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unit::alu_branch: implement for LogicalFlagsMOp
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Jacob Lifshay 2026-05-25 23:23:39 -07:00
parent 99c019431b
commit b25448a275
Signed by: programmerjake
SSH key fingerprint: SHA256:HnFTLGpSm4Q4Fj502oCFisjZSoakwEuTsJJMSke63RQ
5 changed files with 34028 additions and 8 deletions
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11
crates/cpu/src/unit/alu_branch.rs
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@ -245,14 +245,12 @@ fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
#[hdl] #[hdl]
fn logical_flags<C: PhantomConstCpuConfig>( fn logical_flags<C: PhantomConstCpuConfig>(
global_state: Expr<GlobalState>, global_state: Expr<GlobalState>,
pc: Expr<UInt<64>>,
mop: Expr<LogicalFlagsMOp<PRegNum<C>, PRegNum<C>>>, mop: Expr<LogicalFlagsMOp<PRegNum<C>, PRegNum<C>>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>, src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> { ) -> Expr<TraceAsString<PRegValue>> {
#[hdl] #[hdl]
let GlobalState { flags_mode } = global_state; let GlobalState { flags_mode: _ } = global_state;
// TODO: finish LogicalFlagsMOp::operation(mop, src_values.map(|v| *v)).to_trace_as_string()
PRegValue::zeroed().to_trace_as_string()
} }
#[hdl] #[hdl]
@ -896,10 +894,7 @@ pub fn alu_branch(config: PhantomConst<CpuConfig>, unit_index: usize) {
); );
} }
AluBranchMOp::<_, _>::LogicalFlags(mop) => { AluBranchMOp::<_, _>::LogicalFlags(mop) => {
connect( connect(dest_value, logical_flags(global_state, mop, src_values));
dest_value,
logical_flags(global_state, mop_instance.pc, mop, src_values),
);
} }
AluBranchMOp::<_, _>::Logical(mop) => { AluBranchMOp::<_, _>::Logical(mop) => {
connect( connect(

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