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Add separate VMX/fpu mxcsr

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Add support for constant operands for most fpu instructions
Remove constant folding for most fpu cpde
half float
This commit is contained in:
chss95cs@gmail.com
2022-07-31 08:56:36 -07:00
parent 3185b0ac9c
commit 968f656d96
18 changed files with 687 additions and 611 deletions
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68
src/xenia/cpu/hir/value.cc
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@@ -199,7 +199,7 @@ void Value::Truncate(TypeName target_type) {
return;
}
}
//WARNING: this does not handle rounding flags at all!
void Value::Convert(TypeName target_type, RoundMode round_mode) {
switch (type) {
case FLOAT32_TYPE:
@@ -401,7 +401,7 @@ void Value::MulHi(Value* other, bool is_unsigned) {
32);
}
break;
case INT64_TYPE:
case INT64_TYPE: {
#if XE_COMPILER_MSVC
if (is_unsigned) {
constant.i64 = __umulh(constant.i64, other->constant.i64);
@@ -409,17 +409,19 @@ void Value::MulHi(Value* other, bool is_unsigned) {
constant.i64 = __mulh(constant.i64, other->constant.i64);
}
#else
unsigned __int128 product;
if (is_unsigned) {
constant.i64 = static_cast<uint64_t>(
static_cast<unsigned __int128>(constant.i64) *
static_cast<unsigned __int128>(other->constant.i64));
product = static_cast<unsigned __int128>(constant.i64) *
static_cast<unsigned __int128>(other->constant.i64);
} else {
constant.i64 =
static_cast<uint64_t>(static_cast<__int128>(constant.i64) *
static_cast<__int128>(other->constant.i64));
product = static_cast<unsigned __int128>(
static_cast<__int128>(constant.i64) *
static_cast<__int128>(other->constant.i64));
}
constant.i64 = static_cast<int64_t>(product >> 64);
#endif // XE_COMPILER_MSVC
break;
}
default:
assert_unhandled_case(type);
break;
@@ -495,52 +497,6 @@ void Value::Max(Value* other) {
}
}
void Value::MulAdd(Value* dest, Value* value1, Value* value2, Value* value3) {
switch (dest->type) {
case VEC128_TYPE:
for (int i = 0; i < 4; i++) {
dest->constant.v128.f32[i] =
(value1->constant.v128.f32[i] * value2->constant.v128.f32[i]) +
value3->constant.v128.f32[i];
}
break;
case FLOAT32_TYPE:
dest->constant.f32 =
(value1->constant.f32 * value2->constant.f32) + value3->constant.f32;
break;
case FLOAT64_TYPE:
dest->constant.f64 =
(value1->constant.f64 * value2->constant.f64) + value3->constant.f64;
break;
default:
assert_unhandled_case(dest->type);
break;
}
}
void Value::MulSub(Value* dest, Value* value1, Value* value2, Value* value3) {
switch (dest->type) {
case VEC128_TYPE:
for (int i = 0; i < 4; i++) {
dest->constant.v128.f32[i] =
(value1->constant.v128.f32[i] * value2->constant.v128.f32[i]) -
value3->constant.v128.f32[i];
}
break;
case FLOAT32_TYPE:
dest->constant.f32 =
(value1->constant.f32 * value2->constant.f32) - value3->constant.f32;
break;
case FLOAT64_TYPE:
dest->constant.f64 =
(value1->constant.f64 * value2->constant.f64) - value3->constant.f64;
break;
default:
assert_unhandled_case(dest->type);
break;
}
}
void Value::Neg() {
switch (type) {
case INT8_TYPE:
@@ -1643,11 +1599,7 @@ void Value::DenormalFlush() {
constant.v128.u32[i] = current_element;
}
}
void Value::ToSingle() {
assert_true(type == FLOAT64_TYPE);
constant.f64 = static_cast<double>(static_cast<float>(constant.f64));
}
void Value::CountLeadingZeros(const Value* other) {
switch (other->type) {
case INT8_TYPE: