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Rotate instruction checks #16

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opened 2 years ago by Jean-François Nguyen · 0 comments

Jean-François Nguyen commented 2 years ago

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Rotate instruction checks

Instructions

M-form:

• rlwinm
• rlwinm.
• rlwnm
• rlwnm.
• rlwimi
• rlwimi.

MD-form:

• rldicl
• rldicl.
• rldicr
• rldicr.
• rldic
• rldic.
• rldimi
• rldimi.

MDS-form:

• rldcl
• rldcl.
• rldcr
• rldcr.

GPR access

RA (read):

• rotate then mask insert:
  • rlwimi/rlwimi.
  • rldimi/rldimi.

RA (write):

• all

RB (read):

• non-immediate shift amount:
  • rlwnm/rlwnm.
  • rldcl/rldcl.
  • rldcr/rldcr.

RS (read):

• all

CR access

Write:

• '.' suffix (Rc=1)

Rotate instruction checks ========================= Instructions ------------ M-form: - `rlwinm` - `rlwinm.` - `rlwnm` - `rlwnm.` - `rlwimi` - `rlwimi.` MD-form: - `rldicl` - `rldicl.` - `rldicr` - `rldicr.` - `rldic` - `rldic.` - `rldimi` - `rldimi.` MDS-form: - `rldcl` - `rldcl.` - `rldcr` - `rldcr.` GPR access ---------- RA (read): - rotate then mask insert: * `rlwimi/rlwimi.` * `rldimi/rldimi.` RA (write): - all RB (read): - non-immediate shift amount: * `rlwnm/rlwnm.` * `rldcl/rldcl.` * `rldcr/rldcr.` RS (read): - all CR access --------- Write: - '.' suffix (Rc=1)

Jean-François Nguyen referenced this issue 2 years ago

Scalar Fixed-Point Compliancy Subset (SFS) #15

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Reference: cores/power-fv#16

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