2003-01-09 Andrew Cagney <ac131313@redhat.com>
* frame.h (frame_obstack_zalloc): Replace frame_obstack_alloc. Update comments. * frame.c (frame_obstack_zalloc): Replace frame_obstack_alloc. (frame_saved_regs_zalloc): Update. (frame_saved_regs_register_unwind): Update. (create_new_frame): Update. (get_prev_frame): Update. (frame_extra_info_zalloc): Update. (deprecated_get_frame_saved_regs): Update. * dwarf2cfi.c (cfi_init_extra_frame_info): Update. * cris-tdep.c: Update comment.
This commit is contained in:
Andrew Cagney
parent
696d5a5b84
commit
479ab5a00d
5 changed files with 33 additions and 27 deletions
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@ -1,5 +1,17 @@
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2003-01-09 Andrew Cagney <ac131313@redhat.com>
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* frame.h (frame_obstack_zalloc): Replace frame_obstack_alloc.
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Update comments.
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* frame.c (frame_obstack_zalloc): Replace frame_obstack_alloc.
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(frame_saved_regs_zalloc): Update.
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(frame_saved_regs_register_unwind): Update.
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(create_new_frame): Update.
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(get_prev_frame): Update.
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(frame_extra_info_zalloc): Update.
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(deprecated_get_frame_saved_regs): Update.
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* dwarf2cfi.c (cfi_init_extra_frame_info): Update.
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* cris-tdep.c: Update comment.
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* somsolib.h: Fix function indentation.
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* disasm.c, buildsym.c, buildsym.h: Eliminate PTR.
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* gnu-v2-abi.c, f-typeprint.c, x86-64-linux-tdep.c: Eliminate STREQ.
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@ -1148,8 +1148,7 @@ cris_frameless_function_invocation (struct frame_info *fi)
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/* See frame.h. Determines the address of all registers in the current stack
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frame storing each in frame->saved_regs. Space for frame->saved_regs shall
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be allocated by FRAME_INIT_SAVED_REGS using either frame_saved_regs_zalloc
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or frame_obstack_alloc. */
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be allocated by FRAME_INIT_SAVED_REGS using frame_saved_regs_zalloc. */
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void
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cris_frame_init_saved_regs (struct frame_info *fi)
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@ -1770,9 +1770,9 @@ cfi_init_extra_frame_info (int fromleaf, struct frame_info *fi)
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unwind_tmp_obstack_init ();
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fs = frame_state_alloc ();
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deprecated_set_frame_context (fi, frame_obstack_alloc (sizeof (struct context)));
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deprecated_set_frame_context (fi, frame_obstack_zalloc (sizeof (struct context)));
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UNWIND_CONTEXT (fi)->reg =
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frame_obstack_alloc (sizeof (struct context_reg) * NUM_REGS);
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frame_obstack_zalloc (sizeof (struct context_reg) * NUM_REGS);
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memset (UNWIND_CONTEXT (fi)->reg, 0,
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sizeof (struct context_reg) * NUM_REGS);
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31
gdb/frame.c
31
gdb/frame.c
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@ -456,17 +456,18 @@ static struct frame_info *current_frame;
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static struct obstack frame_cache_obstack;
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void *
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frame_obstack_alloc (unsigned long size)
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frame_obstack_zalloc (unsigned long size)
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{
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return obstack_alloc (&frame_cache_obstack, size);
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void *data = obstack_alloc (&frame_cache_obstack, size);
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memset (data, 0, size);
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return data;
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}
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CORE_ADDR *
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frame_saved_regs_zalloc (struct frame_info *fi)
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{
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fi->saved_regs = (CORE_ADDR *)
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frame_obstack_alloc (SIZEOF_FRAME_SAVED_REGS);
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memset (fi->saved_regs, 0, SIZEOF_FRAME_SAVED_REGS);
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frame_obstack_zalloc (SIZEOF_FRAME_SAVED_REGS);
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return fi->saved_regs;
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}
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@ -605,14 +606,13 @@ frame_saved_regs_register_unwind (struct frame_info *frame, void **cache,
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{
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int sizeof_cache = ((NUM_REGS + NUM_PSEUDO_REGS)
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* sizeof (void *));
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regs = frame_obstack_alloc (sizeof_cache);
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memset (regs, 0, sizeof_cache);
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regs = frame_obstack_zalloc (sizeof_cache);
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(*cache) = regs;
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}
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if (regs[regnum] == NULL)
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{
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regs[regnum]
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= frame_obstack_alloc (REGISTER_RAW_SIZE (regnum));
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= frame_obstack_zalloc (REGISTER_RAW_SIZE (regnum));
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read_memory (frame->saved_regs[regnum], regs[regnum],
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REGISTER_RAW_SIZE (regnum));
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}
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@ -847,12 +847,7 @@ create_new_frame (CORE_ADDR addr, CORE_ADDR pc)
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struct frame_info *fi;
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enum frame_type type;
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fi = (struct frame_info *)
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obstack_alloc (&frame_cache_obstack,
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sizeof (struct frame_info));
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/* Zero all fields by default. */
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memset (fi, 0, sizeof (struct frame_info));
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fi = frame_obstack_zalloc (sizeof (struct frame_info));
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fi->frame = addr;
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fi->pc = pc;
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@ -1018,10 +1013,7 @@ get_prev_frame (struct frame_info *next_frame)
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return 0;
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/* Create an initially zero previous frame. */
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prev = (struct frame_info *)
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obstack_alloc (&frame_cache_obstack,
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sizeof (struct frame_info));
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memset (prev, 0, sizeof (struct frame_info));
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prev = frame_obstack_zalloc (sizeof (struct frame_info));
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/* Link it in. */
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next_frame->prev = prev;
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@ -1250,7 +1242,7 @@ deprecated_get_frame_saved_regs (struct frame_info *frame,
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if (frame->saved_regs == NULL)
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{
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frame->saved_regs = (CORE_ADDR *)
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frame_obstack_alloc (SIZEOF_FRAME_SAVED_REGS);
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frame_obstack_zalloc (SIZEOF_FRAME_SAVED_REGS);
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}
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if (saved_regs_addr == NULL)
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{
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@ -1275,8 +1267,7 @@ get_frame_extra_info (struct frame_info *fi)
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struct frame_extra_info *
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frame_extra_info_zalloc (struct frame_info *fi, long size)
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{
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fi->extra_info = frame_obstack_alloc (size);
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memset (fi->extra_info, 0, size);
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fi->extra_info = frame_obstack_zalloc (size);
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return fi->extra_info;
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}
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10
gdb/frame.h
10
gdb/frame.h
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@ -310,7 +310,7 @@ extern struct frame_id frame_id_unwind (struct frame_info *frame);
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UNWIND_CACHE is provided as mechanism for implementing a per-frame
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local cache. It's initial value being NULL. Memory for that cache
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should be allocated using frame_obstack_alloc().
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should be allocated using frame_obstack_zalloc().
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Register window architectures (eg SPARC) should note that REGNUM
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identifies the register for the previous frame. For instance, a
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@ -413,7 +413,7 @@ struct frame_info
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/* Anything extra for this structure that may have been defined
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in the machine dependent files. */
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/* Allocated by frame_obstack_alloc () which is called /
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/* Allocated by frame_extra_info_zalloc () which is called /
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initialized by INIT_EXTRA_FRAME_INFO */
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struct frame_extra_info *extra_info;
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@ -472,7 +472,11 @@ enum print_what
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#define SIZEOF_FRAME_SAVED_REGS \
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(sizeof (CORE_ADDR) * (NUM_REGS+NUM_PSEUDO_REGS))
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extern void *frame_obstack_alloc (unsigned long size);
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/* Allocate zero initialized memory from the frame cache obstack.
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Appendices to the frame info (such as the unwind cache) should
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allocate memory using this method. */
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extern void *frame_obstack_zalloc (unsigned long size);
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/* If FRAME_CHAIN_VALID returns zero it means that the given frame
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is the outermost one and has no caller. */
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