From 730c983cc6ba209b7bf4f12237f7255ff900e8fa Mon Sep 17 00:00:00 2001 From: sayle Date: Mon, 5 Feb 2007 16:37:05 +0000 Subject: [PATCH] * mips-tfile.c (initialize_init_file): Correct endianness test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121602 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 4 ++++ gcc/mips-tfile.c | 21 +++++++++++++++++---- 2 files changed, 21 insertions(+), 4 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6fff2eaa100..165cfeb6ff6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2007-02-05 Roger Sayle + + * mips-tfile.c (initialize_init_file): Correct endianness test. + 2007-02-05 Kazu Hirata * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use diff --git a/gcc/mips-tfile.c b/gcc/mips-tfile.c index c543f978158..ac703004928 100644 --- a/gcc/mips-tfile.c +++ b/gcc/mips-tfile.c @@ -3,7 +3,7 @@ in the form of comments (the mips assembler does not support assembly access to debug information). Copyright (C) 1991, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2001, - 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. + 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. Contributed by Michael Meissner (meissner@cygnus.com). This file is part of GCC. @@ -2352,15 +2352,28 @@ add_procedure (const char *func_start, /* 1st byte of func name */ STATIC void initialize_init_file (void) { + union { + unsigned char c[4]; + int i; + } endian_test; + memset (&init_file, 0, sizeof (init_file)); init_file.fdr.lang = langC; init_file.fdr.fMerge = 1; init_file.fdr.glevel = GLEVEL_2; -#ifdef WORDS_BIG_ENDIAN - init_file.fdr.fBigendian = 1; -#endif + /* mips-tfile doesn't attempt to perform byte swapping and always writes + out integers in its native ordering. For cross-compilers, this need + not be the same as either the host or the target. The simplest thing + to do is skip the configury and perform an introspective test. */ + /* ??? Despite the name, mips-tfile is currently only used on alpha/Tru64 + and would/may require significant work to be used in cross-compiler + configurations, so we could simply admit defeat and hard code this as + little-endian, i.e. init_file.fdr.fBigendian = 0. */ + endian_test.i = 1; + if (endian_test.c[3]) + init_file.fdr.fBigendian = 1; INITIALIZE_VARRAY (&init_file.strings, char); INITIALIZE_VARRAY (&init_file.symbols, SYMR); -- 2.11.4.GIT