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srsRAN_4G
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Replace a couple of inline functions in demod_soft with macros to allow constant propagation. The vgetq_lane_sX builtin expects a constant instead of a variable.

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master
faluco 4 years ago committed by faluco
parent d39183419c
commit d9e5f4ccc7
1 changed files with 37 additions and 36 deletions
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73
lib/src/phy/modem/demod_soft.c
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@ -45,42 +45,43 @@ inline static uint8x16_t v_load_s8(int i15,
#define int8x16_to_8x8x2(v) ((int8x8x2_t){{vget_low_s8(v), vget_high_s8(v)}})
inline static void vshuff_s32_even(int32x4_t a, int imm, int32x4_t* res)
{
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> 2) & 0x3), *res, 1);
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> 6) & 0x3), *res, 3);
}
inline static void vshuff_s32_odd(int32x4_t a, int imm, int32x4_t* res)
{
*res = vsetq_lane_s32(vgetq_lane_s32((a), (imm)&0x3), *res, 0);
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> 4) & 0x3), *res, 2);
}
inline static void vshuff_s32_idx(int32x4_t a, int imm, int32x4_t* res, int idx)
{
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> idx * 2) & 0x3), *res, idx);
}
inline static void vshuff_s16_idx(int16x8_t a, int imm, int16x8_t* res, int idx)
{
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> (idx * 4)) & 0xF), *res, idx);
}
inline static void vshuff_s16_even(int16x8_t a, int imm, int16x8_t* res)
{
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 4) & 0xF), *res, 1);
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 12) & 0xF), *res, 3);
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 20) & 0xF), *res, 5);
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 28) & 0xF), *res, 7);
}
inline static void vshuff_s16_odd(int16x8_t a, int imm, int16x8_t* res)
{
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm)) & 0xF), *res, 0);
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 8) & 0xF), *res, 2);
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 16) & 0xF), *res, 4);
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 24) & 0xF), *res, 6);
}
#define vshuff_s32_even(a, imm, res) \
do { \
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> 2) & 0x3), *res, 1); \
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> 6) & 0x3), *res, 3); \
} while (0)
#define vshuff_s32_odd(a, imm, res) \
do { \
*res = vsetq_lane_s32(vgetq_lane_s32((a), (imm)&0x3), *res, 0); \
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> 4) & 0x3), *res, 2); \
} while (0)
#define vshuff_s32_idx(a, imm, res, idx) \
do { \
*res = vsetq_lane_s32(vgetq_lane_s32((a), ((imm) >> idx * 2) & 0x3), *res, idx); \
} while (0)
#define vshuff_s16_idx(a, imm, res, idx) \
do { \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> (idx * 4)) & 0xF), *res, idx); \
} while (0)
#define vshuff_s16_even(a, imm, res) \
do { \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 4) & 0xF), *res, 1); \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 12) & 0xF), *res, 3); \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 20) & 0xF), *res, 5); \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 28) & 0xF), *res, 7); \
} while (0)
#define vshuff_s16_odd(a, imm, res) \
do { \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm)) & 0xF), *res, 0); \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 8) & 0xF), *res, 2); \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 16) & 0xF), *res, 4); \
*res = vsetq_lane_s16(vgetq_lane_s16((a), ((imm) >> 24) & 0xF), *res, 6); \
} while (0)
#endif

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