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include/common/tdataformat.h

@@ -48,12 +48,12 @@ const static uint8_t BIT2_MAP[4][4] = {{0b00000000, 0b00000001, 0b00000010, 0},
                                        {0b00001111, 0b00011111, 0b00101111, 4},
                                        {0b00111111, 0b01111111, 0b10111111, 6}};
 
-#define BIT1_SIZE(n)      (((n)-1) / 8 + 1)
-#define BIT2_SIZE(n)      (((n)-1) / 4 + 1)
-#define SET_BIT1(p, i, v) ((p)[(i) / 8] &= BIT1_MAP[(i) % 8][v])
-#define GET_BIT1(p, i)    (((p)[(i) / 8] >> ((i) % 8)) & ((uint8_t)1))
-#define SET_BIT2(p, i, v) ((p)[(i) / 4] &= BIT2_MAP[(i) % 4][v])
-#define GET_BIT2(p, i)    (((p)[(i) / 4] >> BIT2_MAP[(i) % 4][3]) & ((uint8_t)3))
+#define BIT1_SIZE(n)      (((n)-1) >> 3 + 1)
+#define BIT2_SIZE(n)      (((n)-1) >> 2 + 1)
+#define SET_BIT1(p, i, v) ((p)[(i) >> 3] &= BIT1_MAP[(i)&7][v])
+#define GET_BIT1(p, i)    (((p)[(i) >> 3] >> ((i)&7)) & ((uint8_t)1))
+#define SET_BIT2(p, i, v) ((p)[(i) >> 2] &= BIT2_MAP[(i)&3][v])
+#define GET_BIT2(p, i)    (((p)[(i) >> 2] >> BIT2_MAP[(i)&3][3]) & ((uint8_t)3))
 
 // STSchema
 int32_t tTSchemaCreate(int32_t sver, SSchema *pSchema, int32_t nCols, STSchema **ppTSchema);