programmerjake/cpu
1
0
Fork 0
forked from libre-chip/cpu
Code Pull requests Activity

unit::alu_branch: convert *MOp functions to hdl_module

Browse source
This commit is contained in:
Jacob Lifshay 2026-05-26 20:10:41 -07:00
parent 42056ce6b5
commit a3898e8c13
Signed by: programmerjake
SSH key fingerprint: SHA256:HnFTLGpSm4Q4Fj502oCFisjZSoakwEuTsJJMSke63RQ
5 changed files with 155663 additions and 115637 deletions
Download patch file Download diff file Expand all files Collapse all files

494
crates/cpu/src/unit/alu_branch.rs
View file

@ -26,13 +26,20 @@ use fayalite::{
};
use std::{collections::HashMap, ops::RangeTo};
#[hdl]
fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
global_state: Expr<GlobalState>,
pc: Expr<UInt<64>>,
mop: Expr<AddSubMOp<PRegNum<C>, PRegNum<C>, SrcCount>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> {
#[hdl_module]
fn add_sub<C: Type + PhantomConstCpuConfig, SrcCount: KnownSize>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let pc: UInt<64> = m.input();
#[hdl]
let mop: TraceAsString<AddSubMOp<PRegNum<C>, PRegNum<C>, SrcCount>> =
m.input(TraceAsString[AddSubMOp[PRegNum[config]][PRegNum[config]][SrcCount::SIZE]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let GlobalState { flags_mode } = global_state;
#[hdl]
@ -42,7 +49,7 @@ fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
src1_is_carry_in,
invert_carry_in,
add_pc,
} = mop;
} = *mop;
#[hdl]
let AluCommonMOp::<_, _, _, _> {
common,
@ -111,8 +118,7 @@ fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
},
));
#[hdl]
let int_fp: UInt<64> = wire();
let int_fp = output.int_fp;
#[hdl]
let x86_cf = wire();
@ -201,12 +207,10 @@ fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
}
}
#[hdl]
let flags = wire();
#[hdl]
match flags_mode {
FlagsMode::PowerISA(_) => {
connect(
flags,
output.flags,
PRegFlagsPowerISA::from_view(PRegFlagsPowerISAView {
unused: ViewUnused::splat(false.to_expr()),
xer_ca: pwr_ca,
@ -222,7 +226,7 @@ fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
}
FlagsMode::X86(_) => {
connect(
flags,
output.flags,
PRegFlagsX86::from_view(PRegFlagsX86View {
unused: ViewUnused::splat(false.to_expr()),
cf: x86_cf,
@ -237,32 +241,44 @@ fn add_sub<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
);
}
}
let retval = #[hdl]
PRegValue { int_fp, flags };
retval.to_trace_as_string()
}
#[hdl]
fn logical_flags<C: PhantomConstCpuConfig>(
global_state: Expr<GlobalState>,
mop: Expr<LogicalFlagsMOp<PRegNum<C>, PRegNum<C>>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> {
#[hdl_module]
fn logical_flags<C: Type + PhantomConstCpuConfig>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let mop: TraceAsString<LogicalFlagsMOp<PRegNum<C>, PRegNum<C>>> =
m.input(TraceAsString[LogicalFlagsMOp[PRegNum[config]][PRegNum[config]]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let GlobalState { flags_mode: _ } = global_state;
LogicalFlagsMOp::operation(mop, src_values.map(|v| *v)).to_trace_as_string()
connect(
output,
LogicalFlagsMOp::operation(*mop, src_values.map(|v| *v)).to_trace_as_string(),
);
}
#[hdl]
fn logical<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
global_state: Expr<GlobalState>,
mop: Expr<LogicalMOp<PRegNum<C>, PRegNum<C>, SrcCount>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> {
#[hdl_module]
fn logical<C: Type + PhantomConstCpuConfig, SrcCount: KnownSize>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let mop: TraceAsString<LogicalMOp<PRegNum<C>, PRegNum<C>, SrcCount>> =
m.input(TraceAsString[LogicalMOp[PRegNum[config]][PRegNum[config]][SrcCount::SIZE]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let GlobalState { flags_mode } = global_state;
#[hdl]
let LogicalMOp::<_, _, _> { alu_common, lut } = mop;
let LogicalMOp::<_, _, _> { alu_common, lut } = *mop;
#[hdl]
let AluCommonMOp::<_, _, _, _> {
common,
@ -287,8 +303,6 @@ fn logical<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
let lut4_output = wire();
connect(lut4_output, Lut4::output(lut, lhs.int_fp, rhs.int_fp));
#[hdl]
let logical_result: TraceAsString<PRegValue> = wire();
#[hdl]
let x86_sf = wire();
#[hdl]
match flags_mode {
@ -303,13 +317,13 @@ fn logical<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
cr_gt,
cr_eq,
so,
} = PRegFlags::view::<PRegFlagsPowerISA>(logical_result.flags);
} = PRegFlags::view::<PRegFlagsPowerISA>(output.flags);
unused.clear();
connect(xer_ca, false);
connect(xer_ca32, false);
connect(xer_ov, false);
connect(xer_ov32, false);
let signed_result = logical_result.int_fp.cast_to_static::<SInt<64>>();
let signed_result = output.int_fp.cast_to_static::<SInt<64>>();
connect(cr_lt, signed_result.cmp_lt(0i64));
connect(cr_eq, signed_result.cmp_eq(0i64));
connect(cr_gt, !(cr_lt | cr_eq));
@ -325,29 +339,29 @@ fn logical<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
af,
pf,
df,
} = PRegFlags::view::<PRegFlagsX86>(logical_result.flags);
} = PRegFlags::view::<PRegFlagsX86>(output.flags);
unused.clear();
connect(cf, false);
connect(zf, logical_result.int_fp.cmp_eq(0u64));
connect(zf, output.int_fp.cmp_eq(0u64));
connect(sf, x86_sf);
connect(of, false);
connect(af, false);
connect(pf, logical_result.int_fp[..8].parity_even());
connect(pf, output.int_fp[..8].parity_even());
connect(df, false);
}
}
let connect_output = |width, signed| {
connect(x86_sf, logical_result.int_fp[width - 1]);
connect(x86_sf, output.int_fp[width - 1]);
if signed {
connect(
logical_result.int_fp,
output.int_fp,
lut4_output
.cast_to(SInt[width])
.cast_to_static::<UInt<64>>(),
);
} else {
connect(
logical_result.int_fp,
output.int_fp,
lut4_output
.cast_to(UInt[width])
.cast_to_static::<UInt<64>>(),
@ -358,9 +372,9 @@ fn logical<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
match output_integer_mode {
OutputIntegerMode::Full64 => connect_output(64, false),
OutputIntegerMode::DupLow32 => {
connect(x86_sf, logical_result.int_fp[31]);
connect(x86_sf, output.int_fp[31]);
let v = lut4_output.cast_to_static::<UInt<32>>();
connect_any(logical_result.int_fp, v | (v << 32));
connect_any(output.int_fp, v | (v << 32));
}
OutputIntegerMode::ZeroExt32 => connect_output(32, false),
OutputIntegerMode::SignExt32 => connect_output(32, true),
@ -369,7 +383,6 @@ fn logical<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
OutputIntegerMode::ZeroExt8 => connect_output(8, false),
OutputIntegerMode::SignExt8 => connect_output(8, true),
}
logical_result
}
#[hdl]
@ -438,16 +451,22 @@ fn funnel_shift<W: Size, A: Size>(
funnel_shift_retval
}
#[hdl]
fn shift_rotate<C: PhantomConstCpuConfig>(
global_state: Expr<GlobalState>,
mop: Expr<ShiftRotateMOp<PRegNum<C>, PRegNum<C>>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> {
#[hdl_module]
fn shift_rotate<C: Type + PhantomConstCpuConfig>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let mop: TraceAsString<ShiftRotateMOp<PRegNum<C>, PRegNum<C>>> =
m.input(TraceAsString[ShiftRotateMOp[PRegNum[config]][PRegNum[config]]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let GlobalState { flags_mode } = global_state;
#[hdl]
let ShiftRotateMOp::<_, _> { alu_common, mode } = mop;
let ShiftRotateMOp::<_, _> { alu_common, mode } = *mop;
#[hdl]
let AluCommonMOp::<_, _, _, _> {
common,
@ -561,8 +580,7 @@ fn shift_rotate<C: PhantomConstCpuConfig>(
} else {
connect(masked, shifted_rotated);
}
#[hdl]
let int_fp: UInt<64> = wire();
let int_fp = output.int_fp;
fn connect_int_fp_cast<T: IntType + StaticType>(int_fp: Expr<UInt<64>>, masked: Expr<UInt<64>>)
where
UInt<64>: CastToImpl<T>,
@ -587,27 +605,28 @@ fn shift_rotate<C: PhantomConstCpuConfig>(
OutputIntegerMode::ZeroExt8 => connect_int_fp_cast::<UInt<8>>(int_fp, masked),
OutputIntegerMode::SignExt8 => connect_int_fp_cast::<SInt<8>>(int_fp, masked),
}
let retval = #[hdl]
PRegValue {
int_fp,
flags: PRegFlags::zeroed(), // TODO: compute flags
};
retval.into_trace_as_string()
connect(output.flags, PRegFlags::zeroed()); // TODO: compute flags
}
#[hdl]
fn compare<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
global_state: Expr<GlobalState>,
mop: Expr<CompareMOp<PRegNum<C>, PRegNum<C>, SrcCount>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> {
#[hdl_module]
fn compare<C: Type + PhantomConstCpuConfig, SrcCount: KnownSize>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let mop: TraceAsString<CompareMOp<PRegNum<C>, PRegNum<C>, SrcCount>> =
m.input(TraceAsString[CompareMOp[PRegNum[config]][PRegNum[config]][SrcCount::SIZE]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let GlobalState { flags_mode } = global_state;
#[hdl]
let CompareMOp::<_, _, _> {
common,
compare_mode,
} = mop;
} = *mop;
let config = common.dest.unit_num.config.ty();
let (lhs, rhs) = match SrcCount::VALUE {
1 => (
@ -624,9 +643,7 @@ fn compare<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
2 => (src_values[0], src_values[1]),
_ => todo!(),
};
#[hdl]
let compare_result = wire();
connect(compare_result, PRegValue::zeroed().to_trace_as_string());
connect(output, PRegValue::zeroed().to_trace_as_string());
#[hdl]
let lhs_casted: SInt<65> = wire();
@ -640,25 +657,37 @@ fn compare<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
#[hdl]
let x86_flags = wire();
let zero_reg = PRegNum[config].const_zero();
#[hdl]
let add_sub_for_flags = instance(add_sub(config));
#[hdl]
let add_sub::<_, _> {
global_state: add_sub_for_flags_global_state,
pc: add_sub_for_flags_pc,
mop: add_sub_for_flags_mop,
src_values: add_sub_for_flags_src_values,
output: add_sub_for_flags_output,
} = add_sub_for_flags;
connect(add_sub_for_flags_global_state, global_state);
connect(add_sub_for_flags_pc, 0u64);
connect(
x86_flags,
add_sub(
global_state,
0u64.to_expr(),
AddSubMOp::add_sub_i(
zero_reg,
repeat(zero_reg, ConstUsize),
0.cast_to_static::<SInt<_>>(),
x86_sub_mode,
true,
false,
true,
false,
),
[rhs, lhs, PRegValue::zeroed().to_trace_as_string()].to_expr(),
)
.flags,
*add_sub_for_flags_mop,
AddSubMOp::add_sub_i(
zero_reg,
repeat(zero_reg, ConstUsize),
0.cast_to_static::<SInt<_>>(),
x86_sub_mode,
true,
false,
true,
false,
),
);
connect(
add_sub_for_flags_src_values,
[rhs, lhs, PRegValue::zeroed().to_trace_as_string()],
);
connect(x86_flags, add_sub_for_flags_output.flags);
#[hdl]
let power_isa_flags = wire();
@ -690,8 +719,8 @@ fn compare<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
connect(rhs_casted, do_cast(rhs.int_fp));
#[hdl]
match flags_mode {
FlagsMode::PowerISA(_) => connect(compare_result.flags, power_isa_flags),
FlagsMode::X86(_) => connect(compare_result.flags, x86_flags),
FlagsMode::PowerISA(_) => connect(output.flags, power_isa_flags),
FlagsMode::X86(_) => connect(output.flags, x86_flags),
}
};
@ -717,24 +746,31 @@ fn compare<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
// TODO
}
}
compare_result
}
#[hdl]
fn branch<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
global_state: Expr<GlobalState>,
pc: Expr<UInt<64>>,
fallthrough_pc: Expr<UInt<64>>,
predicted_next_pc: Expr<UInt<64>>,
mop: Expr<BranchMOp<PRegNum<C>, PRegNum<C>, SrcCount>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
config: C,
) -> (
Expr<TraceAsString<PRegValue>>,
Expr<NextPcPredictorOp<C>>,
Expr<HdlOption<UnitCausedCancel<C>>>,
) {
#[hdl_module]
fn branch<C: Type + PhantomConstCpuConfig, SrcCount: KnownSize>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let pc: UInt<64> = m.input();
#[hdl]
let fallthrough_pc: UInt<64> = m.input();
#[hdl]
let predicted_next_pc: UInt<64> = m.input();
#[hdl]
let mop: TraceAsString<BranchMOp<PRegNum<C>, PRegNum<C>, SrcCount>> =
m.input(TraceAsString[BranchMOp[PRegNum[config]][PRegNum[config]][SrcCount::SIZE]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let predictor_op: NextPcPredictorOp<C> = m.output(NextPcPredictorOp[config]);
#[hdl]
let caused_cancel: HdlOption<UnitCausedCancel<C>> =
m.output(HdlOption[UnitCausedCancel[config]]);
#[hdl]
let GlobalState { flags_mode } = global_state;
#[hdl]
@ -746,7 +782,7 @@ fn branch<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
pc_relative,
is_call,
is_ret,
} = mop;
} = *mop;
#[hdl]
let CommonMOp::<_, _, _, _, _> {
prefix_pad: _,
@ -850,11 +886,9 @@ fn branch<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
connect(next_pc, fallthrough_pc);
};
#[hdl]
let cancel = wire(HdlOption[UnitCausedCancel[config]]);
#[hdl]
if next_pc.cmp_ne(predicted_next_pc) {
connect(
cancel,
caused_cancel,
HdlSome(
#[hdl]
UnitCausedCancel::<C> {
@ -865,13 +899,16 @@ fn branch<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
),
);
} else {
connect(cancel, cancel.ty().HdlNone());
};
let fallthrough_pc_value = #[hdl]
PRegValue {
int_fp: fallthrough_pc,
flags: PRegFlags::zeroed_sim(),
connect(caused_cancel, caused_cancel.ty().HdlNone());
};
connect(
*output,
#[hdl]
PRegValue {
int_fp: fallthrough_pc,
flags: PRegFlags::zeroed_sim(),
},
);
#[hdl]
let call_stack_op = wire();
#[hdl]
@ -890,29 +927,33 @@ fn branch<C: PhantomConstCpuConfig, SrcCount: KnownSize>(
} else {
connect(cond_br_taken_opt, HdlNone());
}
(
fallthrough_pc_value.into_trace_as_string(),
connect(
predictor_op,
#[hdl]
NextPcPredictorOp::<_> {
call_stack_op,
cond_br_taken: cond_br_taken_opt,
config,
},
cancel,
)
);
}
#[hdl]
fn read_special<C: PhantomConstCpuConfig>(
global_state: Expr<GlobalState>,
pc: Expr<UInt<64>>,
mop: Expr<ReadSpecialMOp<PRegNum<C>, PRegNum<C>>>,
src_values: Expr<Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }>>,
) -> Expr<TraceAsString<PRegValue>> {
#[hdl_module]
fn read_special<C: Type + PhantomConstCpuConfig>(config: C) {
#[hdl]
let global_state: GlobalState = m.input();
#[hdl]
let mop: TraceAsString<ReadSpecialMOp<PRegNum<C>, PRegNum<C>>> =
m.input(TraceAsString[ReadSpecialMOp[PRegNum[config]][PRegNum[config]]]);
#[hdl]
let src_values: Array<TraceAsString<PRegValue>, { COMMON_MOP_SRC_LEN }> = m.input();
#[hdl]
let output: TraceAsString<PRegValue> = m.output();
#[hdl]
let GlobalState { flags_mode } = global_state;
// TODO: finish
PRegValue::zeroed().to_trace_as_string()
connect(*output, PRegValue::zeroed());
}
#[hdl_module]
@ -975,68 +1016,193 @@ pub fn alu_branch(config: PhantomConst<CpuConfig>, unit_index: usize) {
#[hdl]
match mop {
AluBranchMOp::<_, _>::AddSub(mop) => {
connect(
dest_value,
add_sub(global_state, mop_instance.pc, mop, src_values),
);
#[hdl]
let add_sub = instance(add_sub(config));
#[hdl]
let add_sub::<_, _> {
global_state: global_state_,
pc,
mop: mop_,
src_values: src_values_,
output,
} = add_sub;
connect(global_state_, global_state);
connect(pc, mop_instance.pc);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::AddSubI(mop) => {
connect(
dest_value,
add_sub(global_state, mop_instance.pc, mop, src_values),
);
#[hdl]
let add_sub_i = instance(add_sub(config));
#[hdl]
let add_sub::<_, _> {
global_state: global_state_,
pc,
mop: mop_,
src_values: src_values_,
output,
} = add_sub_i;
connect(global_state_, global_state);
connect(pc, mop_instance.pc);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::LogicalFlags(mop) => {
connect(dest_value, logical_flags(global_state, mop, src_values));
#[hdl]
let logical_flags = instance(logical_flags(config));
#[hdl]
let logical_flags::<_> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = logical_flags;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::Logical(mop) => {
connect(dest_value, logical(global_state, mop, src_values));
#[hdl]
let logical = instance(logical(config));
#[hdl]
let logical::<_, _> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = logical;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::LogicalI(mop) => {
connect(dest_value, logical(global_state, mop, src_values));
#[hdl]
let logical_i = instance(logical(config));
#[hdl]
let logical::<_, _> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = logical_i;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::ShiftRotate(mop) => {
connect(dest_value, shift_rotate(global_state, mop, src_values));
#[hdl]
let shift_rotate = instance(shift_rotate(config));
#[hdl]
let shift_rotate::<_> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = shift_rotate;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::Compare(mop) => {
connect(dest_value, compare(global_state, mop, src_values));
#[hdl]
let compare = instance(compare(config));
#[hdl]
let compare::<_, _> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = compare;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::CompareI(mop) => {
connect(dest_value, compare(global_state, mop, src_values));
#[hdl]
let compare_i = instance(compare(config));
#[hdl]
let compare::<_, _> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = compare_i;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
AluBranchMOp::<_, _>::Branch(mop) => {
let (dest_value_, predictor_op_, caused_cancel_) = branch(
global_state,
mop_instance.pc,
fallthrough_pc,
mop_instance.predicted_next_pc,
mop,
src_values,
config,
);
connect(dest_value, dest_value_);
#[hdl]
let branch = instance(branch(config));
#[hdl]
let branch::<_, _> {
global_state: global_state_,
pc: pc_,
fallthrough_pc: fallthrough_pc_,
predicted_next_pc,
mop: mop_,
src_values: src_values_,
output,
predictor_op: predictor_op_,
caused_cancel: caused_cancel_,
} = branch;
connect(global_state_, global_state);
connect(pc_, mop_instance.pc);
connect(fallthrough_pc_, fallthrough_pc);
connect(predicted_next_pc, mop_instance.predicted_next_pc);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
connect(predictor_op, predictor_op_);
connect(caused_cancel, caused_cancel_);
}
AluBranchMOp::<_, _>::BranchI(mop) => {
let (dest_value_, predictor_op_, caused_cancel_) = branch(
global_state,
mop_instance.pc,
fallthrough_pc,
mop_instance.predicted_next_pc,
mop,
src_values,
config,
);
connect(dest_value, dest_value_);
#[hdl]
let branch_i = instance(branch(config));
#[hdl]
let branch::<_, _> {
global_state: global_state_,
pc: pc_,
fallthrough_pc: fallthrough_pc_,
predicted_next_pc,
mop: mop_,
src_values: src_values_,
output,
predictor_op: predictor_op_,
caused_cancel: caused_cancel_,
} = branch_i;
connect(global_state_, global_state);
connect(pc_, mop_instance.pc);
connect(fallthrough_pc_, fallthrough_pc);
connect(predicted_next_pc, mop_instance.predicted_next_pc);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
connect(predictor_op, predictor_op_);
connect(caused_cancel, caused_cancel_);
}
AluBranchMOp::<_, _>::ReadSpecial(mop) => {
connect(
dest_value,
read_special(global_state, mop_instance.pc, mop, src_values),
);
#[hdl]
let read_special = instance(read_special(config));
#[hdl]
let read_special::<_> {
global_state: global_state_,
mop: mop_,
src_values: src_values_,
output,
} = read_special;
connect(global_state_, global_state);
connect(*mop_, mop);
connect(src_values_, src_values);
connect(dest_value, output);
}
}
connect(

60927
crates/cpu/tests/expected/rename_execute_retire_fibonacci_real.vcd generated
View file

File diff suppressed because it is too large Load diff

83979
crates/cpu/tests/expected/rename_execute_retire_head_n1_real.vcd generated
View file

File diff suppressed because it is too large Load diff

62989
crates/cpu/tests/expected/rename_execute_retire_save_restore_gprs_real.vcd generated
View file

File diff suppressed because it is too large Load diff

62911
crates/cpu/tests/expected/rename_execute_retire_slow_loop_real.vcd generated
View file

File diff suppressed because it is too large Load diff