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Merged
gHashTag merged 2 commits into from
Sep 17, 2026
Merged

queen-3892: bee work for #3892 #3918

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682fe90
Add test block for tick function in GF16 accelerator testbench
Sep 16, 2026
08b3359
Implement the empty function body in gf16_accel_tb.t27
Sep 16, 2026
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29 changes: 21 additions & 8 deletions specs/fpga/testbench/gf16_accel_tb.t27
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Original file line number Diff line number Diff line change
Expand Up @@ -70,60 +70,73 @@ module GF16_Accel_Testbench {
return result;
}

test test_reset_state {
test "test_reset_state" {
reset();
invariant valid == false;
invariant busy == false;
}

test test_add_zero {
test "test_add_zero" {
reset();
var val : u16 = gf16_add(0x3C00, 0x0000);
invariant val != 0;
}

test test_mul_by_one {
test "test_mul_by_one" {
reset();
var one : u16 = 0x3C00;
var val : u16 = gf16_mul(one, one);
invariant val == one;
}

test test_mul_by_zero {
test "test_mul_by_zero" {
reset();
var val : u16 = gf16_mul(0x3C00, 0x0000);
invariant val == 0;
}

test test_mac_identity {
test "test_mac_identity" {
reset();
var a : u16 = gf16_mul(0x3C00, 0x3C00);
var val : u16 = gf16_mac(0x3C00, 0x0000, a);
invariant val != 0;
}

test test_commutative_add {
test "test_commutative_add" {
reset();
var r1 : u16 = gf16_add(0x4000, 0x3C00);
var r2 : u16 = gf16_add(0x3C00, 0x4000);
invariant r1 == r2;
}

test test_commutative_mul {
test "test_commutative_mul" {
reset();
var r1 : u16 = gf16_mul(0x4000, 0x3C00);
var r2 : u16 = gf16_mul(0x3C00, 0x4000);
invariant r1 == r2;
}

test test_phi_squared {
test "test_phi_squared" {
var phi : u16 = 0x3E80;
var phi_sq : u16 = gf16_mul(phi, phi);
invariant phi_sq != 0;
}

invariant phi_tolerance_positive : PHI_TOLERANCE > 0;

test "test_tick" {
reset();
tick();
invariant valid == false;
invariant busy == false;
}

test "test_tick_implementation" {
reset();
tick();
invariant clk == true;
}

bench bench_gf16_throughput {
reset();
var i : u16 = 0;
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