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target/s390x: vxeh2: Update for changes to vector shifts

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Signed-off-by: David Miller <dmiller423@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Tested-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20220428094708.84835-8-david@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
David Miller 2022-04-28 11:47:02 +02:00 • committed by Thomas Huth
parent 1d706f3141
commit b7a50eb7d6
4 changed files with 96 additions and 51 deletions
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55
target/s390x/tcg/vec_int_helper.c
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@ -539,18 +539,73 @@ void HELPER(gvec_vsl)(void *v1, const void *v2, uint64_t count,
s390_vec_shl(v1, v2, count);
}
void HELPER(gvec_vsl_ve2)(void *v1, const void *v2, const void *v3,
uint32_t desc)
{
S390Vector tmp;
uint32_t sh, e0, e1 = 0;
int i;
for (i = 15; i >= 0; --i, e1 = e0) {
e0 = s390_vec_read_element8(v2, i);
sh = s390_vec_read_element8(v3, i) & 7;
s390_vec_write_element8(&tmp, i, rol32(e0 | (e1 << 24), sh));
}
*(S390Vector *)v1 = tmp;
}
void HELPER(gvec_vsra)(void *v1, const void *v2, uint64_t count,
uint32_t desc)
{
s390_vec_sar(v1, v2, count);
}
void HELPER(gvec_vsra_ve2)(void *v1, const void *v2, const void *v3,
uint32_t desc)
{
S390Vector tmp;
uint32_t sh, e0, e1 = 0;
int i = 0;
/* Byte 0 is special only. */
e0 = (int32_t)(int8_t)s390_vec_read_element8(v2, i);
sh = s390_vec_read_element8(v3, i) & 7;
s390_vec_write_element8(&tmp, i, e0 >> sh);
e1 = e0;
for (i = 1; i < 16; ++i, e1 = e0) {
e0 = s390_vec_read_element8(v2, i);
sh = s390_vec_read_element8(v3, i) & 7;
s390_vec_write_element8(&tmp, i, (e0 | e1 << 8) >> sh);
}
*(S390Vector *)v1 = tmp;
}
void HELPER(gvec_vsrl)(void *v1, const void *v2, uint64_t count,
uint32_t desc)
{
s390_vec_shr(v1, v2, count);
}
void HELPER(gvec_vsrl_ve2)(void *v1, const void *v2, const void *v3,
uint32_t desc)
{
S390Vector tmp;
uint32_t sh, e0, e1 = 0;
for (int i = 0; i < 16; ++i, e1 = e0) {
e0 = s390_vec_read_element8(v2, i);
sh = s390_vec_read_element8(v3, i) & 7;
s390_vec_write_element8(&tmp, i, (e0 | (e1 << 8)) >> sh);
}
*(S390Vector *)v1 = tmp;
}
#define DEF_VSCBI(BITS) \
void HELPER(gvec_vscbi##BITS)(void *v1, const void *v2, const void *v3, \
uint32_t desc) \