k) /* { dg-warning "is used uninitialized" } */
+  #pragma acc kernels vector_length(k) /* { dg-warning "is used uninitialized" "TODO" { xfail *-*-* } } */
   ;
 }