diff options
| author | David Hildenbrand <david@redhat.com> | 2019-04-11 09:41:29 +0200 |
|---|---|---|
| committer | David Hildenbrand <david@redhat.com> | 2019-05-17 10:54:13 +0200 |
| commit | 801aa78bd02100b34ddb3a4c94cc4cf4a4ae1844 (patch) | |
| tree | 14a316c33675fdbe38f6deaa75e645efc5107801 /target/s390x/vec_int_helper.c | |
| parent | c1a81d4b12b8f519863db6d7a0048b5cd0a802f0 (diff) | |
s390x/tcg: Implement VECTOR AVERAGE LOGICAL
Similar to VECTOR AVERAGE but without sign extension.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Diffstat (limited to 'target/s390x/vec_int_helper.c')
| -rw-r--r-- | target/s390x/vec_int_helper.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/target/s390x/vec_int_helper.c b/target/s390x/vec_int_helper.c index d964655bb8..8f97d3f466 100644 --- a/target/s390x/vec_int_helper.c +++ b/target/s390x/vec_int_helper.c @@ -30,3 +30,19 @@ void HELPER(gvec_vavg##BITS)(void *v1, const void *v2, const void *v3, \ } DEF_VAVG(8) DEF_VAVG(16) + +#define DEF_VAVGL(BITS) \ +void HELPER(gvec_vavgl##BITS)(void *v1, const void *v2, const void *v3, \ + uint32_t desc) \ +{ \ + int i; \ + \ + for (i = 0; i < (128 / BITS); i++) { \ + const uint##BITS##_t a = s390_vec_read_element##BITS(v2, i); \ + const uint##BITS##_t b = s390_vec_read_element##BITS(v3, i); \ + \ + s390_vec_write_element##BITS(v1, i, (a + b + 1) >> 1); \ + } \ +} +DEF_VAVGL(8) +DEF_VAVGL(16) |