[PDP11] Add PDP-11 Assembler

tgtakaoka · Oct 20, 2024 · 4bd4fc0 · 4bd4fc0
1 parent 5a92226
commit 4bd4fc0
Show file tree

Hide file tree

Showing 40 changed files with 2,577 additions and 76 deletions.
diff --git a/README.md b/README.md
@@ -81,7 +81,7 @@ It can generate Intel HEX or Motorola S-Record output.
          TLCS90 INS8060 INS8070 CDP1802 CDP1804 CDP1804A SCN2650 F3850 IM6100
          HD6120 TMS7000 TMS32010 TMS32015 i8086 i80186 V30 i8096 MC68000
          TMS9900 TMS9980 TMS9995 TMS99105 Z8001 Z8002 NS32032 MN1610 MN1613
-         MN1613A
+         MN1613A J11 T11
       -o <output>       : output file
       -l <list>         : list file
       -S[<bytes>]       : output Motorola S-Record format
@@ -94,7 +94,7 @@ It can generate Intel HEX or Motorola S-Record output.
       --list-radix      : set listing radix (8, 16) (int)
       --smart-branch    : optimize branch instruction (bool)
       --fpu             : floating point co-processor (text: 8086, 68000, 32032)
-      --implicit-word   : unknown instruction defines word (bool: 6100)
+      --implicit-word   : unknown instruction defines word (bool: 6100, J11)
       --longa           : enable 16-bit accumulator (bool: 6502)
       --longi           : enable 16-bit index registers (bool: 6502)
       --optimize-index  : optimize zero index (bool: Z8)

diff --git a/README_.adoc b/README_.adoc
@@ -85,7 +85,7 @@ usage: asm [-o <output>] [-l <list>] <input>
      TLCS90 INS8060 INS8070 CDP1802 CDP1804 CDP1804A SCN2650 F3850 IM6100
      HD6120 TMS7000 TMS32010 TMS32015 i8086 i80186 V30 i8096 MC68000
      TMS9900 TMS9980 TMS9995 TMS99105 Z8001 Z8002 NS32032 MN1610 MN1613
-     MN1613A
+     MN1613A J11 T11
   -o <output>       : output file
   -l <list>         : list file
   -S[<bytes>]       : output Motorola S-Record format
@@ -98,7 +98,7 @@ usage: asm [-o <output>] [-l <list>] <input>
   --list-radix      : set listing radix (8, 16) (int)
   --smart-branch    : optimize branch instruction (bool)
   --fpu             : floating point co-processor (text: 8086, 68000, 32032)
-  --implicit-word   : unknown instruction defines word (bool: 6100)
+  --implicit-word   : unknown instruction defines word (bool: 6100, J11)
   --longa           : enable 16-bit accumulator (bool: 6502)
   --longi           : enable 16-bit index registers (bool: 6502)
   --optimize-index  : optimize zero index (bool: Z8)

diff --git a/cli/asm.cpp b/cli/asm.cpp
@@ -32,6 +32,7 @@
 #include "asm_mn1610.h"
 #include "asm_mos6502.h"
 #include "asm_ns32000.h"
+#include "asm_pdp11.h"
 #include "asm_pdp8.h"
 #include "asm_scn2650.h"
 #include "asm_tlcs90.h"
@@ -62,6 +63,7 @@ mc6809::AsmMc6809 asm6809;
 mn1610::AsmMn1610 asm1610;
 mos6502::AsmMos6502 asm6502;
 ns32000::AsmNs32000 asm32000;
+pdp11::AsmPdp11 asmpdp11;
 pdp8::AsmPdp8 asmpdp8;
 scn2650::AsmScn2650 asm2650;
 tlcs90::AsmTlcs90 asm90;
@@ -72,6 +74,7 @@ z8000::AsmZ8000 asmz8000;
 z80::AsmZ80 asmz80;
 z8::AsmZ8 asmz8;
 
+DecDirective dirpdp11(asmpdp11);
 DecDirective dirpdp8(asmpdp8);
 FairchildDirective dir3850(asm3850);
 IntelDirective dir1610(asm1610);
@@ -124,6 +127,7 @@ AsmCommander commander{
         &dirz8000,
         &dir32000,
         &dir1610,
+        &dirpdp11,
 };
 
 int main(int argc, const char **argv) {

diff --git a/cli/build.ninja b/cli/build.ninja
@@ -25,13 +25,15 @@ build asm: link asm.o $
   parsers.o reg_base.o str_buffer.o str_scanner.o symbol_store.o $
   text_common.o value.o value_formatter.o value_parser.o $
   fixed64.o ieee_float.o float80_base.o float80_hard.o float80_soft.o $
+  dec_float.o $
   asm_cdp1802.o  reg_cdp1802.o  table_cdp1802.o  text_cdp1802.o  $
   asm_f3850.o    reg_f3850.o    table_f3850.o    text_f3850.o    $
   asm_i8048.o    reg_i8048.o    table_i8048.o    text_i8048.o    $
   asm_i8051.o    reg_i8051.o    table_i8051.o    text_i8051.o    $
   asm_i8080.o    reg_i8080.o    table_i8080.o    text_i8080.o    $
   asm_i8086.o    reg_i8086.o    table_i8086.o    text_i8086.o    $
   asm_i8096.o    reg_i8096.o    table_i8096.o    text_i8096.o    $
+  asm_pdp11.o    reg_pdp11.o    table_pdp11.o    text_pdp11.o    $
   asm_pdp8.o     reg_pdp8.o     table_pdp8.o     text_pdp8.o     $
   asm_ins8060.o  reg_ins8060.o  table_ins8060.o  text_ins8060.o  $
   asm_ins8070.o  reg_ins8070.o  table_ins8070.o  text_ins8070.o  $

diff --git a/keywords.txt b/keywords.txt
@@ -26,6 +26,7 @@ AsmMc6809       KEYWORD1        libasm
 AsmMn1610       KEYWORD1        libasm
 AsmMos6502      KEYWORD1        libasm
 AsmNs32000      KEYWORD1        libasm
+AsmPdp11        KEYWORD1        libasm
 AsmPdp8         KEYWORD1        libasm
 AsmScn2650      KEYWORD1        libasm
 AsmTlcs90       KEYWORD1        libasm

diff --git a/src/asm_ns32000.cpp b/src/asm_ns32000.cpp
@@ -37,9 +37,7 @@ namespace {
 constexpr char OPT_TEXT_PMMU[] PROGMEM = "pmmu";
 constexpr char OPT_DESC_PMMU[] PROGMEM = "memory management unit";
 
-constexpr char TEXT_dBLKB[]   PROGMEM = ".blkb";
 constexpr char TEXT_dBLKD[]   PROGMEM = ".blkd";
-constexpr char TEXT_dBLKW[]   PROGMEM = ".blkw";
 constexpr char TEXT_dDOUBLE[] PROGMEM = ".double";
 constexpr char TEXT_dFLOAT[]  PROGMEM = ".float";
 constexpr char TEXT_dLONG[]   PROGMEM = ".long";