Miroirs/planckforth
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Add "r" and "R"

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This commit is contained in:
Koichi Nakamura 2020-12-29 16:17:00 +09:00
parent 0032f10502
commit e9b3edaed0
2 changed files with 10 additions and 2 deletions
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2
README.md
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@ -29,3 +29,5 @@ $ cat helloworld.fs | ./plank
| $ | cstore | ( c addr -- ) | Store byte to addr |
| d | dfetch | ( -- addr ) | Get data stack pointer |
| D | dstore | ( addr -- ) | Set data stack pointer |
| r | rfetch | ( -- addr ) | Get return stack pointer |
| R | rstore | ( addr -- ) | Set return stack pointer |

10
planck.xxd
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@ -6,10 +6,10 @@
00000028: 3400 2000 0100 0000 e_ehsize,e_phentsize,e_phnum,e_shentsize
00000030: 0000 0000 0100 0000 e_shnum,e_shstrndx,<phdr> PT_LOAD
00000038: 0000 0000 0080 0408 p_offset,p_vaddr=0x08048000
00000040: 0000 0000 9002 0000 p_paddr,p_filesz
00000040: 0000 0000 b002 0000 p_paddr,p_filesz
00000048: 0000 0008 0700 0000 p_memsz(128MB),PF_X|PF_W|PF_R
00000050: 0010 0000 0200 0000 p_align, <here>
00000058: 7882 0408 4881 0408 <latest:init="D">, <interpreter>(5c: key)
00000058: a082 0408 4881 0408 <latest:init="R">, <interpreter>(5c: key)
00000060: c881 0408 f881 0408 (60: find) (64: execute)
00000068: 9881 0408 f0ff ffff (68: jump) (6c: -16)
00000070: be5c 8004 08bd 0080 (70: movl $interpreter,%esi) (75: movl $0x10048000,%ebp)
@ -84,3 +84,9 @@
00000278: 6082 0408 0144 0000 D: dstore
00000280: 8482 0408 5889 c4ad popl %eax; movl %eax,%esp; next;
00000288: ff20 0000 0000 0000
00000290: 7882 0408 0172 0000 r: rfetch
00000298: 9c82 0408 55ad ff20 pushl %ebp; next;
000002a0: 9082 0408 0152 0000 R: rstore
000002a8: ac82 0408 5dad ff20 popl %ebp; next;