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Commit 6df0f285 authored by Linus Torvalds's avatar Linus Torvalds
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Merge tag 'gcc-plugins-v5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux 

Pull gcc-plugins updates from Kees Cook:

 - Clean up gcc plugin builds now that GCC must be 4.9+ (Masahiro
   Yamada)

 - Update MAINTAINERS (Kees Cook)

* tag 'gcc-plugins-v5.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  MAINTAINERS: Drop inactive gcc-plugins maintainer
  gcc-plugins: simplify GCC plugin-dev capability test
  gcc-plugins: remove code for GCC versions older than 4.9
parents 8bda68d6 53a57e60
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MAINTAINERS
View file @ 6df0f285
......@@ -7339,7 +7339,6 @@ F: drivers/staging/gasket/
GCC PLUGINS
M: Kees Cook <keescook@chromium.org>
R: Emese Revfy <re.emese@gmail.com>
L: linux-hardening@vger.kernel.org
S: Maintained
F: Documentation/kbuild/gcc-plugins.rst
......
scripts/gcc-plugin.sh deleted 100755 → 0
View file @ 8bda68d6
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
set -e
srctree=$(dirname "$0")
gccplugins_dir=$($* -print-file-name=plugin)
# we need a c++ compiler that supports the designated initializer GNU extension
$HOSTCC -c -x c++ -std=gnu++98 - -fsyntax-only -I $srctree/gcc-plugins -I $gccplugins_dir/include 2>/dev/null <<EOF
#include "gcc-common.h"
class test {
public:
int test;
} test = {
.test = 1
};
EOF
scripts/gcc-plugins/Kconfig
View file @ 6df0f285
......@@ -9,7 +9,7 @@ menuconfig GCC_PLUGINS
bool "GCC plugins"
depends on HAVE_GCC_PLUGINS
depends on CC_IS_GCC
depends on $(success,$(srctree)/scripts/gcc-plugin.sh $(CC))
depends on $(success,test -e $(shell,$(CC) -print-file-name=plugin)/include/plugin-version.h)
default y
help
GCC plugins are loadable modules that provide extra features to the
......
scripts/gcc-plugins/gcc-common.h
View file @ 6df0f285
......@@ -55,47 +55,17 @@
#include "cfgloop.h"
#include "cgraph.h"
#include "opts.h"
#if BUILDING_GCC_VERSION == 4005
#include <sys/mman.h>
#endif
#if BUILDING_GCC_VERSION >= 4007
#include "tree-pretty-print.h"
#include "gimple-pretty-print.h"
#endif
#if BUILDING_GCC_VERSION >= 4006
/*
* The c-family headers were moved into a subdirectory in GCC version
* 4.7, but most plugin-building users of GCC 4.6 are using the Debian
* or Ubuntu package, which has an out-of-tree patch to move this to the
* same location as found in 4.7 and later:
* https://sources.debian.net/src/gcc-4.6/4.6.3-14/debian/patches/pr45078.diff/
*/
#include "c-family/c-common.h"
#else
#include "c-common.h"
#endif
#if BUILDING_GCC_VERSION <= 4008
#include "tree-flow.h"
#else
#include "tree-cfgcleanup.h"
#include "tree-ssa-operands.h"
#include "tree-into-ssa.h"
#endif
#if BUILDING_GCC_VERSION >= 4008
#include "is-a.h"
#endif
#include "diagnostic.h"
#include "tree-dump.h"
#include "tree-pass.h"
#if BUILDING_GCC_VERSION >= 4009
#include "pass_manager.h"
#endif
#include "predict.h"
#include "ipa-utils.h"
......@@ -103,7 +73,6 @@
#include "stringpool.h"
#endif
#if BUILDING_GCC_VERSION >= 4009
#include "attribs.h"
#include "varasm.h"
#include "stor-layout.h"
......@@ -122,18 +91,13 @@
#include "tree-eh.h"
#include "stmt.h"
#include "gimplify.h"
#endif
#include "gimple.h"
#if BUILDING_GCC_VERSION >= 4009
#include "tree-ssa-operands.h"
#include "tree-phinodes.h"
#include "tree-cfg.h"
#include "gimple-iterator.h"
#include "gimple-ssa.h"
#include "ssa-iterators.h"
#endif
#if BUILDING_GCC_VERSION >= 5000
#include "builtins.h"
......@@ -143,15 +107,6 @@
void debug_dominance_info(enum cdi_direction dir);
void debug_dominance_tree(enum cdi_direction dir, basic_block root);
#if BUILDING_GCC_VERSION == 4006
void debug_gimple_stmt(gimple);
void debug_gimple_seq(gimple_seq);
void print_gimple_seq(FILE *, gimple_seq, int, int);
void print_gimple_stmt(FILE *, gimple, int, int);
void print_gimple_expr(FILE *, gimple, int, int);
void dump_gimple_stmt(pretty_printer *, gimple, int, int);
#endif
#ifndef __unused
#define __unused __attribute__((__unused__))
#endif
......@@ -190,372 +145,12 @@ struct register_pass_info NAME##_pass_info = { \
.pos_op = POS, \
}
#if BUILDING_GCC_VERSION == 4005
#define FOR_EACH_LOCAL_DECL(FUN, I, D) \
for (tree vars = (FUN)->local_decls, (I) = 0; \
vars && ((D) = TREE_VALUE(vars)); \
vars = TREE_CHAIN(vars), (I)++)
#define DECL_CHAIN(NODE) (TREE_CHAIN(DECL_MINIMAL_CHECK(NODE)))
#define FOR_EACH_VEC_ELT(T, V, I, P) \
for (I = 0; VEC_iterate(T, (V), (I), (P)); ++(I))
#define TODO_rebuild_cgraph_edges 0
#define SCOPE_FILE_SCOPE_P(EXP) (!(EXP))
#ifndef O_BINARY
#define O_BINARY 0
#endif
typedef struct varpool_node *varpool_node_ptr;
static inline bool gimple_call_builtin_p(gimple stmt, enum built_in_function code)
{
tree fndecl;
if (!is_gimple_call(stmt))
return false;
fndecl = gimple_call_fndecl(stmt);
if (!fndecl || DECL_BUILT_IN_CLASS(fndecl) != BUILT_IN_NORMAL)
return false;
return DECL_FUNCTION_CODE(fndecl) == code;
}
static inline bool is_simple_builtin(tree decl)
{
if (decl && DECL_BUILT_IN_CLASS(decl) != BUILT_IN_NORMAL)
return false;
switch (DECL_FUNCTION_CODE(decl)) {
/* Builtins that expand to constants. */
case BUILT_IN_CONSTANT_P:
case BUILT_IN_EXPECT:
case BUILT_IN_OBJECT_SIZE:
case BUILT_IN_UNREACHABLE:
/* Simple register moves or loads from stack. */
case BUILT_IN_RETURN_ADDRESS:
case BUILT_IN_EXTRACT_RETURN_ADDR:
case BUILT_IN_FROB_RETURN_ADDR:
case BUILT_IN_RETURN:
case BUILT_IN_AGGREGATE_INCOMING_ADDRESS:
case BUILT_IN_FRAME_ADDRESS:
case BUILT_IN_VA_END:
case BUILT_IN_STACK_SAVE:
case BUILT_IN_STACK_RESTORE:
/* Exception state returns or moves registers around. */
case BUILT_IN_EH_FILTER:
case BUILT_IN_EH_POINTER:
case BUILT_IN_EH_COPY_VALUES:
return true;
default:
return false;
}
}
static inline void add_local_decl(struct function *fun, tree d)
{
gcc_assert(TREE_CODE(d) == VAR_DECL);
fun->local_decls = tree_cons(NULL_TREE, d, fun->local_decls);
}
#endif
#if BUILDING_GCC_VERSION <= 4006
#define ANY_RETURN_P(rtx) (GET_CODE(rtx) == RETURN)
#define C_DECL_REGISTER(EXP) DECL_LANG_FLAG_4(EXP)
#define EDGE_PRESERVE 0ULL
#define HOST_WIDE_INT_PRINT_HEX_PURE "%" HOST_WIDE_INT_PRINT "x"
#define flag_fat_lto_objects true
#define get_random_seed(noinit) ({ \
unsigned HOST_WIDE_INT seed; \
sscanf(get_random_seed(noinit), "%" HOST_WIDE_INT_PRINT "x", &seed); \
seed * seed; })
#define int_const_binop(code, arg1, arg2) \
int_const_binop((code), (arg1), (arg2), 0)
static inline bool gimple_clobber_p(gimple s __unused)
{
return false;
}
static inline bool gimple_asm_clobbers_memory_p(const_gimple stmt)
{
unsigned i;
for (i = 0; i < gimple_asm_nclobbers(stmt); i++) {
tree op = gimple_asm_clobber_op(stmt, i);
if (!strcmp(TREE_STRING_POINTER(TREE_VALUE(op)), "memory"))
return true;
}
return false;
}
static inline tree builtin_decl_implicit(enum built_in_function fncode)
{
return implicit_built_in_decls[fncode];
}
static inline int ipa_reverse_postorder(struct cgraph_node **order)
{
return cgraph_postorder(order);
}
static inline struct cgraph_node *cgraph_create_node(tree decl)
{
return cgraph_node(decl);
}
static inline struct cgraph_node *cgraph_get_create_node(tree decl)
{
struct cgraph_node *node = cgraph_get_node(decl);
return node ? node : cgraph_node(decl);
}
static inline bool cgraph_function_with_gimple_body_p(struct cgraph_node *node)
{
return node->analyzed && !node->thunk.thunk_p && !node->alias;
}
static inline struct cgraph_node *cgraph_first_function_with_gimple_body(void)
{
struct cgraph_node *node;
for (node = cgraph_nodes; node; node = node->next)
if (cgraph_function_with_gimple_body_p(node))
return node;
return NULL;
}
static inline struct cgraph_node *cgraph_next_function_with_gimple_body(struct cgraph_node *node)
{
for (node = node->next; node; node = node->next)
if (cgraph_function_with_gimple_body_p(node))
return node;
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))
static inline void varpool_add_new_variable(tree decl)
{
varpool_finalize_decl(decl);
}
#endif
#if BUILDING_GCC_VERSION <= 4007
#define FOR_EACH_FUNCTION(node) \
for (node = cgraph_nodes; node; node = node->next)
#define FOR_EACH_VARIABLE(node) \
for (node = varpool_nodes; node; node = node->next)
#define PROP_loops 0
#define NODE_SYMBOL(node) (node)
#define NODE_DECL(node) (node)->decl
#define INSN_LOCATION(INSN) RTL_LOCATION(INSN)
#define vNULL NULL
static inline int bb_loop_depth(const_basic_block bb)
{
return bb->loop_father ? loop_depth(bb->loop_father) : 0;
}
static inline bool gimple_store_p(gimple gs)
{
tree lhs = gimple_get_lhs(gs);
return lhs && !is_gimple_reg(lhs);
}
static inline void gimple_init_singleton(gimple g __unused)
{
}
#endif
#if BUILDING_GCC_VERSION == 4007 || BUILDING_GCC_VERSION == 4008
static inline struct cgraph_node *cgraph_alias_target(struct cgraph_node *n)
{
return cgraph_alias_aliased_node(n);
}
#endif
#if BUILDING_GCC_VERSION <= 4008
#define ENTRY_BLOCK_PTR_FOR_FN(FN) ENTRY_BLOCK_PTR_FOR_FUNCTION(FN)
#define EXIT_BLOCK_PTR_FOR_FN(FN) EXIT_BLOCK_PTR_FOR_FUNCTION(FN)
#define basic_block_info_for_fn(FN) ((FN)->cfg->x_basic_block_info)
#define n_basic_blocks_for_fn(FN) ((FN)->cfg->x_n_basic_blocks)
#define n_edges_for_fn(FN) ((FN)->cfg->x_n_edges)
#define last_basic_block_for_fn(FN) ((FN)->cfg->x_last_basic_block)
#define label_to_block_map_for_fn(FN) ((FN)->cfg->x_label_to_block_map)
#define profile_status_for_fn(FN) ((FN)->cfg->x_profile_status)
#define BASIC_BLOCK_FOR_FN(FN, N) BASIC_BLOCK_FOR_FUNCTION((FN), (N))
#define NODE_IMPLICIT_ALIAS(node) (node)->same_body_alias
#define VAR_P(NODE) (TREE_CODE(NODE) == VAR_DECL)
static inline bool tree_fits_shwi_p(const_tree t)
{
if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST)
return false;
if (TREE_INT_CST_HIGH(t) == 0 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) >= 0)
return true;
if (TREE_INT_CST_HIGH(t) == -1 && (HOST_WIDE_INT)TREE_INT_CST_LOW(t) < 0 && !TYPE_UNSIGNED(TREE_TYPE(t)))
return true;
return false;
}
static inline bool tree_fits_uhwi_p(const_tree t)
{
if (t == NULL_TREE || TREE_CODE(t) != INTEGER_CST)
return false;
return TREE_INT_CST_HIGH(t) == 0;
}
static inline HOST_WIDE_INT tree_to_shwi(const_tree t)
{
gcc_assert(tree_fits_shwi_p(t));
return TREE_INT_CST_LOW(t);
}
static inline unsigned HOST_WIDE_INT tree_to_uhwi(const_tree t)
{
gcc_assert(tree_fits_uhwi_p(t));
return TREE_INT_CST_LOW(t);
}
static inline const char *get_tree_code_name(enum tree_code code)
{
gcc_assert(code < MAX_TREE_CODES);
return tree_code_name[code];
}
#define ipa_remove_stmt_references(cnode, stmt)
typedef union gimple_statement_d gasm;
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;
static inline gasm *as_a_gasm(gimple stmt)
{
return stmt;
}
static inline const gasm *as_a_const_gasm(const_gimple stmt)
{
return stmt;
}
static inline gassign *as_a_gassign(gimple stmt)
{
return stmt;
}
static inline const gassign *as_a_const_gassign(const_gimple stmt)
{
return stmt;
}
static inline gcall *as_a_gcall(gimple stmt)
{
return stmt;
}
static inline const gcall *as_a_const_gcall(const_gimple stmt)
{
return stmt;
}
static inline gcond *as_a_gcond(gimple stmt)
{
return stmt;
}
static inline const gcond *as_a_const_gcond(const_gimple stmt)
{
return stmt;
}
static inline gdebug *as_a_gdebug(gimple stmt)
{
return stmt;
}
static inline const gdebug *as_a_const_gdebug(const_gimple stmt)
{
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;
}
static inline const gphi *as_a_const_gphi(const_gimple stmt)
{
return stmt;
}
static inline greturn *as_a_greturn(gimple stmt)
{
return stmt;
}
static inline const greturn *as_a_const_greturn(const_gimple stmt)
{
return stmt;
}
#endif
#if BUILDING_GCC_VERSION == 4008
#define NODE_SYMBOL(node) (&(node)->symbol)
#define NODE_DECL(node) (node)->symbol.decl
#endif
#if BUILDING_GCC_VERSION >= 4008
#define add_referenced_var(var)
#define mark_sym_for_renaming(var)
#define varpool_mark_needed_node(node)
#define create_var_ann(var)
#define TODO_dump_func 0
#define TODO_dump_cgraph 0
#endif
#if BUILDING_GCC_VERSION <= 4009
#define TODO_verify_il 0
......@@ -676,7 +271,6 @@ static inline const greturn *as_a_const_greturn(const_gimple stmt)
}
#endif
#if BUILDING_GCC_VERSION >= 4009
#define TODO_ggc_collect 0
#define NODE_SYMBOL(node) (node)
#define NODE_DECL(node) (node)->decl
......@@ -687,7 +281,6 @@ static inline opt_pass *get_pass_for_id(int id)
{
return g->get_passes()->get_pass_for_id(id);
}
#endif
#if BUILDING_GCC_VERSION >= 5000 && BUILDING_GCC_VERSION < 6000
/* gimple related */
......
scripts/gcc-plugins/gcc-generate-gimple-pass.h
View file @ 6df0f285
......@@ -73,18 +73,11 @@
#define TODO_FLAGS_FINISH 0
#endif
#if BUILDING_GCC_VERSION >= 4009
namespace {
static const pass_data _PASS_NAME_PASS_DATA = {
#else
static struct gimple_opt_pass _PASS_NAME_PASS = {
.pass = {
#endif
.type = GIMPLE_PASS,
.name = _PASS_NAME_NAME,
#if BUILDING_GCC_VERSION >= 4008
.optinfo_flags = OPTGROUP_NONE,
#endif
#if BUILDING_GCC_VERSION >= 5000
#elif BUILDING_GCC_VERSION == 4009
.has_gate = _HAS_GATE,
......@@ -102,12 +95,8 @@ static struct gimple_opt_pass _PASS_NAME_PASS = {
.properties_destroyed = PROPERTIES_DESTROYED,
.todo_flags_start = TODO_FLAGS_START,
.todo_flags_finish = TODO_FLAGS_FINISH,
#if BUILDING_GCC_VERSION < 4009
}
#endif
};
#if BUILDING_GCC_VERSION >= 4009
class _PASS_NAME_PASS : public gimple_opt_pass {
public:
_PASS_NAME_PASS() : gimple_opt_pass(_PASS_NAME_PASS_DATA, g) {}
......@@ -128,7 +117,6 @@ class _PASS_NAME_PASS : public gimple_opt_pass {
#else
virtual unsigned int execute(void) { return _EXECUTE(); }
#endif
#endif
};
}
......
scripts/gcc-plugins/gcc-generate-ipa-pass.h
View file @ 6df0f285
......@@ -141,18 +141,11 @@
#define FUNCTION_TRANSFORM_TODO_FLAGS_START 0
#endif
#if BUILDING_GCC_VERSION >= 4009
namespace {
static const pass_data _PASS_NAME_PASS_DATA = {
#else
static struct ipa_opt_pass_d _PASS_NAME_PASS = {
.pass = {
#endif
.type = IPA_PASS,
.name = _PASS_NAME_NAME,
#if BUILDING_GCC_VERSION >= 4008
.optinfo_flags = OPTGROUP_NONE,
#endif
#if BUILDING_GCC_VERSION >= 5000
#elif BUILDING_GCC_VERSION == 4009
.has_gate = _HAS_GATE,
......@@ -170,23 +163,8 @@ static struct ipa_opt_pass_d _PASS_NAME_PASS = {
.properties_destroyed = PROPERTIES_DESTROYED,
.todo_flags_start = TODO_FLAGS_START,
.todo_flags_finish = TODO_FLAGS_FINISH,
#if BUILDING_GCC_VERSION < 4009
},
.generate_summary = _GENERATE_SUMMARY,
.write_summary = _WRITE_SUMMARY,
.read_summary = _READ_SUMMARY,
#if BUILDING_GCC_VERSION >= 4006
.write_optimization_summary = _WRITE_OPTIMIZATION_SUMMARY,
.read_optimization_summary = _READ_OPTIMIZATION_SUMMARY,
#endif
.stmt_fixup = _STMT_FIXUP,
.function_transform_todo_flags_start = FUNCTION_TRANSFORM_TODO_FLAGS_START,
.function_transform = _FUNCTION_TRANSFORM,
.variable_transform = _VARIABLE_TRANSFORM,
#endif
};
#if BUILDING_GCC_VERSION >= 4009
class _PASS_NAME_PASS : public ipa_opt_pass_d {
public:
_PASS_NAME_PASS() : ipa_opt_pass_d(_PASS_NAME_PASS_DATA,
......@@ -206,7 +184,6 @@ class _PASS_NAME_PASS : public ipa_opt_pass_d {
virtual bool gate(function *) { return _GATE(); }
#else
virtual bool gate(void) { return _GATE(); }
#endif
#endif
virtual opt_pass *clone() { return new _PASS_NAME_PASS(); }
......
scripts/gcc-plugins/gcc-generate-rtl-pass.h
View file @ 6df0f285
......@@ -73,18 +73,11 @@
#define TODO_FLAGS_FINISH 0
#endif
#if BUILDING_GCC_VERSION >= 4009
namespace {
static const pass_data _PASS_NAME_PASS_DATA = {
#else
static struct rtl_opt_pass _PASS_NAME_PASS = {
.pass = {
#endif
.type = RTL_PASS,
.name = _PASS_NAME_NAME,
#if BUILDING_GCC_VERSION >= 4008
.optinfo_flags = OPTGROUP_NONE,
#endif
#if BUILDING_GCC_VERSION >= 5000
#elif BUILDING_GCC_VERSION == 4009
.has_gate = _HAS_GATE,
......@@ -102,12 +95,8 @@ static struct rtl_opt_pass _PASS_NAME_PASS = {
.properties_destroyed = PROPERTIES_DESTROYED,
.todo_flags_start = TODO_FLAGS_START,
.todo_flags_finish = TODO_FLAGS_FINISH,
#if BUILDING_GCC_VERSION < 4009
}
#endif
};
#if BUILDING_GCC_VERSION >= 4009
class _PASS_NAME_PASS : public rtl_opt_pass {
public:
_PASS_NAME_PASS() : rtl_opt_pass(_PASS_NAME_PASS_DATA, g) {}
......@@ -136,12 +125,6 @@ opt_pass *_MAKE_PASS_NAME_PASS(void)
{
return new _PASS_NAME_PASS();
}
#else
struct opt_pass *_MAKE_PASS_NAME_PASS(void)
{
return &_PASS_NAME_PASS.pass;
}
#endif
/* clean up user provided defines */
#undef PASS_NAME
......
scripts/gcc-plugins/gcc-generate-simple_ipa-pass.h
View file @ 6df0f285
......@@ -73,18 +73,11 @@
#define TODO_FLAGS_FINISH 0
#endif
#if BUILDING_GCC_VERSION >= 4009
namespace {
static const pass_data _PASS_NAME_PASS_DATA = {
#else
static struct simple_ipa_opt_pass _PASS_NAME_PASS = {
.pass = {
#endif
.type = SIMPLE_IPA_PASS,
.name = _PASS_NAME_NAME,
#if BUILDING_GCC_VERSION >= 4008
.optinfo_flags = OPTGROUP_NONE,
#endif
#if BUILDING_GCC_VERSION >= 5000
#elif BUILDING_GCC_VERSION == 4009
.has_gate = _HAS_GATE,
......@@ -102,12 +95,8 @@ static struct simple_ipa_opt_pass _PASS_NAME_PASS = {
.properties_destroyed = PROPERTIES_DESTROYED,
.todo_flags_start = TODO_FLAGS_START,
.todo_flags_finish = TODO_FLAGS_FINISH,
#if BUILDING_GCC_VERSION < 4009
}
#endif
};
#if BUILDING_GCC_VERSION >= 4009
class _PASS_NAME_PASS : public simple_ipa_opt_pass {
public:
_PASS_NAME_PASS() : simple_ipa_opt_pass(_PASS_NAME_PASS_DATA, g) {}
......@@ -136,12 +125,6 @@ opt_pass *_MAKE_PASS_NAME_PASS(void)
{
return new _PASS_NAME_PASS();
}
#else
struct opt_pass *_MAKE_PASS_NAME_PASS(void)
{
return &_PASS_NAME_PASS.pass;
}
#endif
/* clean up user provided defines */
#undef PASS_NAME
......
scripts/gcc-plugins/latent_entropy_plugin.c
View file @ 6df0f285
......@@ -125,11 +125,7 @@ static tree handle_latent_entropy_attribute(tree *node, tree name,
bool *no_add_attrs)
{
tree type;
#if BUILDING_GCC_VERSION <= 4007
VEC(constructor_elt, gc) *vals;
#else
vec<constructor_elt, va_gc> *vals;
#endif
switch (TREE_CODE(*node)) {
default:
......@@ -181,11 +177,7 @@ static tree handle_latent_entropy_attribute(tree *node, tree name,
if (fld)
break;
#if BUILDING_GCC_VERSION <= 4007
vals = VEC_alloc(constructor_elt, gc, nelt);
#else
vec_alloc(vals, nelt);
#endif
for (fld = lst; fld; fld = TREE_CHAIN(fld)) {
tree random_const, fld_t = TREE_TYPE(fld);
......@@ -225,11 +217,7 @@ static tree handle_latent_entropy_attribute(tree *node, tree name,
elt_size_int = TREE_INT_CST_LOW(elt_size);
nelt = array_size_int / elt_size_int;
#if BUILDING_GCC_VERSION <= 4007
vals = VEC_alloc(constructor_elt, gc, nelt);
#else
vec_alloc(vals, nelt);
#endif
for (i = 0; i < nelt; i++) {
tree cst = size_int(i);
......
scripts/gcc-plugins/randomize_layout_plugin.c
View file @ 6df0f285
......@@ -590,16 +590,12 @@ static void register_attributes(void *event_data, void *data)
randomize_layout_attr.name = "randomize_layout";
randomize_layout_attr.type_required = true;
randomize_layout_attr.handler = handle_randomize_layout_attr;
#if BUILDING_GCC_VERSION >= 4007
randomize_layout_attr.affects_type_identity = true;
#endif
no_randomize_layout_attr.name = "no_randomize_layout";
no_randomize_layout_attr.type_required = true;
no_randomize_layout_attr.handler = handle_randomize_layout_attr;
#if BUILDING_GCC_VERSION >= 4007
no_randomize_layout_attr.affects_type_identity = true;
#endif
randomize_considered_attr.name = "randomize_considered";
randomize_considered_attr.type_required = true;
......
scripts/gcc-plugins/sancov_plugin.c
View file @ 6df0f285
......@@ -80,10 +80,8 @@ static void sancov_start_unit(void __unused *gcc_data, void __unused *user_data)
nothrow_attr = tree_cons(get_identifier("nothrow"), NULL, NULL);
decl_attributes(&sancov_fndecl, nothrow_attr, 0);
gcc_assert(TREE_NOTHROW(sancov_fndecl));
#if BUILDING_GCC_VERSION > 4005
leaf_attr = tree_cons(get_identifier("leaf"), NULL, NULL);
decl_attributes(&sancov_fndecl, leaf_attr, 0);
#endif
}
__visible int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gcc_version *version)
......@@ -106,11 +104,7 @@ __visible int plugin_init(struct plugin_name_args *plugin_info, struct plugin_gc
};
/* BBs can be split afterwards?? */
#if BUILDING_GCC_VERSION >= 4009
PASS_INFO(sancov, "asan", 0, PASS_POS_INSERT_BEFORE);
#else
PASS_INFO(sancov, "nrv", 1, PASS_POS_INSERT_BEFORE);
#endif
if (!plugin_default_version_check(version, &gcc_version)) {
error(G_("incompatible gcc/plugin versions"));
......
scripts/gcc-plugins/stackleak_plugin.c
View file @ 6df0f285
......@@ -80,10 +80,8 @@ static bool is_alloca(gimple stmt)
if (gimple_call_builtin_p(stmt, BUILT_IN_ALLOCA))
return true;
#if BUILDING_GCC_VERSION >= 4007
if (gimple_call_builtin_p(stmt, BUILT_IN_ALLOCA_WITH_ALIGN))
return true;
#endif
return false;
}
......@@ -322,7 +320,7 @@ static void remove_stack_tracking_gcall(void)
/* Delete the stackleak_track_stack() call */
delete_insn_and_edges(insn);
#if BUILDING_GCC_VERSION >= 4007 && BUILDING_GCC_VERSION < 8000
#if BUILDING_GCC_VERSION < 8000
if (GET_CODE(next) == NOTE &&
NOTE_KIND(next) == NOTE_INSN_CALL_ARG_LOCATION) {
insn = next;
......
scripts/gcc-plugins/structleak_plugin.c
View file @ 6df0f285
......@@ -68,9 +68,7 @@ static void register_attributes(void *event_data, void *data)
{
user_attr.name = "user";
user_attr.handler = handle_user_attribute;
#if BUILDING_GCC_VERSION >= 4007
user_attr.affects_type_identity = true;
#endif
register_attribute(&user_attr);
}
......@@ -137,11 +135,9 @@ static void initialize(tree var)
if (!gimple_assign_single_p(stmt))
continue;
rhs1 = gimple_assign_rhs1(stmt);
#if BUILDING_GCC_VERSION >= 4007
/* ... of a non-clobbering expression... */
if (TREE_CLOBBER_P(rhs1))
continue;
#endif
/* ... to our variable... */
if (gimple_get_lhs(stmt) != var)
continue;
......
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