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all basic integer and floating point instructions are implemented

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This commit is contained in:
water
2020-09-02 17:34:33 -04:00
parent 4723153a4b
commit ba37e241ce
6 changed files with 724 additions and 450 deletions
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test/test_emitter_xmm32.cpp
+216
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@@ -440,4 +440,220 @@ TEST(EmitterXmm32, static_store_xmm32) {
tester.execute(as_u32(-44.567f), 0, 0, 0);
EXPECT_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_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_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_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_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);
}
}
}
}