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Fixing ROTL macro.

This commit is contained in:
Ben Vanik 2013-12-13 20:10:56 -08:00
parent 689de0279f
commit 24ce893256
1 changed files with 8 additions and 12 deletions
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20
src/alloy/backend/ivm/ivm_intcode.cc
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@ -2833,28 +2833,24 @@ int Translate_SHA(TranslationContext& ctx, Instr* i) {
return DispatchToC(ctx, i, fns[i->dest->type]);
}
#define ROTL8(v, n) \
(uint8_t((v) << (n)) | ((v) >> (8 - (n))))
#define ROTL16(v, n) \
(uint16_t((v) << (n)) | ((v) >> (16 - (n))))
#define ROTL32(v, n) \
(uint32_t((v) << (n)) | ((v) >> (32 - (n))))
#define ROTL64(v, n) \
(uint64_t((v) << (n)) | ((v) >> (64 - (n))))
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 = ROTL8(ics.rf[i->src1_reg].i8, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i8 = ROTL<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 = ROTL16(ics.rf[i->src1_reg].i16, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i16 = ROTL<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) {
ics.rf[i->dest_reg].i32 = ROTL32(ics.rf[i->src1_reg].i32, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i32 = ROTL<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) {
ics.rf[i->dest_reg].i64 = ROTL64(ics.rf[i->src1_reg].i64, ics.rf[i->src2_reg].i8);
ics.rf[i->dest_reg].i64 = ROTL<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) {