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* [gcc/devel/omp/gcc-12] Enable GOMP_MAP_FIRSTPRIVATE_INT for OpenACC
@ 2022-06-29 14:34 Kwok Yeung
0 siblings, 0 replies; only message in thread
From: Kwok Yeung @ 2022-06-29 14:34 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:bfe3562fe9cdd1d2091c883d3c489d4b24a30353
commit bfe3562fe9cdd1d2091c883d3c489d4b24a30353
Author: Julian Brown <julian@codesourcery.com>
Date: Tue Feb 26 15:10:21 2019 -0800
Enable GOMP_MAP_FIRSTPRIVATE_INT for OpenACC
2018-12-22 Cesar Philippidis <cesar@codesourcery.com>
Julian Brown <julian@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>
gcc/
* omp-low.cc (maybe_lookup_field_in_outer_ctx): New function.
(convert_to_firstprivate_int): New function.
(convert_from_firstprivate_int): New function.
(lower_omp_target): Enable GOMP_MAP_FIRSTPRIVATE_INT in OpenACC.
Remove unused variable.
libgomp/
* oacc-parallel.c (GOACC_parallel_keyed): Handle
GOMP_MAP_FIRSTPRIVATE_INT host addresses.
* plugin/plugin-nvptx.c (nvptx_exec): Handle
GOMP_MAP_FIRSTPRIVATE_INT host addresses.
* testsuite/libgomp.oacc-c++/firstprivate-int.C: New test.
* testsuite/libgomp.oacc-c-c++-common/firstprivate-int.c: New
test.
* testsuite/libgomp.oacc-fortran/firstprivate-int.f90: New test.
Diff:
---
gcc/ChangeLog.omp | 10 +
gcc/omp-low.cc | 147 +++++++++++++--
libgomp/ChangeLog.omp | 12 ++
.../testsuite/libgomp.oacc-c++/firstprivate-int.C | 83 +++++++++
.../libgomp.oacc-c-c++-common/firstprivate-int.c | 67 +++++++
.../libgomp.oacc-fortran/firstprivate-int.f90 | 205 +++++++++++++++++++++
6 files changed, 512 insertions(+), 12 deletions(-)
diff --git a/gcc/ChangeLog.omp b/gcc/ChangeLog.omp
index d9ec563df8a..ac03493f34c 100644
--- a/gcc/ChangeLog.omp
+++ b/gcc/ChangeLog.omp
@@ -1,3 +1,13 @@
+2018-12-22 Cesar Philippidis <cesar@codesourcery.com>
+ Julian Brown <julian@codesourcery.com>
+ Tobias Burnus <tobias@codesourcery.com>
+
+ * omp-low.cc (maybe_lookup_field_in_outer_ctx): New function.
+ (convert_to_firstprivate_int): New function.
+ (convert_from_firstprivate_int): New function.
+ (lower_omp_target): Enable GOMP_MAP_FIRSTPRIVATE_INT in OpenACC.
+ Remove unused variable.
+
2018-08-28 Julian Brown <julian@codesourcery.com>
Cesar Philippidis <cesar@codesourcery.com>
diff --git a/gcc/omp-low.cc b/gcc/omp-low.cc
index 5dbff936f2f..779cc26e204 100644
--- a/gcc/omp-low.cc
+++ b/gcc/omp-low.cc
@@ -4729,6 +4729,19 @@ maybe_lookup_decl_in_outer_ctx (tree decl, omp_context *ctx)
return t ? t : decl;
}
+/* Returns true if DECL is present inside a field that encloses CTX. */
+
+static bool
+maybe_lookup_field_in_outer_ctx (tree decl, omp_context *ctx)
+{
+ omp_context *up;
+
+ for (up = ctx->outer; up; up = up->outer)
+ if (maybe_lookup_field (decl, up))
+ return true;
+
+ return false;
+}
/* Construct the initialization value for reduction operation OP. */
@@ -12868,6 +12881,74 @@ lower_omp_taskreg (gimple_stmt_iterator *gsi_p, omp_context *ctx)
}
}
+/* Helper function for lower_omp_target. Converts VAR to something that can
+ be represented by a POINTER_SIZED_INT_NODE. Any new instructions are
+ appended to GS. This is used to optimize firstprivate variables, so that
+ small types (less precision than POINTER_SIZE) do not require additional
+ data mappings. */
+
+static tree
+convert_to_firstprivate_int (tree var, gimple_seq *gs)
+{
+ tree type = TREE_TYPE (var), new_type = NULL_TREE;
+
+ if (omp_privatize_by_reference (var))
+ {
+ type = TREE_TYPE (type);
+ tree tmp = create_tmp_var (type);
+ gimplify_assign (tmp, build_simple_mem_ref (var), gs);
+ var = tmp;
+ }
+
+ if (INTEGRAL_TYPE_P (type) || POINTER_TYPE_P (type))
+ return fold_convert (pointer_sized_int_node, var);
+
+ gcc_assert (tree_to_uhwi (TYPE_SIZE (type)) <= POINTER_SIZE);
+
+ new_type = lang_hooks.types.type_for_size (tree_to_uhwi (TYPE_SIZE (type)),
+ true);
+ tree tmp = create_tmp_var (new_type);
+ var = fold_build1 (VIEW_CONVERT_EXPR, new_type, var);
+ gimplify_assign (tmp, var, gs);
+
+ return fold_convert (pointer_sized_int_node, tmp);
+}
+
+/* Like convert_to_firstprivate_int, but restore the original type. */
+
+static tree
+convert_from_firstprivate_int (tree var, bool is_ref, gimple_seq *gs)
+{
+ tree type = TREE_TYPE (var);
+ tree new_type = NULL_TREE;
+ tree tmp = NULL_TREE;
+
+ gcc_assert (TREE_CODE (var) == MEM_REF);
+ var = TREE_OPERAND (var, 0);
+
+ if (INTEGRAL_TYPE_P (var) || POINTER_TYPE_P (type))
+ return fold_convert (type, var);
+
+ gcc_assert (tree_to_uhwi (TYPE_SIZE (type)) <= POINTER_SIZE);
+
+ new_type = lang_hooks.types.type_for_size (tree_to_uhwi (TYPE_SIZE (type)),
+ true);
+
+ tmp = create_tmp_var (new_type);
+ var = fold_convert (new_type, var);
+ gimplify_assign (tmp, var, gs);
+ var = fold_build1 (VIEW_CONVERT_EXPR, type, tmp);
+
+ if (is_ref)
+ {
+ tmp = create_tmp_var (build_pointer_type (type));
+ gimplify_assign (tmp, build_fold_addr_expr (var), gs);
+ var = tmp;
+ }
+
+ return var;
+}
+
/* Lower the GIMPLE_OMP_TARGET in the current statement
in GSI_P. CTX holds context information for the directive. */
@@ -13082,6 +13163,9 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
{
tree var_type = TREE_TYPE (var);
tree new_var = lookup_decl (var, ctx);
+ tree inner_type
+ = omp_privatize_by_reference (new_var)
+ ? TREE_TYPE (var_type) : var_type;
bool rcv_by_ref =
(OMP_CLAUSE_CODE (c) == OMP_CLAUSE_MAP
&& GOMP_MAP_NONCONTIG_ARRAY_P (OMP_CLAUSE_MAP_KIND (c))
@@ -13090,23 +13174,37 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
x = build_receiver_ref (var, rcv_by_ref, ctx);
+ if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_FIRSTPRIVATE
+ && (FLOAT_TYPE_P (inner_type)
+ || ANY_INTEGRAL_TYPE_P (inner_type))
+ && tree_to_uhwi (TYPE_SIZE (inner_type)) <= POINTER_SIZE
+ && !maybe_lookup_field_in_outer_ctx (var, ctx))
+ {
+ gcc_assert (is_gimple_omp_oacc (ctx->stmt));
+ x = convert_from_firstprivate_int (x,
+ omp_privatize_by_reference (var),
+ &fplist);
+ gimplify_assign (new_var, x, &fplist);
+ map_cnt++;
+ break;
+ }
+
if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_MAP
&& OMP_CLAUSE_MAP_KIND (c) == GOMP_MAP_POINTER
&& !OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION (c)
- && TREE_CODE (TREE_TYPE (var)) == ARRAY_TYPE)
+ && TREE_CODE (var_type) == ARRAY_TYPE)
x = build_simple_mem_ref (x);
if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_FIRSTPRIVATE)
{
gcc_assert (is_gimple_omp_oacc (ctx->stmt));
if (omp_privatize_by_reference (new_var)
- && (TREE_CODE (TREE_TYPE (new_var)) != POINTER_TYPE
+ && (TREE_CODE (var_type) != POINTER_TYPE
|| DECL_BY_REFERENCE (var)))
{
/* Create a local object to hold the instance
value. */
- tree type = TREE_TYPE (TREE_TYPE (new_var));
const char *id = IDENTIFIER_POINTER (DECL_NAME (new_var));
- tree inst = create_tmp_var (type, id);
+ tree inst = create_tmp_var (TREE_TYPE (var_type), id);
gimplify_assign (inst, fold_indirect_ref (x), &fplist);
x = build_fold_addr_expr (inst);
}
@@ -13292,6 +13390,7 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
{
tree ovar, nc, s, purpose, var, x, type;
unsigned int talign;
+ bool oacc_firstprivate_int;
default:
break;
@@ -13300,6 +13399,7 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
case OMP_CLAUSE_TO:
case OMP_CLAUSE_FROM:
oacc_firstprivate_map:
+ oacc_firstprivate_int = false;
nc = c;
ovar = OMP_CLAUSE_DECL (c);
if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_MAP
@@ -13458,8 +13558,23 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
}
else if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_FIRSTPRIVATE)
{
- gcc_assert (is_gimple_omp_oacc (ctx->stmt));
- if (!omp_privatize_by_reference (var))
+ gcc_checking_assert (is_gimple_omp_oacc (ctx->stmt));
+ tree type = TREE_TYPE (var);
+ tree inner_type
+ = omp_privatize_by_reference (var)
+ ? TREE_TYPE (type) : type;
+ if ((FLOAT_TYPE_P (inner_type)
+ || ANY_INTEGRAL_TYPE_P (inner_type))
+ && tree_to_uhwi (TYPE_SIZE (inner_type)) <= POINTER_SIZE
+ && !maybe_lookup_field_in_outer_ctx (var, ctx))
+ {
+ oacc_firstprivate_int = true;
+ if (is_gimple_reg (var)
+ && OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT (c))
+ TREE_NO_WARNING (var) = 1;
+ var = convert_to_firstprivate_int (var, &ilist);
+ }
+ else if (!omp_privatize_by_reference (var))
{
if (is_gimple_reg (var)
&& OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT (c))
@@ -13522,11 +13637,16 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_FIRSTPRIVATE)
{
gcc_checking_assert (is_gimple_omp_oacc (ctx->stmt));
- s = TREE_TYPE (ovar);
- if (TREE_CODE (s) == REFERENCE_TYPE
- || omp_check_optional_argument (ovar, false))
- s = TREE_TYPE (s);
- s = TYPE_SIZE_UNIT (s);
+ if (oacc_firstprivate_int)
+ s = size_int (0);
+ else
+ {
+ s = TREE_TYPE (ovar);
+ if (TREE_CODE (s) == REFERENCE_TYPE
+ || omp_check_optional_argument (ovar, false))
+ s = TREE_TYPE (s);
+ s = TYPE_SIZE_UNIT (s);
+ }
}
else if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_MAP
&& GOMP_MAP_NONCONTIG_ARRAY_P (OMP_CLAUSE_MAP_KIND (c)))
@@ -13593,7 +13713,10 @@ lower_omp_target (gimple_stmt_iterator *gsi_p, omp_context *ctx)
break;
case OMP_CLAUSE_FIRSTPRIVATE:
gcc_checking_assert (is_gimple_omp_oacc (ctx->stmt));
- tkind = GOMP_MAP_TO;
+ if (oacc_firstprivate_int)
+ tkind = GOMP_MAP_FIRSTPRIVATE_INT;
+ else
+ tkind = GOMP_MAP_TO;
tkind_zero = tkind;
break;
case OMP_CLAUSE_TO:
diff --git a/libgomp/ChangeLog.omp b/libgomp/ChangeLog.omp
index 87c7751fb7f..9db651f6983 100644
--- a/libgomp/ChangeLog.omp
+++ b/libgomp/ChangeLog.omp
@@ -1,3 +1,15 @@
+2018-12-22 Cesar Philippidis <cesar@codesourcery.com>
+ Julian Brown <julian@codesourcery.com>
+
+ * oacc-parallel.c (GOACC_parallel_keyed): Handle
+ GOMP_MAP_FIRSTPRIVATE_INT host addresses.
+ * plugin/plugin-nvptx.c (nvptx_exec): Handle
+ GOMP_MAP_FIRSTPRIVATE_INT host addresses.
+ * testsuite/libgomp.oacc-c++/firstprivate-int.C: New test.
+ * testsuite/libgomp.oacc-c-c++-common/firstprivate-int.c: New
+ test.
+ * testsuite/libgomp.oacc-fortran/firstprivate-int.f90: New test.
+
2018-08-28 Julian Brown <julian@codesourcery.com>
Cesar Philippidis <cesar@codesourcery.com>
diff --git a/libgomp/testsuite/libgomp.oacc-c++/firstprivate-int.C b/libgomp/testsuite/libgomp.oacc-c++/firstprivate-int.C
new file mode 100644
index 00000000000..86b87220887
--- /dev/null
+++ b/libgomp/testsuite/libgomp.oacc-c++/firstprivate-int.C
@@ -0,0 +1,83 @@
+/* Verify the GOMP_MAP_FIRSTPRIVATE_INT optimization on various types.
+ This test is similer to the test in libgomp.oacc-c-c++-common, but
+ it focuses on reference types. */
+
+#include <assert.h>
+#include <stdint.h>
+#include <complex.h>
+
+void test_ref (int8_t &i8i, int8_t &i8o, int16_t &i16i, int16_t &i16o,
+ int32_t &i32i, int32_t &i32o, int64_t &i64i, int64_t &i64o,
+ uint8_t &u8i, uint8_t &u8o, uint16_t &u16i, uint16_t &u16o,
+ uint32_t &u32i, uint32_t &u32o, uint64_t &u64i, uint64_t &u64o,
+ float &r32i, float &r32o, double &r64i, double &r64o,
+ int _Complex &cii, int _Complex &cio,
+ float _Complex &cfi, float _Complex &cfo,
+ double _Complex &cdi, double _Complex &cdo)
+{
+#pragma acc parallel firstprivate (i8i,i16i,i32i,i64i,u8i,u16i,u32i,u64i) \
+ firstprivate(r32i,r64i,cii,cfi,cdi) copyout(i8o,i16o,i32o,i64o) \
+ copyout(u8o,u16o,u32o,u64o,r32o,r64o,cio,cfo,cdo) num_gangs(1)
+ {
+ i8o = i8i;
+ i16o = i16i;
+ i32o = i32i;
+ i64o = i64i;
+
+ u8o = u8i;
+ u16o = u16i;
+ u32o = u32i;
+ u64o = u64i;
+
+ r32o = r32i;
+ r64o = r64i;
+
+ cio = cii;
+ cfo = cfi;
+ cdo = cdi;
+ }
+}
+
+int
+main ()
+{
+ int8_t i8i = -1, i8o;
+ int16_t i16i = -2, i16o;
+ int32_t i32i = -3, i32o;
+ int64_t i64i = -4, i64o;
+
+ uint8_t u8i = 1, u8o;
+ uint16_t u16i = 2, u16o;
+ uint32_t u32i = 3, u32o;
+ uint64_t u64i = 4, u64o;
+
+ float r32i = .5, r32o;
+ double r64i = .25, r64o;
+
+ int _Complex cii = 2, cio;
+ float _Complex cfi = 4, cfo;
+ double _Complex cdi = 8, cdo;
+
+ test_ref (i8i, i8o, i16i, i16o, i32i, i32o, i64i, i64o, u8i, u8o, u16i,
+ u16o, u32i, u32o, u64i, u64o, r32i, r32o, r64i, r64o, cii, cio,
+ cfi, cfo, cdi, cdo);
+
+ assert (i8o == i8i);
+ assert (i16o == i16i);
+ assert (i32o == i32i);
+ assert (i64o == i64i);
+
+ assert (u8o == u8i);
+ assert (u16o == u16i);
+ assert (u32o == u32i);
+ assert (u64o == u64i);
+
+ assert (r32o == r32i);
+ assert (r64o == r64i);
+
+ assert (cio == cii);
+ assert (cfo == cfi);
+ assert (cdo == cdi);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.oacc-c-c++-common/firstprivate-int.c b/libgomp/testsuite/libgomp.oacc-c-c++-common/firstprivate-int.c
new file mode 100644
index 00000000000..6d14599948e
--- /dev/null
+++ b/libgomp/testsuite/libgomp.oacc-c-c++-common/firstprivate-int.c
@@ -0,0 +1,67 @@
+/* Verify the GOMP_MAP_FIRSTPRIVATE_INT optimization on various types. */
+
+#include <assert.h>
+#include <stdint.h>
+#include <complex.h>
+
+int
+main ()
+{
+ int8_t i8i = -1, i8o;
+ int16_t i16i = -2, i16o;
+ int32_t i32i = -3, i32o;
+ int64_t i64i = -4, i64o;
+
+ uint8_t u8i = 1, u8o;
+ uint16_t u16i = 2, u16o;
+ uint32_t u32i = 3, u32o;
+ uint64_t u64i = 4, u64o;
+
+ float r32i = .5, r32o;
+ double r64i = .25, r64o;
+
+ int _Complex cii = 2, cio;
+ float _Complex cfi = 4, cfo;
+ double _Complex cdi = 8, cdo;
+
+#pragma acc parallel firstprivate (i8i,i16i,i32i,i64i,u8i,u16i,u32i,u64i) \
+ firstprivate(r32i,r64i,cii,cfi,cdi) copyout(i8o,i16o,i32o,i64o) \
+ copyout(u8o,u16o,u32o,u64o,r32o,r64o,cio,cfo,cdo) num_gangs(1)
+ {
+ i8o = i8i;
+ i16o = i16i;
+ i32o = i32i;
+ i64o = i64i;
+
+ u8o = u8i;
+ u16o = u16i;
+ u32o = u32i;
+ u64o = u64i;
+
+ r32o = r32i;
+ r64o = r64i;
+
+ cio = cii;
+ cfo = cfi;
+ cdo = cdi;
+ }
+
+ assert (i8o == i8i);
+ assert (i16o == i16i);
+ assert (i32o == i32i);
+ assert (i64o == i64i);
+
+ assert (u8o == u8i);
+ assert (u16o == u16i);
+ assert (u32o == u32i);
+ assert (u64o == u64i);
+
+ assert (r32o == r32i);
+ assert (r64o == r64i);
+
+ assert (cio == cii);
+ assert (cfo == cfi);
+ assert (cdo == cdi);
+
+ return 0;
+}
diff --git a/libgomp/testsuite/libgomp.oacc-fortran/firstprivate-int.f90 b/libgomp/testsuite/libgomp.oacc-fortran/firstprivate-int.f90
new file mode 100644
index 00000000000..3b148ce7517
--- /dev/null
+++ b/libgomp/testsuite/libgomp.oacc-fortran/firstprivate-int.f90
@@ -0,0 +1,205 @@
+! Verify the GOMP_MAP_FIRSTPRIVATE_INT optimziation on various types.
+
+! { dg-do run }
+
+program test
+ implicit none
+
+ integer (kind=1) :: i1i, i1o
+ integer (kind=2) :: i2i, i2o
+ integer (kind=4) :: i4i, i4o
+ integer (kind=8) :: i8i, i8o
+ integer (kind=16) :: i16i, i16o
+
+ logical (kind=1) :: l1i, l1o
+ logical (kind=2) :: l2i, l2o
+ logical (kind=4) :: l4i, l4o
+ logical (kind=8) :: l8i, l8o
+ logical (kind=16) :: l16i, l16o
+
+ real (kind=4) :: r4i, r4o
+ real (kind=8) :: r8i, r8o
+
+ complex (kind=4) :: c4i, c4o
+ complex (kind=8) :: c8i, c8o
+
+ character (kind=1) :: ch1i, ch1o
+ character (kind=4) :: ch4i, ch4o
+
+ i1i = 1
+ i2i = 2
+ i4i = 3
+ i8i = 4
+ i16i = 5
+
+ l1i = .true.
+ l2i = .false.
+ l4i = .true.
+ l8i = .true.
+ l16i = .false.
+
+ r4i = .5
+ r8i = .25
+
+ c4i = (2, -2)
+ c8i = (4, -4)
+
+ ch1i = "a"
+ ch4i = "b"
+
+ !$acc parallel firstprivate(i1i, i2i, i4i, i8i, i16i) &
+ !$acc copyout(i1o, i2o, i4o, i8o, i16o) &
+ !$acc firstprivate(l1i, l2i, l4i, l8i, l16i) &
+ !$acc copyout(l1o, l2o, l4o, l8o, l16o) &
+ !$acc firstprivate(r4i, r8i) copyout(r4o, r8o) &
+ !$acc firstprivate(c4i, c8i) copyout(c4o, c8o) &
+ !$acc firstprivate(ch1i, ch4i) &
+ !$acc copyout(ch1o, ch4o)
+ i1o = i1i
+ i2o = i2i
+ i4o = i4i
+ i8o = i8i
+ i16o = i16i
+
+ l1o = l1i
+ l2o = l2i
+ l4o = l4i
+ l8o = l8i
+ l16o = l16i
+
+ r4o = r4i
+ r8o = r8i
+
+ c4o = c4i
+ c8o = c8i
+
+ ch1o = ch1i
+ ch4o = ch4i
+ !$acc end parallel
+
+ if (i1i /= i1o) stop 1
+ if (i2i /= i2o) stop 2
+ if (i4i /= i4o) stop 3
+ if (i8i /= i8o) stop 4
+ if (i16i /= i16o) stop 5
+
+ if (l1i .neqv. l1o) stop 6
+ if (l2i .neqv. l2o) stop 7
+ if (l4i .neqv. l4o) stop 8
+ if (l8i .neqv. l8o) stop 9
+ if (l16i .neqv. l16o) stop 10
+
+ if (r4i /= r4o) stop 11
+ if (r8i /= r8o) stop 12
+
+ if (c4i /= c4o) stop 13
+ if (c8i /= c8o) stop 14
+
+ if (ch1i /= ch1o) stop 15
+ if (ch4i /= ch4o) stop 16
+
+ call subtest(i1i, i2i, i4i, i8i, i16i, i1o, i2o, i4o, i8o, i16o, &
+ l1i, l2i, l4i, l8i, l16i, l1o, l2o, l4o, l8o, l16o, &
+ r4i, r8i, r4o, r8o, c4i, c8i, c4o, c8o, &
+ ch1i, ch4i, ch1o, ch4o)
+end program test
+
+subroutine subtest(i1i, i2i, i4i, i8i, i16i, i1o, i2o, i4o, i8o, i16o, &
+ l1i, l2i, l4i, l8i, l16i, l1o, l2o, l4o, l8o, l16o, &
+ r4i, r8i, r4o, r8o, c4i, c8i, c4o, c8o, &
+ ch1i, ch4i, ch1o, ch4o)
+ implicit none
+
+ integer (kind=1) :: i1i, i1o
+ integer (kind=2) :: i2i, i2o
+ integer (kind=4) :: i4i, i4o
+ integer (kind=8) :: i8i, i8o
+ integer (kind=16) :: i16i, i16o
+
+ logical (kind=1) :: l1i, l1o
+ logical (kind=2) :: l2i, l2o
+ logical (kind=4) :: l4i, l4o
+ logical (kind=8) :: l8i, l8o
+ logical (kind=16) :: l16i, l16o
+
+ real (kind=4) :: r4i, r4o
+ real (kind=8) :: r8i, r8o
+
+ complex (kind=4) :: c4i, c4o
+ complex (kind=8) :: c8i, c8o
+
+ character (kind=1) :: ch1i, ch1o
+ character (kind=4) :: ch4i, ch4o
+
+ i1i = -i1i
+ i2i = -i2i
+ i4i = -i4i
+ i8i = -i8i
+ i16i = -i16i
+
+ l1i = .not. l1i
+ l2i = .not. l2i
+ l4i = .not. l4i
+ l8i = .not. l8i
+ l16i = .not. l16i
+
+ r4i = -r4i
+ r8i = -r8i
+
+ c4i = -c4i
+ c8i = -c8i
+
+ ch1i = "z"
+ ch4i = "y"
+
+ !$acc parallel firstprivate(i1i, i2i, i4i, i8i, i16i) &
+ !$acc copyout(i1o, i2o, i4o, i8o, i16o) &
+ !$acc firstprivate(l1i, l2i, l4i, l8i, l16i) &
+ !$acc copyout(l1o, l2o, l4o, l8o, l16o) &
+ !$acc firstprivate(r4i, r8i) copyout(r4o, r8o) &
+ !$acc firstprivate(c4i, c8i) copyout(c4o, c8o) &
+ !$acc firstprivate(ch1i, ch4i) &
+ !$acc copyout(ch1o, ch4o)
+ i1o = i1i
+ i2o = i2i
+ i4o = i4i
+ i8o = i8i
+ i16o = i16i
+
+ l1o = l1i
+ l2o = l2i
+ l4o = l4i
+ l8o = l8i
+ l16o = l16i
+
+ r4o = r4i
+ r8o = r8i
+
+ c4o = c4i
+ c8o = c8i
+
+ ch1o = ch1i
+ ch4o = ch4i
+ !$acc end parallel
+
+ if (i1i /= i1o) stop 17
+ if (i2i /= i2o) stop 18
+ if (i4i /= i4o) stop 19
+ if (i8i /= i8o) stop 20
+ if (i16i /= i16o) stop 21
+
+ if (l1i .neqv. l1o) stop 22
+ if (l2i .neqv. l2o) stop 23
+ if (l4i .neqv. l4o) stop 24
+ if (l8i .neqv. l8o) stop 25
+ if (l16i .neqv. l16o) stop 26
+
+ if (r4i /= r4o) stop 27
+ if (r8i /= r8o) stop 28
+
+ if (c4i /= c4o) stop 29
+ if (c8i /= c8o) stop 30
+
+ if (ch1i /= ch1o) stop 31
+ if (ch4i /= ch4o) stop 32
+end subroutine subtest
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