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Diffstat (limited to 'gas/vmsconf.sh')
| -rw-r--r-- | gas/vmsconf.sh | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/gas/vmsconf.sh b/gas/vmsconf.sh new file mode 100644 index 0000000000..014538a154 --- /dev/null +++ b/gas/vmsconf.sh @@ -0,0 +1,128 @@ +#!/bin/sh + +cat << 'EOF' +$!make-gas.com +$! Set the def dir to proper place for use in batch. Works for interactive to. +$flnm = f$enviroment("PROCEDURE") ! get current procedure name +$set default 'f$parse(flnm,,,"DEVICE")''f$parse(flnm,,,"DIRECTORY")' +$v = 'f$verify(0)' +$! +$! Command file to build a GNU assembler on VMS +$! +$! If you are using a version of GCC that supports global constants +$! you should remove the define="const=" from the gcc lines. +$! +$! Caution: Versions 1.38.1 and earlier had a bug in the handling of +$! some static constants. If you are using such a version of the +$! assembler, and you wish to compile without the "const=" hack, +$! you should first build this version *with* the "const=" +$! definition, and then use that assembler to rebuild it without the +$! "const=" definition. Failure to do this will result in an assembler +$! that will mung floating point constants. +$! +$! Note: The version of gas shipped on the GCC VMS tapes has been patched +$! to fix the above mentioned bug. +$! +$ !The gcc-vms driver was modified to use `-1' quite some time ago, +$ !so don't echo this text any more... +$ !write sys$output "If this assembler is going to be used with GCC 1.n, you" +$ !write sys$output "need to modify the driver to supply the -1 switch to gas." +$ !write sys$output "This is required because of a small change in how global" +$ !write sys$output "constant variables are handled. Failure to include this" +$ !write sys$output "will result in linker warning messages about mismatched +$ !write sys$output "psect attributes." +$! +$ gas_host="vms" +$ arch_indx = 1 + ((f$getsyi("CPU").ge.128).and.1) ! vax==1, alpha==2 +$ arch = f$element(arch_indx,"|","|VAX|Alpha|") +$ if arch.eqs."VAX" +$ then +$ cpu_type="vax" +$ obj_format="vms" +$ atof="vax" +$ else +$ cpu_type="alpha" +$ obj_format="evax" +$ atof="ieee" +$ endif +$ emulation="generic" +$! +$ COPY = "copy/noLog" +$! +$ C_DEFS :="""VMS""" +$! C_DEFS :="""VMS""","""const=""" +$ C_INCLUDES = "/Include=([],[.config],[-.include],[-.include.aout])" +$ C_FLAGS = "/noVerbose/Debug" + c_includes +$! +$! +$ on error then goto bail +$ if f$search("[-.libiberty]liberty.olb").eqs."" +$ then @[-.libiberty]vmsbuild.com +$ write sys$output "Now building gas." +$ endif +$ if "''p1'" .eqs. "LINK" then goto Link +$! +$! This helps gcc 1.nn find the aout/* files. +$! +$ aout_dev = f$parse(flnm,,,"DEVICE") +$ tmp = aout_dev - ":" +$if f$trnlnm(tmp).nes."" then aout_dev = f$trnlnm(tmp) +$ aout_dir = aout_dev+f$parse(flnm,,,"DIRECTORY")' - + - "GAS]" + "INCLUDE.AOUT.]" - "][" +$assign 'aout_dir' aout/tran=conc +$ opcode_dir = aout_dev+f$parse(flnm,,,"DIRECTORY")' - + - "GAS]" + "INCLUDE.OPCODE.]" - "][" +$assign 'opcode_dir' opcode/tran=conc +$! +$ set verify +$! +$ gcc 'c_flags'/Define=('C_DEFS')/Object=[]tc-'cpu_type'.obj [.config]tc-'cpu_type'.c +$ gcc 'c_flags'/Define=('C_DEFS')/Object=[]obj-'obj_format'.obj [.config]obj-'obj_format'.c +$ gcc 'c_flags'/Define=('C_DEFS')/Object=[]atof-'atof'.obj [.config]atof-'atof'.c +EOF + +cfiles="`echo $* | sed -e 's/\.o/.c/g' -e 's!../\([^ /]*\)/\([^ /]*\.c\)![-.\1]\2!g'`" + +for cfile in $cfiles ; do + case $cfile in + "[-."*) + base=`echo $cfile | sed -e 's/\[.*\]//' -e 's/\.c$//'` + echo "\$ gcc 'c_flags'/Define=('C_DEFS')/Object=[]$base.obj $cfile" + ;; + *) + echo "\$ gcc 'c_flags'/Define=('C_DEFS') $cfile" + ;; + esac +done + +cat << 'EOF' +$link: +$!'f$verify(0)' +$ if f$trnlnm("IFILE$").nes."" then close/noLog ifile$ +$ create gcc-as.opt +! +! Linker options file for GNU assembler +! +$ open/Append ifile$ gcc-as.opt +$ write ifile$ "tc-''cpu_type'.obj" +$ write ifile$ "obj-''obj_format'.obj" +$ write ifile$ "atof-''atof'.obj" +$ COPY sys$input: ifile$: +EOF + +for obj in $* ; do + # Change "foo.o" into "foo.obj". + echo ${obj}bj,- | sed 's!.*/!!g' +done + +cat << 'EOF' +[-.libiberty]liberty.olb/Lib +gnu_cc:[000000]gcclib.olb/Lib,sys$library:vaxcrtl.olb/Lib +! Tell linker exactly what psect attributes we want -- match VAXCRTL. +psect_attr=ENVIRON,long,pic,ovr,rel,gbl,noshr,noexe,rd,wrt +$ close ifile$ +$ set verify=(Proc,noImag) +$ link/noMap/Exec=gcc-as.exe gcc-as.opt/Opt,version.opt/Opt +$! +$bail: exit $status + 0*f$verify(v) !'f$verify(0)' +EOF |