Ivory microprocessor
E736612
The Ivory microprocessor is a specialized Lisp processor designed to efficiently run Symbolics' advanced AI and symbolic computing systems.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Lisp machine CPU
ⓘ
microprocessor ⓘ |
| addressSpace | 28-bit virtual address space ⓘ |
| applicationDomain |
artificial intelligence
ⓘ
expert systems ⓘ symbolic computation ⓘ |
| architecture | Lisp NERFINISHED ⓘ |
| companyHeadquartersAtDesignTime | Cambridge, Massachusetts NERFINISHED ⓘ |
| concurrentWith |
MIPS R2000 family
NERFINISHED
ⓘ
Motorola 68030 NERFINISHED ⓘ Sun SPARC processors NERFINISHED ⓘ |
| dataPathWidth | 40 bits ⓘ |
| designedFor |
high-level language execution
ⓘ
interactive development environments ⓘ |
| designer | Symbolics NERFINISHED ⓘ |
| executionModel | microcoded interpreter for Lisp ⓘ |
| feature |
hardware support for dynamic typing
ⓘ
hardware type checking via tags ⓘ instruction set tailored to Lisp operations ⓘ microcoded instruction set for Lisp primitives ⓘ stack-oriented architecture for Lisp ⓘ support for multiple memory spaces ⓘ |
| introducedInDecade | 1980s ⓘ |
| marketedBy | Symbolics, Inc. NERFINISHED ⓘ |
| memoryModel | tagged memory with garbage-collected heap ⓘ |
| notableFor | being one of the last commercial Lisp machine CPUs ⓘ |
| optimizedFor |
Common Lisp execution
ⓘ
symbolic AI workloads ⓘ |
| predecessor |
3600 series processor
ⓘ
Symbolics 3670 processor NERFINISHED ⓘ |
| purpose | to efficiently run Symbolics Lisp and symbolic computing systems ⓘ |
| successor | Symbolics Open Genera on Alpha (software successor) NERFINISHED ⓘ |
| supports |
hardware-assisted garbage collection
ⓘ
tagged architecture for Lisp objects ⓘ virtual memory ⓘ |
| targetLanguage |
Common Lisp
NERFINISHED
ⓘ
Zetalisp NERFINISHED ⓘ |
| technologyFocus |
AI workstations
ⓘ
knowledge-based systems ⓘ |
| usedIn |
Symbolics MacIvory board
NERFINISHED
ⓘ
Symbolics UX400S system NERFINISHED ⓘ Symbolics XL1200 workstation NERFINISHED ⓘ Symbolics XL400 workstation NERFINISHED ⓘ embedded Lisp systems ⓘ |
| usedWithOperatingSystem | Genera NERFINISHED ⓘ |
| wordSize | 40-bit architecture ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.