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59 lines
2.5 KiB
Matlab
59 lines
2.5 KiB
Matlab
% AVM ISA v1 — Octave/MATLAB Test Harness
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% Run with: cd octave && octave --no-gui test_avm.m
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function test_avm()
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test_basic_add();
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test_div();
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test_saturation();
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test_locals();
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fprintf(stdout, "\nAll Octave tests passed.\n");
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end
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function test_basic_add()
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QS = AVM.Q16_SCALE;
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prog{1} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(5*QS), 'arg2', false);
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prog{2} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(3*QS), 'arg2', false);
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prog{3} = struct('op', AVM.OP_PRIM, 'arg', int32(AVM.PRIM_ADD_Q16), 'arg2', false);
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prog{4} = struct('op', AVM.OP_HALT, 'arg', int32(0), 'arg2', false);
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s = AVM.run(AVM.init_state(0), prog, 100);
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if s.stack{1}.i == 8*QS; fprintf(stdout, " ✅ basic_add: 5+3=8\n");
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else; fprintf(stdout, " ❌ basic_add\n"); end
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end
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function test_div()
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QS = AVM.Q16_SCALE;
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prog{1} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(3*QS), 'arg2', false);
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prog{2} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(5*QS), 'arg2', false);
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prog{3} = struct('op', AVM.OP_PRIM, 'arg', int32(AVM.PRIM_DIV_Q16), 'arg2', false);
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prog{4} = struct('op', AVM.OP_HALT, 'arg', int32(0), 'arg2', false);
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s = AVM.run(AVM.init_state(0), prog, 100);
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expected = int32(idivide(int32(3)*int32(QS), int32(5), 'floor'));
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if s.stack{1}.i == expected; fprintf(stdout, " ✅ div_q16: 3/5\n");
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else; fprintf(stdout, " ❌ div_q16\n"); end
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end
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function test_saturation()
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QS = AVM.Q16_SCALE;
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prog{1} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(AVM.AVM_CLAMP_MAX - 1), 'arg2', false);
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prog{2} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(2), 'arg2', false);
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prog{3} = struct('op', AVM.OP_PRIM, 'arg', int32(AVM.PRIM_ADD_Q16), 'arg2', false);
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prog{4} = struct('op', AVM.OP_HALT, 'arg', int32(0), 'arg2', false);
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s = AVM.run(AVM.init_state(0), prog, 100);
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if s.stack{1}.i == AVM.AVM_CLAMP_MAX; fprintf(stdout, " ✅ saturation\n");
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else; fprintf(stdout, " ❌ saturation\n"); end
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end
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function test_locals()
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QS = AVM.Q16_SCALE;
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prog{1} = struct('op', AVM.OP_PUSH_Q16, 'arg', int32(42*QS), 'arg2', false);
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prog{2} = struct('op', AVM.OP_STORE, 'arg', int32(0), 'arg2', false);
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prog{3} = struct('op', AVM.OP_LOAD, 'arg', int32(0), 'arg2', false);
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prog{4} = struct('op', AVM.OP_HALT, 'arg', int32(0), 'arg2', false);
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s = AVM.run(AVM.init_state(1), prog, 100);
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if s.stack{1}.i == 42*QS; fprintf(stdout, " ✅ locals: store+load\n");
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else; fprintf(stdout, " ❌ locals\n"); end
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end
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fprintf(stdout, "AVM Octave Port — Test Harness\n");
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fprintf(stdout, "===============================\n");
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test_avm();
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