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PACK/UNPACK.

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This commit is contained in:
Ben Vanik
2014-01-10 00:28:52 -08:00
parent 3fbebcfa08
commit 8085678f5a
6 changed files with 321 additions and 183 deletions
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22
src/alloy/hir/hir_builder.cc
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@@ -1677,6 +1677,28 @@ Value* HIRBuilder::Swizzle(
return i->dest;
}
Value* HIRBuilder::Pack(Value* value, uint32_t pack_flags) {
ASSERT_VECTOR_TYPE(value);
Instr* i = AppendInstr(
OPCODE_PACK_info, pack_flags,
AllocValue(VEC128_TYPE));
i->set_src1(value);
i->src2.value = i->src3.value = NULL;
return i->dest;
}
Value* HIRBuilder::Unpack(Value* value, uint32_t pack_flags) {
ASSERT_VECTOR_TYPE(value);
// TODO(benvanik): check if this is a constant - sometimes this is just used
// to initialize registers.
Instr* i = AppendInstr(
OPCODE_UNPACK_info, pack_flags,
AllocValue(VEC128_TYPE));
i->set_src1(value);
i->src2.value = i->src3.value = NULL;
return i->dest;
}
Value* HIRBuilder::CompareExchange(
Value* address, Value* compare_value, Value* exchange_value) {
ASSERT_ADDRESS_TYPE(address);