[gcc r11-4942] Fortran: improve location data for OpenACC/OpenMP directives [PR97782]

Tobias Burnus burnus@gcc.gnu.org
Thu Nov 12 13:14:01 GMT 2020


https://gcc.gnu.org/g:b71ff8c15f5a7d6b1cc1524b4d27843f0d88dbda

commit r11-4942-gb71ff8c15f5a7d6b1cc1524b4d27843f0d88dbda
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Thu Nov 12 14:13:45 2020 +0100

    Fortran: improve location data for OpenACC/OpenMP directives [PR97782]
    
    gcc/fortran/ChangeLog:
    
            PR fortran/97782
            * trans-openmp.c (gfc_trans_oacc_construct, gfc_trans_omp_parallel_do,
            gfc_trans_omp_parallel_do_simd, gfc_trans_omp_parallel_sections,
            gfc_trans_omp_parallel_workshare, gfc_trans_omp_sections
            gfc_trans_omp_single, gfc_trans_omp_task, gfc_trans_omp_teams
            gfc_trans_omp_target, gfc_trans_omp_target_data,
            gfc_trans_omp_workshare): Use code->loc instead of input_location
            when building the OMP_/OACC_ construct.
    
    gcc/testsuite/ChangeLog:
    
            PR fortran/97782
            * gfortran.dg/goacc/classify-kernels-unparallelized.f95: Move dg-message
            one line up.
            * gfortran.dg/goacc/classify-kernels.f95: Likewise.

Diff:
---
 gcc/fortran/trans-openmp.c                         | 50 +++++++++++-----------
 .../goacc/classify-kernels-unparallelized.f95      |  4 +-
 .../gfortran.dg/goacc/classify-kernels.f95         |  4 +-
 3 files changed, 30 insertions(+), 28 deletions(-)

diff --git a/gcc/fortran/trans-openmp.c b/gcc/fortran/trans-openmp.c
index d2559bd0c0a..6b4ad6a7050 100644
--- a/gcc/fortran/trans-openmp.c
+++ b/gcc/fortran/trans-openmp.c
@@ -3922,8 +3922,8 @@ gfc_trans_oacc_construct (gfc_code *code)
   oacc_clauses = gfc_trans_omp_clauses (&block, code->ext.omp_clauses,
 					code->loc, false, true);
   stmt = gfc_trans_omp_code (code->block->next, true);
-  stmt = build2_loc (input_location, construct_code, void_type_node, stmt,
-		     oacc_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), construct_code,
+		     void_type_node, stmt, oacc_clauses);
   gfc_add_expr_to_block (&block, stmt);
   return gfc_finish_block (&block);
 }
@@ -5351,8 +5351,8 @@ gfc_trans_omp_parallel_do (gfc_code *code, stmtblock_t *pblock,
     }
   else if (TREE_CODE (stmt) != BIND_EXPR)
     stmt = build3_v (BIND_EXPR, NULL, stmt, NULL_TREE);
-  stmt = build2_loc (input_location, OMP_PARALLEL, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), OMP_PARALLEL,
+		     void_type_node, stmt, omp_clauses);
   OMP_PARALLEL_COMBINED (stmt) = 1;
   gfc_add_expr_to_block (&block, stmt);
   return gfc_finish_block (&block);
@@ -5394,8 +5394,8 @@ gfc_trans_omp_parallel_do_simd (gfc_code *code, stmtblock_t *pblock,
     stmt = build3_v (BIND_EXPR, NULL, stmt, NULL_TREE);
   if (flag_openmp)
     {
-      stmt = build2_loc (input_location, OMP_PARALLEL, void_type_node, stmt,
-			 omp_clauses);
+      stmt = build2_loc (gfc_get_location (&code->loc), OMP_PARALLEL,
+			 void_type_node, stmt, omp_clauses);
       OMP_PARALLEL_COMBINED (stmt) = 1;
     }
   gfc_add_expr_to_block (&block, stmt);
@@ -5421,8 +5421,8 @@ gfc_trans_omp_parallel_sections (gfc_code *code)
     stmt = build3_v (BIND_EXPR, NULL, stmt, poplevel (1, 0));
   else
     poplevel (0, 0);
-  stmt = build2_loc (input_location, OMP_PARALLEL, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), OMP_PARALLEL,
+		     void_type_node, stmt, omp_clauses);
   OMP_PARALLEL_COMBINED (stmt) = 1;
   gfc_add_expr_to_block (&block, stmt);
   return gfc_finish_block (&block);
@@ -5444,8 +5444,8 @@ gfc_trans_omp_parallel_workshare (gfc_code *code)
   pushlevel ();
   stmt = gfc_trans_omp_workshare (code, &workshare_clauses);
   stmt = build3_v (BIND_EXPR, NULL, stmt, poplevel (1, 0));
-  stmt = build2_loc (input_location, OMP_PARALLEL, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), OMP_PARALLEL,
+		     void_type_node, stmt, omp_clauses);
   OMP_PARALLEL_COMBINED (stmt) = 1;
   gfc_add_expr_to_block (&block, stmt);
   return gfc_finish_block (&block);
@@ -5457,6 +5457,7 @@ gfc_trans_omp_sections (gfc_code *code, gfc_omp_clauses *clauses)
   stmtblock_t block, body;
   tree omp_clauses, stmt;
   bool has_lastprivate = clauses->lists[OMP_LIST_LASTPRIVATE] != NULL;
+  location_t loc = gfc_get_location (&code->loc);
 
   gfc_start_block (&block);
 
@@ -5477,8 +5478,7 @@ gfc_trans_omp_sections (gfc_code *code, gfc_omp_clauses *clauses)
     }
   stmt = gfc_finish_block (&body);
 
-  stmt = build2_loc (input_location, OMP_SECTIONS, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (loc, OMP_SECTIONS, void_type_node, stmt, omp_clauses);
   gfc_add_expr_to_block (&block, stmt);
 
   return gfc_finish_block (&block);
@@ -5489,8 +5489,8 @@ gfc_trans_omp_single (gfc_code *code, gfc_omp_clauses *clauses)
 {
   tree omp_clauses = gfc_trans_omp_clauses (NULL, clauses, code->loc);
   tree stmt = gfc_trans_omp_code (code->block->next, true);
-  stmt = build2_loc (input_location, OMP_SINGLE, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), OMP_SINGLE, void_type_node,
+		     stmt, omp_clauses);
   return stmt;
 }
 
@@ -5506,8 +5506,8 @@ gfc_trans_omp_task (gfc_code *code)
   pushlevel ();
   stmt = gfc_trans_omp_code (code->block->next, true);
   stmt = build3_v (BIND_EXPR, NULL, stmt, poplevel (1, 0));
-  stmt = build2_loc (input_location, OMP_TASK, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), OMP_TASK, void_type_node,
+		     stmt, omp_clauses);
   gfc_add_expr_to_block (&block, stmt);
   return gfc_finish_block (&block);
 }
@@ -5649,8 +5649,8 @@ gfc_trans_omp_teams (gfc_code *code, gfc_omp_clauses *clausesa,
   if (flag_openmp)
     {
       stmt = build3_v (BIND_EXPR, NULL, stmt, poplevel (1, 0));
-      stmt = build2_loc (input_location, OMP_TEAMS, void_type_node, stmt,
-			 omp_clauses);
+      stmt = build2_loc (gfc_get_location (&code->loc), OMP_TEAMS,
+			 void_type_node, stmt, omp_clauses);
       if (combined)
 	OMP_TEAMS_COMBINED (stmt) = 1;
     }
@@ -5753,8 +5753,8 @@ gfc_trans_omp_target (gfc_code *code)
     }
   if (flag_openmp)
     {
-      stmt = build2_loc (input_location, OMP_TARGET, void_type_node, stmt,
-			 omp_clauses);
+      stmt = build2_loc (gfc_get_location (&code->loc), OMP_TARGET,
+			 void_type_node, stmt, omp_clauses);
       if (code->op != EXEC_OMP_TARGET)
 	OMP_TARGET_COMBINED (stmt) = 1;
       cfun->has_omp_target = true;
@@ -5815,8 +5815,8 @@ gfc_trans_omp_target_data (gfc_code *code)
   omp_clauses = gfc_trans_omp_clauses (&block, code->ext.omp_clauses,
 				       code->loc);
   stmt = gfc_trans_omp_code (code->block->next, true);
-  stmt = build2_loc (input_location, OMP_TARGET_DATA, void_type_node, stmt,
-		     omp_clauses);
+  stmt = build2_loc (gfc_get_location (&code->loc), OMP_TARGET_DATA,
+		     void_type_node, stmt, omp_clauses);
   gfc_add_expr_to_block (&block, stmt);
   return gfc_finish_block (&block);
 }
@@ -5876,6 +5876,7 @@ gfc_trans_omp_workshare (gfc_code *code, gfc_omp_clauses *clauses)
   bool singleblock_in_progress = false;
   /* True if previous gfc_code in workshare construct is not workshared.  */
   bool prev_singleunit;
+  location_t loc = gfc_get_location (&code->loc);
 
   code = code->block->next;
 
@@ -5966,7 +5967,7 @@ gfc_trans_omp_workshare (gfc_code *code, gfc_omp_clauses *clauses)
 		{
 		  /* Finish single block and add it to pblock.  */
 		  tmp = gfc_finish_block (&singleblock);
-		  tmp = build2_loc (input_location, OMP_SINGLE,
+		  tmp = build2_loc (loc, OMP_SINGLE,
 				    void_type_node, tmp, NULL_TREE);
 		  gfc_add_expr_to_block (pblock, tmp);
 		  /* Add current gfc_code to pblock.  */
@@ -5982,6 +5983,7 @@ gfc_trans_omp_workshare (gfc_code *code, gfc_omp_clauses *clauses)
 		  gfc_init_block (&singleblock);
 		  gfc_add_expr_to_block (&singleblock, res);
 		  singleblock_in_progress = true;
+		  loc = gfc_get_location (&code->loc);
 		}
 	      else
 		/* Add the new statement to the block.  */
@@ -5996,7 +5998,7 @@ gfc_trans_omp_workshare (gfc_code *code, gfc_omp_clauses *clauses)
     {
       /* Finish single block and add it to pblock.  */
       tmp = gfc_finish_block (&singleblock);
-      tmp = build2_loc (input_location, OMP_SINGLE, void_type_node, tmp,
+      tmp = build2_loc (loc, OMP_SINGLE, void_type_node, tmp,
 			clauses->nowait
 			? build_omp_clause (input_location, OMP_CLAUSE_NOWAIT)
 			: NULL_TREE);
diff --git a/gcc/testsuite/gfortran.dg/goacc/classify-kernels-unparallelized.f95 b/gcc/testsuite/gfortran.dg/goacc/classify-kernels-unparallelized.f95
index 08772428c4c..6cca3d6eefb 100644
--- a/gcc/testsuite/gfortran.dg/goacc/classify-kernels-unparallelized.f95
+++ b/gcc/testsuite/gfortran.dg/goacc/classify-kernels-unparallelized.f95
@@ -19,8 +19,8 @@ program main
 
   call setup(a, b)
 
-  !$acc kernels copyin (a(0:n-1), b(0:n-1)) copyout (c(0:n-1))
-  do i = 0, n - 1 ! { dg-message "optimized: assigned OpenACC seq loop parallelism" }
+  !$acc kernels copyin (a(0:n-1), b(0:n-1)) copyout (c(0:n-1)) ! { dg-message "optimized: assigned OpenACC seq loop parallelism" }
+  do i = 0, n - 1
      c(i) = a(f (i)) + b(f (i))
   end do
   !$acc end kernels
diff --git a/gcc/testsuite/gfortran.dg/goacc/classify-kernels.f95 b/gcc/testsuite/gfortran.dg/goacc/classify-kernels.f95
index f2c4736e111..715a983bb26 100644
--- a/gcc/testsuite/gfortran.dg/goacc/classify-kernels.f95
+++ b/gcc/testsuite/gfortran.dg/goacc/classify-kernels.f95
@@ -15,8 +15,8 @@ program main
 
   call setup(a, b)
 
-  !$acc kernels copyin (a(0:n-1), b(0:n-1)) copyout (c(0:n-1))
-  do i = 0, n - 1 ! { dg-message "optimized: assigned OpenACC gang loop parallelism" }
+  !$acc kernels copyin (a(0:n-1), b(0:n-1)) copyout (c(0:n-1)) ! { dg-message "optimized: assigned OpenACC gang loop parallelism" }
+  do i = 0, n - 1
      c(i) = a(i) + b(i)
   end do
   !$acc end kernels


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