typedef __INT_LEAST8_TYPE__ int8_t; typedef __UINT_LEAST32_TYPE__ uint32_t; typedef int ssize_t; typedef struct { int8_t v1; int8_t v2; int8_t v3; int8_t v4; } neon_s8; uint32_t helper_neon_rshl_s8 (uint32_t arg1, uint32_t arg2); uint32_t helper_neon_rshl_s8 (uint32_t arg1, uint32_t arg2) { uint32_t res; neon_s8 vsrc1; neon_s8 vsrc2; neon_s8 vdest; do { union { neon_s8 v; uint32_t i; } conv_u; conv_u.i = (arg1); vsrc1 = conv_u.v; } while (0); do { union { neon_s8 v; uint32_t i; } conv_u; conv_u.i = (arg2); vsrc2 = conv_u.v; } while (0); do { int8_t tmp; tmp = (int8_t) vsrc2.v1; if (tmp >= (ssize_t) sizeof (vsrc1.v1) * 8) { vdest.v1 = 0; } else if (tmp < -(ssize_t) sizeof (vsrc1.v1) * 8) { vdest.v1 = vsrc1.v1 >> (sizeof (vsrc1.v1) * 8 - 1); } else if (tmp == -(ssize_t) sizeof (vsrc1.v1) * 8) { vdest.v1 = vsrc1.v1 >> (tmp - 1); vdest.v1++; vdest.v1 >>= 1; } else if (tmp < 0) { vdest.v1 = (vsrc1.v1 + (1 << (-1 - tmp))) >> -tmp; } else { vdest.v1 = vsrc1.v1 << tmp; } } while (0); do { int8_t tmp; tmp = (int8_t) vsrc2.v2; if (tmp >= (ssize_t) sizeof (vsrc1.v2) * 8) { vdest.v2 = 0; } else if (tmp < -(ssize_t) sizeof (vsrc1.v2) * 8) { vdest.v2 = vsrc1.v2 >> (sizeof (vsrc1.v2) * 8 - 1); } else if (tmp == -(ssize_t) sizeof (vsrc1.v2) * 8) { vdest.v2 = vsrc1.v2 >> (tmp - 1); vdest.v2++; vdest.v2 >>= 1; } else if (tmp < 0) { vdest.v2 = (vsrc1.v2 + (1 << (-1 - tmp))) >> -tmp; } else { vdest.v2 = vsrc1.v2 << tmp; } } while (0); do { int8_t tmp; tmp = (int8_t) vsrc2.v3; if (tmp >= (ssize_t) sizeof (vsrc1.v3) * 8) { vdest.v3 = 0; } else if (tmp < -(ssize_t) sizeof (vsrc1.v3) * 8) { vdest.v3 = vsrc1.v3 >> (sizeof (vsrc1.v3) * 8 - 1); } else if (tmp == -(ssize_t) sizeof (vsrc1.v3) * 8) { vdest.v3 = vsrc1.v3 >> (tmp - 1); vdest.v3++; vdest.v3 >>= 1; } else if (tmp < 0) { vdest.v3 = (vsrc1.v3 + (1 << (-1 - tmp))) >> -tmp; } else { vdest.v3 = vsrc1.v3 << tmp; } } while (0); do { int8_t tmp; tmp = (int8_t) vsrc2.v4; if (tmp >= (ssize_t) sizeof (vsrc1.v4) * 8) { vdest.v4 = 0; } else if (tmp < -(ssize_t) sizeof (vsrc1.v4) * 8) { vdest.v4 = vsrc1.v4 >> (sizeof (vsrc1.v4) * 8 - 1); } else if (tmp == -(ssize_t) sizeof (vsrc1.v4) * 8) { vdest.v4 = vsrc1.v4 >> (tmp - 1); vdest.v4++; vdest.v4 >>= 1; } else if (tmp < 0) { vdest.v4 = (vsrc1.v4 + (1 << (-1 - tmp))) >> -tmp; } else { vdest.v4 = vsrc1.v4 << tmp; } } while (0);; do { union { neon_s8 v; uint32_t i; } conv_u; conv_u.v = (vdest); res = conv_u.i; } while (0); return res; } extern void abort(void); int main() { uint32_t r = helper_neon_rshl_s8 (0x05050505, 0x01010101); if (r != 0x0a0a0a0a) abort (); return 0; }