mirror of
https://github.com/libretro/ppsspp.git
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115 lines
3.6 KiB
C++
115 lines
3.6 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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// UnitTests
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//
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// This is a program to directly test various functions, without going
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// through a PSP. Especially useful for things like opcode emitters,
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// hashes, and various data conversion utility function.
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//
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// TODO: Make a test of nice unittest asserts and count successes etc.
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// Or just integrate with an existing testing framework.
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#include <cstdio>
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#include <cstdlib>
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#include <cmath>
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#include <string>
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#include "base/NativeApp.h"
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#include "Common/ArmEmitter.h"
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#include "ext/disarm.h"
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#include "math/math_util.h"
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#define EXPECT_TRUE(a) if (!(a)) { printf(__FUNCTION__ ":%i: Test Fail\n", __LINE__); return false; }
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#define EXPECT_FALSE(a) if ((a)) { printf(__FUNCTION__ ":%i: Test Fail\n", __LINE__); return false; }
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#define EXPECT_EQ_FLOAT(a, b) if ((a) != (b)) { printf(__FUNCTION__ ":" __LINE__ ": Test Fail\n%f\nvs\n%f\n", a, b); return false; }
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#define EXPECT_EQ_STR(a, b) if (a != b) { printf(__FUNCTION__ ": Test Fail\n%s\nvs\n%s\n", a.c_str(), b.c_str()); return false; }
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#define RET(a) if (!(a)) { return false; }
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std::string System_GetProperty(SystemProperty prop) { return ""; }
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bool CheckLast(ArmGen::ARMXEmitter &emit, const char *comp) {
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u32 instr;
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memcpy(&instr, emit.GetCodePtr() - 4, 4);
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char disasm[512];
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ArmDis(0, instr, disasm);
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EXPECT_EQ_STR(std::string(disasm), std::string(comp));
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return true;
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}
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bool TestArmEmitter() {
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using namespace ArmGen;
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u32 code[512];
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ARMXEmitter emitter((u8 *)code);
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emitter.LDR(R3, R7);
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RET(CheckLast(emitter, "e5973000 LDR r3, [r7, #0]"));
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emitter.VLDR(S3, R8, 48);
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RET(CheckLast(emitter, "edd81a0c VLDR s3, [r8, #48]"));
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emitter.VSTR(S5, R12, -36);
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RET(CheckLast(emitter, "ed4c2a09 VSTR s5, [r12, #-36]"));
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emitter.VADD(S1, S2, S3);
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RET(CheckLast(emitter, "ee710a21 VADD s1, s2, s3"));
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emitter.VMUL(S7, S8, S9);
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RET(CheckLast(emitter, "ee643a24 VMUL s7, s8, s9"));
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emitter.VMLA(S7, S8, S9);
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RET(CheckLast(emitter, "ee443a24 VMLA s7, s8, s9"));
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emitter.VNMLA(S7, S8, S9);
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RET(CheckLast(emitter, "ee543a64 VNMLA s7, s8, s9"));
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emitter.VABS(S1, S2);
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RET(CheckLast(emitter, "eef00ac1 VABS s1, s2"));
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emitter.VSQRT(S1, S2);
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RET(CheckLast(emitter, "eef10ac1 VSQRT s1, s2"));
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emitter.VDIV(S1, S2, S3);
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RET(CheckLast(emitter, "eec10a21 VDIV s1, s2, s3"));
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emitter.VMRS(R1);
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RET(CheckLast(emitter, "eef11a10 VMRS r1"));
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emitter.VMSR(R7);
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RET(CheckLast(emitter, "eee17a10 VMSR r7"));
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emitter.VMRS_APSR();
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RET(CheckLast(emitter, "eef1fa10 VMRS APSR"));
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emitter.VCVT(S0, S1, TO_INT | IS_SIGNED);
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RET(CheckLast(emitter, "eebd0a60 VCVT ..."));
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// WTF?
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//emitter.VSUB(S4, S5, S6);
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//RET(CheckLast(emitter, "ee322ac3 VSUB s4, s5, s6"));
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emitter.VMOV(S3, S6);
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RET(CheckLast(emitter, "eef01a43 VMOV s3, s6"));
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return true;
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}
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bool TestMathUtil() {
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EXPECT_FALSE(my_isinf(1.0));
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volatile float zero = 0.0f;
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EXPECT_TRUE(my_isinf(1.0f/zero));
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EXPECT_FALSE(my_isnan(1.0f/zero));
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return true;
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}
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int main(int argc, const char *argv[])
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{
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TestArmEmitter();
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TestMathUtil();
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return 0;
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} |