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Message-Id: <20170110131503.475406510@linuxfoundation.org>
Date: Tue, 10 Jan 2017 14:34:59 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Kees Cook <keescook@...omium.org>
Subject: [PATCH 4.9 016/206] gcc-plugins: update gcc-common.h for gcc-7
4.9-stable review patch. If anyone has any objections, please let me know.
------------------
From: Kees Cook <keescook@...omium.org>
commit 81d873a87114b05dbb74d1fbf0c4322ba4bfdee4 upstream.
This updates gcc-common.h from Emese Revfy for gcc 7. This fixes issues seen
by Kugan and Arnd. Build tested with gcc 5.4 and 7 snapshot.
Signed-off-by: Kees Cook <keescook@...omium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
scripts/gcc-plugins/gcc-common.h | 85 +++++++++++++++++++++++++++++++++++++++
1 file changed, 85 insertions(+)
--- a/scripts/gcc-plugins/gcc-common.h
+++ b/scripts/gcc-plugins/gcc-common.h
@@ -39,6 +39,9 @@
#include "hash-map.h"
#endif
+#if BUILDING_GCC_VERSION >= 7000
+#include "memmodel.h"
+#endif
#include "emit-rtl.h"
#include "debug.h"
#include "target.h"
@@ -91,6 +94,9 @@
#include "tree-ssa-alias.h"
#include "tree-ssa.h"
#include "stringpool.h"
+#if BUILDING_GCC_VERSION >= 7000
+#include "tree-vrp.h"
+#endif
#include "tree-ssanames.h"
#include "print-tree.h"
#include "tree-eh.h"
@@ -287,6 +293,22 @@ static inline struct cgraph_node *cgraph
return NULL;
}
+static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
+{
+ cgraph_node_ptr alias;
+
+ if (callback(node, data))
+ return true;
+
+ for (alias = node->same_body; alias; alias = alias->next) {
+ if (include_overwritable || cgraph_function_body_availability(alias) > AVAIL_OVERWRITABLE)
+ if (cgraph_for_node_and_aliases(alias, callback, data, include_overwritable))
+ return true;
+ }
+
+ return false;
+}
+
#define FOR_EACH_FUNCTION_WITH_GIMPLE_BODY(node) \
for ((node) = cgraph_first_function_with_gimple_body(); (node); \
(node) = cgraph_next_function_with_gimple_body(node))
@@ -399,6 +421,7 @@ typedef union gimple_statement_d gassign
typedef union gimple_statement_d gcall;
typedef union gimple_statement_d gcond;
typedef union gimple_statement_d gdebug;
+typedef union gimple_statement_d ggoto;
typedef union gimple_statement_d gphi;
typedef union gimple_statement_d greturn;
@@ -452,6 +475,16 @@ static inline const gdebug *as_a_const_g
return stmt;
}
+static inline ggoto *as_a_ggoto(gimple stmt)
+{
+ return stmt;
+}
+
+static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
+{
+ return stmt;
+}
+
static inline gphi *as_a_gphi(gimple stmt)
{
return stmt;
@@ -496,6 +529,14 @@ static inline const greturn *as_a_const_
typedef struct rtx_def rtx_insn;
+static inline const char *get_decl_section_name(const_tree decl)
+{
+ if (DECL_SECTION_NAME(decl) == NULL_TREE)
+ return NULL;
+
+ return TREE_STRING_POINTER(DECL_SECTION_NAME(decl));
+}
+
static inline void set_decl_section_name(tree node, const char *value)
{
if (value)
@@ -511,6 +552,7 @@ typedef struct gimple_statement_base gas
typedef struct gimple_statement_call gcall;
typedef struct gimple_statement_base gcond;
typedef struct gimple_statement_base gdebug;
+typedef struct gimple_statement_base ggoto;
typedef struct gimple_statement_phi gphi;
typedef struct gimple_statement_base greturn;
@@ -564,6 +606,16 @@ static inline const gdebug *as_a_const_g
return stmt;
}
+static inline ggoto *as_a_ggoto(gimple stmt)
+{
+ return stmt;
+}
+
+static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
+{
+ return stmt;
+}
+
static inline gphi *as_a_gphi(gimple stmt)
{
return as_a<gphi>(stmt);
@@ -611,6 +663,11 @@ inline bool is_a_helper<const gassign *>
#define INSN_DELETED_P(insn) (insn)->deleted()
+static inline const char *get_decl_section_name(const_tree decl)
+{
+ return DECL_SECTION_NAME(decl);
+}
+
/* symtab/cgraph related */
#define debug_cgraph_node(node) (node)->debug()
#define cgraph_get_node(decl) cgraph_node::get(decl)
@@ -619,6 +676,7 @@ inline bool is_a_helper<const gassign *>
#define cgraph_n_nodes symtab->cgraph_count
#define cgraph_max_uid symtab->cgraph_max_uid
#define varpool_get_node(decl) varpool_node::get(decl)
+#define dump_varpool_node(file, node) (node)->dump(file)
#define cgraph_create_edge(caller, callee, call_stmt, count, freq, nest) \
(caller)->create_edge((callee), (call_stmt), (count), (freq))
@@ -674,6 +732,11 @@ static inline cgraph_node_ptr cgraph_ali
return node->get_alias_target();
}
+static inline bool cgraph_for_node_and_aliases(cgraph_node_ptr node, bool (*callback)(cgraph_node_ptr, void *), void *data, bool include_overwritable)
+{
+ return node->call_for_symbol_thunks_and_aliases(callback, data, include_overwritable);
+}
+
static inline struct cgraph_node_hook_list *cgraph_add_function_insertion_hook(cgraph_node_hook hook, void *data)
{
return symtab->add_cgraph_insertion_hook(hook, data);
@@ -731,6 +794,13 @@ static inline gimple gimple_build_assign
template <>
template <>
+inline bool is_a_helper<const ggoto *>::test(const_gimple gs)
+{
+ return gs->code == GIMPLE_GOTO;
+}
+
+template <>
+template <>
inline bool is_a_helper<const greturn *>::test(const_gimple gs)
{
return gs->code == GIMPLE_RETURN;
@@ -766,6 +836,16 @@ static inline const gcall *as_a_const_gc
return as_a<const gcall *>(stmt);
}
+static inline ggoto *as_a_ggoto(gimple stmt)
+{
+ return as_a<ggoto *>(stmt);
+}
+
+static inline const ggoto *as_a_const_ggoto(const_gimple stmt)
+{
+ return as_a<const ggoto *>(stmt);
+}
+
static inline gphi *as_a_gphi(gimple stmt)
{
return as_a<gphi *>(stmt);
@@ -828,4 +908,9 @@ static inline void debug_gimple_stmt(con
#define debug_gimple_stmt(s) debug_gimple_stmt(CONST_CAST_GIMPLE(s))
#endif
+#if BUILDING_GCC_VERSION >= 7000
+#define get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep, keep_aligning) \
+ get_inner_reference(exp, pbitsize, pbitpos, poffset, pmode, punsignedp, preversep, pvolatilep)
+#endif
+
#endif
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