diff options
Diffstat (limited to 'target-arm/neon_helper.c')
| -rw-r--r-- | target-arm/neon_helper.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/target-arm/neon_helper.c b/target-arm/neon_helper.c index ee253bbd2e..49f1b15945 100644 --- a/target-arm/neon_helper.c +++ b/target-arm/neon_helper.c @@ -1693,3 +1693,97 @@ uint32_t HELPER(neon_acgt_f32)(uint32_t a, uint32_t b) float32 f1 = float32_abs(vfp_itos(b)); return (float32_compare_quiet(f0, f1, NFS) > 0) ? ~0 : 0; } + +#define ELEM(V, N, SIZE) (((V) >> ((N) * (SIZE))) & ((1ull << (SIZE)) - 1)) + +void HELPER(neon_qunzip8)(CPUState *env, uint32_t rd, uint32_t rm) +{ + uint64_t zm0 = float64_val(env->vfp.regs[rm]); + uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); + uint64_t zd0 = float64_val(env->vfp.regs[rd]); + uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); + uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zd0, 2, 8) << 8) + | (ELEM(zd0, 4, 8) << 16) | (ELEM(zd0, 6, 8) << 24) + | (ELEM(zd1, 0, 8) << 32) | (ELEM(zd1, 2, 8) << 40) + | (ELEM(zd1, 4, 8) << 48) | (ELEM(zd1, 6, 8) << 56); + uint64_t d1 = ELEM(zm0, 0, 8) | (ELEM(zm0, 2, 8) << 8) + | (ELEM(zm0, 4, 8) << 16) | (ELEM(zm0, 6, 8) << 24) + | (ELEM(zm1, 0, 8) << 32) | (ELEM(zm1, 2, 8) << 40) + | (ELEM(zm1, 4, 8) << 48) | (ELEM(zm1, 6, 8) << 56); + uint64_t m0 = ELEM(zd0, 1, 8) | (ELEM(zd0, 3, 8) << 8) + | (ELEM(zd0, 5, 8) << 16) | (ELEM(zd0, 7, 8) << 24) + | (ELEM(zd1, 1, 8) << 32) | (ELEM(zd1, 3, 8) << 40) + | (ELEM(zd1, 5, 8) << 48) | (ELEM(zd1, 7, 8) << 56); + uint64_t m1 = ELEM(zm0, 1, 8) | (ELEM(zm0, 3, 8) << 8) + | (ELEM(zm0, 5, 8) << 16) | (ELEM(zm0, 7, 8) << 24) + | (ELEM(zm1, 1, 8) << 32) | (ELEM(zm1, 3, 8) << 40) + | (ELEM(zm1, 5, 8) << 48) | (ELEM(zm1, 7, 8) << 56); + env->vfp.regs[rm] = make_float64(m0); + env->vfp.regs[rm + 1] = make_float64(m1); + env->vfp.regs[rd] = make_float64(d0); + env->vfp.regs[rd + 1] = make_float64(d1); +} + +void HELPER(neon_qunzip16)(CPUState *env, uint32_t rd, uint32_t rm) +{ + uint64_t zm0 = float64_val(env->vfp.regs[rm]); + uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); + uint64_t zd0 = float64_val(env->vfp.regs[rd]); + uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); + uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zd0, 2, 16) << 16) + | (ELEM(zd1, 0, 16) << 32) | (ELEM(zd1, 2, 16) << 48); + uint64_t d1 = ELEM(zm0, 0, 16) | (ELEM(zm0, 2, 16) << 16) + | (ELEM(zm1, 0, 16) << 32) | (ELEM(zm1, 2, 16) << 48); + uint64_t m0 = ELEM(zd0, 1, 16) | (ELEM(zd0, 3, 16) << 16) + | (ELEM(zd1, 1, 16) << 32) | (ELEM(zd1, 3, 16) << 48); + uint64_t m1 = ELEM(zm0, 1, 16) | (ELEM(zm0, 3, 16) << 16) + | (ELEM(zm1, 1, 16) << 32) | (ELEM(zm1, 3, 16) << 48); + env->vfp.regs[rm] = make_float64(m0); + env->vfp.regs[rm + 1] = make_float64(m1); + env->vfp.regs[rd] = make_float64(d0); + env->vfp.regs[rd + 1] = make_float64(d1); +} + +void HELPER(neon_qunzip32)(CPUState *env, uint32_t rd, uint32_t rm) +{ + uint64_t zm0 = float64_val(env->vfp.regs[rm]); + uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); + uint64_t zd0 = float64_val(env->vfp.regs[rd]); + uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); + uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zd1, 0, 32) << 32); + uint64_t d1 = ELEM(zm0, 0, 32) | (ELEM(zm1, 0, 32) << 32); + uint64_t m0 = ELEM(zd0, 1, 32) | (ELEM(zd1, 1, 32) << 32); + uint64_t m1 = ELEM(zm0, 1, 32) | (ELEM(zm1, 1, 32) << 32); + env->vfp.regs[rm] = make_float64(m0); + env->vfp.regs[rm + 1] = make_float64(m1); + env->vfp.regs[rd] = make_float64(d0); + env->vfp.regs[rd + 1] = make_float64(d1); +} + +void HELPER(neon_unzip8)(CPUState *env, uint32_t rd, uint32_t rm) +{ + uint64_t zm = float64_val(env->vfp.regs[rm]); + uint64_t zd = float64_val(env->vfp.regs[rd]); + uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zd, 2, 8) << 8) + | (ELEM(zd, 4, 8) << 16) | (ELEM(zd, 6, 8) << 24) + | (ELEM(zm, 0, 8) << 32) | (ELEM(zm, 2, 8) << 40) + | (ELEM(zm, 4, 8) << 48) | (ELEM(zm, 6, 8) << 56); + uint64_t m0 = ELEM(zd, 1, 8) | (ELEM(zd, 3, 8) << 8) + | (ELEM(zd, 5, 8) << 16) | (ELEM(zd, 7, 8) << 24) + | (ELEM(zm, 1, 8) << 32) | (ELEM(zm, 3, 8) << 40) + | (ELEM(zm, 5, 8) << 48) | (ELEM(zm, 7, 8) << 56); + env->vfp.regs[rm] = make_float64(m0); + env->vfp.regs[rd] = make_float64(d0); +} + +void HELPER(neon_unzip16)(CPUState *env, uint32_t rd, uint32_t rm) +{ + uint64_t zm = float64_val(env->vfp.regs[rm]); + uint64_t zd = float64_val(env->vfp.regs[rd]); + uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zd, 2, 16) << 16) + | (ELEM(zm, 0, 16) << 32) | (ELEM(zm, 2, 16) << 48); + uint64_t m0 = ELEM(zd, 1, 16) | (ELEM(zd, 3, 16) << 16) + | (ELEM(zm, 1, 16) << 32) | (ELEM(zm, 3, 16) << 48); + env->vfp.regs[rm] = make_float64(m0); + env->vfp.regs[rd] = make_float64(d0); +} |