diff options
| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2016-10-19 11:36:46 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2016-10-28 09:36:58 +1100 |
| commit | cc8b6e76e3d924de7a4413706a3749e413ccf6fb (patch) | |
| tree | 1b56834994d77fb3efc9ec207ec5b2f304661bbc /target-ppc/int_helper.c | |
| parent | c6363bae1731754a7153bf8b08c616f52c635304 (diff) | |
target-ppc: implement vnegw/d instructions
Vector Integer Negate Instructions:
vnegw: Vector Negate Word
vnegd: Vector Negate Doubleword
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target-ppc/int_helper.c')
| -rw-r--r-- | target-ppc/int_helper.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 5aee0a81c7..dca479838d 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -1949,6 +1949,18 @@ VEXT_SIGNED(vextsh2d, s64, UINT16_MAX, int16_t, int64_t) VEXT_SIGNED(vextsw2d, s64, UINT32_MAX, int32_t, int64_t) #undef VEXT_SIGNED +#define VNEG(name, element) \ +void helper_##name(ppc_avr_t *r, ppc_avr_t *b) \ +{ \ + int i; \ + VECTOR_FOR_INORDER_I(i, element) { \ + r->element[i] = -b->element[i]; \ + } \ +} +VNEG(vnegw, s32) +VNEG(vnegd, s64) +#undef VNEG + #define VSPLTI(suffix, element, splat_type) \ void helper_vspltis##suffix(ppc_avr_t *r, uint32_t splat) \ { \ |