fabi/Xenia-Canary
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

More SSE work.

Browse Source
This commit is contained in:
Ben Vanik
2014-01-28 20:33:13 -08:00
parent ac4360913f
commit e5cf47a0d8
4 changed files with 463 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files

114
src/alloy/backend/x64/lowering/op_utils.inl
View File

@@ -18,8 +18,9 @@ namespace {
#define NAX_LIKE(like) Reg(e.rax.getIdx(), e.rax.getKind(), like.getBit(), false)
Address Stash(X64Emitter& e, const Xmm& r) {
auto addr = e.ptr[e.rsp + 40];
e.movaps(addr, r);
// TODO(benvanik): ensure aligned.
auto addr = e.ptr[e.rsp + 48];
e.movups(addr, r);
return addr;
}
@@ -65,11 +66,22 @@ void CheckBoolean(X64Emitter& e, Value* v) {
e.test(src, src);
e.EndOp(src);
} else if (v->type == FLOAT32_TYPE) {
UNIMPLEMENTED_SEQ();
// TODO(benvanik): mask?
Xmm src;
e.BeginOp(v, src, 0);
e.ptest(src, src);
e.EndOp(src);
} else if (v->type == FLOAT64_TYPE) {
UNIMPLEMENTED_SEQ();
// TODO(benvanik): mask?
Xmm src;
e.BeginOp(v, src, 0);
e.ptest(src, src);
e.EndOp(src);
} else if (v->type == VEC128_TYPE) {
UNIMPLEMENTED_SEQ();
Xmm src;
e.BeginOp(v, src, 0);
e.ptest(src, src);
e.EndOp(src);
} else {
ASSERT_INVALID_TYPE();
}
@@ -180,6 +192,52 @@ void CompareXX(X64Emitter& e, Instr*& i, void(set_fn)(X64Emitter& e, Reg8& dest,
e.cmp(src2, e.rax);
set_fn(e, dest, true);
e.EndOp(dest, src2);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_F32, SIG_TYPE_F32)) {
Reg8 dest;
Xmm src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
e.comiss(src1, src2);
set_fn(e, dest, false);
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_F32, SIG_TYPE_F32C)) {
Reg8 dest;
Xmm src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (i->src2.value->IsConstantZero()) {
e.pxor(e.xmm0, e.xmm0);
} else {
e.mov(e.eax, (uint32_t)i->src2.value->constant.i32);
e.pinsrd(e.xmm0, e.eax, 0);
}
e.comiss(src1, e.xmm0);
set_fn(e, dest, false);
e.EndOp(dest, src1);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_F64, SIG_TYPE_F64)) {
Reg8 dest;
Xmm src1, src2;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0);
e.comisd(src1, src2);
set_fn(e, dest, false);
e.EndOp(dest, src1, src2);
} else if (i->Match(SIG_TYPE_IGNORE, SIG_TYPE_F64, SIG_TYPE_F64C)) {
Reg8 dest;
Xmm src1;
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0);
if (i->src2.value->IsConstantZero()) {
e.pxor(e.xmm0, e.xmm0);
} else {
e.mov(e.rax, (uint64_t)i->src2.value->constant.i64);
e.pinsrq(e.xmm0, e.rax, 0);
}
e.comisd(src1, e.xmm0);
set_fn(e, dest, false);
e.EndOp(dest, src1);
} else {
UNIMPLEMENTED_SEQ();
}
@@ -894,6 +952,52 @@ void XmmBinaryOp(X64Emitter& e, Instr*& i, uint32_t flags, xmm_vv_fn vv_fn) {
}
};
typedef void(xmm_vvv_fn)(X64Emitter& e, Instr& i, const Xmm& dest_src, const Xmm& src2, const Xmm& src3);
void XmmTernaryOpVVV(X64Emitter& e, Instr*& i, xmm_vvv_fn vvv_fn,
Xmm& dest, Xmm& src1, Xmm& src2, Xmm& src3) {
e.BeginOp(i->dest, dest, REG_DEST,
i->src1.value, src1, 0,
i->src2.value, src2, 0,
i->src3.value, src3, 0);
if (dest == src1) {
vvv_fn(e, *i, dest, src2, src3);
} else if (dest == src2) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
vvv_fn(e, *i, dest, src1, src3);
} else {
// Eww.
e.movaps(e.xmm0, src1);
vvv_fn(e, *i, e.xmm0, src2, src3);
e.movaps(dest, e.xmm0);
}
} else if (dest == src3) {
if (i->opcode->flags & OPCODE_FLAG_COMMUNATIVE) {
vvv_fn(e, *i, dest, src1, src2);
} else {
UNIMPLEMENTED_SEQ();
}
} else {
e.movaps(dest, src1);
vvv_fn(e, *i, dest, src2, src3);
}
e.EndOp(dest, src1, src2, src3);
}
void XmmTernaryOp(X64Emitter& e, Instr*& i, uint32_t flags, xmm_vvv_fn vvv_fn) {
// TODO(benvanik): table lookup. This linear scan is slow.
if (!i->src1.value->IsConstant() && !i->src2.value->IsConstant() &&
!i->src3.value->IsConstant()) {
Xmm dest, src1, src2, src3;
XmmTernaryOpVVV(e, i, vvv_fn, dest, src1, src2, src3);
} else {
ASSERT_INVALID_TYPE();
}
if (flags & ARITHMETIC_SET_CARRY) {
// EFLAGS should have CA set?
// (so long as we don't fuck with it)
// UNIMPLEMENTED_SEQ();
}
};
} // namespace
#endif // ALLOY_BACKEND_X64_X64_LOWERING_OP_UTILS_INL_