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@@ -1,353 +0,0 @@
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-#!/usr/bin/perl
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-# Copyright (C) 2002-2013 Xiph.org Foundation
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-#
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-# Redistribution and use in source and binary forms, with or without
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-# modification, are permitted provided that the following conditions
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-# are met:
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-#
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-# - Redistributions of source code must retain the above copyright
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-# notice, this list of conditions and the following disclaimer.
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-#
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-# - Redistributions in binary form must reproduce the above copyright
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-# notice, this list of conditions and the following disclaimer in the
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-# documentation and/or other materials provided with the distribution.
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-#
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-# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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-# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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-# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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-# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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-# OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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-# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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-# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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-# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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-# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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-# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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-# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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-
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-my $bigend; # little/big endian
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-my $nxstack;
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-my $apple = 0;
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-my $symprefix = "";
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-
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-$nxstack = 0;
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-
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-eval 'exec /usr/local/bin/perl -S $0 ${1+"$@"}'
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- if $running_under_some_shell;
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-
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-while ($ARGV[0] =~ /^-/) {
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- $_ = shift;
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- last if /^--$/;
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- if (/^-n$/) {
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- $nflag++;
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- next;
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- }
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- if (/^--apple$/) {
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- $apple = 1;
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- $symprefix = "_";
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- next;
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- }
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- die "I don't recognize this switch: $_\\n";
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-}
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-$printit++ unless $nflag;
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-
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-$\ = "\n"; # automatically add newline on print
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-$n=0;
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-
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-$thumb = 0; # ARM mode by default, not Thumb.
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-@proc_stack = ();
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-
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-printf (" .syntax unified\n");
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-
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-LINE:
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-while (<>) {
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-
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- # For ADRLs we need to add a new line after the substituted one.
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- $addPadding = 0;
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-
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- # First, we do not dare to touch *anything* inside double quotes, do we?
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- # Second, if you want a dollar character in the string,
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- # insert two of them -- that's how ARM C and assembler treat strings.
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- s/^([A-Za-z_]\w*)[ \t]+DCB[ \t]*\"/$1: .ascii \"/ && do { s/\$\$/\$/g; next };
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- s/\bDCB\b[ \t]*\"/.ascii \"/ && do { s/\$\$/\$/g; next };
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- s/^(\S+)\s+RN\s+(\S+)/$1 .req r$2/ && do { s/\$\$/\$/g; next };
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- # If there's nothing on a line but a comment, don't try to apply any further
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- # substitutions (this is a cheap hack to avoid mucking up the license header)
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- s/^([ \t]*);/$1@/ && do { s/\$\$/\$/g; next };
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- # If substituted -- leave immediately !
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-
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- s/@/,:/;
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- s/;/@/;
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- while ( /@.*'/ ) {
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- s/(@.*)'/$1/g;
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- }
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- s/\{FALSE\}/0/g;
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- s/\{TRUE\}/1/g;
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- s/\{(\w\w\w\w+)\}/$1/g;
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- s/\bINCLUDE[ \t]*([^ \t\n]+)/.include \"$1\"/;
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- s/\bGET[ \t]*([^ \t\n]+)/.include \"${ my $x=$1; $x =~ s|\.s|-gnu.S|; \$x }\"/;
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- s/\bIMPORT\b/.extern/;
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- s/\bEXPORT\b\s*/.global $symprefix/;
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- s/^(\s+)\[/$1IF/;
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- s/^(\s+)\|/$1ELSE/;
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- s/^(\s+)\]/$1ENDIF/;
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- s/IF *:DEF:/ .ifdef/;
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- s/IF *:LNOT: *:DEF:/ .ifndef/;
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- s/ELSE/ .else/;
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- s/ENDIF/ .endif/;
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-
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- if( /\bIF\b/ ) {
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- s/\bIF\b/ .if/;
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- s/=/==/;
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- }
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- if ( $n == 2) {
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- s/\$/\\/g;
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- }
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- if ($n == 1) {
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- s/\$//g;
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- s/label//g;
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- $n = 2;
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- }
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- if ( /MACRO/ ) {
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- s/MACRO *\n/.macro/;
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- $n=1;
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- }
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- if ( /\bMEND\b/ ) {
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- s/\bMEND\b/.endm/;
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- $n=0;
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- }
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-
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- # ".rdata" doesn't work in 'as' version 2.13.2, as it is ".rodata" there.
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- #
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- if ( /\bAREA\b/ ) {
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- my $align;
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- $align = "2";
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- if ( /ALIGN=(\d+)/ ) {
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- $align = $1;
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- }
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- if ( /CODE/ ) {
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- $nxstack = 1;
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- }
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- s/^(.+)CODE(.+)READONLY(.*)/ .text/;
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- s/^(.+)DATA(.+)READONLY(.*)/ .section .rdata/;
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- s/^(.+)\|\|\.data\|\|(.+)/ .data/;
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- s/^(.+)\|\|\.bss\|\|(.+)/ .bss/;
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- s/$/; .p2align $align/;
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- # Enable NEON instructions but don't produce a binary that requires
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- # ARMv7. RVCT does not have equivalent directives, so we just do this
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- # for all CODE areas.
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- if ( /.text/ ) {
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- # Separating .arch, .fpu, etc., by semicolons does not work (gas
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- # thinks the semicolon is part of the arch name, even when there's
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- # whitespace separating them). Sadly this means our line numbers
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- # won't match the original source file (we could use the .line
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- # directive, which is documented to be obsolete, but then gdb will
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- # show the wrong line in the translated source file).
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- s/$/; .arch armv7-a\n .fpu neon\n .object_arch armv4t/ unless ($apple);
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- }
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- }
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-
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- s/\|\|\.constdata\$(\d+)\|\|/.L_CONST$1/; # ||.constdata$3||
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- s/\|\|\.bss\$(\d+)\|\|/.L_BSS$1/; # ||.bss$2||
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- s/\|\|\.data\$(\d+)\|\|/.L_DATA$1/; # ||.data$2||
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- s/\|\|([a-zA-Z0-9_]+)\@([a-zA-Z0-9_]+)\|\|/@ $&/;
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- s/^(\s+)\%(\s)/ .space $1/;
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-
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- s/\|(.+)\.(\d+)\|/\.$1_$2/; # |L80.123| -> .L80_123
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- s/\bCODE32\b/.code 32/ && do {$thumb = 0};
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- s/\bCODE16\b/.code 16/ && do {$thumb = 1};
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- if (/\bPROC\b/)
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- {
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- my $prefix;
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- my $proc;
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- /^([A-Za-z_\.]\w+)\b/;
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- $proc = $1;
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- $prefix = "";
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- if ($proc)
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- {
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- $prefix = $prefix.sprintf("\t.type\t%s, %%function; ",$proc) unless ($apple);
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- # Make sure we $prefix isn't empty here (for the $apple case).
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- # We handle mangling the label here, make sure it doesn't match
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- # the label handling below (if $prefix would be empty).
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- $prefix = "; ";
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- push(@proc_stack, $proc);
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- s/^[A-Za-z_\.]\w+/$symprefix$&:/;
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- }
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- $prefix = $prefix."\t.thumb_func; " if ($thumb);
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- s/\bPROC\b/@ $&/;
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- $_ = $prefix.$_;
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- }
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- s/^(\s*)(S|Q|SH|U|UQ|UH)ASX\b/$1$2ADDSUBX/;
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- s/^(\s*)(S|Q|SH|U|UQ|UH)SAX\b/$1$2SUBADDX/;
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- if (/\bENDP\b/)
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- {
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- my $proc;
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- s/\bENDP\b/@ $&/;
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- $proc = pop(@proc_stack);
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- $_ = "\t.size $proc, .-$proc".$_ if ($proc && !$apple);
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- }
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- s/\bSUBT\b/@ $&/;
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- s/\bDATA\b/@ $&/; # DATA directive is deprecated -- Asm guide, p.7-25
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- s/\bKEEP\b/@ $&/;
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- s/\bEXPORTAS\b/@ $&/;
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- s/\|\|(.)+\bEQU\b/@ $&/;
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- s/\|\|([\w\$]+)\|\|/$1/;
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- s/\bENTRY\b/@ $&/;
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- s/\bASSERT\b/@ $&/;
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- s/\bGBLL\b/@ $&/;
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- s/\bGBLA\b/@ $&/;
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- s/^\W+OPT\b/@ $&/;
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- s/:OR:/|/g;
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- s/:SHL:/<</g;
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- s/:SHR:/>>/g;
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- s/:AND:/&/g;
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- s/:LAND:/&&/g;
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- s/CPSR/cpsr/;
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- s/SPSR/spsr/;
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- s/ALIGN$/.balign 4/;
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- s/ALIGN\s+([0-9x]+)$/.balign $1/;
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- s/psr_cxsf/psr_all/;
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- s/LTORG/.ltorg/;
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- s/^([A-Za-z_]\w*)[ \t]+EQU/ .set $1,/;
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- s/^([A-Za-z_]\w*)[ \t]+SETL/ .set $1,/;
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- s/^([A-Za-z_]\w*)[ \t]+SETA/ .set $1,/;
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- s/^([A-Za-z_]\w*)[ \t]+\*/ .set $1,/;
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-
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- # {PC} + 0xdeadfeed --> . + 0xdeadfeed
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- s/\{PC\} \+/ \. +/;
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-
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- # Single hex constant on the line !
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- #
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- # >>> NOTE <<<
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- # Double-precision floats in gcc are always mixed-endian, which means
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- # bytes in two words are little-endian, but words are big-endian.
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- # So, 0x0000deadfeed0000 would be stored as 0x0000dead at low address
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- # and 0xfeed0000 at high address.
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- #
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- s/\bDCFD\b[ \t]+0x([a-fA-F0-9]{8})([a-fA-F0-9]{8})/.long 0x$1, 0x$2/;
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- # Only decimal constants on the line, no hex !
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- s/\bDCFD\b[ \t]+([0-9\.\-]+)/.double $1/;
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-
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- # Single hex constant on the line !
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-# s/\bDCFS\b[ \t]+0x([a-f0-9]{8})([a-f0-9]{8})/.long 0x$1, 0x$2/;
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- # Only decimal constants on the line, no hex !
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-# s/\bDCFS\b[ \t]+([0-9\.\-]+)/.double $1/;
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- s/\bDCFS[ \t]+0x/.word 0x/;
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- s/\bDCFS\b/.float/;
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-
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- s/^([A-Za-z_]\w*)[ \t]+DCD/$1 .word/;
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- s/\bDCD\b/.word/;
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- s/^([A-Za-z_]\w*)[ \t]+DCW/$1 .short/;
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- s/\bDCW\b/.short/;
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- s/^([A-Za-z_]\w*)[ \t]+DCB/$1 .byte/;
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- s/\bDCB\b/.byte/;
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- s/^([A-Za-z_]\w*)[ \t]+\%/.comm $1,/;
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- s/^[A-Za-z_\.]\w+/$&:/;
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- s/^(\d+)/$1:/;
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- s/\%(\d+)/$1b_or_f/;
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- s/\%[Bb](\d+)/$1b/;
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- s/\%[Ff](\d+)/$1f/;
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- s/\%[Ff][Tt](\d+)/$1f/;
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- s/&([\dA-Fa-f]+)/0x$1/;
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- if ( /\b2_[01]+\b/ ) {
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- s/\b2_([01]+)\b/conv$1&&&&/g;
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- while ( /[01][01][01][01]&&&&/ ) {
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- s/0000&&&&/&&&&0/g;
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- s/0001&&&&/&&&&1/g;
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- s/0010&&&&/&&&&2/g;
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- s/0011&&&&/&&&&3/g;
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- s/0100&&&&/&&&&4/g;
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- s/0101&&&&/&&&&5/g;
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- s/0110&&&&/&&&&6/g;
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- s/0111&&&&/&&&&7/g;
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- s/1000&&&&/&&&&8/g;
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- s/1001&&&&/&&&&9/g;
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- s/1010&&&&/&&&&A/g;
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- s/1011&&&&/&&&&B/g;
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- s/1100&&&&/&&&&C/g;
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- s/1101&&&&/&&&&D/g;
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- s/1110&&&&/&&&&E/g;
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- s/1111&&&&/&&&&F/g;
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- }
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- s/000&&&&/&&&&0/g;
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- s/001&&&&/&&&&1/g;
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- s/010&&&&/&&&&2/g;
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- s/011&&&&/&&&&3/g;
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- s/100&&&&/&&&&4/g;
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- s/101&&&&/&&&&5/g;
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- s/110&&&&/&&&&6/g;
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- s/111&&&&/&&&&7/g;
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- s/00&&&&/&&&&0/g;
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- s/01&&&&/&&&&1/g;
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- s/10&&&&/&&&&2/g;
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- s/11&&&&/&&&&3/g;
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- s/0&&&&/&&&&0/g;
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- s/1&&&&/&&&&1/g;
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- s/conv&&&&/0x/g;
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- }
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-
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- if ( /commandline/)
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- {
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- if( /-bigend/)
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- {
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- $bigend=1;
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- }
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- }
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-
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- if ( /\bDCDU\b/ )
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- {
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- my $cmd=$_;
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- my $value;
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- my $prefix;
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- my $w1;
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- my $w2;
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- my $w3;
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- my $w4;
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-
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- s/\s+DCDU\b/@ $&/;
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-
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- $cmd =~ /\bDCDU\b\s+0x(\d+)/;
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- $value = $1;
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- $value =~ /(\w\w)(\w\w)(\w\w)(\w\w)/;
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- $w1 = $1;
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- $w2 = $2;
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- $w3 = $3;
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- $w4 = $4;
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-
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- if( $bigend ne "")
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- {
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- # big endian
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- $prefix = "\t.byte\t0x".$w1.";".
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- "\t.byte\t0x".$w2.";".
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- "\t.byte\t0x".$w3.";".
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- "\t.byte\t0x".$w4."; ";
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- }
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- else
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- {
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- # little endian
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- $prefix = "\t.byte\t0x".$w4.";".
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- "\t.byte\t0x".$w3.";".
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- "\t.byte\t0x".$w2.";".
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- "\t.byte\t0x".$w1."; ";
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- }
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- $_=$prefix.$_;
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- }
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-
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- if ( /\badrl\b/i )
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- {
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- s/\badrl\s+(\w+)\s*,\s*(\w+)/ldr $1,=$2/i;
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- $addPadding = 1;
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- }
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- s/\bEND\b/@ END/;
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-} continue {
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- printf ("%s", $_) if $printit;
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- if ($addPadding != 0)
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- {
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- printf (" mov r0,r0\n");
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- $addPadding = 0;
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- }
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-}
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-#If we had a code section, mark that this object doesn't need an executable
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-# stack.
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-if ($nxstack && !$apple) {
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- printf (" .section\t.note.GNU-stack,\"\",\%\%progbits\n");
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-}
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