mirrors/gcc
0
0
Fork 0
mirror of https://gcc.gnu.org/git/gcc.git synced 2025-01-02 00:43:44 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

input.h (push_srcloc): New function.

Browse Source 
* input.h (push_srcloc): New function.
	(pop_srcloc): Likewise.
	* toplev.c (push_srcloc): Define it.
	(pop_srcloc): Likewise.

From-SVN: r32141
This commit is contained in:
Mark Mitchell 2000-02-25 01:07:31 +00:00 committed by Mark Mitchell
parent c8082519f2
commit 68723fae69
3 changed files with 58 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2000-02-24 Mark Mitchell <mark@codesourcery.com>
* input.h (push_srcloc): New function.
(pop_srcloc): Likewise.
* toplev.c (push_srcloc): Define it.
(pop_srcloc): Likewise.
2000-02-24 Richard Henderson <rth@cygnus.com>
* flow.c (life_analysis): When collecting reg info, clear

5
gcc/input.h
View File

@ -1,6 +1,6 @@
/* Declarations for variables relating to reading the source file.
Used by parsers, lexical analyzers, and error message routines.
Copyright (C) 1993, 1997, 1998 Free Software Foundation, Inc.
Copyright (C) 1993, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of GNU CC.
@ -45,3 +45,6 @@ extern struct file_stack *input_file_stack;
/* Incremented on each change to input_file_stack. */
extern int input_file_stack_tick;
extern void push_srcloc PARAMS ((char *name, int line));
extern void pop_srcloc PARAMS ((void));

51
gcc/toplev.c
View File

@ -1996,6 +1996,52 @@ check_global_declarations (vec, len)
}
}
/* Save the current INPUT_FILENAME and LINENO on the top entry in the
INPUT_FILE_STACK. Push a new entry for FILE and LINE, and set the
INPUT_FILENAME and LINENO accordingly. */
void
push_srcloc (file, line)
char *file;
int line;
{
struct file_stack *fs;
if (input_file_stack)
{
input_file_stack->name = input_filename;
input_file_stack->line = lineno;
}
fs = (struct file_stack *) xmalloc (sizeof (struct file_stack));
fs->name = input_filename = file;
fs->line = lineno = line;
fs->indent_level = 0;
fs->next = input_file_stack;
input_file_stack = fs;
input_file_stack_tick++;
}
/* Pop the top entry off the stack of presently open source files.
Restore the INPUT_FILENAME and LINENO from the new topmost entry on
the stack. */
void
pop_srcloc ()
{
struct file_stack *fs;
fs = input_file_stack;
input_file_stack = fs->next;
free (fs);
input_file_stack_tick++;
/* The initial souce file is never popped. */
if (!input_file_stack)
abort ();
input_filename = input_file_stack->name;
lineno = input_file_stack->line;
}
/* Compile an entire file of output from cpp, named NAME.
Write a file of assembly output and various debugging dumps. */
@ -2257,10 +2303,7 @@ compile_file (name)
input_filename = name;
/* Put an entry on the input file stack for the main input file. */
input_file_stack
= (struct file_stack *) xmalloc (sizeof (struct file_stack));
input_file_stack->next = 0;
input_file_stack->name = input_filename;
push_srcloc (input_filename, 0);
/* Perform language-specific initialization.
This may set main_input_filename. */