fabi/Xenia-Canary
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That was a terrible idea. Let us never speak of it again.

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This commit is contained in:
Ben Vanik
2014-02-01 00:41:36 -08:00
parent f524693dbb
commit b1ab2fb0a7
4 changed files with 41 additions and 18 deletions
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29
src/alloy/backend/x64/lowering/lowering_sequences.cc
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@@ -1055,6 +1055,20 @@ table->AddSequence(OPCODE_LOAD, [](X64Emitter& e, Instr*& i) {
e.mov(e.rcx, (uint64_t)cbs->context);
e.mov(e.rdx, i.src1.value->AsUint64());
CallNative(e, cbs->read);
switch (i.dest->type) {
case INT8_TYPE:
break;
case INT16_TYPE:
e.xchg(e.al, e.ah);
break;
case INT32_TYPE:
e.bswap(e.eax);
break;
case INT64_TYPE:
e.bswap(e.rax);
break;
default: ASSERT_INVALID_TYPE(); break;
}
e.mov(dest_src, e.rax);
});
i = e.Advance(i);
@@ -1092,12 +1106,15 @@ table->AddSequence(OPCODE_LOAD, [](X64Emitter& e, Instr*& i) {
e.movzx(dyn_dest, e.al);
break;
case INT16_TYPE:
e.xchg(e.al, e.ah);
e.movzx(dyn_dest, e.ax);
break;
case INT32_TYPE:
e.bswap(e.eax);
e.mov(dyn_dest.cvt32(), e.eax);
break;
case INT64_TYPE:
e.bswap(e.rax);
e.mov(dyn_dest, e.rax);
break;
default:
@@ -1217,13 +1234,17 @@ table->AddSequence(OPCODE_STORE, [](X64Emitter& e, Instr*& i) {
e.movzx(e.r8d, src2.cvt8());
break;
case INT16_TYPE:
e.movzx(e.r8d, src2.cvt16());
e.movzx(e.rax, src2.cvt16());
e.xchg(e.al, e.ah);
e.mov(e.r8, e.rax);
break;
case INT32_TYPE:
e.movzx(e.r8, src2.cvt32());
e.bswap(e.r8d);
break;
case INT64_TYPE:
e.mov(e.r8, src2);
e.bswap(e.r8);
break;
default: ASSERT_INVALID_TYPE(); break;
}
@@ -1263,13 +1284,17 @@ table->AddSequence(OPCODE_STORE, [](X64Emitter& e, Instr*& i) {
e.movzx(e.r8, dyn_src.cvt8());
break;
case INT16_TYPE:
e.movzx(e.r8, dyn_src.cvt16());
e.movzx(e.rax, dyn_src.cvt16());
e.xchg(e.al, e.ah);
e.mov(e.r8, e.rax);
break;
case INT32_TYPE:
e.mov(e.r8d, dyn_src.cvt32());
e.bswap(e.r8d);
break;
case INT64_TYPE:
e.mov(e.r8, dyn_src);
e.bswap(e.r8);
break;
default:
e.db(0xCC);