Files
Xenia-Canary/src/xenia/cpu/testing/extract_test.cc
2017-12-14 20:44:43 -06:00

151 lines
4.3 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2014 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include "xenia/cpu/testing/util.h"
#include <cfloat>
using namespace xe;
using namespace xe::cpu;
using namespace xe::cpu::hir;
using namespace xe::cpu::testing;
using xe::cpu::ppc::PPCContext;
TEST_CASE("EXTRACT_INT8", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreGPR(
b, 3,
b.ZeroExtend(b.Extract(LoadVR(b, 4),
b.Truncate(LoadGPR(b, 4), INT8_TYPE), INT8_TYPE),
INT64_TYPE));
b.Return();
});
for (int i = 0; i < 16; ++i) {
test.Run(
[i](PPCContext* ctx) {
ctx->r[4] = i;
ctx->v[4] =
vec128b(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
},
[i](PPCContext* ctx) {
auto result = ctx->r[3];
REQUIRE(result == i);
});
}
}
TEST_CASE("EXTRACT_INT8_CONSTANT", "[instr]") {
for (int i = 0; i < 16; ++i) {
TestFunction([i](HIRBuilder& b) {
StoreGPR(b, 3,
b.ZeroExtend(
b.Extract(LoadVR(b, 4), b.LoadConstantInt8(i), INT8_TYPE),
INT64_TYPE));
b.Return();
})
.Run(
[i](PPCContext* ctx) {
ctx->r[4] = i;
ctx->v[4] =
vec128b(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
},
[i](PPCContext* ctx) {
auto result = ctx->r[3];
REQUIRE(result == i);
});
}
}
TEST_CASE("EXTRACT_INT16", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreGPR(b, 3,
b.ZeroExtend(
b.Extract(LoadVR(b, 4), b.Truncate(LoadGPR(b, 4), INT8_TYPE),
INT16_TYPE),
INT64_TYPE));
b.Return();
});
for (int i = 0; i < 8; ++i) {
test.Run(
[i](PPCContext* ctx) {
ctx->r[4] = i;
ctx->v[4] = vec128s(0x0000, 0x1001, 0x2002, 0x3003, 0x4004, 0x5005,
0x6006, 0x7007);
},
[i](PPCContext* ctx) {
auto result = ctx->r[3];
REQUIRE(result == (i | (i << 12)));
});
}
}
TEST_CASE("EXTRACT_INT16_CONSTANT", "[instr]") {
for (int i = 0; i < 8; ++i) {
TestFunction([i](HIRBuilder& b) {
StoreGPR(b, 3,
b.ZeroExtend(
b.Extract(LoadVR(b, 4), b.LoadConstantInt8(i), INT16_TYPE),
INT64_TYPE));
b.Return();
})
.Run(
[i](PPCContext* ctx) {
ctx->r[4] = i;
ctx->v[4] = vec128s(0, 1, 2, 3, 4, 5, 6, 7);
},
[i](PPCContext* ctx) {
auto result = ctx->r[3];
REQUIRE(result == i);
});
}
}
TEST_CASE("EXTRACT_INT32", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreGPR(b, 3,
b.ZeroExtend(
b.Extract(LoadVR(b, 4), b.Truncate(LoadGPR(b, 4), INT8_TYPE),
INT32_TYPE),
INT64_TYPE));
b.Return();
});
for (int i = 0; i < 4; ++i) {
test.Run(
[i](PPCContext* ctx) {
ctx->r[4] = i;
ctx->v[4] = vec128i(0, 1, 2, 3);
},
[i](PPCContext* ctx) {
auto result = ctx->r[3];
REQUIRE(result == i);
});
}
}
TEST_CASE("EXTRACT_INT32_CONSTANT", "[instr]") {
for (int i = 0; i < 4; ++i) {
TestFunction([i](HIRBuilder& b) {
StoreGPR(b, 3,
b.ZeroExtend(
b.Extract(LoadVR(b, 4), b.LoadConstantInt8(i), INT32_TYPE),
INT64_TYPE));
b.Return();
})
.Run(
[i](PPCContext* ctx) {
ctx->r[4] = i;
ctx->v[4] = vec128i(0, 1, 2, 3);
},
[i](PPCContext* ctx) {
auto result = ctx->r[3];
REQUIRE(result == i);
});
}
}