$T_HDR_entry = "\.text\n\t\.align 3\n";
$T_HDR_vector = "\.text\n\t\.align 3\n";
$T_HDR_direct = "\.text\n\t\.align 3\n";
- $T_create_word = "\t.quad";
#--------------------------------------------------------#
} elsif ( $TargetPlatform =~ /^hppa/ ) {
$T_HDR_entry = "\t.SPACE \$TEXT\$\n\t.SUBSPA \$CODE\$\n\t\.align 4\n";
$T_HDR_vector = "\t.SPACE \$TEXT\$\n\t.SUBSPA \$CODE\$\n\t\.align 4\n";
$T_HDR_direct = "\t.SPACE \$TEXT\$\n\t.SUBSPA \$CODE\$\n\t\.align 4\n";
- $T_create_word = "\t.word";
#--------------------------------------------------------#
- } elsif ( $TargetPlatform =~ /^i386-.*-(linuxaout|freebsd2|openbsd|nextstep3|cygwin32|mingw32)$/ ) {
+ } elsif ( $TargetPlatform =~ /^i386-.*-(linuxaout|freebsd2|nextstep3|cygwin32|mingw32)$/ ) {
# NeXT added but not tested. CaS
$T_STABBY = 1; # 1 iff .stab things (usually if a.out format)
$T_HDR_entry = "\.text\n"; # no .align so we're right next to _info (arguably wrong...?)
$T_HDR_vector = "\.text\n\t\.align 2\n"; # NB: requires padding
$T_HDR_direct = "\.text\n\t\.align 2,0x90\n";
- $T_create_word = "\t.word";
#--------------------------------------------------------#
- } elsif ( $TargetPlatform =~ /^i386-.*-(solaris2|linux|freebsd|netbsd)$/ ) {
+ } elsif ( $TargetPlatform =~ /^i386-.*-(solaris2|linux|freebsd|netbsd|openbsd)$/ ) {
$T_STABBY = 0; # 1 iff .stab things (usually if a.out format)
$T_US = ''; # _ if symbols have an underscore on the front
$T_X86_PRE_LLBL = '.L';
$T_X86_BADJMP = '^\tjmp\s+[^\.\*]';
- $T_MOVE_DIRVS = '^(\s*(\.(p2)?align\s+\d+(,\s*0x90)?|\.globl\s+\S+|\.text|\.data|\.section\s+.*|\.type\s+.*|\.size\s+\S+,\d+|\.ident.*)\n)';
- $T_COPY_DIRVS = '^\s*\.(globl|type|size)';
+ $T_MOVE_DIRVS = '^(\s*(\.(p2)?align\s+\d+(,\s*0x90)?|\.globl\s+\S+|\.text|\.data|\.section\s+.*|\.type\s+.*|\.size\s+\S+\s*,\s*\d+|\.ident.*|\.local.*)\n)';
+ $T_COPY_DIRVS = '^\s*\.(globl|type|size|local)';
if ( $TargetPlatform =~ /freebsd|netbsd/ ) {
$T_hsc_cc_PAT = '\.ascii.*\)(hsc|cc) (.*)\\\\11"\n\t\.ascii\s+"(.*)\\\\0"';
$T_HDR_entry = "\.text\n"; # no .align so we're right next to _info (arguably wrong...?)
$T_HDR_vector = "\.text\n\t\.align 4\n"; # NB: requires padding
$T_HDR_direct = "\.text\n\t\.align 4\n";
- $T_create_word = "\t.word";
#--------------------------------------------------------#
} elsif ( $TargetPlatform =~ /^ia64-.*-linux$/ ) {
$T_HDR_entry = "\.text\n\t\.align 16\n";
$T_HDR_vector = "\.text\n\t\.align 8\n";
$T_HDR_direct = "\.text\n\t\.align 8\n";
- $T_create_word = "\t.word";
#--------------------------------------------------------#
} elsif ( $TargetPlatform =~ /^m68k-.*-sunos4/ ) {
$T_HDR_entry = "\.text\n\t\.even\n";
$T_HDR_vector = "\.text\n\t\.even\n";
$T_HDR_direct = "\.text\n\t\.even\n";
- $T_create_word = "\t.long";
#--------------------------------------------------------#
} elsif ( $TargetPlatform =~ /^mips-.*/ ) {
$T_HDR_entry = "\t\.text\n\t\.align 2\n";
$T_HDR_vector = "\t\.text\n\t\.align 2\n";
$T_HDR_direct = "\t\.text\n\t\.align 2\n";
- $T_create_word = "\t.word";
#--------------------------------------------------------#
} elsif ( $TargetPlatform =~ /^powerpc-apple-.*/ ) {
$T_CONST_LBL = '^\LC\d+:'; # regexp for what such a lbl looks like
$T_POST_LBL = ':';
- $T_MOVE_DIRVS = '^(\s*(\.align \d+|\.text|\.data|\.const_data|\.cstring|\.non_lazy_symbol_pointer|\.const|\.static_const|\.literal4|\.literal8|\.static_data|\.globl \S+)\n)';
+ $T_MOVE_DIRVS = '^(\s*(\.align \d+|\.text|\.data|\.const_data|\.cstring|\.non_lazy_symbol_pointer|\.const|\.static_const|\.literal4|\.literal8|\.static_data|\.globl \S+|\.section .*)\n)';
$T_COPY_DIRVS = '\.(globl)';
$T_hsc_cc_PAT = '\.byte.*\)(hsc|cc) (.*)"\n\t\.byte \d+\n\t\.byte "(.*)"\n\t\.byte \d+';
$T_HDR_entry = "\t\.text\n\t\.align 2\n";
$T_HDR_vector = "\t\.text\n\t\.align 2\n";
$T_HDR_direct = "\t\.text\n\t\.align 2\n";
- $T_create_word = "\t.long";
#--------------------------------------------------------#
- } elsif ( $TargetPlatform =~ /^sparc-.*-solaris2/ ) {
+ } elsif ( $TargetPlatform =~ /^sparc-.*-(solaris2|openbsd)/ ) {
$T_STABBY = 0; # 1 iff .stab things (usually if a.out format)
$T_US = ''; # _ if symbols have an underscore on the front
$T_HDR_entry = "\.text\n\t\.align 4\n";
$T_HDR_vector = "\.text\n\t\.align 4\n";
$T_HDR_direct = "\.text\n\t\.align 4\n";
- $T_create_word = "\t.word";
#--------------------------------------------------------#
} elsif ( $TargetPlatform =~ /^sparc-.*-sunos4/ ) {
$T_HDR_entry = "\.text\n\t\.align 4\n";
$T_HDR_vector = "\.text\n\t\.align 4\n";
$T_HDR_direct = "\.text\n\t\.align 4\n";
- $T_create_word = "\t.word";
+
+ #--------------------------------------------------------#
+ } elsif ( $TargetPlatform =~ /^sparc-.*-linux/ ) {
+ $T_STABBY = 0; # 1 iff .stab things (usually if a.out format)
+ $T_US = ''; # _ if symbols have an underscore on the front
+ $T_PRE_APP = '#'; # regexp that says what comes before APP/NO_APP
+ # Probably doesn't apply anyway
+ $T_CONST_LBL = '^\.LLC(\d+):$'; # regexp for what such a lbl looks like
+ $T_POST_LBL = ':';
+
+ $T_MOVE_DIRVS = '^((\s+\.align\s+\d+|\s+\.proc\s+\d+|\s+\.global\s+\S+|\.text|\.data|\.seg|\.stab.*|\.section.*|\s+\.type.*|\s+\.size.*)\n)';
+ $T_COPY_DIRVS = '\.(global|globl|proc|stab)';
+
+ $T_hsc_cc_PAT = '\.asciz.*\)(hsc|cc) (.*)\\\\t(.*)"';
+ $T_DOT_WORD = '\.(long|word|nword|xword|byte|half|short|skip|uahalf|uaword)';
+ $T_DOT_GLOBAL = '^\t\.global';
+ $T_HDR_literal = "\.text\n\t\.align 8\n";
+ $T_HDR_misc = "\.text\n\t\.align 4\n";
+ $T_HDR_data = "\.data\n\t\.align 8\n";
+ $T_HDR_consist = "\.text\n";
+ $T_HDR_closure = "\.data\n\t\.align 4\n";
+ $T_HDR_srt = "\.data\n\t\.align 4\n";
+ $T_HDR_info = "\.text\n\t\.align 4\n";
+ $T_HDR_entry = "\.text\n\t\.align 4\n";
+ $T_HDR_vector = "\.text\n\t\.align 4\n";
+ $T_HDR_direct = "\.text\n\t\.align 4\n";
#--------------------------------------------------------#
} else {
if ( $TargetPlatform =~ /^mips-/
&& /^\t\.(globl\S+\.text|comm\t)/ ) {
$EXTERN_DECLS .= $_ unless /(__DISCARD__|\b(PK_|ASSIGN_)(FLT|DBL)\b)/;
-
- # As a temporary solution for compiling "foreign export" declarations,
- # we use global variables to pass arguments from C to STG land.
- # These declarations live in the .hc file and not in the generated C
- # stub file, so we let them pass through here.
- } elsif ( /^\t\.comm\t__fexp_.*$/ ) {
+ # Treat .comm variables as data. These show up in two (known) places:
+ #
+ # - the module_registered variable used in the __stginit fragment.
+ # even though these are declared static and initialised, gcc 3.3
+ # likes to make them .comm, presumably to save space in the
+ # object file.
+ #
+ # - global variables used to pass arguments from C to STG in
+ # a foreign export. (is this still true? --SDM)
+ #
+ } elsif ( /^\t\.comm.*$/ ) {
$chk[++$i] = $_;
$chkcat[$i] = 'data';
$chksymb[$i] = '';
$vectorchk{$1} = $i;
- # As a temporary solution for compiling "foreign export" declarations,
- # we use global variables to pass arguments from C to STG land.
- # These declarations live in the .hc file and not in the generated C
- # stub file, so we let them pass through here.
- } elsif ( /^[\t ]+\.comm[\t ]+__fexp_.*$/ ) {
- $chk[++$i] = $_;
- $chkcat[$i] = 'data';
- $chksymb[$i] = '';
-
} elsif ( $TargetPlatform =~ /^i386-.*-solaris2/
&& /^[A-Za-z0-9][A-Za-z0-9_]*:/ ) {
# Some Solaris system headers contain function definitions (as
|| /^${T_US}.*_slow${T_POST_LBL}$/o # slow entry
|| /^${T_US}__stginit.*${T_POST_LBL}$/o # __stginit<module>
|| /^${T_US}.*_btm${T_POST_LBL}$/o # large bitmaps
+ || /^${T_US}.*_srtd${T_POST_LBL}$/o # large bitmaps
|| /^${T_US}.*_fast${T_POST_LBL}$/o # primops
|| /^${T_US}.*_closure_tbl${T_POST_LBL}$/o # closure tables
|| /^_uname:/o; # x86/Solaris2
$chkcat[$i] = 'misc';
$chksymb[$i] = '';
- } elsif ( $TargetPlatform =~ /^powerpc-apple-.*/ && /^\.picsymbol_stub/ )
- {
- $chk[++$i] = $_;
- $chkcat[$i] = 'dyld';
- $chksymb[$i] = '';
- } elsif ( $TargetPlatform =~ /^powerpc-apple-.*/ && /^\.symbol_stub/ )
- {
- $chk[++$i] = $_;
- $chkcat[$i] = 'dyld';
- $chksymb[$i] = '';
- } elsif ( $TargetPlatform =~ /^powerpc-apple-.*/ && /^\.lazy_symbol_pointer/ )
- {
- $chk[++$i] = $_;
- $chkcat[$i] = 'dyld';
- $chksymb[$i] = '';
- } elsif ( $TargetPlatform =~ /^powerpc-apple-.*/ && /^\.non_lazy_symbol_pointer/ )
+ } elsif ( $TargetPlatform =~ /^powerpc-apple-.*/ && (
+ /^\.picsymbol_stub/
+ || /^\.section __TEXT,__picsymbol_stub1,.*/
+ || /^\.symbol_stub/
+ || /^\.section __TEXT,__symbol_stub1,.*/
+ || /^\.lazy_symbol_pointer/
+ || /^\.non_lazy_symbol_pointer/ ))
{
$chk[++$i] = $_;
$chkcat[$i] = 'dyld';
} elsif ($TargetPlatform =~ /^ia64-/) {
$p =~ s/^\t\.prologue .*\n//;
- $p =~ s/^\t\.save ar\.pfs, r\d+\n\talloc r\d+ = ar\.pfs, 0, 31, \d+, 0\n//;
+ $p =~ s/^\t\.save ar\.pfs, r\d+\n\talloc r\d+ = ar\.pfs, 0, 3[12], \d+, 0\n//;
$p =~ s/^\t\.fframe \d+\n\tadds r12 = -\d+, r12\n//;
$p =~ s/^\t\.save rp, r\d+\n\tmov r\d+ = b0\n//;
- $p =~ s/^\t\.(mii|mmi)\n//; # bundling is no longer sensible
+ $p =~ s/^\t\.(mii|mmi)\n//g; # bundling is no longer sensible
$p =~ s/^\t;;\n//g; # discard stops
$p =~ s/^\t\/\/.*\n//g; # gcc inserts timings in // comments
+
+ # GCC 3.3 saves r1 in the prologue, move this to the body
+ if ($p =~ /^\tmov r\d+ = r1\n/) {
+ $p = $` . $';
+ $r = $& . $r;
+ }
} elsif ($TargetPlatform =~ /^m68k-/) {
$p =~ s/^\tlink a6,#-?\d.*\n//;
$p =~ s/^\tpea a6@\n\tmovel sp,a6\n//;
$c =~ s/^\tbl\s+L___DISCARD__\$stub\n//go if $TargetPlatform =~ /^powerpc-apple-.*/;
# IA64: mangle tailcalls into jumps here
- $c =~ s/^\tbr\.call\.sptk\.many b0 = (.*)\n\t;;\n(\tmov r1 = r\d+\n)?\t;;\n\t--- TAILCALL ---\n/\tbr\.few $1\n/g
- if $TargetPlatform =~ /^ia64-/;
+ if ($TargetPlatform =~ /^ia64-/) {
+ while ($c =~ s/^\tbr\.call\.sptk\.many b0 = (.*)\n(?:^\.L([0-9]*):\n)?(?:\t;;\n)?(?:\tmov r1 = r\d+\n)?(?:\t;;\n)?\t--- TAILCALL ---\n(?:\t;;\n\tbr \.L\d+\n)?/\tbr\.few $1\n/) {
+ # Eek, the gcc optimiser is getting smarter... if we see a jump to the --- TAILCALL ---
+ # marker then we reapply the substitution at the source sites
+ $c =~ s/^\tbr \.L$2\n/\t--- TAILCALL ---\n/g if ($2);
+ }
+ }
# MIPS: that may leave some gratuitous asm macros around
# (no harm done; but we get rid of them to be tidier)