diff options
Diffstat (limited to 'gas/doc/c-h8500.texi')
| -rw-r--r-- | gas/doc/c-h8500.texi | 272 |
1 files changed, 0 insertions, 272 deletions
diff --git a/gas/doc/c-h8500.texi b/gas/doc/c-h8500.texi deleted file mode 100644 index 10f0e64153..0000000000 --- a/gas/doc/c-h8500.texi +++ /dev/null @@ -1,272 +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. -@page -@node H8/500-Dependent -@chapter H8/500 Dependent Features - -@cindex H8/500 support -@menu -* H8/500 Options:: Options -* H8/500 Syntax:: Syntax -* H8/500 Floating Point:: Floating Point -* H8/500 Directives:: H8/500 Machine Directives -* H8/500 Opcodes:: Opcodes -@end menu - -@node H8/500 Options -@section Options - -@cindex H8/500 options (none) -@cindex options, H8/500 (none) -@code{@value{AS}} has no additional command-line options for the Hitachi -H8/500 family. - -@node H8/500 Syntax -@section Syntax - -@menu -* H8/500-Chars:: Special Characters -* H8/500-Regs:: Register Names -* H8/500-Addressing:: Addressing Modes -@end menu - -@node H8/500-Chars -@subsection Special Characters - -@cindex line comment character, H8/500 -@cindex H8/500 line comment character -@samp{!} is the line comment character. - -@cindex line separator, H8/500 -@cindex statement separator, H8/500 -@cindex H8/500 line separator -@samp{;} can be used instead of a newline to separate statements. - -@cindex symbol names, @samp{$} in -@cindex @code{$} in symbol names -Since @samp{$} has no special meaning, you may use it in symbol names. - -@node H8/500-Regs -@subsection Register Names - -@cindex H8/500 registers -@cindex registers, H8/500 -You can use the predefined symbols @samp{r0}, @samp{r1}, @samp{r2}, -@samp{r3}, @samp{r4}, @samp{r5}, @samp{r6}, and @samp{r7} to refer to -the H8/500 registers. - -The H8/500 also has these control registers: - -@table @code -@item cp -code pointer - -@item dp -data pointer - -@item bp -base pointer - -@item tp -stack top pointer - -@item ep -extra pointer - -@item sr -status register - -@item ccr -condition code register -@end table - -All registers are 16 bits long. To represent 32 bit numbers, use two -adjacent registers; for distant memory addresses, use one of the segment -pointers (@code{cp} for the program counter; @code{dp} for -@code{r0}--@code{r3}; @code{ep} for @code{r4} and @code{r5}; and -@code{tp} for @code{r6} and @code{r7}. - -@node H8/500-Addressing -@subsection Addressing Modes - -@cindex addressing modes, H8/500 -@cindex H8/500 addressing modes -@value{AS} understands the following addressing modes for the H8/500: -@table @code -@item R@var{n} -Register direct - -@item @@R@var{n} -Register indirect - -@item @@(d:8, R@var{n}) -Register indirect with 8 bit signed displacement - -@item @@(d:16, R@var{n}) -Register indirect with 16 bit signed displacement - -@item @@-R@var{n} -Register indirect with pre-decrement - -@item @@R@var{n}+ -Register indirect with post-increment - -@item @@@var{aa}:8 -8 bit absolute address - -@item @@@var{aa}:16 -16 bit absolute address - -@item #@var{xx}:8 -8 bit immediate - -@item #@var{xx}:16 -16 bit immediate -@end table - -@node H8/500 Floating Point -@section Floating Point - -@cindex floating point, H8/500 (@sc{ieee}) -@cindex H8/500 floating point (@sc{ieee}) -The H8/500 family has no hardware floating point, but the @code{.float} -directive generates @sc{ieee} floating-point numbers for compatibility -with other development tools. - -@node H8/500 Directives -@section H8/500 Machine Directives - -@cindex H8/500 machine directives (none) -@cindex machine directives, H8/500 (none) -@cindex @code{word} directive, H8/500 -@cindex @code{int} directive, H8/500 -@code{@value{AS}} has no machine-dependent directives for the H8/500. -However, on this platform the @samp{.int} and @samp{.word} directives -generate 16-bit numbers. - -@node H8/500 Opcodes -@section Opcodes - -@cindex H8/500 opcode summary -@cindex opcode summary, H8/500 -@cindex mnemonics, H8/500 -@cindex instruction summary, H8/500 -For detailed information on the H8/500 machine instruction set, see -@cite{H8/500 Series Programming Manual} (Hitachi M21T001). - -@code{@value{AS}} implements all the standard H8/500 opcodes. No additional -pseudo-instructions are needed on this family. - -@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 H8/500 opcodes and their operands: - -@c Use @group if it ever works, instead of @page -@page -@smallexample -@i{Legend:} -abs8 @r{8-bit absolute address} -abs16 @r{16-bit absolute address} -abs24 @r{24-bit absolute address} -crb @r{@code{ccr}, @code{br}, @code{ep}, @code{dp}, @code{tp}, @code{dp}} -disp8 @r{8-bit displacement} -ea @r{@code{rn}, @code{@@rn}, @code{@@(d:8, rn)}, @code{@@(d:16, rn)},} - @r{@code{@@-rn}, @code{@@rn+}, @code{@@aa:8}, @code{@@aa:16},} - @r{@code{#xx:8}, @code{#xx:16}} -ea_mem @r{@code{@@rn}, @code{@@(d:8, rn)}, @code{@@(d:16, rn)},} - @r{@code{@@-rn}, @code{@@rn+}, @code{@@aa:8}, @code{@@aa:16}} -ea_noimm @r{@code{rn}, @code{@@rn}, @code{@@(d:8, rn)}, @code{@@(d:16, rn)},} - @r{@code{@@-rn}, @code{@@rn+}, @code{@@aa:8}, @code{@@aa:16}} -fp r6 -imm4 @r{4-bit immediate data} -imm8 @r{8-bit immediate data} -imm16 @r{16-bit immediate data} -pcrel8 @r{8-bit offset from program counter} -pcrel16 @r{16-bit offset from program counter} -qim @r{@code{-2}, @code{-1}, @code{1}, @code{2}} -rd @r{any register} -rs @r{a register distinct from rd} -rlist @r{comma-separated list of registers in parentheses;} - @r{register ranges @code{rd-rs} are allowed} -sp @r{stack pointer (@code{r7})} -sr @r{status register} -sz @r{size; @samp{.b} or @samp{.w}. If omitted, default @samp{.w}} - -ldc[.b] ea,crb bcc[.w] pcrel16 -ldc[.w] ea,sr bcc[.b] pcrel8 -add[:q] sz qim,ea_noimm bhs[.w] pcrel16 -add[:g] sz ea,rd bhs[.b] pcrel8 -adds sz ea,rd bcs[.w] pcrel16 -addx sz ea,rd bcs[.b] pcrel8 -and sz ea,rd blo[.w] pcrel16 -andc[.b] imm8,crb blo[.b] pcrel8 -andc[.w] imm16,sr bne[.w] pcrel16 -bpt bne[.b] pcrel8 -bra[.w] pcrel16 beq[.w] pcrel16 -bra[.b] pcrel8 beq[.b] pcrel8 -bt[.w] pcrel16 bvc[.w] pcrel16 -bt[.b] pcrel8 bvc[.b] pcrel8 -brn[.w] pcrel16 bvs[.w] pcrel16 -brn[.b] pcrel8 bvs[.b] pcrel8 -bf[.w] pcrel16 bpl[.w] pcrel16 -bf[.b] pcrel8 bpl[.b] pcrel8 -bhi[.w] pcrel16 bmi[.w] pcrel16 -bhi[.b] pcrel8 bmi[.b] pcrel8 -bls[.w] pcrel16 bge[.w] pcrel16 -bls[.b] pcrel8 bge[.b] pcrel8 -@page -blt[.w] pcrel16 mov[:g][.b] imm8,ea_mem -blt[.b] pcrel8 mov[:g][.w] imm16,ea_mem -bgt[.w] pcrel16 movfpe[.b] ea,rd -bgt[.b] pcrel8 movtpe[.b] rs,ea_noimm -ble[.w] pcrel16 mulxu sz ea,rd -ble[.b] pcrel8 neg sz ea -bclr sz imm4,ea_noimm nop -bclr sz rs,ea_noimm not sz ea -bnot sz imm4,ea_noimm or sz ea,rd -bnot sz rs,ea_noimm orc[.b] imm8,crb -bset sz imm4,ea_noimm orc[.w] imm16,sr -bset sz rs,ea_noimm pjmp abs24 -bsr[.b] pcrel8 pjmp @@rd -bsr[.w] pcrel16 pjsr abs24 -btst sz imm4,ea_noimm pjsr @@rd -btst sz rs,ea_noimm prtd imm8 -clr sz ea prtd imm16 -cmp[:e][.b] imm8,rd prts -cmp[:i][.w] imm16,rd rotl sz ea -cmp[:g].b imm8,ea_noimm rotr sz ea -cmp[:g][.w] imm16,ea_noimm rotxl sz ea -Cmp[:g] sz ea,rd rotxr sz ea -dadd rs,rd rtd imm8 -divxu sz ea,rd rtd imm16 -dsub rs,rd rts -exts[.b] rd scb/f rs,pcrel8 -extu[.b] rd scb/ne rs,pcrel8 -jmp @@rd scb/eq rs,pcrel8 -jmp @@(imm8,rd) shal sz ea -jmp @@(imm16,rd) shar sz ea -jmp abs16 shll sz ea -jsr @@rd shlr sz ea -jsr @@(imm8,rd) sleep -jsr @@(imm16,rd) stc[.b] crb,ea_noimm -jsr abs16 stc[.w] sr,ea_noimm -ldm @@sp+,(rlist) stm (rlist),@@-sp -link fp,imm8 sub sz ea,rd -link fp,imm16 subs sz ea,rd -mov[:e][.b] imm8,rd subx sz ea,rd -mov[:i][.w] imm16,rd swap[.b] rd -mov[:l][.w] abs8,rd tas[.b] ea -mov[:l].b abs8,rd trapa imm4 -mov[:s][.w] rs,abs8 trap/vs -mov[:s].b rs,abs8 tst sz ea -mov[:f][.w] @@(disp8,fp),rd unlk fp -mov[:f][.w] rs,@@(disp8,fp) xch[.w] rs,rd -mov[:f].b @@(disp8,fp),rd xor sz ea,rd -mov[:f].b rs,@@(disp8,fp) xorc.b imm8,crb -mov[:g] sz rs,ea_mem xorc.w imm16,sr -mov[:g] sz ea,rd -@end smallexample -@end ifset |