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[x64] Add `VECTOR_SH{R,L}_I8_SAME_CONSTANT` unit test 

This is to target the new GFNI-based optimization for the Int8 case.
This commit is contained in:
Wunkolo 2022-01-23 11:14:31 -08:00 committed by Rick Gibbed
parent bd9a290b30
commit f8350b5536
2 changed files with 44 additions and 0 deletions
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22
src/xenia/cpu/testing/vector_shl_test.cc
View File

@ -58,6 +58,28 @@ TEST_CASE("VECTOR_SHL_I8_CONSTANT", "[instr]") {
});
}
// This targets the "all_same" optimization of the Int8 specialization of
// VECTOR_SHL_V128
TEST_CASE("VECTOR_SHL_I8_SAME_CONSTANT", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreVR(
b, 3,
b.VectorShl(LoadVR(b, 4), b.LoadConstantVec128(vec128b(5)), INT8_TYPE));
b.Return();
});
test.Run(
[](PPCContext* ctx) {
ctx->v[4] = vec128b(0x7E, 0x7E, 0x7E, 0x7F, 0x80, 0xFF, 0x01, 0x12,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
},
[](PPCContext* ctx) {
auto result = ctx->v[3];
REQUIRE(result == vec128b(0xC0, 0xC0, 0xC0, 0xE0, 0x00, 0xE0, 0x20,
0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00));
});
}
TEST_CASE("VECTOR_SHL_I16", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreVR(b, 3, b.VectorShl(LoadVR(b, 4), LoadVR(b, 5), INT16_TYPE));

22
src/xenia/cpu/testing/vector_shr_test.cc
View File

@ -58,6 +58,28 @@ TEST_CASE("VECTOR_SHR_I8_CONSTANT", "[instr]") {
});
}
// This targets the "all_same" optimization of the Int8 specialization of
// VECTOR_SHR_V128
TEST_CASE("VECTOR_SHR_I8_SAME_CONSTANT", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreVR(
b, 3,
b.VectorShr(LoadVR(b, 4), b.LoadConstantVec128(vec128b(3)), INT8_TYPE));
b.Return();
});
test.Run(
[](PPCContext* ctx) {
ctx->v[4] = vec128b(0x7E, 0x7E, 0x7E, 0x7F, 0x80, 0xFF, 0x01, 0x12,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
},
[](PPCContext* ctx) {
auto result = ctx->v[3];
REQUIRE(result == vec128b(0x0F, 0x0F, 0x0F, 0x0F, 0x10, 0x1F, 0x00,
0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00));
});
}
TEST_CASE("VECTOR_SHR_I16", "[instr]") {
TestFunction test([](HIRBuilder& b) {
StoreVR(b, 3, b.VectorShr(LoadVR(b, 4), LoadVR(b, 5), INT16_TYPE));