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Implementing dcbz.

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This commit is contained in:
Ben Vanik
2015-05-17 16:40:38 -07:00
parent 50b84203c5
commit c1a0f46ea8
10 changed files with 132 additions and 39 deletions
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44
src/xenia/cpu/backend/x64/x64_sequences.cc
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@@ -1673,6 +1673,49 @@ EMITTER_OPCODE_TABLE(
PREFETCH);
// ============================================================================
// OPCODE_MEMSET
// ============================================================================
EMITTER(MEMSET_I64_I8_I64, MATCH(I<OPCODE_MEMSET, VoidOp, I64<>, I8<>, I64<>>)) {
static void Emit(X64Emitter& e, const EmitArgType& i) {
assert_true(i.src2.is_constant);
assert_true(i.src3.is_constant);
assert_true(i.src2.constant() == 0);
e.vpxor(e.xmm0, e.xmm0);
auto addr = ComputeMemoryAddress(e, i.src1);
switch (i.src3.constant()) {
case 32:
e.vmovaps(e.ptr[addr + 0 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 1 * 16], e.xmm0);
break;
case 128:
e.vmovaps(e.ptr[addr + 0 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 1 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 2 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 3 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 4 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 5 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 6 * 16], e.xmm0);
e.vmovaps(e.ptr[addr + 7 * 16], e.xmm0);
break;
default:
assert_unhandled_case(i.src3.constant());
break;
}
if (IsTracingData()) {
addr = ComputeMemoryAddress(e, i.src1);
e.mov(e.r9, i.src3.constant());
e.mov(e.r8, i.src2.constant());
e.lea(e.rdx, e.ptr[addr]);
e.CallNative(reinterpret_cast<void*>(TraceMemset));
}
}
};
EMITTER_OPCODE_TABLE(
OPCODE_MEMSET,
MEMSET_I64_I8_I64);
// ============================================================================
// OPCODE_MAX
// ============================================================================
@@ -6335,6 +6378,7 @@ void RegisterSequences() {
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_STORE_CONTEXT);
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_LOAD);
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_STORE);
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_MEMSET);
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_PREFETCH);
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_MAX);
REGISTER_EMITTER_OPCODE_TABLE(OPCODE_VECTOR_MAX);