Mercurial > lcfOS

annotate python/target/openrisc.lidl @ 336:d1ecc493384e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added spiffy armtoken class for bit fiddeling. Added cool test that checks for build repeatability
author Windel Bouwman
date Wed, 19 Feb 2014 22:32:15 +0100
parents 534b94b40aa8
children
rev   line source
283
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
1
292
534b94b40aa8 Fixup reorganize
Windel Bouwman
parents: 290
diff changeset
2 // Openrisc description in LIDL (lcfos isa description language)
283
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
3
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
4 // Register storage:
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
5 storage r {
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
6 width: 32
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
7 size: 32
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
8 }
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
9
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
10
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
11 instruction add {
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
12 encoding: '111111111DDDDDDAAAAAABBBBBB'
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
13 semantics: D = A + B
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
14 }
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
15
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
16
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
17 // ...
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
18
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
19 instruction push {
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
20 encoding: ''
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
21 semantics: {
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
22 sp = X
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
23 sp = sp - 4
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
24 }
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
25 }
c9781c73e7e2 Added first kernel files
Windel Bouwman
parents:
diff changeset
26