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b7e5135427
It is able to handle 16-bit code as well, and comes with an own assembler and loader. (They are already known from Minix and Linux as the `bin86' package.) With a bit of `dd' magic, bcc can be used to compile messdos programs.
129 lines
2.2 KiB
Groff
129 lines
2.2 KiB
Groff
.\"
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.\" This manual page has been assembled after Bruce's original bcc.doc
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.\" file by Jörg Wunsch <joerg@FreeBSD.org>.
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.\" It is redistributed under the same conditions as the whole bcc
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.\" package itself.
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.\"
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.Dd March 26, 1995
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.Os
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.Dt BCC-CC1 1
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.Sh NAME
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.Nm bcc-cc1
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.Nd C compiler backend
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.Sh SYNOPSIS
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.Nm bcc-cc1
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.Op Fl 03EPcdfltw Ns Op -
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.Op Fl D Ns Ar define
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.Op Fl I Ns Ar include_dir
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.Op Fl U Ns Ar undef
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.Op Fl o Ar outfile
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.Op Ar infile
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.Sh DESCRIPTION
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.Nm Bcc-cc1
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is the backend for the
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.Xr bcc 1
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C compiler.
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It understands the following options:
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.Bl -tag -width indent -compact
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.It Fl 0
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.Pq the digit 0
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8086 target
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.Pq works even on 80386 host
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.It Fl 3
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80386 target
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.Pq works even on 8086 host
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.It Fl D
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define
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.It Fl E
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produce preprocessor output
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.It Fl I
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include search path
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.It Fl P
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produce preprocessor output with no line numbers
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.It Fl c
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produce code with caller saving regs before function calls
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.It Fl d
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print debugging information in assembly output
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.It Fl f
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produce code with 1st argument passed in a register
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.It Fl l
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produce code for 2 3 1 0 long byte order
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.Pq only works in 16-bit versions
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.It Fl o
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assembler output file name follows
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.It Fl p
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produce
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.Pq almost
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position-independent code
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.It Fl t
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print source code in assembly output
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.It Fl w
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print what cc1 thinks is the location counter in assembly output
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.El
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All the options except
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.Fl D ,
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.Fl I
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and
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.Fl o
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may be turned off by following the
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option letter by a
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.Sq - .
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Options are processed left to right so the last setting has precedence.
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The following is defined before option processing:
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.Bd -literal
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__BCC__ 1
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.Ed
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The following may be defined after option processing:
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.Bd -literal
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__AS09__ 1 if 6809 version
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__AS386_16__ 1 if -0 option on 80*86
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__AS386_32__ 1 if -3 option on 80*86
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__CALLER_SAVES__ 1 if -c option
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__FIRST_ARG_IN_AX__ 1 if -f option on 80*86
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__FIRST_ARG_IN_X__ 1 if -f option on 6809
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__LONG_BIG_ENDIAN__ 1 if -l option
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__POS_INDEPENDENT__ 1 if -p option on 6809
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.Ed
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The following are standard builtins:
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.Bd
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__FILE__ stringized name of current input file
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__LINE__ current line number
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.Ed
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.Sh FILES
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.Pa /usr/local/lib/bcc/bcc-cc1
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.Sh SEE ALSO
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.Xr bcc 1 .
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.Sh AUTHORS
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This program has been written by Bruce Evans.
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