diff options
Diffstat (limited to 'gcc/coverage.c')
| -rw-r--r-- | gcc/coverage.c | 79 |
1 files changed, 26 insertions, 53 deletions
diff --git a/gcc/coverage.c b/gcc/coverage.c index c67300b..15a6a41 100644 --- a/gcc/coverage.c +++ b/gcc/coverage.c @@ -39,11 +39,11 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #include "function.h" #include "toplev.h" #include "ggc.h" -#include "target.h" #include "coverage.h" -#include "libfuncs.h" #include "langhooks.h" #include "hashtab.h" +#include "tree-iterator.h" +#include "cgraph.h" #include "gcov-io.c" @@ -904,69 +904,42 @@ build_gcov_info (void) static void create_coverage (void) { - tree gcov_info, gcov_info_value; - char name[20]; - char *ctor_name; - tree ctor; - rtx gcov_info_address; + tree gcov_info, gcov_init, body, t; + char name_buf[32]; no_coverage = 1; /* Disable any further coverage. */ if (!prg_ctr_mask) return; - gcov_info_value = build_gcov_info (); - - gcov_info = build_decl (VAR_DECL, NULL_TREE, TREE_TYPE (gcov_info_value)); - DECL_INITIAL (gcov_info) = gcov_info_value; + t = build_gcov_info (); + gcov_info = build_decl (VAR_DECL, NULL_TREE, TREE_TYPE (t)); TREE_STATIC (gcov_info) = 1; - ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 0); - DECL_NAME (gcov_info) = get_identifier (name); + ASM_GENERATE_INTERNAL_LABEL (name_buf, "LPBX", 0); + DECL_NAME (gcov_info) = get_identifier (name_buf); + DECL_INITIAL (gcov_info) = t; /* Build structure. */ assemble_variable (gcov_info, 0, 0, 0); - /* Build the constructor function to invoke __gcov_init. */ - ctor_name = concat (IDENTIFIER_POINTER (get_file_function_name ('I')), - "_GCOV", NULL); - ctor = build_decl (FUNCTION_DECL, get_identifier (ctor_name), - build_function_type (void_type_node, NULL_TREE)); - free (ctor_name); - DECL_EXTERNAL (ctor) = 0; - - /* It can be a static function as long as collect2 does not have - to scan the object file to find its ctor/dtor routine. */ - TREE_PUBLIC (ctor) = ! targetm.have_ctors_dtors; - TREE_USED (ctor) = 1; - DECL_RESULT (ctor) = build_decl (RESULT_DECL, NULL_TREE, void_type_node); - DECL_UNINLINABLE (ctor) = 1; - - rest_of_decl_compilation (ctor, 0, 1, 0); - announce_function (ctor); - current_function_decl = ctor; - make_decl_rtl (ctor, NULL); - init_function_start (ctor); - expand_function_start (ctor, 0); - /* Actually generate the code to call __gcov_init. */ - gcov_info_address = force_reg (Pmode, XEXP (DECL_RTL (gcov_info), 0)); - emit_library_call (gcov_init_libfunc, LCT_NORMAL, VOIDmode, 1, - gcov_info_address, Pmode); - - expand_function_end (); - /* Create a dummy BLOCK. */ - DECL_INITIAL (ctor) = make_node (BLOCK); - TREE_USED (DECL_INITIAL (ctor)) = 1; - - rest_of_compilation (); - - if (! quiet_flag) - fflush (asm_out_file); - current_function_decl = NULL_TREE; - - if (targetm.have_ctors_dtors) - targetm.asm_out.constructor (XEXP (DECL_RTL (ctor), 0), - DEFAULT_INIT_PRIORITY); + /* Build a decl for __gcov_init. */ + t = build_pointer_type (TREE_TYPE (gcov_info)); + t = build_function_type_list (void_type_node, t, NULL); + t = build_decl (FUNCTION_DECL, get_identifier ("__gcov_init"), t); + TREE_PUBLIC (t) = 1; + DECL_EXTERNAL (t) = 1; + gcov_init = t; + + /* Generate a call to __gcov_init(&gcov_info). */ + body = NULL; + t = build_fold_addr_expr (gcov_info); + t = tree_cons (NULL, t, NULL); + t = build_function_call_expr (gcov_init, t); + append_to_statement_list (t, &body); + + /* Generate a constructor to run it. */ + cgraph_build_static_cdtor ('I', body); } /* Perform file-level initialization. Read in data file, generate name |