Merge remote-tracking branch 'sourceryinstitute/master' into teams

Author: Damian Rouson

gcc/ChangeLog

@@ -1,3 +1,172 @@
+2017-09-21  Martin Sebor  <[email protected]>
+
+	* PR c/81882
+	* doc/extend.texi (attribute ifunc): Avoid relying on ill-formed
+	code (in C++) or code that triggers warnings.
+
+2017-09-21  Eric Botcazou  <[email protected]>
+
+	* stor-layout.c (bit_from_pos): Do not distribute the conversion.
+
+2017-09-21  Segher Boessenkool  <[email protected]>
+
+	* haifa-sched.c: Rename insn_cost to insn_sched_cost.
+	* sched-rgn.c: Ditto.
+	* sel-sched-ir.c: Ditto.
+
+2017-09-21  Alexander Monakov  <[email protected]>
+
+	* toplev.h (set_random_seed): Adjust return type.
+	* toplev.c (init_local_tick): Move eager initialization of random_seed
+	to get_random_seed.  Adjust comment.
+	(init_random_seed): Inline to get_random_seed, delete.
+	(get_random_seed): Initialize random_seed lazily.
+	(set_random_seed): Do not return previous value.
+	(print_switch_value): Do not call get_random_seed.
+
+2017-09-21  Evgeny Kudryashov  <[email protected]>
+
+	* cgraph.c (delete_function_version): New, broken out from...
+	(cgraph_node::delete_function_version): ...here.  Rename to
+	cgraph_node::delete_function_version_by_decl.  Update all uses.
+	(cgraph_node::remove): Call delete_function_version.
+
+2017-09-21  Jakub Jelinek  <[email protected]>
+
+	PR sanitizer/81715
+	* tree-inline.c (expand_call_inline): Emit clobber stmts for
+	VAR_DECLs to which addressable non-volatile parameters are mapped
+	and for id->retvar after the return value assignment.  Clear
+	id->retval and id->retbnd after inlining.
+
+2017-09-21  Richard Biener  <[email protected]>
+
+	PR tree-optimization/82276
+	PR tree-optimization/82244
+	* tree-vrp.c (build_assert_expr_for): Set
+	SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
+	has it set.
+	(remove_range_assertions): Revert earlier change.
+
+2017-09-21  Wilco Dijkstra  <[email protected]>
+
+	PR target/71951
+	* config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
+
+2017-09-21  Richard Biener  <[email protected]>
+
+	* graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl):
+	Restore valid IL after code generation errors.
+	* graphite.c (graphite_transform_loops): Diagnose code
+	generation issues as MSG_MISSED_OPTIMIZATION and continue
+	with processing SCOPs.
+
+2017-09-21  Richard Sandiford  <[email protected]>
+	    Alan Hayward  <[email protected]>
+	    David Sherwood  <[email protected]>
+
+	* calls.c (compute_argument_addresses): Use simplify_gen_binary
+	rather than choosing between plus_constant and gen_rtx_<CODE>.
+	* expr.c (emit_push_insn): Likewise.
+	(expand_expr_real_2): Likewise.
+
+2017-09-21  Richard Sandiford  <[email protected]>
+	    Alan Hayward  <[email protected]>
+	    David Sherwood  <[email protected]>
+
+	* loop-unroll.c (split_iv): Call copy_rtx on the step.
+
+2017-09-21  Richard Sandiford  <[email protected]>
+	    Alan Hayward  <[email protected]>
+	    David Sherwood  <[email protected]>
+
+	* tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before
+	calling tree_to_uhwi.
+
+2017-09-21  Richard Sandiford  <[email protected]>
+	    Alan Hayward  <[email protected]>
+	    David Sherwood  <[email protected]>
+
+	* tree-ssa-ccp.c (get_value_for_expr): Use a positive test for
+	INTEGER_CST rather than a negative test for ADDR_EXPR.
+
+2017-09-21  Richard Sandiford  <[email protected]>
+	    Alan Hayward  <[email protected]>
+	    David Sherwood  <[email protected]>
+
+	* tree-vrp.c (extract_range_from_binary_expr_1): Check
+	int_cst_rangeN before calling value_range_constant_singleton (&vrN).
+
+2017-09-21  Richard Biener  <[email protected]>
+
+	PR tree-optimization/71351
+	* graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::
+	graphite_create_new_loop_guard): Remove, fold remaining parts
+	into caller ...
+	(translate_isl_ast_node_for): ... here and simplify.
+
+2017-09-21  Jakub Jelinek  <[email protected]>
+
+	PR target/82260
+	* config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative
+	with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the
+	latter two for 64-bit, renumber alternatives, for -Os imov (=q,n)
+	alternative always use QI mode, for -Os imov (=R,R) alternative
+	always use SI mode, for imov (=Q,Q) or (=r,r) alternatives
+	ignore -Os.
+
+2017-09-20  Andreas Krebbel  <[email protected]>
+	    Jeff Law  <[email protected]>
+
+	* config/s390/s390.c (MIN_UNROLL_PROBES): Define.
+	(allocate_stack_space): New function, partially extracted from
+	s390_emit_prologue.
+	(s390_emit_prologue): Track offset to most recent stack probe.
+	Code to allocate space moved into allocate_stack_space.
+	Dump actions when no stack is allocated.
+	(s390_prologue_plus_offset): New function.
+	(s390_emit_stack_probe): Likewise.
+
+2017-09-20  Alexandre Oliva <[email protected]>
+
+	* common.opt (Wa, Wl, Wp, g, gz=): Add
+	RejectNegative.
+	(gno-column-info): Remove.
+	(gcolumn-info): Drop RejectNegative.
+	(gno-): New prefix.
+	(gno-record-gcc-switches): Remove.
+	(grecord-gcc-switches): Drop RejectNegative.
+	(gno-split-dwarf): Remove.
+	(gsplit-dwarf): Drop RejectNegative.
+	(gno-strict-dwarf): Remove.
+	(gstrict-dwarf): Drop RejectNegative.
+	* config/darwin.opt (gfull, gused): Add RejectNegative.
+	* dwarf2out.c (gen_producer_string): Drop
+	gno-record-gcc-switches handler.
+	* optc-gen.awk: Add g to prefixes with negative forms.
+	* opts-common.c (remapping_prefix_p): New.
+	(find_opt): Check it.
+	(generate_canonical_option): Test g prefix.
+	(option_map): Add -gno- mapping.
+	(add_misspelling_candidates): Check remapping_prefix_p.
+
+2017-09-20  Jeff Law  <[email protected]>
+
+	* config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix
+	thinko in stack clash protection support.
+
+	* explow.c (compute_stack_clash_protection_loop_data): Use
+	CONST_INT_P instead of explicit test.  Verify object is a
+	CONST_INT_P before looking at INTVAL.
+	(anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P
+	instead of explicit test.
+
+2017-09-20  Segher Boessenkool  <[email protected]>
+
+	PR target/77687
+	* config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch
+	address instead of to r1 and r11.
+
 2017-09-20  Sebastian Peryt  <[email protected]>
 
 	* config.gcc: Support "knm".

gcc/DATESTAMP

@@ -1 +1 @@
-20170920
+20170921

gcc/ada/ChangeLog

@@ -1,3 +1,7 @@
+2017-09-20  Alexandre Oliva <[email protected]>
+
+	* gcc-interface/lang.opt (gant, gnatO, gnat): Add RejectNegative.
+
 2017-09-18  Bob Duff  <[email protected]>
 
 	* sem_ch4.adb (Complete_Object_Operation): Do not insert 'Access for

gcc/ada/gcc-interface/lang.opt

@@ -81,15 +81,15 @@ Ada AdaWhy AdaSCIL
 Make \"char\" signed by default.
 
 gant
-Ada AdaWhy AdaSCIL Driver Joined Undocumented
+Ada AdaWhy AdaSCIL Driver Joined Undocumented RejectNegative
 Catch typos.
 
 gnatO
-Ada AdaWhy AdaSCIL Driver Separate
+Ada AdaWhy AdaSCIL Driver Separate RejectNegative
 Set name of output ALI file (internal switch).
 
 gnat
-Ada AdaWhy AdaSCIL Driver Joined
+Ada AdaWhy AdaSCIL Driver Joined RejectNegative
 -gnat<options>	Specify options to GNAT.
 
 fbuiltin-printf

gcc/c-family/ChangeLog

@@ -1,3 +1,7 @@
+2017-09-20  Alexandre Oliva <[email protected]>
+
+	* c.opt (gen-decls): Add RejectNegative.
+
 2017-09-15  Andrew Sutton  <[email protected]>
 	    Jakub Jelinek  <[email protected]>
 

gcc/c-family/c.opt

@@ -1810,7 +1810,7 @@ ObjC ObjC++ Var(flag_zero_link)
 Generate lazy class lookup (via objc_getClass()) for use in Zero-Link mode.
 
 gen-decls
-ObjC ObjC++ Driver Var(flag_gen_declaration)
+ObjC ObjC++ Driver Var(flag_gen_declaration) RejectNegative
 Dump declarations to a .decl file.
 
 femit-struct-debug-baseonly

gcc/calls.c

@@ -2197,11 +2197,7 @@ compute_argument_addresses (struct arg_data *args, rtx argblock, int num_actuals
 	  if (POINTER_BOUNDS_P (args[i].tree_value))
 	    continue;
 
-	  if (CONST_INT_P (offset))
-	    addr = plus_constant (Pmode, arg_reg, INTVAL (offset));
-	  else
-	    addr = gen_rtx_PLUS (Pmode, arg_reg, offset);
-
+	  addr = simplify_gen_binary (PLUS, Pmode, arg_reg, offset);
 	  addr = plus_constant (Pmode, addr, arg_offset);
 
 	  if (args[i].partial != 0)
@@ -2231,11 +2227,7 @@ compute_argument_addresses (struct arg_data *args, rtx argblock, int num_actuals
 	    }
 	  set_mem_align (args[i].stack, align);
 
-	  if (CONST_INT_P (slot_offset))
-	    addr = plus_constant (Pmode, arg_reg, INTVAL (slot_offset));
-	  else
-	    addr = gen_rtx_PLUS (Pmode, arg_reg, slot_offset);
-
+	  addr = simplify_gen_binary (PLUS, Pmode, arg_reg, slot_offset);
 	  addr = plus_constant (Pmode, addr, arg_offset);
 
 	  if (args[i].partial != 0)

gcc/cgraph.c

@@ -190,30 +190,34 @@ cgraph_node::insert_new_function_version (void)
   return version_info_node;
 }
 
-/* Remove the cgraph_function_version_info and cgraph_node for DECL.  This
-   DECL is a duplicate declaration.  */
-void
-cgraph_node::delete_function_version (tree decl)
+/* Remove the cgraph_function_version_info node given by DECL_V.  */
+static void
+delete_function_version (cgraph_function_version_info *decl_v)
 {
-  cgraph_node *decl_node = cgraph_node::get (decl);
-  cgraph_function_version_info *decl_v = NULL;
-
-  if (decl_node == NULL)
-    return;
-
-  decl_v = decl_node->function_version ();
-
   if (decl_v == NULL)
     return;
 
   if (decl_v->prev != NULL)
-   decl_v->prev->next = decl_v->next;
+    decl_v->prev->next = decl_v->next;
 
   if (decl_v->next != NULL)
     decl_v->next->prev = decl_v->prev;
 
   if (cgraph_fnver_htab != NULL)
     cgraph_fnver_htab->remove_elt (decl_v);
+}
+
+/* Remove the cgraph_function_version_info and cgraph_node for DECL.  This
+   DECL is a duplicate declaration.  */
+void
+cgraph_node::delete_function_version_by_decl (tree decl)
+{
+  cgraph_node *decl_node = cgraph_node::get (decl);
+
+  if (decl_node == NULL)
+    return;
+
+  delete_function_version (decl_node->function_version ());
 
   decl_node->remove ();
 }
@@ -1844,6 +1848,7 @@ cgraph_node::remove (void)
   remove_callers ();
   remove_callees ();
   ipa_transforms_to_apply.release ();
+  delete_function_version (function_version ());
 
   /* Incremental inlining access removed nodes stored in the postorder list.
      */

gcc/cgraph.h

@@ -1272,7 +1272,7 @@ struct GTY((tag ("SYMTAB_FUNCTION"))) cgraph_node : public symtab_node {
 
   /* Remove the cgraph_function_version_info and cgraph_node for DECL.  This
      DECL is a duplicate declaration.  */
-  static void delete_function_version (tree decl);
+  static void delete_function_version_by_decl (tree decl);
 
   /* Add the function FNDECL to the call graph.
      Unlike finalize_function, this function is intended to be used