[PR c/71381] C/C++ OpenACC cache directive rejects valid syntax

gcc/c/
	PR c/71381
	* c-parser.c (c_parser_omp_variable_list) <OMP_CLAUSE__CACHE_>:
	Loosen checking.
	gcc/cp/
	PR c/71381
	* parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
	Loosen checking.
	gcc/fortran/
	PR c/71381
	* openmp.c (gfc_match_oacc_cache): Add comment.
	gcc/testsuite/
	PR c/71381
	* c-c++-common/goacc/cache-1.c: Update.  Move invalid usage tests
	to...
	* c-c++-common/goacc/cache-2.c: ... this new file.
	* gfortran.dg/goacc/cache-1.f95: Move invalid usage tests to...
	* gfortran.dg/goacc/cache-2.f95: ... this new file.
	* gfortran.dg/goacc/coarray.f95: Update OpenACC cache directive
	usage.
	* gfortran.dg/goacc/cray.f95: Likewise.
	* gfortran.dg/goacc/loop-1.f95: Likewise.
	libgomp/
	PR c/71381
	* testsuite/libgomp.oacc-c-c++-common/cache-1.c: #include
	"../../../gcc/testsuite/c-c++-common/goacc/cache-1.c".
	* testsuite/libgomp.oacc-fortran/cache-1.f95: New file.

	gcc/
	* omp-low.c (scan_sharing_clauses): Don't expect
	OMP_CLAUSE__CACHE_.

From-SVN: r237290
This commit is contained in:
Thomas Schwinge 2016-06-10 11:22:38 +02:00 committed by Thomas Schwinge
parent 22d222d240
commit 4b1ffdb16c
19 changed files with 159 additions and 144 deletions

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@ -1,3 +1,8 @@
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
* omp-low.c (scan_sharing_clauses): Don't expect
OMP_CLAUSE__CACHE_.
2016-06-10 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71407

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@ -1,3 +1,9 @@
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
PR c/71381
* c-parser.c (c_parser_omp_variable_list) <OMP_CLAUSE__CACHE_>:
Loosen checking.
2016-06-08 Martin Sebor <msebor@redhat.com>
Jakub Jelinek <jakub@redhat.com>

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@ -10613,6 +10613,8 @@ c_parser_omp_variable_list (c_parser *parser,
switch (kind)
{
case OMP_CLAUSE__CACHE_:
/* The OpenACC cache directive explicitly only allows "array
elements or subarrays". */
if (c_parser_peek_token (parser)->type != CPP_OPEN_SQUARE)
{
c_parser_error (parser, "expected %<[%>");
@ -10678,25 +10680,6 @@ c_parser_omp_variable_list (c_parser *parser,
break;
}
if (kind == OMP_CLAUSE__CACHE_)
{
if (TREE_CODE (low_bound) != INTEGER_CST
&& !TREE_READONLY (low_bound))
{
error_at (clause_loc,
"%qD is not a constant", low_bound);
t = error_mark_node;
}
if (TREE_CODE (length) != INTEGER_CST
&& !TREE_READONLY (length))
{
error_at (clause_loc,
"%qD is not a constant", length);
t = error_mark_node;
}
}
t = tree_cons (low_bound, length, t);
}
break;

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@ -1,3 +1,9 @@
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
PR c/71381
* parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
Loosen checking.
2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71465

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@ -29984,6 +29984,8 @@ cp_parser_omp_var_list_no_open (cp_parser *parser, enum omp_clause_code kind,
switch (kind)
{
case OMP_CLAUSE__CACHE_:
/* The OpenACC cache directive explicitly only allows "array
elements or subarrays". */
if (cp_lexer_peek_token (parser->lexer)->type != CPP_OPEN_SQUARE)
{
error_at (token->location, "expected %<[%>");
@ -30035,25 +30037,6 @@ cp_parser_omp_var_list_no_open (cp_parser *parser, enum omp_clause_code kind,
RT_CLOSE_SQUARE))
goto skip_comma;
if (kind == OMP_CLAUSE__CACHE_)
{
if (TREE_CODE (low_bound) != INTEGER_CST
&& !TREE_READONLY (low_bound))
{
error_at (token->location,
"%qD is not a constant", low_bound);
decl = error_mark_node;
}
if (TREE_CODE (length) != INTEGER_CST
&& !TREE_READONLY (length))
{
error_at (token->location,
"%qD is not a constant", length);
decl = error_mark_node;
}
}
decl = tree_cons (low_bound, length, decl);
}
break;

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@ -1,3 +1,8 @@
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
PR c/71381
* openmp.c (gfc_match_oacc_cache): Add comment.
2016-06-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/71404

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@ -1688,6 +1688,10 @@ match
gfc_match_oacc_cache (void)
{
gfc_omp_clauses *c = gfc_get_omp_clauses ();
/* The OpenACC cache directive explicitly only allows "array elements or
subarrays", which we're currently not checking here. Either check this
after the call of gfc_match_omp_variable_list, or add something like a
only_sections variant next to its allow_sections parameter. */
match m = gfc_match_omp_variable_list (" (",
&c->lists[OMP_LIST_CACHE], true,
NULL, NULL, true);

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@ -2201,9 +2201,6 @@ scan_sharing_clauses (tree clauses, omp_context *ctx,
break;
case OMP_CLAUSE__CACHE_:
sorry ("Clause not supported yet");
break;
default:
gcc_unreachable ();
}
@ -2368,9 +2365,6 @@ scan_sharing_clauses (tree clauses, omp_context *ctx,
break;
case OMP_CLAUSE__CACHE_:
sorry ("Clause not supported yet");
break;
default:
gcc_unreachable ();
}

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@ -1,3 +1,16 @@
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
PR c/71381
* c-c++-common/goacc/cache-1.c: Update. Move invalid usage tests
to...
* c-c++-common/goacc/cache-2.c: ... this new file.
* gfortran.dg/goacc/cache-1.f95: Move invalid usage tests to...
* gfortran.dg/goacc/cache-2.f95: ... this new file.
* gfortran.dg/goacc/coarray.f95: Update OpenACC cache directive
usage.
* gfortran.dg/goacc/cray.f95: Likewise.
* gfortran.dg/goacc/loop-1.f95: Likewise.
2016-06-10 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71407

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@ -1,3 +1,7 @@
/* OpenACC cache directive: valid usage. */
/* For execution testing, this file is "#include"d from
libgomp/testsuite/libgomp.oacc-c-c++-common/cache-1.c. */
int
main (int argc, char **argv)
{
@ -21,57 +25,31 @@ main (int argc, char **argv)
int n = 1;
const int len = n;
#pragma acc cache /* { dg-error "expected '\\\(' before end of line" } */
#pragma acc cache a[0:N] /* { dg-error "expected '\\\(' before 'a'" } */
/* { dg-bogus "expected end of line before 'a'" "" { xfail c++ } 26 } */
#pragma acc cache (a) /* { dg-error "expected '\\\['" } */
#pragma acc cache ( /* { dg-error "expected (identifier|unqualified-id) before end of line" } */
#pragma acc cache () /* { dg-error "expected (identifier|unqualified-id) before '\\\)' token" } */
#pragma acc cache (,) /* { dg-error "expected (identifier|unqualified-id) before '(,|\\\))' token" } */
#pragma acc cache (a[0:N] /* { dg-error "expected '\\\)' before end of line" } */
#pragma acc cache (a[0:N],) /* { dg-error "expected (identifier|unqualified-id) before '(,|\\\))' token" "" { xfail c } } */
#pragma acc cache (a[0:N]) copyin (a[0:N]) /* { dg-error "expected end of line before 'copyin'" } */
#pragma acc cache () /* { dg-error "expected (identifier|unqualified-id) before '\\\)' token" } */
#pragma acc cache (a[0:N] b[0:N]) /* { dg-error "expected '\\\)' before 'b'" } */
#pragma acc cache (a[0:N] b[0:N}) /* { dg-error "expected '\\\)' before 'b'" } */
/* { dg-bogus "expected end of line before '\\\}' token" "" { xfail c++ } 47 } */
#pragma acc cache (a[0:N] /* { dg-error "expected '\\\)' before end of line" } */
#pragma acc cache (a[ii]) /* { dg-error "'ii' is not a constant" } */
#pragma acc cache (a[idx:n]) /* { dg-error "'n' is not a constant" } */
#pragma acc cache (a[0:N]) ( /* { dg-error "expected end of line before '\\(' token" } */
#pragma acc cache (a[0:N]) ii /* { dg-error "expected end of line before 'ii'" } */
#pragma acc cache (a[0:N] ii) /* { dg-error "expected '\\)' before 'ii'" } */
/* Have at it, GCC! */
#pragma acc cache (a[0:N])
#pragma acc cache (a[0:N], a[0:N])
#pragma acc cache (a[0:N], b[0:N])
#pragma acc cache (a[0])
#pragma acc cache (a[0], a[1], b[0:N])
#pragma acc cache (a[i - 5])
#pragma acc cache (a[i + 5:len])
#pragma acc cache (a[i + 5:len - 1])
#pragma acc cache (b[i])
#pragma acc cache (b[i:len])
#pragma acc cache (a[ii])
#pragma acc cache (a[ii:len])
#pragma acc cache (b[ii - 1])
#pragma acc cache (b[ii - 1:len])
#pragma acc cache (b[i - ii + 1])
#pragma acc cache (b[i + ii - 1:len])
#pragma acc cache (b[i * ii - 1:len + 1])
#pragma acc cache (a[idx + 2])
#pragma acc cache (a[idx:len + 2])
#pragma acc cache (a[idx])
#pragma acc cache (a[idx:len])
#pragma acc cache (a[idx + 2:len])
#pragma acc cache (a[idx + 2 + i:len])
#pragma acc cache (a[idx + 2 + i + ii:len])
b[ii] = a[ii];
}

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@ -0,0 +1,57 @@
/* OpenACC cache directive: invalid usage. */
int
main (int argc, char **argv)
{
#define N 2
int a[N], b[N];
int i;
for (i = 0; i < N; i++)
{
a[i] = 3;
b[i] = 0;
}
#pragma acc parallel copyin (a[0:N]) copyout (b[0:N])
{
int ii;
for (ii = 0; ii < N; ii++)
{
const int idx = ii;
int n = 1;
const int len = n;
#pragma acc cache /* { dg-error "expected '\\\(' before end of line" } */
#pragma acc cache a[0:N] /* { dg-error "expected '\\\(' before 'a'" } */
/* { dg-bogus "expected end of line before 'a'" "" { xfail c++ } 27 } */
#pragma acc cache (a) /* { dg-error "expected '\\\['" } */
#pragma acc cache ( /* { dg-error "expected (identifier|unqualified-id) before end of line" } */
#pragma acc cache () /* { dg-error "expected (identifier|unqualified-id) before '\\\)' token" } */
#pragma acc cache (,) /* { dg-error "expected (identifier|unqualified-id) before '(,|\\\))' token" } */
#pragma acc cache (a[0:N] /* { dg-error "expected '\\\)' before end of line" } */
#pragma acc cache (a[0:N],) /* { dg-error "expected (identifier|unqualified-id) before '(,|\\\))' token" "" { xfail c } } */
#pragma acc cache (a[0:N]) copyin (a[0:N]) /* { dg-error "expected end of line before 'copyin'" } */
#pragma acc cache () /* { dg-error "expected (identifier|unqualified-id) before '\\\)' token" } */
#pragma acc cache (a[0:N] b[0:N]) /* { dg-error "expected '\\\)' before 'b'" } */
#pragma acc cache (a[0:N] b[0:N}) /* { dg-error "expected '\\\)' before 'b'" } */
/* { dg-bogus "expected end of line before '\\\}' token" "" { xfail c++ } 38 } */
#pragma acc cache (a[0:N] /* { dg-error "expected '\\\)' before end of line" } */
#pragma acc cache (a[0:N]) ( /* { dg-error "expected end of line before '\\(' token" } */
#pragma acc cache (a[0:N]) ii /* { dg-error "expected end of line before 'ii'" } */
#pragma acc cache (a[0:N] ii) /* { dg-error "expected '\\)' before 'ii'" } */
b[ii] = a[ii];
}
}
for (i = 0; i < N; i++)
{
if (a[i] != b[i])
__builtin_abort ();
}
return 0;
}

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@ -1,4 +1,6 @@
! { dg-do compile }
! OpenACC cache directive: valid usage.
! For execution testing, this file is "#include"d from
! libgomp/testsuite/libgomp.oacc-fortran/cache-1.f95.
! { dg-additional-options "-std=f2008" }
program test
@ -6,11 +8,8 @@ program test
integer :: i, d(10), e(5,13)
do concurrent (i=1:5)
!$acc cache (d)
!$acc cache (d(1:3))
!$acc cache (d(i:i+2))
!$acc cache (e)
!$acc cache (e(1:3,2:4))
!$acc cache (e(i:i+2,i+1:i+3))
enddo

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@ -0,0 +1,12 @@
! OpenACC cache directive: invalid usage.
! { dg-additional-options "-std=f2008" }
program test
implicit none
integer :: i, d(10), e(5,13)
do concurrent (i=1:5)
!$acc cache (d) ! { dg-error "" "TODO" { xfail *-*-* } }
!$acc cache (e) ! { dg-error "" "TODO" { xfail *-*-* } }
enddo
end

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@ -24,7 +24,7 @@ contains
!$acc end parallel loop
!$acc parallel loop
do i = 1,5
!$acc cache (a)
!$acc cache (a) ! { dg-error "" "TODO" { xfail *-*-* } }
enddo
!$acc end parallel loop
!$acc update device (a)

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@ -44,7 +44,8 @@ contains
!$acc end parallel loop
!$acc parallel loop
do i = 1,5
!$acc cache (ptr) ! TODO: This must fail, as in openacc-1_0-branch
!TODO: This must fail, as in openacc-1_0-branch.
!$acc cache (ptr) ! { dg-error "" "TODO" { xfail *-*-* } }
enddo
!$acc end parallel loop
!$acc update device (ptr)

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@ -158,15 +158,16 @@ subroutine test1
enddo
!$acc cache (a) ! { dg-error "inside of loop" }
!$acc cache (a(1:10)) ! { dg-error "ACC CACHE directive must be inside of loop" }
do i = 1,10
!$acc cache(a)
!$acc cache(a(i:i+1))
enddo
do i = 1,10
!$acc cache(a(i:i+1))
a(i) = i
!$acc cache(a)
!$acc cache(a(i+2:i+2+1))
enddo
end subroutine test1

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@ -1,3 +1,10 @@
2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
PR c/71381
* testsuite/libgomp.oacc-c-c++-common/cache-1.c: #include
"../../../gcc/testsuite/c-c++-common/goacc/cache-1.c".
* testsuite/libgomp.oacc-fortran/cache-1.f95: New file.
2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
* testsuite/libgomp.oacc-fortran/reduction-8.f90: New testcase.

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@ -1,48 +1,3 @@
int
main (int argc, char **argv)
{
#define N 2
int a[N], b[N];
int i;
/* OpenACC cache directive. */
for (i = 0; i < N; i++)
{
a[i] = 3;
b[i] = 0;
}
#pragma acc parallel copyin (a[0:N]) copyout (b[0:N])
{
int ii;
for (ii = 0; ii < N; ii++)
{
const int idx = ii;
int n = 1;
const int len = n;
#pragma acc cache (a[0:N])
#pragma acc cache (a[0:N], b[0:N])
#pragma acc cache (a[0])
#pragma acc cache (a[0], a[1], b[0:N])
#pragma acc cache (a[idx])
#pragma acc cache (a[idx:len])
b[ii] = a[ii];
}
}
for (i = 0; i < N; i++)
{
if (a[i] != b[i])
__builtin_abort ();
}
return 0;
}
#include "../../../gcc/testsuite/c-c++-common/goacc/cache-1.c"

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@ -0,0 +1,6 @@
! OpenACC cache directive.
! { dg-do run }
! { dg-additional-options "-std=f2008" }
! { dg-additional-options "-cpp" }
#include "../../../gcc/testsuite/gfortran.dg/goacc/cache-1.f95"