[llvm-commits] [dragonegg] r141530 - /dragonegg/trunk/src/Backend.cpp

[Duncan Sands]

Author: baldrick
Date: Mon Oct 10 06:24:31 2011
New Revision: 141530

URL: http://llvm.org/viewvc/llvm-project?rev=141530&view=rev
Log:
Disable the vector lowering (i.e. vector scalarization) and early inliner passes
when GCC optimizations are turned off.  Reorder to match passes.c from gcc-4.6
(previously it was based on gcc-4.5).

Modified:
    dragonegg/trunk/src/Backend.cpp

Modified: dragonegg/trunk/src/Backend.cpp
URL: http://llvm.org/viewvc/llvm-project/dragonegg/trunk/src/Backend.cpp?rev=141530&r1=141529&r2=141530&view=diff
==============================================================================
--- dragonegg/trunk/src/Backend.cpp (original)
+++ dragonegg/trunk/src/Backend.cpp Mon Oct 10 06:24:31 2011
@@ -2080,8 +2080,7 @@
     // Could just set optimize to zero (after taking a copy), but this would
     // also impact front-end optimizations.
 
-    // Leave pass_inline_parameters.  Otherwise our vector lowering fails since
-    // immediates have not been propagated into builtin callsites.
+    // Leave pass_ipa_free_lang_data.
 
     // Leave pass_ipa_function_and_variable_visibility.  Needed for correctness.
 
@@ -2094,14 +2093,8 @@
     register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
 #endif
 
-    // Leave pass_ipa_free_lang_data.
-
     // Leave pass pass_early_local_passes::pass_fixup_cfg. ???
 
-    // Leave pass pass_early_local_passes::pass_tree_profile.
-
-    // Leave pass_early_local_passes::pass_cleanup_cfg. ???
-
     // Leave pass_early_local_passes::pass_init_datastructures. ???
 
     // Leave pass_early_local_passes::pass_expand_omp.
@@ -2110,13 +2103,26 @@
 
     // Leave pass_early_local_passes::pass_build_ssa.
 
+    // Turn off pass_lower_vector.
+    pass_info.pass = &pass_gimple_null.pass;
+    pass_info.reference_pass_name = "veclower";
+    pass_info.ref_pass_instance_number = 0;
+    pass_info.pos_op = PASS_POS_REPLACE;
+    register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
+
     // Leave pass_early_local_passes::pass_early_warn_uninitialized.
 
     // Leave pass_early_local_passes::pass_rebuild_cgraph_edges. ???
 
-    // Leave pass_early_local_passes::pass_early_inline.  Otherwise our vector
-    // lowering fails since immediates have not been propagated into builtin
-    // callsites.
+    // Leave pass_inline_parameters.  Otherwise our vector lowering fails since
+    // immediates have not been propagated into builtin callsites.
+
+    // Turn off pass_early_inline.
+    pass_info.pass = &pass_gimple_null.pass;
+    pass_info.reference_pass_name = "einline";
+    pass_info.ref_pass_instance_number = 0;
+    pass_info.pos_op = PASS_POS_REPLACE;
+    register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
 
     // Insert a pass that ensures that any newly inserted functions, for example
     // those generated by OMP expansion, are processed before being converted to
@@ -2141,6 +2147,8 @@
     // Leave pass_inline_parameters.  Otherwise our vector lowering fails since
     // immediates have not been propagated into builtin callsites.
 
+    // Leave pass pass_early_local_passes::pass_tree_profile.
+
     // Turn off pass_ipa_increase_alignment.
     pass_info.pass = &pass_simple_ipa_null.pass;
     pass_info.reference_pass_name = "increase_alignment";
@@ -2155,8 +2163,12 @@
     pass_info.pos_op = PASS_POS_REPLACE;
     register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
 
+    // Leave pass_ipa_lower_emutls. ???
+
     // Leave pass_ipa_whole_program_visibility. ???
 
+    // Leave pass_ipa_profile. ???
+
     // Turn off pass_ipa_cp.
     pass_info.pass = &pass_ipa_null.pass;
     pass_info.reference_pass_name = "cp";
@@ -2164,6 +2176,8 @@
     pass_info.pos_op = PASS_POS_REPLACE;
     register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
 
+    // Leave pass_ipa_cdtor_merge.
+
     // Turn off pass_ipa_inline.
     pass_info.pass = &pass_ipa_null.pass;
     pass_info.reference_pass_name = "inline";
@@ -2171,16 +2185,16 @@
     pass_info.pos_op = PASS_POS_REPLACE;
     register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
 
-    // Turn off pass_ipa_reference.
+    // Turn off pass_ipa_pure_const.
     pass_info.pass = &pass_ipa_null.pass;
-    pass_info.reference_pass_name = "static-var";
+    pass_info.reference_pass_name = "pure-const";
     pass_info.ref_pass_instance_number = 0;
     pass_info.pos_op = PASS_POS_REPLACE;
     register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);
 
-    // Turn off pass_ipa_pure_const.
+    // Turn off pass_ipa_reference.
     pass_info.pass = &pass_ipa_null.pass;
-    pass_info.reference_pass_name = "pure-const";
+    pass_info.reference_pass_name = "static-var";
     pass_info.ref_pass_instance_number = 0;
     pass_info.pos_op = PASS_POS_REPLACE;
     register_callback(plugin_name, PLUGIN_PASS_MANAGER_SETUP, NULL, &pass_info);