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jak-project/test/test_emitter.cpp

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#include "goalc/emitter/CodeTester.h"
#include "goalc/emitter/IGen.h"
#include "gtest/gtest.h"
using namespace emitter;
TEST(EmitterIntegerMath, add_gpr64_imm8s) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -1, INT32_MIN, INT32_MAX, INT64_MIN, INT64_MAX};
std::vector<s64> imms = {0, 1, -1, INT8_MIN, INT8_MAX};
// test the ones that aren't rsp
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto val : vals) {
for (auto imm : imms) {
auto expected = val + imm;
tester.clear();
tester.emit_push_all_gprs(true);
// move initial value to register
tester.emit(IGen::mov_gpr64_gpr64(i, tester.get_c_abi_arg_reg(0)));
// do the add
tester.emit(IGen::add_gpr64_imm8s(i, imm));
// move for return
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(val, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
tester.clear();
tester.emit(IGen::add_gpr64_imm8s(RSP, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 83 c4 0c");
}
TEST(EmitterIntegerMath, add_gpr64_imm32s) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -1, INT32_MIN, INT32_MAX, INT64_MIN, INT64_MAX};
std::vector<s64> imms = {0, 1, -1, INT8_MIN, INT8_MAX, INT32_MIN, INT32_MAX};
// test the ones that aren't rsp
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto val : vals) {
for (auto imm : imms) {
auto expected = val + imm;
tester.clear();
tester.emit_push_all_gprs(true);
// move initial value to register
tester.emit(IGen::mov_gpr64_gpr64(i, tester.get_c_abi_arg_reg(0)));
// do the add
tester.emit(IGen::add_gpr64_imm32s(i, imm));
// move for return
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(val, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
tester.clear();
tester.emit(IGen::add_gpr64_imm32s(RSP, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 81 c4 0c 00 00 00");
}
TEST(EmitterIntegerMath, sub_gpr64_imm8s) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -1, INT32_MIN, INT32_MAX, INT64_MIN, INT64_MAX};
std::vector<s64> imms = {0, 1, -1, INT8_MIN, INT8_MAX};
// test the ones that aren't rsp
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto val : vals) {
for (auto imm : imms) {
auto expected = val - imm;
tester.clear();
tester.emit_push_all_gprs(true);
// move initial value to register
tester.emit(IGen::mov_gpr64_gpr64(i, tester.get_c_abi_arg_reg(0)));
// do the add
tester.emit(IGen::sub_gpr64_imm8s(i, imm));
// move for return
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(val, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
tester.clear();
tester.emit(IGen::sub_gpr64_imm8s(RSP, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 83 ec 0c");
}
TEST(EmitterIntegerMath, sub_gpr64_imm32s) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -1, INT32_MIN, INT32_MAX, INT64_MIN, INT64_MAX};
std::vector<s64> imms = {0, 1, -1, INT8_MIN, INT8_MAX, INT32_MIN, INT32_MAX};
// test the ones that aren't rsp
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto val : vals) {
for (auto imm : imms) {
auto expected = val - imm;
tester.clear();
tester.emit_push_all_gprs(true);
// move initial value to register
tester.emit(IGen::mov_gpr64_gpr64(i, tester.get_c_abi_arg_reg(0)));
// do the add
tester.emit(IGen::sub_gpr64_imm32s(i, imm));
// move for return
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(val, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
tester.clear();
tester.emit(IGen::sub_gpr64_imm32s(RSP, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 81 ec 0c 00 00 00");
}
TEST(EmitterIntegerMath, add_gpr64_gpr64) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (auto v1 : vals) {
for (auto v2 : vals) {
auto expected = v1 + v2;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v1));
tester.emit(IGen::mov_gpr64_u64(j, v2));
tester.emit(IGen::add_gpr64_gpr64(i, j));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterIntegerMath, sub_gpr64_gpr64) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (auto v1 : vals) {
for (auto v2 : vals) {
auto expected = v1 - v2;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v1));
tester.emit(IGen::mov_gpr64_u64(j, v2));
tester.emit(IGen::sub_gpr64_gpr64(i, j));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterIntegerMath, mul_gpr32_gpr32) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s32> vals = {
0, 1, -2, -20, 123123, INT32_MIN, INT32_MAX, INT32_MIN + 1, INT32_MAX - 1};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (auto v1 : vals) {
for (auto v2 : vals) {
// this is kind of weird behavior, but it's what the PS2 CPU does, I think.
// the lower 32-bits of the result are sign extended, even if this sign doesn't match
// the sign of the real product. This is true for both signed and unsigned multiply.
auto expected = ((s64(v1) * s64(v2)) << 32) >> 32;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, (s64)v1));
tester.emit(IGen::mov_gpr64_u64(j, (s64)v2));
tester.emit(IGen::imul_gpr32_gpr32(i, j));
tester.emit(IGen::movsx_r64_r32(RAX, i)); // weird PS2 sign extend.
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterIntegerMath, or_gpr64_gpr64) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (auto v1 : vals) {
for (auto v2 : vals) {
auto expected = v1 | v2;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v1));
tester.emit(IGen::mov_gpr64_u64(j, v2));
tester.emit(IGen::or_gpr64_gpr64(i, j));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterIntegerMath, and_gpr64_gpr64) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (auto v1 : vals) {
for (auto v2 : vals) {
auto expected = v1 & v2;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v1));
tester.emit(IGen::mov_gpr64_u64(j, v2));
tester.emit(IGen::and_gpr64_gpr64(i, j));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterIntegerMath, xor_gpr64_gpr64) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (auto v1 : vals) {
for (auto v2 : vals) {
auto expected = v1 ^ v2;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v1));
tester.emit(IGen::mov_gpr64_u64(j, v2));
tester.emit(IGen::xor_gpr64_gpr64(i, j));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterIntegerMath, not_gpr64) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto v1 : vals) {
auto expected = ~v1;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v1));
tester.emit(IGen::not_gpr64(i));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
TEST(EmitterIntegerMath, shl_gpr64_cl) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
std::vector<u8> sas = {0, 1, 23, 53, 64};
for (int i = 0; i < 16; i++) {
if (i == RSP || i == RCX) {
continue;
}
for (auto v : vals) {
for (auto sa : sas) {
auto expected = v << sa;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v));
tester.emit(IGen::mov_gpr64_u64(RCX, sa));
tester.emit(IGen::shl_gpr64_cl(i));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterIntegerMath, shr_gpr64_cl) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<u64> vals = {0, 1, u64(-2), u64(INT32_MIN), INT32_MAX, u64(INT64_MIN),
INT64_MAX, 117, 32, u64(-348473), 83747382};
std::vector<u8> sas = {0, 1, 23, 53, 64};
for (int i = 0; i < 16; i++) {
if (i == RSP || i == RCX) {
continue;
}
for (auto v : vals) {
for (auto sa : sas) {
auto expected = v >> sa;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v));
tester.emit(IGen::mov_gpr64_u64(RCX, sa));
tester.emit(IGen::shr_gpr64_cl(i));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterIntegerMath, sar_gpr64_cl) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
std::vector<u8> sas = {0, 1, 23, 53, 64};
for (int i = 0; i < 16; i++) {
if (i == RSP || i == RCX) {
continue;
}
for (auto v : vals) {
for (auto sa : sas) {
auto expected = v >> sa;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v));
tester.emit(IGen::mov_gpr64_u64(RCX, sa));
tester.emit(IGen::sar_gpr64_cl(i));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterIntegerMath, shl_gpr64_u8) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
std::vector<u8> sas = {0, 1, 23, 53, 64};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto v : vals) {
for (auto sa : sas) {
auto expected = v << sa;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v));
tester.emit(IGen::shl_gpr64_u8(i, sa));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterIntegerMath, shr_gpr64_u8) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<u64> vals = {0, 1, u64(-2), u64(INT32_MIN), INT32_MAX, u64(INT64_MIN),
INT64_MAX, 117, 32, u64(-348473), 83747382};
std::vector<u8> sas = {0, 1, 23, 53, 64};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto v : vals) {
for (auto sa : sas) {
auto expected = v >> sa;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v));
tester.emit(IGen::shr_gpr64_u8(i, sa));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterIntegerMath, sar_gpr64_u8) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<s64> vals = {0, 1, -2, INT32_MIN, INT32_MAX, INT64_MIN,
INT64_MAX, 117, 32, -348473, 83747382};
std::vector<u8> sas = {0, 1, 23, 53, 64};
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (auto v : vals) {
for (auto sa : sas) {
auto expected = v >> sa;
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, v));
tester.emit(IGen::sar_gpr64_u8(i, sa));
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute_ret<s64>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterIntegerMath, jumps) {
CodeTester tester;
tester.init_code_buffer(256);
std::vector<int> reads;
auto x = IGen::jmp_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::je_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jne_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jle_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jge_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jl_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jg_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jbe_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jae_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::jb_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
x = IGen::ja_32();
reads.push_back(tester.size() + x.offset_of_imm());
tester.emit(x);
for (auto off : reads) {
EXPECT_EQ(0, tester.read<s32>(off));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"E9000000000F84000000000F85000000000F8E000000000F8D000000000F8C000000000F8F000000000F86"
"000000000F83000000000F82000000000F8700000000");
}
TEST(EmitterIntegerMath, null) {
auto instr = IGen::null();
EXPECT_EQ(0, instr.emit(nullptr));
}
TEST(EmitterLoadsAndStores, load_constant_64_and_move_gpr_gpr_64) {
std::vector<u64> u64_constants = {0, UINT64_MAX, INT64_MAX, 7, 12};
// test we can load a 64-bit constant into all gprs, move it to any other gpr, and return it.
// rsp is skipping because that's the stack pointer and would prevent us from popping gprs after
CodeTester tester;
tester.init_code_buffer(256);
for (auto constant : u64_constants) {
for (int r1 = 0; r1 < 16; r1++) {
if (r1 == RSP) {
continue;
}
for (int r2 = 0; r2 < 16; r2++) {
if (r2 == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(r1, constant));
tester.emit(IGen::mov_gpr64_gpr64(r2, r1));
tester.emit(IGen::mov_gpr64_gpr64(RAX, r2));
tester.emit_pop_all_gprs(true);
tester.emit_return();
EXPECT_EQ(tester.execute(), constant);
}
}
}
}
TEST(EmitterLoadsAndStores, load_constant_32_unsigned) {
std::vector<u64> u64_constants = {0, UINT32_MAX, INT32_MAX, 7, 12};
// test loading 32-bit constants, with all upper 32-bits zero.
// this uses a different opcode than 64-bit loads.
CodeTester tester;
tester.init_code_buffer(256);
for (auto constant : u64_constants) {
for (int r1 = 0; r1 < 16; r1++) {
if (r1 == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(r1, UINT64_MAX));
tester.emit(IGen::mov_gpr64_u32(r1, constant));
tester.emit(IGen::mov_gpr64_gpr64(RAX, r1));
tester.emit_pop_all_gprs(true);
tester.emit_return();
EXPECT_EQ(tester.execute(), constant);
}
}
}
TEST(EmitterLoadsAndStores, load_constant_32_signed) {
std::vector<s32> s32_constants = {0, 1, INT32_MAX, INT32_MIN, 12, -1};
// test loading signed 32-bit constants. for values < 0 this will sign extend.
CodeTester tester;
tester.init_code_buffer(256);
for (auto constant : s32_constants) {
for (int r1 = 0; r1 < 16; r1++) {
if (r1 == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_s32(r1, constant));
tester.emit(IGen::mov_gpr64_gpr64(RAX, r1));
tester.emit_pop_all_gprs(true);
tester.emit_return();
EXPECT_EQ(tester.execute(), constant);
}
}
}
TEST(EmitterLoadsAndStores, load8s_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f be 04 1e");
tester.clear();
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64(R12, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 0f be 24 1e");
tester.clear();
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64(R12, R15, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4e 0f be 24 3e");
tester.clear();
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64(R12, R15, R14));
EXPECT_EQ(tester.dump_to_hex_string(), "4f 0f be 24 3e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u8 memory[8] = {0, 0, 0xfd, 0xfe, 0xff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 2, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 4, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 5, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load8s_gpr64_gpr64_gpr64_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f be 44 1e fd");
auto instr = IGen::load8s_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u8 memory[8] = {0, 0, 0xfd, 0xfe, 0xff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 3 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 2 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 5 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load8s_gpr64_gpr64_gpr64_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f be 84 1e fd ff ff ff");
auto instr = IGen::load8s_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u8 memory[8] = {0, 0, 0xfd, 0xfe, 0xff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 3 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 2 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 5 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load8u_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b6 04 1e");
tester.clear();
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64(R12, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 0f b6 24 1e");
tester.clear();
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64(R12, R15, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4e 0f b6 24 3e");
tester.clear();
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64(R12, R15, R14));
EXPECT_EQ(tester.dump_to_hex_string(), "4f 0f b6 24 3e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load8s_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u8 memory[8] = {0, 0, 0xfd, 0xfe, 0xff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 2, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 4, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 5, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load8u_gpr64_gpr64_gpr64_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b6 44 1e fd");
auto instr = IGen::load8u_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u8 memory[8] = {0, 0, 0xfd, 0xfe, 0xff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 3 + 3, 0, 0)), 0xfe);
EXPECT_EQ(s64(tester.execute((u64)memory, 2 + 3, 0, 0)), 0xfd);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), 0xff);
EXPECT_EQ(s64(tester.execute((u64)memory, 5 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load8u_gpr64_gpr64_gpr64_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b6 84 1e fd ff ff ff");
auto instr = IGen::load8u_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load8u_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u8 memory[8] = {0, 0, 0xfd, 0xfe, 0xff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 3 + 3, 0, 0)), 0xfe);
EXPECT_EQ(s64(tester.execute((u64)memory, 2 + 3, 0, 0)), 0xfd);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), 0xff);
EXPECT_EQ(s64(tester.execute((u64)memory, 5 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load16s_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f bf 04 1e");
tester.clear();
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64(R12, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 0f bf 24 1e");
tester.clear();
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64(R12, R15, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4e 0f bf 24 3e");
tester.clear();
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64(R12, R15, R14));
EXPECT_EQ(tester.dump_to_hex_string(), "4f 0f bf 24 3e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s16 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 6, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 4, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 8, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 10, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load16s_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f bf 44 1e fd");
auto instr = IGen::load16s_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u16 memory[8] = {0, 0, 0xfffd, 0xfffe, 0xffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 6 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 10 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load16s_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f bf 84 1e fd ff ff ff");
auto instr = IGen::load16s_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load16s_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u16 memory[8] = {0, 0, 0xfffd, 0xfffe, 0xffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 6 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 10 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load16u_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b7 04 1e");
tester.clear();
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64(R12, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 0f b7 24 1e");
tester.clear();
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64(R12, R15, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "4e 0f b7 24 3e");
tester.clear();
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64(R12, R15, R14));
EXPECT_EQ(tester.dump_to_hex_string(), "4f 0f b7 24 3e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s16 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 6, 0, 0)), 0xfffe);
EXPECT_EQ(s64(tester.execute((u64)memory, 4, 0, 0)), 0xfffd);
EXPECT_EQ(s64(tester.execute((u64)memory, 8, 0, 0)), 0xffff);
EXPECT_EQ(s64(tester.execute((u64)memory, 10, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load16u_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b7 44 1e fd");
auto instr = IGen::load16u_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u16 memory[8] = {0, 0, 0xfffd, 0xfffe, 0xffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 6 + 3, 0, 0)), 0xfffe);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), 0xfffd);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), 0xffff);
EXPECT_EQ(s64(tester.execute((u64)memory, 10 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load16u_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b7 84 1e fd ff ff ff");
auto instr = IGen::load16u_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load16u_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u16 memory[8] = {0, 0, 0xfffd, 0xfffe, 0xffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 6 + 3, 0, 0)), 0xfffe);
EXPECT_EQ(s64(tester.execute((u64)memory, 4 + 3, 0, 0)), 0xfffd);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), 0xffff);
EXPECT_EQ(s64(tester.execute((u64)memory, 10 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load32s_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load32s_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "48 63 04 1e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load32s_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s32 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 12, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 8, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 16, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 20, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load32s_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load32s_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 63 44 1e fd");
auto instr = IGen::load32s_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load32s_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u32 memory[8] = {0, 0, 0xfffffffd, 0xfffffffe, 0xffffffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 12 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 16 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 20 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load32s_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load32s_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 63 84 1e fd ff ff ff");
auto instr = IGen::load32s_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load32s_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u32 memory[8] = {0, 0, 0xfffffffd, 0xfffffffe, 0xffffffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 12 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 16 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 20 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load32u_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load32u_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "8b 04 1e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load32u_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s32 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 12, 0, 0)), 0xfffffffe);
EXPECT_EQ(s64(tester.execute((u64)memory, 8, 0, 0)), 0xfffffffd);
EXPECT_EQ(s64(tester.execute((u64)memory, 16, 0, 0)), 0xffffffff);
EXPECT_EQ(s64(tester.execute((u64)memory, 20, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load32u_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load32u_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "8b 44 1e fd");
auto instr = IGen::load32u_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load32u_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s32 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 12 + 3, 0, 0)), 0xfffffffe);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), 0xfffffffd);
EXPECT_EQ(s64(tester.execute((u64)memory, 16 + 3, 0, 0)), 0xffffffff);
EXPECT_EQ(s64(tester.execute((u64)memory, 20 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load32u_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load32u_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "8b 84 1e fd ff ff ff");
auto instr = IGen::load32u_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load32u_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
u32 memory[8] = {0, 0, 0xfffffffd, 0xfffffffe, 0xffffffff, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 12 + 3, 0, 0)), 0xfffffffe);
EXPECT_EQ(s64(tester.execute((u64)memory, 8 + 3, 0, 0)), 0xfffffffd);
EXPECT_EQ(s64(tester.execute((u64)memory, 16 + 3, 0, 0)), 0xffffffff);
EXPECT_EQ(s64(tester.execute((u64)memory, 20 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load64_gpr64_goal_ptr_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load64_gpr64_gpr64_plus_gpr64(RAX, RBX, RSI));
EXPECT_EQ(tester.dump_to_hex_string(), "48 8b 04 1e");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load64_gpr64_gpr64_plus_gpr64(k, i, j));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s64 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 24, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 16, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 32, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 40, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load64_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load64_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 8b 44 1e fd");
auto instr = IGen::load64_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load64_gpr64_gpr64_plus_gpr64_plus_s8(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s64 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 24 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 16 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 32 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 40 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load64_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::load64_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3));
EXPECT_EQ(tester.dump_to_hex_string(), "48 8b 84 1e fd ff ff ff");
auto instr = IGen::load64_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// fill k with junk
if (k != i && k != j) {
tester.emit(IGen::mov_gpr64_u64(k, (iter & 1) ? 0 : UINT64_MAX));
}
// load into k
tester.emit(IGen::load64_gpr64_gpr64_plus_gpr64_plus_s32(k, i, j, -3));
// move k to return register
tester.emit(IGen::mov_gpr64_gpr64(RAX, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s64 memory[8] = {0, 0, -3, -2, -1, 0, 0, 0};
// run!
EXPECT_EQ(s64(tester.execute((u64)memory, 24 + 3, 0, 0)), -2);
EXPECT_EQ(s64(tester.execute((u64)memory, 16 + 3, 0, 0)), -3);
EXPECT_EQ(s64(tester.execute((u64)memory, 32 + 3, 0, 0)), -1);
EXPECT_EQ(s64(tester.execute((u64)memory, 40 + 3, 0, 0)), 0);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store8_gpr64_gpr64_plus_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store8_gpr64_gpr64_plus_gpr64(RAX, RCX, RDX));
EXPECT_EQ(tester.dump_to_hex_string(), "88 14 01");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store!
tester.emit(IGen::store8_gpr64_gpr64_plus_gpr64(i, j, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s8 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], 7);
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store8_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store8_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, RDX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "88 54 01 0c");
auto instr = IGen::store8_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store8_gpr64_gpr64_plus_gpr64_plus_s8(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s8 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 6, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], 7);
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store8_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store8_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, RDX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "88 94 01 0c 00 00 00");
auto instr = IGen::store8_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store8_gpr64_gpr64_plus_gpr64_plus_s32(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s8 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 6, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], 7);
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store16_gpr64_gpr64_plus_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store16_gpr64_gpr64_plus_gpr64(RCX, RAX, R8));
EXPECT_EQ(tester.dump_to_hex_string(), "66 44 89 04 08");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store!
tester.emit(IGen::store16_gpr64_gpr64_plus_gpr64(i, j, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s16 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 6, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s16(0xff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store16_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store16_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, R8, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "66 44 89 44 01 0c");
auto instr = IGen::store16_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store16_gpr64_gpr64_plus_gpr64_plus_s8(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s16 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 6 + 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s16(0xff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store16_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store16_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, R8, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "66 44 89 84 01 0c 00 00 00");
auto instr = IGen::store16_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store16_gpr64_gpr64_plus_gpr64_plus_s32(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s16 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 6 + 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s16(0xff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store32_gpr64_gpr64_plus_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store32_gpr64_gpr64_plus_gpr64(RCX, RAX, R8));
EXPECT_EQ(tester.dump_to_hex_string(), "44 89 04 08");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store!
tester.emit(IGen::store32_gpr64_gpr64_plus_gpr64(i, j, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s32 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 12, 0xffffffff12341234, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], 0x12341234);
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store32_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store32_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, R8, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "44 89 44 01 0c");
auto instr = IGen::store32_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store32_gpr64_gpr64_plus_gpr64_plus_s8(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s32 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 12 + 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s32(0xffffff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store32_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store32_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, R8, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "44 89 84 01 0c 00 00 00");
auto instr = IGen::store32_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store32_gpr64_gpr64_plus_gpr64_plus_s32(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s32 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 12 + 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s32(0xffffff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store64_gpr64_gpr64_plus_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store64_gpr64_gpr64_plus_gpr64(RCX, RAX, R8));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 89 04 08");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store!
tester.emit(IGen::store64_gpr64_gpr64_plus_gpr64(i, j, k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s64 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 24, 0xffffffff12341234, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], 0xffffffff12341234);
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store64_gpr64_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store64_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, R8, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 89 44 01 0c");
auto instr = IGen::store64_gpr64_gpr64_plus_gpr64_plus_s8(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store64_gpr64_gpr64_plus_gpr64_plus_s8(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s64 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 24 + 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s64(0xffffffffffffff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, store64_gpr64_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.clear();
tester.emit(IGen::store64_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, R8, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "4c 89 84 01 0c 00 00 00");
auto instr = IGen::store64_gpr64_gpr64_plus_gpr64_plus_s32(RAX, RCX, RDX, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s8*)(buff + instr.offset_of_disp()), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
if (k == RSP || k == j || k == i) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
tester.emit(IGen::pop_gpr64(k)); // k will have the value to store.
// store
tester.emit(IGen::store64_gpr64_gpr64_plus_gpr64_plus_s32(i, j, k, -3));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_return();
// prepare the memory:
s64 memory[8] = {0, 0, 3, -2, 1, 0, 0, 0};
// run!
tester.execute((u64)memory, 24 + 3, 0xffffffffffffff07, 0);
EXPECT_EQ(memory[2], 3);
EXPECT_EQ(memory[3], s64(0xffffffffffffff07));
EXPECT_EQ(memory[4], 1);
iter++;
}
}
}
}
TEST(EmitterLoadsAndStores, load64_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load64_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 8b 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load64_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"488B050C000000488B0D0C000000488B150C000000488B1D0C000000488B250C000000488B2D0C00000048"
"8B350C000000488B3D0C0000004C8B050C0000004C8B0D0C0000004C8B150C0000004C8B1D0C0000004C8B"
"250C0000004C8B2D0C0000004C8B350C0000004C8B3D0C000000");
}
TEST(EmitterLoadsAndStores, load32s_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load32s_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 63 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load32s_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"4863050C00000048630D0C0000004863150C00000048631D0C0000004863250C00000048632D0C00000048"
"63350C00000048633D0C0000004C63050C0000004C630D0C0000004C63150C0000004C631D0C0000004C63"
"250C0000004C632D0C0000004C63350C0000004C633D0C000000");
}
TEST(EmitterLoadsAndStores, load32u_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load32u_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "8b 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load32u_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"8B050C0000008B0D0C0000008B150C0000008B1D0C0000008B250C0000008B2D0C0000008B350C0000008B"
"3D0C000000448B050C000000448B0D0C000000448B150C000000448B1D0C000000448B250C000000448B2D"
"0C000000448B350C000000448B3D0C000000");
}
TEST(EmitterLoadsAndStores, load16u_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load16u_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b7 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load16u_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"480FB7050C000000480FB70D0C000000480FB7150C000000480FB71D0C000000480FB7250C000000480FB7"
"2D0C000000480FB7350C000000480FB73D0C0000004C0FB7050C0000004C0FB70D0C0000004C0FB7150C00"
"00004C0FB71D0C0000004C0FB7250C0000004C0FB72D0C0000004C0FB7350C0000004C0FB73D0C000000");
}
TEST(EmitterLoadsAndStores, load16s_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load16s_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f bf 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load16s_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"480FBF050C000000480FBF0D0C000000480FBF150C000000480FBF1D0C000000480FBF250C000000480FBF"
"2D0C000000480FBF350C000000480FBF3D0C0000004C0FBF050C0000004C0FBF0D0C0000004C0FBF150C00"
"00004C0FBF1D0C0000004C0FBF250C0000004C0FBF2D0C0000004C0FBF350C0000004C0FBF3D0C000000");
}
TEST(EmitterLoadsAndStores, load8s_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load8s_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f be 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load8s_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"480FBE050C000000480FBE0D0C000000480FBE150C000000480FBE1D0C000000480FBE250C000000480FBE"
"2D0C000000480FBE350C000000480FBE3D0C0000004C0FBE050C0000004C0FBE0D0C0000004C0FBE150C00"
"00004C0FBE1D0C0000004C0FBE250C0000004C0FBE2D0C0000004C0FBE350C0000004C0FBE3D0C000000");
}
TEST(EmitterLoadsAndStores, load8u_rip) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::load8u_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 0f b6 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::load8u_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"480FB6050C000000480FB60D0C000000480FB6150C000000480FB61D0C000000480FB6250C000000480FB6"
"2D0C000000480FB6350C000000480FB63D0C0000004C0FB6050C0000004C0FB60D0C0000004C0FB6150C00"
"00004C0FB61D0C0000004C0FB6250C0000004C0FB62D0C0000004C0FB6350C0000004C0FB63D0C000000");
}
TEST(EmitterLoadsAndStores, store64_rip_s32) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::store64_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "48 89 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::store64_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"4889050C00000048890D0C0000004889150C00000048891D0C0000004889250C00000048892D0C00000048"
"89350C00000048893D0C0000004C89050C0000004C890D0C0000004C89150C0000004C891D0C0000004C89"
"250C0000004C892D0C0000004C89350C0000004C893D0C000000");
}
TEST(EmitterLoadsAndStores, store32_rip_s32) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::store32_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "89 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::store32_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"89050C000000890D0C00000089150C000000891D0C00000089250C000000892D0C00000089350C00000089"
"3D0C0000004489050C00000044890D0C0000004489150C00000044891D0C0000004489250C00000044892D"
"0C0000004489350C00000044893D0C000000");
}
TEST(EmitterLoadsAndStores, store16_rip_s32) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::store16_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "66 89 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::store16_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"6689050C00000066890D0C0000006689150C00000066891D0C0000006689250C00000066892D0C00000066"
"89350C00000066893D0C000000664489050C0000006644890D0C000000664489150C0000006644891D0C00"
"0000664489250C0000006644892D0C000000664489350C0000006644893D0C000000");
}
TEST(EmitterLoadsAndStores, store8_rip_s32) {
CodeTester tester;
tester.init_code_buffer(256);
tester.emit(IGen::store8_rip_s32(RAX, 12));
EXPECT_EQ(tester.dump_to_hex_string(), "88 05 0c 00 00 00");
tester.clear();
for (int i = 0; i < 16; i++) {
tester.emit(IGen::store8_rip_s32(i, 12));
}
EXPECT_EQ(tester.dump_to_hex_string(true),
"88050C000000880D0C00000088150C000000881D0C0000004088250C00000040882D0C0000004088350C00"
"000040883D0C0000004488050C00000044880D0C0000004488150C00000044881D0C0000004488250C0000"
"0044882D0C0000004488350C00000044883D0C000000");
}
TEST(EmitterLoadsAndStores, static_addr) {
CodeTester tester;
tester.init_code_buffer(512);
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
tester.clear();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(i, 12345)); // load test reg with junk
int start_of_lea = tester.size();
auto lea_instr = IGen::static_addr(i, INT32_MAX);
tester.emit(lea_instr);
// patch instruction to lea the start of this code + 1.
tester.write<s32>(-start_of_lea - lea_instr.length() + 1,
start_of_lea + lea_instr.offset_of_disp());
tester.emit(IGen::mov_gpr64_gpr64(RAX, i));
tester.emit_pop_all_gprs(true);
tester.emit_return();
auto result = tester.execute();
EXPECT_EQ(result, (u64)(tester.data()) + 1);
}
}
#ifdef __linux__
TEST(EmitterXmm32, load32_xmm32_gpr64_plus_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::load32_xmm32_gpr64_plus_gpr64(XMM3, RAX, RBX));
EXPECT_EQ(tester.dump_to_hex_string(), "f3 0f 10 1c 03");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// fill k with junk
tester.emit(IGen::mov_gpr64_u64(i, (iter & 1) ? 0 : UINT64_MAX));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + k, i));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// load into k
tester.emit(IGen::load32_xmm32_gpr64_plus_gpr64(XMM0 + k, i, j));
// move to return
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
// prepare the memory:
float memory[8] = {0, 0, 1.23f, 3.45f, 5.67f, 0, 0, 0};
// run!
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 3 * sizeof(float), 0, 0), 3.45f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 2 * sizeof(float), 0, 0), 1.23f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 4 * sizeof(float), 0, 0), 5.67f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 5 * sizeof(float), 0, 0), 0);
iter++;
}
}
}
}
TEST(EmitterXmm32, load32_xmm32_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::load32_xmm32_gpr64_plus_gpr64_plus_s8(XMM3, RAX, RBX, -1));
EXPECT_EQ(tester.dump_to_hex_string(), "f3 0f 10 5c 03 ff");
auto instr = IGen::load32_xmm32_gpr64_plus_gpr64_plus_s8(XMM3, RBX, RSI, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// fill k with junk
tester.emit(IGen::mov_gpr64_u64(i, (iter & 1) ? 0 : UINT64_MAX));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + k, i));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
// load into k
tester.emit(IGen::load32_xmm32_gpr64_plus_gpr64_plus_s8(XMM0 + k, i, j, -3));
// move to return
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
// prepare the memory:
float memory[8] = {0, 0, 1.23f, 3.45f, 5.67f, 0, 0, 0};
// run!
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 3 * sizeof(float) + 3, 0, 0), 3.45f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 2 * sizeof(float) + 3, 0, 0), 1.23f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 4 * sizeof(float) + 3, 0, 0), 5.67f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 5 * sizeof(float) + 3, 0, 0), 0);
iter++;
}
}
}
}
TEST(EmitterXmm32, load32_xmm32_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::load32_xmm32_gpr64_plus_gpr64_plus_s32(XMM3, RAX, RBX, -1));
EXPECT_EQ(tester.dump_to_hex_string(), "f3 0f 10 9c 03 ff ff ff ff");
auto instr = IGen::load32_xmm32_gpr64_plus_gpr64_plus_s32(XMM3, RBX, RSI, -1234);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -1234);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1)));
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0)));
// fill k with junk
tester.emit(IGen::mov_gpr64_u64(i, (iter & 1) ? 0 : UINT64_MAX));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + k, i));
// pop args into appropriate register
tester.emit(IGen::pop_gpr64(i)); // i will have offset 0
tester.emit(IGen::pop_gpr64(j)); // j will have offset 1
s64 offset = (iter & 1) ? INT32_MAX : INT32_MIN;
// load into k
tester.emit(IGen::load32_xmm32_gpr64_plus_gpr64_plus_s32(XMM0 + k, i, j, offset));
// move to return
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
// prepare the memory:
float memory[8] = {0, 0, 1.23f, 3.45f, 5.67f, 0, 0, 0};
// run!
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 3 * sizeof(float) - offset, 0, 0),
3.45f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 2 * sizeof(float) - offset, 0, 0),
1.23f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 4 * sizeof(float) - offset, 0, 0),
5.67f);
EXPECT_FLOAT_EQ(tester.execute_ret<float>((u64)memory, 5 * sizeof(float) - offset, 0, 0),
0);
iter++;
}
}
}
}
namespace {
template <typename T>
float as_float(T x) {
float result;
memcpy(&result, &x, sizeof(float));
return result;
}
u32 as_u32(float x) {
u32 result;
memcpy(&result, &x, 4);
return result;
}
} // namespace
TEST(EmitterXmm32, store32_xmm32_gpr64_plus_gpr64) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::store32_xmm32_gpr64_plus_gpr64(RAX, RBX, XMM7));
EXPECT_EQ(tester.dump_to_hex_string(), "f3 0f 11 3c 03");
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1))); // addr2
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0))); // addr1
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2))); // value
// pop value into addr1 GPR
tester.emit(IGen::pop_gpr64(i));
// move to XMM
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + k, i));
// pop addrs
tester.emit(IGen::pop_gpr64(i));
tester.emit(IGen::pop_gpr64(j));
// store
tester.emit(IGen::store32_xmm32_gpr64_plus_gpr64(i, j, XMM0 + k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
// prepare the memory:
float memory[8] = {0, 0, 1.23f, 3.45f, 5.67f, 0, 0, 0};
// run!
tester.execute((u64)memory, 12, as_u32(1.234f), 0);
EXPECT_FLOAT_EQ(memory[2], 1.23f);
EXPECT_FLOAT_EQ(memory[3], 1.234f);
EXPECT_FLOAT_EQ(memory[4], 5.67f);
iter++;
}
}
}
}
TEST(EmitterXmm32, store32_xmm32_gpr64_plus_gpr64_plus_s8) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::store32_xmm32_gpr64_plus_gpr64_plus_s8(RAX, RBX, XMM3, -1));
EXPECT_EQ(tester.dump_to_hex_string(), "f3 0f 11 5c 03 ff");
auto instr = IGen::store32_xmm32_gpr64_plus_gpr64_plus_s8(RBX, RSI, XMM3, -3);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(s8(buff[instr.offset_of_disp()]), -3);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1))); // addr2
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0))); // addr1
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2))); // value
// pop value into addr1 GPR
tester.emit(IGen::pop_gpr64(i));
// move to XMM
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + k, i));
// pop addrs
tester.emit(IGen::pop_gpr64(i));
tester.emit(IGen::pop_gpr64(j));
s64 offset = (iter & 1) ? INT8_MAX : INT8_MIN;
// load into k
tester.emit(IGen::store32_xmm32_gpr64_plus_gpr64_plus_s8(i, j, XMM0 + k, offset));
// move to return
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
// prepare the memory:
float memory[8] = {0, 0, 1.23f, 3.45f, 5.67f, 0, 0, 0};
// run!
tester.execute((u64)memory, 12 - offset, as_u32(1.234f), 0);
EXPECT_FLOAT_EQ(memory[2], 1.23f);
EXPECT_FLOAT_EQ(memory[3], 1.234f);
EXPECT_FLOAT_EQ(memory[4], 5.67f);
iter++;
}
}
}
}
TEST(EmitterXmm32, store32_xmm32_gpr64_plus_gpr64_plus_s32) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::store32_xmm32_gpr64_plus_gpr64_plus_s32(RAX, RBX, XMM3, -1));
EXPECT_EQ(tester.dump_to_hex_string(), "f3 0f 11 9c 03 ff ff ff ff");
auto instr = IGen::store32_xmm32_gpr64_plus_gpr64_plus_s32(RBX, RSI, XMM3, -1234);
u8 buff[256];
instr.emit(buff);
EXPECT_EQ(*(s32*)(buff + instr.offset_of_disp()), -1234);
int iter = 0;
for (int i = 0; i < 16; i++) {
if (i == RSP) {
continue;
}
for (int j = 0; j < 16; j++) {
if (j == RSP || j == i) {
continue;
}
for (int k = 0; k < 16; k++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// push args to the stack
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(1))); // addr2
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(0))); // addr1
tester.emit(IGen::push_gpr64(tester.get_c_abi_arg_reg(2))); // value
// pop value into addr1 GPR
tester.emit(IGen::pop_gpr64(i));
// move to XMM
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + k, i));
// pop addrs
tester.emit(IGen::pop_gpr64(i));
tester.emit(IGen::pop_gpr64(j));
s64 offset = (iter & 1) ? INT32_MAX : INT32_MIN;
// load into k
tester.emit(IGen::store32_xmm32_gpr64_plus_gpr64_plus_s32(i, j, XMM0 + k, offset));
// move to return
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + k));
// return!
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
// prepare the memory:
float memory[8] = {0, 0, 1.23f, 3.45f, 5.67f, 0, 0, 0};
// run!
tester.execute((u64)memory, 12 - offset, as_u32(1.234f), 0);
EXPECT_FLOAT_EQ(memory[2], 1.23f);
EXPECT_FLOAT_EQ(memory[3], 1.234f);
EXPECT_FLOAT_EQ(memory[4], 5.67f);
iter++;
}
}
}
}
TEST(EmitterXmm32, static_load_xmm32) {
CodeTester tester;
tester.init_code_buffer(512);
for (int i = 0; i < 16; i++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
auto loc_of_load = tester.size();
auto load_instr = IGen::static_load_xmm32(XMM0 + i, INT32_MAX);
tester.emit(load_instr);
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + i));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto loc_of_float = tester.emit_data(float(1.2345f));
// patch offset
tester.write<s32>(loc_of_float - loc_of_load - load_instr.length(),
loc_of_load + load_instr.offset_of_disp());
auto result = tester.execute_ret<float>(0, 0, 0, 0);
EXPECT_FLOAT_EQ(result, 1.2345f);
}
}
TEST(EmitterXmm32, static_store_xmm32) {
CodeTester tester;
tester.init_code_buffer(512);
for (int i = 0; i < 16; i++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + i, tester.get_c_abi_arg_reg(0)));
auto loc_of_store = tester.size();
auto store_instr = IGen::static_store_xmm32(XMM0 + i, INT32_MAX);
tester.emit(store_instr);
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto loc_of_float = tester.emit_data(float(1.2345f));
tester.write<s32>(loc_of_float - loc_of_store - store_instr.length(),
loc_of_store + store_instr.offset_of_disp());
tester.execute(as_u32(-44.567f), 0, 0, 0);
EXPECT_FLOAT_EQ(-44.567f, tester.read<float>(loc_of_float));
}
}
TEST(EmitterXmm32, ucomiss) {
CodeTester tester;
tester.init_code_buffer(512);
tester.emit(IGen::cmp_flt_flt(XMM13, XMM14));
EXPECT_EQ("45 0f 2e ee", tester.dump_to_hex_string());
}
TEST(EmitterXmm32, mul) {
CodeTester tester;
tester.init_code_buffer(512);
std::vector<float> vals = {0.f, 1.f, 0.2f, -1.f, 1235423.2f, -3457343.3f, 7.545f};
for (auto f : vals) {
for (auto g : vals) {
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
if (i == j) {
continue;
}
auto expected = f * g;
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
u64 val = 0;
memcpy(&val, &f, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + i, RAX));
memcpy(&val, &g, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + j, RAX));
tester.emit(IGen::mulss_xmm_xmm(XMM0 + j, XMM0 + i));
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + j));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto result = tester.execute_ret<float>(0, 0, 0, 0);
EXPECT_FLOAT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterXmm32, div) {
CodeTester tester;
tester.init_code_buffer(512);
std::vector<float> vals = {1.f, 0.2f, -1.f, 1235423.2f, -3457343.3f, 7.545f};
for (auto f : vals) {
for (auto g : vals) {
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
if (i == j) {
continue;
}
auto expected = g / f;
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
u64 val = 0;
memcpy(&val, &f, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + i, RAX));
memcpy(&val, &g, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + j, RAX));
tester.emit(IGen::divss_xmm_xmm(XMM0 + j, XMM0 + i));
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + j));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto result = tester.execute_ret<float>(0, 0, 0, 0);
EXPECT_FLOAT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterXmm32, add) {
CodeTester tester;
tester.init_code_buffer(512);
std::vector<float> vals = {0.f, 1.f, 0.2f, -1.f, 1235423.2f, -3457343.3f, 7.545f};
for (auto f : vals) {
for (auto g : vals) {
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
if (i == j) {
continue;
}
auto expected = g + f;
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
u64 val = 0;
memcpy(&val, &f, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + i, RAX));
memcpy(&val, &g, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + j, RAX));
tester.emit(IGen::addss_xmm_xmm(XMM0 + j, XMM0 + i));
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + j));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto result = tester.execute_ret<float>(0, 0, 0, 0);
EXPECT_FLOAT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterXmm32, sub) {
CodeTester tester;
tester.init_code_buffer(512);
std::vector<float> vals = {0.f, 1.f, 0.2f, -1.f, 1235423.2f, -3457343.3f, 7.545f};
for (auto f : vals) {
for (auto g : vals) {
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
if (i == j) {
continue;
}
auto expected = g - f;
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
u64 val = 0;
memcpy(&val, &f, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + i, RAX));
memcpy(&val, &g, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + j, RAX));
tester.emit(IGen::subss_xmm_xmm(XMM0 + j, XMM0 + i));
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + j));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto result = tester.execute_ret<float>(0, 0, 0, 0);
EXPECT_FLOAT_EQ(result, expected);
}
}
}
}
}
TEST(EmitterXmm32, float_to_int) {
CodeTester tester;
tester.init_code_buffer(512);
std::vector<float> vals = {0.f, 1.f, 0.2f, -1.f, 1235423.2f, -3457343.3f,
7.545f, 0.1f, 0.9f, -0.1f, -0.9f};
for (auto g : vals) {
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
if (j == RSP) {
continue;
}
s32 expected = g;
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
u64 val = 0;
memcpy(&val, &g, sizeof(float));
tester.emit(IGen::mov_gpr64_u64(RAX, val));
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + i, RAX));
tester.emit(IGen::float_to_int32(j, XMM0 + i));
tester.emit(IGen::mov_gpr64_gpr64(RAX, j));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto result = tester.execute_ret<s32>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterXmm32, int_to_float) {
CodeTester tester;
tester.init_code_buffer(512);
std::vector<s64> vals = {0, 1, -1, INT32_MAX, -3457343, 7, INT32_MIN};
for (auto g : vals) {
for (int i = 0; i < 16; i++) {
for (int j = 0; j < 16; j++) {
if (j == RSP) {
continue;
}
float expected = g;
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
tester.emit(IGen::mov_gpr64_u64(j, g));
tester.emit(IGen::int32_to_float(XMM0 + i, j));
tester.emit(IGen::movd_gpr32_xmm32(RAX, XMM0 + i));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
auto result = tester.execute_ret<float>(0, 0, 0, 0);
EXPECT_EQ(result, expected);
}
}
}
}
TEST(EmitterSlow, xmm32_move) {
std::vector<u32> u32_constants = {0, INT32_MAX, UINT32_MAX, 17};
// test moving between xmms (32-bit) and gprs.
CodeTester tester;
tester.init_code_buffer(512);
for (auto constant : u32_constants) {
for (int r1 = 0; r1 < 16; r1++) {
if (r1 == RSP) {
continue;
}
for (int r2 = 0; r2 < 16; r2++) {
if (r2 == RSP) {
continue;
}
for (int r3 = 0; r3 < 16; r3++) {
for (int r4 = 0; r4 < 16; r4++) {
tester.clear();
tester.emit_push_all_xmms();
tester.emit_push_all_gprs(true);
// move constant to gpr
tester.emit(IGen::mov_gpr64_u32(r1, constant));
// move gpr to xmm
tester.emit(IGen::movd_xmm32_gpr32(XMM0 + r3, r1));
// move xmm to xmm
tester.emit(IGen::mov_xmm32_xmm32(XMM0 + r4, XMM0 + r3));
// move xmm to gpr
tester.emit(IGen::movd_gpr32_xmm32(r2, XMM0 + r4));
// return!
tester.emit(IGen::mov_gpr64_gpr64(RAX, r2));
tester.emit_pop_all_gprs(true);
tester.emit_pop_all_xmms();
tester.emit_return();
}
}
}
}
}
// todo - finish this test
}
#endif
TEST(Emitter, LEA) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::lea_reg_plus_off(RDI, RSP, -3));
tester.emit(IGen::lea_reg_plus_off(RDI, R12, -3));
tester.emit(IGen::lea_reg_plus_off(R13, RSP, -3));
tester.emit(IGen::lea_reg_plus_off(R13, R12, -3));
tester.emit(IGen::lea_reg_plus_off(RDI, RSP, -300));
tester.emit(IGen::lea_reg_plus_off(RDI, R12, -300));
tester.emit(IGen::lea_reg_plus_off(R13, RSP, -300));
tester.emit(IGen::lea_reg_plus_off(R13, R12, -300));
EXPECT_EQ(tester.dump_to_hex_string(true),
"488D7C24FD498D7C24FD4C8D6C24FD4D8D6C24FD488DBC24D4FEFFFF498DBC24D4FEFFFF4C8DAC24D4FEFF"
"FF4D8DAC24D4FEFFFF");
}
TEST(EmitterXMM, StackLoad32) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::load32_xmm32_gpr64_plus_s32(XMM0 + 3, RSP, -1234));
tester.emit(IGen::load32_xmm32_gpr64_plus_s32(XMM0 + 13, RSP, -1234));
EXPECT_EQ(tester.dump_to_hex_string(true), "F30F109C242EFBFFFFF3440F10AC242EFBFFFF");
}
TEST(EmitterXMM, StackLoad8) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::load32_xmm32_gpr64_plus_s8(XMM0 + 3, RSP, -12));
tester.emit(IGen::load32_xmm32_gpr64_plus_s8(XMM0 + 13, RSP, -12));
EXPECT_EQ(tester.dump_to_hex_string(true), "F30F105C24F4F3440F106C24F4");
}
TEST(EmitterXMM, StackLoadFull32) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::load128_xmm128_gpr64_s32(XMM0 + 3, RSP, -1234));
tester.emit(IGen::load128_xmm128_gpr64_s32(XMM0 + 13, RSP, -1234));
EXPECT_EQ(tester.dump_to_hex_string(true), "660F6F9C242EFBFFFF66440F6FAC242EFBFFFF");
}
TEST(EmitterXMM, StackLoadFull8) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::load128_xmm128_gpr64_s8(XMM0 + 3, RSP, -12));
tester.emit(IGen::load128_xmm128_gpr64_s8(XMM0 + 13, RSP, -12));
EXPECT_EQ(tester.dump_to_hex_string(true), "660F6F5C24F466440F6F6C24F4");
}
TEST(EmitterXMM, StackStore32) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::store32_xmm32_gpr64_plus_s32(RSP, XMM0 + 3, -1234));
tester.emit(IGen::store32_xmm32_gpr64_plus_s32(RSP, XMM0 + 13, -1234));
EXPECT_EQ(tester.dump_to_hex_string(true), "F30F119C242EFBFFFFF3440F11AC242EFBFFFF");
}
TEST(EmitterXMM, StackStore8) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::store32_xmm32_gpr64_plus_s8(RSP, XMM0 + 3, -12));
tester.emit(IGen::store32_xmm32_gpr64_plus_s8(RSP, XMM0 + 13, -12));
EXPECT_EQ(tester.dump_to_hex_string(true), "F30F115C24F4F3440F116C24F4");
}
TEST(EmitterXMM, StackStoreFull32) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::store128_gpr64_xmm128_s32(RSP, XMM0 + 3, -1234));
tester.emit(IGen::store128_gpr64_xmm128_s32(RSP, XMM0 + 13, -1234));
EXPECT_EQ(tester.dump_to_hex_string(true), "660F7F9C242EFBFFFF66440F7FAC242EFBFFFF");
}
TEST(EmitterXMM, StackStoreFull8) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::store128_gpr64_xmm128_s8(RSP, XMM0 + 3, -12));
tester.emit(IGen::store128_gpr64_xmm128_s8(RSP, XMM0 + 13, -12));
EXPECT_EQ(tester.dump_to_hex_string(true), "660F7F5C24F466440F7F6C24F4");
}
TEST(EmitterXMM, SqrtS) {
CodeTester tester;
tester.init_code_buffer(1024);
tester.emit(IGen::sqrts_xmm(XMM0 + 1, XMM0 + 2));
tester.emit(IGen::sqrts_xmm(XMM0 + 11, XMM0 + 2));
tester.emit(IGen::sqrts_xmm(XMM0 + 1, XMM0 + 12));
tester.emit(IGen::sqrts_xmm(XMM0 + 11, XMM0 + 12));
EXPECT_EQ(tester.dump_to_hex_string(true), "F30F51CAF3440F51DAF3410F51CCF3450F51DC");
}
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