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VectorRotateLeft for vrl*.

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This commit is contained in:
Ben Vanik
2014-08-05 18:57:34 -07:00
parent 333fc71b44
commit ff59f23de0
10 changed files with 150 additions and 25 deletions
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36
src/alloy/backend/ivm/ivm_intcode.cc
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@@ -3640,30 +3640,26 @@ int Translate_VECTOR_SHA(TranslationContext& ctx, Instr* i) {
return DispatchToC(ctx, i, fns[i->flags]);
}
template <typename T>
T ROTL(T v, int8_t sh) {
return (T(v) << sh) | (T(v) >> ((sizeof(T) * 8) - sh));
}
uint32_t IntCode_ROTATE_LEFT_I8(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].i8 =
ROTL<uint8_t>(ics.rf[i->src1_reg].i8, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i8 = poly::rotate_left<uint8_t>(ics.rf[i->src1_reg].i8,
ics.rf[i->src2_reg].i8);
return IA_NEXT;
}
uint32_t IntCode_ROTATE_LEFT_I16(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].i16 =
ROTL<uint16_t>(ics.rf[i->src1_reg].i16, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i16 = poly::rotate_left<uint16_t>(ics.rf[i->src1_reg].i16,
ics.rf[i->src2_reg].i8);
return IA_NEXT;
}
uint32_t IntCode_ROTATE_LEFT_I32(IntCodeState& ics, const IntCode* i) {
// TODO(benvanik): use _rtol on vc++
ics.rf[i->dest_reg].i32 =
ROTL<uint32_t>(ics.rf[i->src1_reg].i32, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i32 = poly::rotate_left<uint32_t>(ics.rf[i->src1_reg].i32,
ics.rf[i->src2_reg].i8);
return IA_NEXT;
}
uint32_t IntCode_ROTATE_LEFT_I64(IntCodeState& ics, const IntCode* i) {
// TODO(benvanik): use _rtol64 on vc++
ics.rf[i->dest_reg].i64 =
ROTL<uint64_t>(ics.rf[i->src1_reg].i64, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i64 = poly::rotate_left<uint64_t>(ics.rf[i->src1_reg].i64,
ics.rf[i->src2_reg].i8);
return IA_NEXT;
}
int Translate_ROTATE_LEFT(TranslationContext& ctx, Instr* i) {
@@ -3675,6 +3671,11 @@ int Translate_ROTATE_LEFT(TranslationContext& ctx, Instr* i) {
return DispatchToC(ctx, i, fns[i->dest->type]);
}
int Translate_VECTOR_ROTATE_LEFT(TranslationContext& ctx, Instr* i) {
assert_always();
return 1;
}
uint32_t IntCode_BYTE_SWAP_I16(IntCodeState& ics, const IntCode* i) {
ics.rf[i->dest_reg].i16 = poly::byte_swap(ics.rf[i->src1_reg].i16);
return IA_NEXT;
@@ -4218,11 +4219,12 @@ static const TranslateFn dispatch_table[] = {
Translate_SHL, Translate_VECTOR_SHL,
Translate_SHR, Translate_VECTOR_SHR,
Translate_SHA, Translate_VECTOR_SHA,
Translate_ROTATE_LEFT, Translate_BYTE_SWAP,
Translate_CNTLZ, Translate_INSERT,
Translate_EXTRACT, Translate_SPLAT,
Translate_PERMUTE, Translate_SWIZZLE,
Translate_PACK, Translate_UNPACK,
Translate_ROTATE_LEFT, Translate_VECTOR_ROTATE_LEFT,
Translate_BYTE_SWAP, Translate_CNTLZ,
Translate_INSERT, Translate_EXTRACT,
Translate_SPLAT, Translate_PERMUTE,
Translate_SWIZZLE, Translate_PACK,
Translate_UNPACK,
TranslateInvalid, // Translate_COMPARE_EXCHANGE,
Translate_ATOMIC_EXCHANGE,
TranslateInvalid, // Translate_ATOMIC_ADD,