mirror of
https://github.com/verilator/verilator.git
synced 2025-01-07 15:17:36 +00:00
53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
// -*- mode: C++; c-file-style: "cc-mode" -*-
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#include <verilated.h>
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#include "Vt_math_imm2.h"
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QData MaskVal(int lbit, int hbit) {
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QData val;
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for (val = 0; lbit <= hbit; lbit++)
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val |= (1ULL << lbit);
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return val;
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}
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int main(int argc, char *argv[]) {
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Verilated::debug(0);
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Vt_math_imm2 *sim = new Vt_math_imm2;
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int lbit, hbit;
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int errs=0;
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for (lbit = 0; lbit < 32; lbit++) {
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for (hbit = lbit; hbit < 32; hbit++) {
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QData expected;
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sim->LowMaskSel_Bot = lbit;
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sim->LowMaskSel_Top = lbit;
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sim->HighMaskSel_Bot = hbit;
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sim->HighMaskSel_Top = hbit;
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sim->eval();
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expected = (MaskVal(sim->LowMaskSel_Top, sim->HighMaskSel_Top) << 32ULL)
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| MaskVal(sim->LowMaskSel_Bot, sim->HighMaskSel_Bot);
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if (sim->LogicImm != expected) {
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printf("%%Error: %d.%d,%d.%d -> %016" VL_PRI64 "x/%016" VL_PRI64 "x -> %016" VL_PRI64 "x (expected %016" VL_PRI64 "x)\n",
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sim->LowMaskSel_Top, sim->HighMaskSel_Top,
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sim->LowMaskSel_Bot, sim->HighMaskSel_Bot,
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sim->LowLogicImm, sim->HighLogicImm,
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sim->LogicImm, expected);
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errs=1;
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}
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}
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}
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if (errs) {
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vl_stop(__FILE__, __LINE__, "TOP-cpp");
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exit(10);
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} else {
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printf("*-* All Finished *-*\n");
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exit(0);
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}
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}
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