Maxc Byte Lisp - Revision history

Jnc: New cat

2023-05-21T23:52:41Z

New cat

← Older revision		Revision as of 23:52, 21 May 2023
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			[[Category: Language Implementations]]

Larsbrinkhoff: 9-bit byte codes.

2023-05-12T08:26:26Z

9-bit byte codes.

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Larsbrinkhoff: /* Additional PDP-10 instructions */

2023-05-12T08:05:53Z

Additional PDP-10 instructions

← Older revision		Revision as of 08:05, 12 May 2023
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	==Additional PDP-10 instructions==		==Additional PDP-10 instructions==

	It's not entirely clear, but it seems to me most of these are used in addition to the normal PDP-10 instruction set.		It's not entirely clear, but it seems to me most of these are used in addition to the normal PDP-10 instruction set. These are defined in the microcode source file '''lisp.mc'''.

	{\| class="wikitable"		{\| class="wikitable"

Larsbrinkhoff: Maxc additional PDP-10 instructions for Lisp.

2023-05-12T08:05:18Z

Maxc additional PDP-10 instructions for Lisp.

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Notes about the [[Maxc]] '''Byte Lisp''' instructions, gleaned from microcode sources.

==Additional PDP-10 instructions==

It's not entirely clear, but it seems to me most of these are used in addition to the normal PDP-10 instruction set.

{| class="wikitable"
! Opcode
! Mnemonic
! Description
|-
| 107
| BLISP
|
|-
| 114
| RETFR
| Return from function
|-
| 115
| UPSHJ
| Dispatching UUO call
|-
| 116
| LDT
| Load type of pointer
|-
| 117
| BTLU
| Bit table lookup
|-
| 120
| BFRET
| Return to Byte Lisp function
|-
| 121
| CALLFN
| Call Lisp function
|-
| 247
| CHASE
|
|-
| 257
| REWIND
| Reverse shallow-deep bindings in a frame
|}