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unroll the execution loop

This commit is contained in:
Stefanos Kornilios Mitsis Poiitidis 2015-07-23 14:42:07 +02:00
parent 7303a046be
commit 1710f76ab1
1 changed files with 13 additions and 3 deletions
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16
core/rec-cpp/rec_cpp.cpp
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@ -677,6 +677,17 @@ struct opcode_writem_offs_imm : public opcodeExec {
}
};
#define DREP_1(x, phrase) if (x < cnt) ops[x]->execute();
#define DREP_2(x, phrase) DREP_1(x, phrase) DREP_1(x+1, phrase)
#define DREP_4(x, phrase) DREP_2(x, phrase) DREP_2(x+2, phrase)
#define DREP_8(x, phrase) DREP_4(x, phrase) DREP_4(x+4, phrase)
#define DREP_16(x, phrase) DREP_8(x, phrase) DREP_8(x+8, phrase)
#define DREP_32(x, phrase) DREP_16(x, phrase) DREP_16(x+16, phrase)
#define DREP_64(x, phrase) DREP_32(x, phrase) DREP_32(x+32, phrase)
#define DREP_128(x, phrase) DREP_64(x, phrase) DREP_64(x+64, phrase)
#define DREP_256(x, phrase) DREP_128(x, phrase) DREP_128(x+128, phrase)
#define DREP_512(x, phrase) DREP_256(x, phrase) DREP_256(x+256, phrase)
template <int cnt>
class fnblock {
public:
@ -684,9 +695,8 @@ public:
int cc;
void execute() {
cycle_counter -= cc;
for (int i = 0; i < cnt; i++) {
ops[i]->execute();
}
DREP_512(0, phrase);
}
static void runner(void* fnb) {