get rid of unused iterator hook functions
[strongswan.git] / src / libcrypto / perlasm / x86asm.pl
1 #!/usr/bin/perl
2
3 # require 'x86asm.pl';
4 # &asm_init("cpp","des-586.pl");
5 # XXX
6 # XXX
7 # main'asm_finish
8
9 sub main'asm_finish
10 {
11 &file_end();
12 &asm_finish_cpp() if $cpp;
13 print &asm_get_output();
14 }
15
16 sub main'asm_init
17 {
18 ($type,$fn,$i386)=@_;
19 $filename=$fn;
20
21 $cpp=$sol=$aout=$win32=$gaswin=0;
22 if ( ($type eq "elf"))
23 { require "x86unix.pl"; }
24 elsif ( ($type eq "a.out"))
25 { $aout=1; require "x86unix.pl"; }
26 elsif ( ($type eq "gaswin"))
27 { $gaswin=1; $aout=1; require "x86unix.pl"; }
28 elsif ( ($type eq "sol"))
29 { $sol=1; require "x86unix.pl"; }
30 elsif ( ($type eq "cpp"))
31 { $cpp=1; require "x86unix.pl"; }
32 elsif ( ($type eq "win32"))
33 { $win32=1; require "x86ms.pl"; }
34 elsif ( ($type eq "win32n"))
35 { $win32=1; require "x86nasm.pl"; }
36 else
37 {
38 print STDERR <<"EOF";
39 Pick one target type from
40 elf - linux, FreeBSD etc
41 a.out - old linux
42 sol - x86 solaris
43 cpp - format so x86unix.cpp can be used
44 win32 - Windows 95/Windows NT
45 win32n - Windows 95/Windows NT NASM format
46 EOF
47 exit(1);
48 }
49
50 &asm_init_output();
51
52 &comment("Don't even think of reading this code");
53 &comment("It was automatically generated by $filename");
54 &comment("Which is a perl program used to generate the x86 assember for");
55 &comment("any of elf, a.out, BSDI, Win32, gaswin (for GNU as on Win32) or Solaris");
56 &comment("eric <eay\@cryptsoft.com>");
57 &comment("");
58
59 $filename =~ s/\.pl$//;
60 &file($filename);
61 }
62
63 sub asm_finish_cpp
64 {
65 return unless $cpp;
66
67 local($tmp,$i);
68 foreach $i (&get_labels())
69 {
70 $tmp.="#define $i _$i\n";
71 }
72 print <<"EOF";
73 /* Run the C pre-processor over this file with one of the following defined
74 * ELF - elf object files,
75 * OUT - a.out object files,
76 * BSDI - BSDI style a.out object files
77 * SOL - Solaris style elf
78 */
79
80 #define TYPE(a,b) .type a,b
81 #define SIZE(a,b) .size a,b
82
83 #if defined(OUT) || (defined(BSDI) && !defined(ELF))
84 $tmp
85 #endif
86
87 #ifdef OUT
88 #define OK 1
89 #define ALIGN 4
90 #endif
91
92 #if defined(BSDI) && !defined(ELF)
93 #define OK 1
94 #define ALIGN 4
95 #undef SIZE
96 #undef TYPE
97 #define SIZE(a,b)
98 #define TYPE(a,b)
99 #endif
100
101 #if defined(ELF) || defined(SOL)
102 #define OK 1
103 #define ALIGN 16
104 #endif
105
106 #ifndef OK
107 You need to define one of
108 ELF - elf systems - linux-elf, NetBSD and DG-UX
109 OUT - a.out systems - linux-a.out and FreeBSD
110 SOL - solaris systems, which are elf with strange comment lines
111 BSDI - a.out with a very primative version of as.
112 #endif
113
114 /* Let the Assembler begin :-) */
115 EOF
116 }
117
118 1;