File gcc10-foffload-default.patch of Package gcc11

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File gcc10-foffload-default.patch of Package gcc11 (Revision 1f94b401ff092eb42d3419275a2cd663)

Currently displaying revision 1f94b401ff092eb42d3419275a2cd663 , Show latest

Index: gcc-11.1.1+git536/gcc/gcc.c
===================================================================
--- gcc-11.1.1+git536.orig/gcc/gcc.c
+++ gcc-11.1.1+git536/gcc/gcc.c
@@ -319,6 +319,10 @@ static const char *spec_host_machine = D
 
 static char *offload_targets = NULL;
 
+/* Set to true if -foffload has not been used and offload_targets
+   is set to the configured in default.  */
+static bool offload_targets_default;
+
 /* Nonzero if cross-compiling.
    When -b is used, the value comes from the `specs' file.  */
 
@@ -4830,7 +4834,10 @@ process_command (unsigned int decoded_op
   /* If the user didn't specify any, default to all configured offload
      targets.  */
   if (ENABLE_OFFLOADING && offload_targets == NULL)
-    handle_foffload_option (OFFLOAD_TARGETS);
+    {
+      handle_foffload_option (OFFLOAD_TARGETS);
+      offload_targets_default = true;
+    }
 
   /* Handle -gtoggle as it would later in toplev.c:process_options to
      make the debug-level-gt spec function work as expected.  */
@@ -8498,6 +8505,8 @@ driver::maybe_putenv_OFFLOAD_TARGETS ()
       obstack_grow (&collect_obstack, offload_targets,
 		    strlen (offload_targets) + 1);
       xputenv (XOBFINISH (&collect_obstack, char *));
+      if (offload_targets_default)
+	  xputenv ("OFFLOAD_TARGET_DEFAULT=1");
     }
 
   free (offload_targets);
Index: gcc-11.1.1+git536/gcc/lto-wrapper.c
===================================================================
--- gcc-11.1.1+git536.orig/gcc/lto-wrapper.c
+++ gcc-11.1.1+git536/gcc/lto-wrapper.c
@@ -52,6 +52,7 @@ along with GCC; see the file COPYING3.
 /* Environment variable, used for passing the names of offload targets from GCC
    driver to lto-wrapper.  */
 #define OFFLOAD_TARGET_NAMES_ENV	"OFFLOAD_TARGET_NAMES"
+#define OFFLOAD_TARGET_DEFAULT_ENV	"OFFLOAD_TARGET_DEFAULT"
 
 /* By default there is no special suffix for target executables.  */
 #ifdef TARGET_EXECUTABLE_SUFFIX
@@ -907,6 +908,12 @@ compile_offload_image (const char *targe
 	break;
       }
 
+  if (!compiler && getenv (OFFLOAD_TARGET_DEFAULT_ENV))
+    {
+      free_array_of_ptrs ((void **) paths, n_paths);
+      return NULL;
+    }
+
   if (!compiler)
     fatal_error (input_location,
 		 "could not find %s in %s (consider using %<-B%>)",
@@ -991,8 +998,13 @@ compile_images_for_offload_targets (unsi
 				 compiler_opts, compiler_opt_count,
 				 linker_opts, linker_opt_count);
       if (!offload_names[i])
-	fatal_error (input_location,
-		     "problem with building target image for %s", names[i]);
+	continue;
+    }
+
+  if (num_targets == 0)
+    {
+      free (offload_names);
+      offload_names = NULL;
     }
 
  out:
Index: gcc-11.1.1+git536/libgomp/target.c
===================================================================
--- gcc-11.1.1+git536.orig/libgomp/target.c
+++ gcc-11.1.1+git536/libgomp/target.c
@@ -3173,7 +3173,7 @@ gomp_load_plugin_for_device (struct gomp
 
   void *plugin_handle = dlopen (plugin_name, RTLD_LAZY);
   if (!plugin_handle)
-    goto dl_fail;
+    return 0;
 
   /* Check if all required functions are available in the plugin and store
      their handlers.  None of the symbols can legitimately be NULL,

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File gcc10-foffload-default.patch of Package gcc11 (Revision 1f94b401ff092eb42d3419275a2cd663)

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