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diff --git a/gas/doc/c-z8k.texi b/gas/doc/c-z8k.texi deleted file mode 100644 index 1fb10e3b2ca..00000000000 --- a/gas/doc/c-z8k.texi +++ /dev/null @@ -1,380 +0,0 @@ -@c Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc. -@c This is part of the GAS manual. -@c For copying conditions, see the file as.texinfo. -@ifset GENERIC -@page -@node Z8000-Dependent -@chapter Z8000 Dependent Features -@end ifset -@ifclear GENERIC -@node Machine Dependencies -@chapter Z8000 Dependent Features -@end ifclear - -@cindex Z8000 support -The Z8000 @value{AS} supports both members of the Z8000 family: the -unsegmented Z8002, with 16 bit addresses, and the segmented Z8001 with -24 bit addresses. - -When the assembler is in unsegmented mode (specified with the -@code{unsegm} directive), an address takes up one word (16 bit) -sized register. When the assembler is in segmented mode (specified with -the @code{segm} directive), a 24-bit address takes up a long (32 bit) -register. @xref{Z8000 Directives,,Assembler Directives for the Z8000}, -for a list of other Z8000 specific assembler directives. - -@menu -* Z8000 Options:: No special command-line options for Z8000 -* Z8000 Syntax:: Assembler syntax for the Z8000 -* Z8000 Directives:: Special directives for the Z8000 -* Z8000 Opcodes:: Opcodes -@end menu - -@node Z8000 Options -@section Options - -@cindex Z8000 options -@cindex options, Z8000 -@code{@value{AS}} has no additional command-line options for the Zilog -Z8000 family. - -@node Z8000 Syntax -@section Syntax -@menu -* Z8000-Chars:: Special Characters -* Z8000-Regs:: Register Names -* Z8000-Addressing:: Addressing Modes -@end menu - -@node Z8000-Chars -@subsection Special Characters - -@cindex line comment character, Z8000 -@cindex Z8000 line comment character -@samp{!} is the line comment character. - -@cindex line separator, Z8000 -@cindex statement separator, Z8000 -@cindex Z8000 line separator -You can use @samp{;} instead of a newline to separate statements. - -@node Z8000-Regs -@subsection Register Names - -@cindex Z8000 registers -@cindex registers, Z8000 -The Z8000 has sixteen 16 bit registers, numbered 0 to 15. You can refer -to different sized groups of registers by register number, with the -prefix @samp{r} for 16 bit registers, @samp{rr} for 32 bit registers and -@samp{rq} for 64 bit registers. You can also refer to the contents of -the first eight (of the sixteen 16 bit registers) by bytes. They are -named @samp{r@var{n}h} and @samp{r@var{n}l}. - -@smallexample -@exdent @emph{byte registers} -r0l r0h r1h r1l r2h r2l r3h r3l -r4h r4l r5h r5l r6h r6l r7h r7l - -@exdent @emph{word registers} -r0 r1 r2 r3 r4 r5 r6 r7 r8 r9 r10 r11 r12 r13 r14 r15 - -@exdent @emph{long word registers} -rr0 rr2 rr4 rr6 rr8 rr10 rr12 rr14 - -@exdent @emph{quad word registers} -rq0 rq4 rq8 rq12 -@end smallexample - -@node Z8000-Addressing -@subsection Addressing Modes - -@cindex addressing modes, Z8000 -@cindex Z800 addressing modes -@value{AS} understands the following addressing modes for the Z8000: - -@table @code -@item r@var{n} -Register direct - -@item @@r@var{n} -Indirect register - -@item @var{addr} -Direct: the 16 bit or 24 bit address (depending on whether the assembler -is in segmented or unsegmented mode) of the operand is in the instruction. - -@item address(r@var{n}) -Indexed: the 16 or 24 bit address is added to the 16 bit register to produce -the final address in memory of the operand. - -@item r@var{n}(#@var{imm}) -Base Address: the 16 or 24 bit register is added to the 16 bit sign -extended immediate displacement to produce the final address in memory -of the operand. - -@item r@var{n}(r@var{m}) -Base Index: the 16 or 24 bit register r@var{n} is added to the sign -extended 16 bit index register r@var{m} to produce the final address in -memory of the operand. - -@item #@var{xx} -Immediate data @var{xx}. -@end table - -@node Z8000 Directives -@section Assembler Directives for the Z8000 - -@cindex Z8000 directives -@cindex directives, Z8000 -The Z8000 port of @value{AS} includes these additional assembler directives, -for compatibility with other Z8000 assemblers. As shown, these do not -begin with @samp{.} (unlike the ordinary @value{AS} directives). - -@table @code -@kindex segm -@item segm -Generates code for the segmented Z8001. - -@kindex unsegm -@item unsegm -Generates code for the unsegmented Z8002. - -@kindex name -@item name -Synonym for @code{.file} - -@kindex global -@item global -Synonym for @code{.global} - -@kindex wval -@item wval -Synonym for @code{.word} - -@kindex lval -@item lval -Synonym for @code{.long} - -@kindex bval -@item bval -Synonym for @code{.byte} - -@kindex sval -@item sval -Assemble a string. @code{sval} expects one string literal, delimited by -single quotes. It assembles each byte of the string into consecutive -addresses. You can use the escape sequence @samp{%@var{xx}} (where -@var{xx} represents a two-digit hexadecimal number) to represent the -character whose @sc{ascii} value is @var{xx}. Use this feature to -describe single quote and other characters that may not appear in string -literals as themselves. For example, the C statement @w{@samp{char *a = -"he said \"it's 50% off\"";}} is represented in Z8000 assembly language -(shown with the assembler output in hex at the left) as - -@iftex -@begingroup -@let@nonarrowing=@comment -@end iftex -@smallexample -68652073 sval 'he said %22it%27s 50%25 off%22%00' -61696420 -22697427 -73203530 -25206F66 -662200 -@end smallexample -@iftex -@endgroup -@end iftex - -@kindex rsect -@item rsect -synonym for @code{.section} - -@kindex block -@item block -synonym for @code{.space} - -@kindex even -@item even -special case of @code{.align}; aligns output to even byte boundary. -@end table - -@node Z8000 Opcodes -@section Opcodes - -@cindex Z8000 opcode summary -@cindex opcode summary, Z8000 -@cindex mnemonics, Z8000 -@cindex instruction summary, Z8000 -For detailed information on the Z8000 machine instruction set, see -@cite{Z8000 Technical Manual}. - -@ifset SMALL -@c this table, due to the multi-col faking and hardcoded order, looks silly -@c except in smallbook. See comments below "@set SMALL" near top of this file. - -The following table summarizes the opcodes and their arguments: -@iftex -@begingroup -@let@nonarrowing=@comment -@end iftex -@smallexample - - rs @r{16 bit source register} - rd @r{16 bit destination register} - rbs @r{8 bit source register} - rbd @r{8 bit destination register} - rrs @r{32 bit source register} - rrd @r{32 bit destination register} - rqs @r{64 bit source register} - rqd @r{64 bit destination register} - addr @r{16/24 bit address} - imm @r{immediate data} - -adc rd,rs clrb addr cpsir @@rd,@@rs,rr,cc -adcb rbd,rbs clrb addr(rd) cpsirb @@rd,@@rs,rr,cc -add rd,@@rs clrb rbd dab rbd -add rd,addr com @@rd dbjnz rbd,disp7 -add rd,addr(rs) com addr dec @@rd,imm4m1 -add rd,imm16 com addr(rd) dec addr(rd),imm4m1 -add rd,rs com rd dec addr,imm4m1 -addb rbd,@@rs comb @@rd dec rd,imm4m1 -addb rbd,addr comb addr decb @@rd,imm4m1 -addb rbd,addr(rs) comb addr(rd) decb addr(rd),imm4m1 -addb rbd,imm8 comb rbd decb addr,imm4m1 -addb rbd,rbs comflg flags decb rbd,imm4m1 -addl rrd,@@rs cp @@rd,imm16 di i2 -addl rrd,addr cp addr(rd),imm16 div rrd,@@rs -addl rrd,addr(rs) cp addr,imm16 div rrd,addr -addl rrd,imm32 cp rd,@@rs div rrd,addr(rs) -addl rrd,rrs cp rd,addr div rrd,imm16 -and rd,@@rs cp rd,addr(rs) div rrd,rs -and rd,addr cp rd,imm16 divl rqd,@@rs -and rd,addr(rs) cp rd,rs divl rqd,addr -and rd,imm16 cpb @@rd,imm8 divl rqd,addr(rs) -and rd,rs cpb addr(rd),imm8 divl rqd,imm32 -andb rbd,@@rs cpb addr,imm8 divl rqd,rrs -andb rbd,addr cpb rbd,@@rs djnz rd,disp7 -andb rbd,addr(rs) cpb rbd,addr ei i2 -andb rbd,imm8 cpb rbd,addr(rs) ex rd,@@rs -andb rbd,rbs cpb rbd,imm8 ex rd,addr -bit @@rd,imm4 cpb rbd,rbs ex rd,addr(rs) -bit addr(rd),imm4 cpd rd,@@rs,rr,cc ex rd,rs -bit addr,imm4 cpdb rbd,@@rs,rr,cc exb rbd,@@rs -bit rd,imm4 cpdr rd,@@rs,rr,cc exb rbd,addr -bit rd,rs cpdrb rbd,@@rs,rr,cc exb rbd,addr(rs) -bitb @@rd,imm4 cpi rd,@@rs,rr,cc exb rbd,rbs -bitb addr(rd),imm4 cpib rbd,@@rs,rr,cc ext0e imm8 -bitb addr,imm4 cpir rd,@@rs,rr,cc ext0f imm8 -bitb rbd,imm4 cpirb rbd,@@rs,rr,cc ext8e imm8 -bitb rbd,rs cpl rrd,@@rs ext8f imm8 -bpt cpl rrd,addr exts rrd -call @@rd cpl rrd,addr(rs) extsb rd -call addr cpl rrd,imm32 extsl rqd -call addr(rd) cpl rrd,rrs halt -calr disp12 cpsd @@rd,@@rs,rr,cc in rd,@@rs -clr @@rd cpsdb @@rd,@@rs,rr,cc in rd,imm16 -clr addr cpsdr @@rd,@@rs,rr,cc inb rbd,@@rs -clr addr(rd) cpsdrb @@rd,@@rs,rr,cc inb rbd,imm16 -clr rd cpsi @@rd,@@rs,rr,cc inc @@rd,imm4m1 -clrb @@rd cpsib @@rd,@@rs,rr,cc inc addr(rd),imm4m1 -inc addr,imm4m1 ldb rbd,rs(rx) mult rrd,addr(rs) -inc rd,imm4m1 ldb rd(imm16),rbs mult rrd,imm16 -incb @@rd,imm4m1 ldb rd(rx),rbs mult rrd,rs -incb addr(rd),imm4m1 ldctl ctrl,rs multl rqd,@@rs -incb addr,imm4m1 ldctl rd,ctrl multl rqd,addr -incb rbd,imm4m1 ldd @@rs,@@rd,rr multl rqd,addr(rs) -ind @@rd,@@rs,ra lddb @@rs,@@rd,rr multl rqd,imm32 -indb @@rd,@@rs,rba lddr @@rs,@@rd,rr multl rqd,rrs -inib @@rd,@@rs,ra lddrb @@rs,@@rd,rr neg @@rd -inibr @@rd,@@rs,ra ldi @@rd,@@rs,rr neg addr -iret ldib @@rd,@@rs,rr neg addr(rd) -jp cc,@@rd ldir @@rd,@@rs,rr neg rd -jp cc,addr ldirb @@rd,@@rs,rr negb @@rd -jp cc,addr(rd) ldk rd,imm4 negb addr -jr cc,disp8 ldl @@rd,rrs negb addr(rd) -ld @@rd,imm16 ldl addr(rd),rrs negb rbd -ld @@rd,rs ldl addr,rrs nop -ld addr(rd),imm16 ldl rd(imm16),rrs or rd,@@rs -ld addr(rd),rs ldl rd(rx),rrs or rd,addr -ld addr,imm16 ldl rrd,@@rs or rd,addr(rs) -ld addr,rs ldl rrd,addr or rd,imm16 -ld rd(imm16),rs ldl rrd,addr(rs) or rd,rs -ld rd(rx),rs ldl rrd,imm32 orb rbd,@@rs -ld rd,@@rs ldl rrd,rrs orb rbd,addr -ld rd,addr ldl rrd,rs(imm16) orb rbd,addr(rs) -ld rd,addr(rs) ldl rrd,rs(rx) orb rbd,imm8 -ld rd,imm16 ldm @@rd,rs,n orb rbd,rbs -ld rd,rs ldm addr(rd),rs,n out @@rd,rs -ld rd,rs(imm16) ldm addr,rs,n out imm16,rs -ld rd,rs(rx) ldm rd,@@rs,n outb @@rd,rbs -lda rd,addr ldm rd,addr(rs),n outb imm16,rbs -lda rd,addr(rs) ldm rd,addr,n outd @@rd,@@rs,ra -lda rd,rs(imm16) ldps @@rs outdb @@rd,@@rs,rba -lda rd,rs(rx) ldps addr outib @@rd,@@rs,ra -ldar rd,disp16 ldps addr(rs) outibr @@rd,@@rs,ra -ldb @@rd,imm8 ldr disp16,rs pop @@rd,@@rs -ldb @@rd,rbs ldr rd,disp16 pop addr(rd),@@rs -ldb addr(rd),imm8 ldrb disp16,rbs pop addr,@@rs -ldb addr(rd),rbs ldrb rbd,disp16 pop rd,@@rs -ldb addr,imm8 ldrl disp16,rrs popl @@rd,@@rs -ldb addr,rbs ldrl rrd,disp16 popl addr(rd),@@rs -ldb rbd,@@rs mbit popl addr,@@rs -ldb rbd,addr mreq rd popl rrd,@@rs -ldb rbd,addr(rs) mres push @@rd,@@rs -ldb rbd,imm8 mset push @@rd,addr -ldb rbd,rbs mult rrd,@@rs push @@rd,addr(rs) -ldb rbd,rs(imm16) mult rrd,addr push @@rd,imm16 -push @@rd,rs set addr,imm4 subl rrd,imm32 -pushl @@rd,@@rs set rd,imm4 subl rrd,rrs -pushl @@rd,addr set rd,rs tcc cc,rd -pushl @@rd,addr(rs) setb @@rd,imm4 tccb cc,rbd -pushl @@rd,rrs setb addr(rd),imm4 test @@rd -res @@rd,imm4 setb addr,imm4 test addr -res addr(rd),imm4 setb rbd,imm4 test addr(rd) -res addr,imm4 setb rbd,rs test rd -res rd,imm4 setflg imm4 testb @@rd -res rd,rs sinb rbd,imm16 testb addr -resb @@rd,imm4 sinb rd,imm16 testb addr(rd) -resb addr(rd),imm4 sind @@rd,@@rs,ra testb rbd -resb addr,imm4 sindb @@rd,@@rs,rba testl @@rd -resb rbd,imm4 sinib @@rd,@@rs,ra testl addr -resb rbd,rs sinibr @@rd,@@rs,ra testl addr(rd) -resflg imm4 sla rd,imm8 testl rrd -ret cc slab rbd,imm8 trdb @@rd,@@rs,rba -rl rd,imm1or2 slal rrd,imm8 trdrb @@rd,@@rs,rba -rlb rbd,imm1or2 sll rd,imm8 trib @@rd,@@rs,rbr -rlc rd,imm1or2 sllb rbd,imm8 trirb @@rd,@@rs,rbr -rlcb rbd,imm1or2 slll rrd,imm8 trtdrb @@ra,@@rb,rbr -rldb rbb,rba sout imm16,rs trtib @@ra,@@rb,rr -rr rd,imm1or2 soutb imm16,rbs trtirb @@ra,@@rb,rbr -rrb rbd,imm1or2 soutd @@rd,@@rs,ra trtrb @@ra,@@rb,rbr -rrc rd,imm1or2 soutdb @@rd,@@rs,rba tset @@rd -rrcb rbd,imm1or2 soutib @@rd,@@rs,ra tset addr -rrdb rbb,rba soutibr @@rd,@@rs,ra tset addr(rd) -rsvd36 sra rd,imm8 tset rd -rsvd38 srab rbd,imm8 tsetb @@rd -rsvd78 sral rrd,imm8 tsetb addr -rsvd7e srl rd,imm8 tsetb addr(rd) -rsvd9d srlb rbd,imm8 tsetb rbd -rsvd9f srll rrd,imm8 xor rd,@@rs -rsvdb9 sub rd,@@rs xor rd,addr -rsvdbf sub rd,addr xor rd,addr(rs) -sbc rd,rs sub rd,addr(rs) xor rd,imm16 -sbcb rbd,rbs sub rd,imm16 xor rd,rs -sc imm8 sub rd,rs xorb rbd,@@rs -sda rd,rs subb rbd,@@rs xorb rbd,addr -sdab rbd,rs subb rbd,addr xorb rbd,addr(rs) -sdal rrd,rs subb rbd,addr(rs) xorb rbd,imm8 -sdl rd,rs subb rbd,imm8 xorb rbd,rbs -sdlb rbd,rs subb rbd,rbs xorb rbd,rbs -sdll rrd,rs subl rrd,@@rs -set @@rd,imm4 subl rrd,addr -set addr(rd),imm4 subl rrd,addr(rs) -@end smallexample -@iftex -@endgroup -@end iftex -@end ifset - |