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NDF · contract · accepted

PTO-NUMERIC-STATUS-STICKY-001

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    1. surfaceARCH
    2. ownerPTO-ARCH-STATE-NUMERIC-STATUS
    3. categoryNUMERIC-STATUS-STICKY
    4. case001

    Normative contract

    contract · L1 · accepted

    Numeric execution flags MUST map to CORE_STATE[36:32] as NV, DZ, OF, UF, and NX, and a successful numeric operation MUST OR its produced flags into the existing sticky status without clearing an earlier flag.

    Sources and references
    Complete stable ID
    PTO-NUMERIC-STATUS-STICKY-001
    Source path
    asl/arch/state/numeric-status.asl
    Affected units
    PTO-ARCH-STATE-NUMERIC-STATUS
    Source SHA-256
    3d3fe1709c7e2903bca96d50e9671a6a484c442ff08ce4a8340168cdb38ac6d9
    Clause SHA-256
    726594cdc2b4175fe94b32f63471549fab32de6dcf2cf0272ecf2845684ffb77
    Open exact canonical source ↗

Instruction and unit pages

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Evidence index

8 matching entries

Executable evidence2
  • numeric status accumulates sticky architectural flags
    1. surfaceARCH
    2. ownerPTO-ARCH-STATE-NUMERIC-STATUS
    3. categorySTATE-TRANSITION
    4. case001
    Show exact test source
    Sources and references
    Complete stable ID
    PTO-AVS-ARCH-NUMERIC-STATUS-001
    Path
    tests/asl/arch/state/numeric-status/arch-state-numeric-status-001.asl
    Kind / role
    state-transition
    Requirements
    PTO-NUMERIC-STATUS-STICKY-001
    Pass condition
    new flags are ORed into CORE_STATE without clearing an existing flag
    SHA-256
    73c82a0e416a7635964e18f0b52a0330df6edcb3292f9eb65937b9ace7d9948d
    Open exact source ↗ for PTO-AVS-ARCH-NUMERIC-STATUS-001
  • PTO-ARCH-STATE-NUMERIC-STATUS compiles as an independent normative unit
    1. surfaceARCH
    2. ownerPTO-ARCH-STATE-NUMERIC-STATUS
    3. categorySTATIC-INVARIANT
    4. case001
    Show exact test source
    Sources and references
    Complete stable ID
    PTO-AVS-ARCH-STATE-NUMERIC-STATUS-STATIC-001
    Path
    tests/asl/arch/state/numeric-status/arch-static-numeric-status-contract-001.asl
    Kind / role
    static-invariant
    Requirements
    PTO-NUMERIC-STATUS-STICKY-001
    Pass condition
    the complete model and this unit's static invariant compile
    SHA-256
    98f5b7e8fe831e27ddfd019b142755a3675e04ff9fe7224a881f3f5d28eca221
    Open exact source ↗ for PTO-AVS-ARCH-STATE-NUMERIC-STATUS-STATIC-001
Commit-scoped evidence5
  • spec/evidence/release-traceability-readiness.json · closedPTO-EVIDENCE-RELEASE-TRACEABILITY
    Sources and references
    Complete stable ID
    PTO-EVIDENCE-RELEASE-TRACEABILITY
    Path
    spec/evidence/release-traceability-readiness.json
    Kind / role
    ASL/NDF/documentation/AVS traceability
    SHA-256
    c7327021d39dc67ac5564bc55073b3870a397d79ac8d9648284d56e33bc14a3e
    Open exact source ↗ for PTO-EVIDENCE-RELEASE-TRACEABILITY
  • spec/evidence/instruction-contract-closure.json · closedPTO-EVIDENCE-INSTRUCTION-CONTRACT-CLOSURE
    Sources and references
    Complete stable ID
    PTO-EVIDENCE-INSTRUCTION-CONTRACT-CLOSURE
    Path
    spec/evidence/instruction-contract-closure.json
    Kind / role
    mnemonic and encoding contract closure
    SHA-256
    3ef2bb62421c79dff8fa77a1c7983923b523244b8090812883ef81286ca8106a
    Open exact source ↗ for PTO-EVIDENCE-INSTRUCTION-CONTRACT-CLOSURE
  • spec/evidence/architecture-readiness.json · openPTO-EVIDENCE-ARCHITECTURE-READINESS
    Sources and references
    Complete stable ID
    PTO-EVIDENCE-ARCHITECTURE-READINESS
    Path
    spec/evidence/architecture-readiness.json
    Kind / role
    architecture maturity and blockers
    SHA-256
    4b0b85199101251bea744e0f3591cc31906909dc80d5ab651c417a936036a004
    Open exact source ↗ for PTO-EVIDENCE-ARCHITECTURE-READINESS
  • spec/evidence/release-gate-readiness.json · ready-for-exact-head-verificationPTO-EVIDENCE-RELEASE-GATE-READINESS
    Sources and references
    Complete stable ID
    PTO-EVIDENCE-RELEASE-GATE-READINESS
    Path
    spec/evidence/release-gate-readiness.json
    Kind / role
    exact-head gate readiness
    SHA-256
    a0f4d2b6920c08981ea55fd8ef820708a40d4feb5402c5150e8e9ab532d84ce0
    Open exact source ↗ for PTO-EVIDENCE-RELEASE-GATE-READINESS
  • spec/release-manifest.json · draftPTO-EVIDENCE-RELEASE-MANIFEST
    Sources and references
    Complete stable ID
    PTO-EVIDENCE-RELEASE-MANIFEST
    Path
    spec/release-manifest.json
    Kind / role
    release content and encoding fingerprints
    SHA-256
    1a64c109ed7a90351c41e2a418b3c0ebaf8ad975838986d2101385186b85c0d8
    Open exact source ↗ for PTO-EVIDENCE-RELEASE-MANIFEST
Decision history1
  • Scalar numeric flag state and producer ownership · accepted
    1. decision recordADR
    2. case0038

    Decision record

    Loading ADR-0038…

    Sources and references
    Complete stable ID
    ADR-0038
    Path
    docs/status/decisions/0038-scalar-numeric-flag-state-and-ownership.md
    Affected units
    PTO-ARCH-STATE-NUMERIC-STATUS, PTO-ARCH-SYSTEM-REGISTERS-ADDRESSING, PTO-SCALAR-FABS, PTO-SCALAR-FADD, PTO-SCALAR-FCVT, PTO-SCALAR-FCVTA, PTO-SCALAR-FCVTM, PTO-SCALAR-FCVTN, PTO-SCALAR-FCVTP, PTO-SCALAR-FCVTZ, PTO-SCALAR-FDIV, PTO-SCALAR-FEQ, PTO-SCALAR-FEQS, PTO-SCALAR-FEXP, PTO-SCALAR-FGE, PTO-SCALAR-FGES, PTO-SCALAR-FLT, PTO-SCALAR-FLTS, PTO-SCALAR-FMADD, PTO-SCALAR-FMAX, PTO-SCALAR-FMIN, PTO-SCALAR-FMSUB, PTO-SCALAR-FMUL, PTO-SCALAR-FNE, PTO-SCALAR-FNES, PTO-SCALAR-FNMADD, PTO-SCALAR-FNMSUB, PTO-SCALAR-FRECIP, PTO-SCALAR-FSQRT, PTO-SCALAR-FSUB, PTO-SCALAR-SCVTF, PTO-SCALAR-UCVTF
    Affected NDF
    PTO-FABS-DECISION-BINDING-001, PTO-FCVTA-DECISION-BINDING-001, PTO-FCVTM-DECISION-BINDING-001, PTO-FCVTN-DECISION-BINDING-001, PTO-FCVTP-DECISION-BINDING-001, PTO-FCVTZ-DECISION-BINDING-001, PTO-FMAX-DECISION-BINDING-001, PTO-FMIN-DECISION-BINDING-001, PTO-FNE-DECISION-BINDING-001, PTO-FNES-DECISION-BINDING-001, PTO-NUMERIC-STATUS-STICKY-001, PTO-SCVTF-DECISION-BINDING-001, PTO-UCVTF-DECISION-BINDING-001
    SHA-256
    eac15c3bee955bb92833482b9af8b9f149fe17c13138e6f2b22f0ed1cf40fc07
    Open exact decision source ↗ for ADR-0038
Show canonical path and hashes

asl/arch/state/numeric-status.asl:2

Source SHA-256: 3d3fe1709c7e2903bca96d50e9671a6a484c442ff08ce4a8340168cdb38ac6d9

Clause SHA-256: 726594cdc2b4175fe94b32f63471549fab32de6dcf2cf0272ecf2845684ffb77