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| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2016-10-12 10:38:51 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2016-10-14 10:06:47 +1100 |
| commit | 125a9b2327173f4cd38509276ea74f2133934820 (patch) | |
| tree | f45cb541161976afd0c22476e5ee215afd1043dc | |
| parent | 74cba2b3b23d069d1a3d9b3ef7876123d939d3ba (diff) | |
| download | qemu-125a9b2327173f4cd38509276ea74f2133934820.zip qemu-125a9b2327173f4cd38509276ea74f2133934820.tar.gz qemu-125a9b2327173f4cd38509276ea74f2133934820.tar.bz2 | |
target-ppc: implement vexts[bh]2w and vexts[bhw]2d
Vector Extend Sign Instructions:
vextsb2w: Vector Extend Sign Byte To Word
vextsh2w: Vector Extend Sign Halfword To Word
vextsb2d: Vector Extend Sign Byte To Doubleword
vextsh2d: Vector Extend Sign Halfword To Doubleword
vextsw2d: Vector Extend Sign Word To Doubleword
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
| -rw-r--r-- | target-ppc/helper.h | 5 | ||||
| -rw-r--r-- | target-ppc/int_helper.c | 15 | ||||
| -rw-r--r-- | target-ppc/translate/vmx-impl.inc.c | 5 | ||||
| -rw-r--r-- | target-ppc/translate/vmx-ops.inc.c | 5 |
4 files changed, 30 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 796ad45..04c6421 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -267,6 +267,11 @@ DEF_HELPER_3(vinsertb, void, avr, avr, i32) DEF_HELPER_3(vinserth, void, avr, avr, i32) DEF_HELPER_3(vinsertw, void, avr, avr, i32) DEF_HELPER_3(vinsertd, void, avr, avr, i32) +DEF_HELPER_2(vextsb2w, void, avr, avr) +DEF_HELPER_2(vextsh2w, void, avr, avr) +DEF_HELPER_2(vextsb2d, void, avr, avr) +DEF_HELPER_2(vextsh2d, void, avr, avr) +DEF_HELPER_2(vextsw2d, void, avr, avr) DEF_HELPER_2(vupkhpx, void, avr, avr) DEF_HELPER_2(vupklpx, void, avr, avr) DEF_HELPER_2(vupkhsb, void, avr, avr) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 202854f..5aee0a8 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -1934,6 +1934,21 @@ VEXTRACT(uw, u32) VEXTRACT(d, u64) #undef VEXTRACT +#define VEXT_SIGNED(name, element, mask, cast, recast) \ +void helper_##name(ppc_avr_t *r, ppc_avr_t *b) \ +{ \ + int i; \ + VECTOR_FOR_INORDER_I(i, element) { \ + r->element[i] = (recast)((cast)(b->element[i] & mask)); \ + } \ +} +VEXT_SIGNED(vextsb2w, s32, UINT8_MAX, int8_t, int32_t) +VEXT_SIGNED(vextsb2d, s64, UINT8_MAX, int8_t, int64_t) +VEXT_SIGNED(vextsh2w, s32, UINT16_MAX, int16_t, int32_t) +VEXT_SIGNED(vextsh2d, s64, UINT16_MAX, int16_t, int64_t) +VEXT_SIGNED(vextsw2d, s64, UINT32_MAX, int32_t, int64_t) +#undef VEXT_SIGNED + #define VSPLTI(suffix, element, splat_type) \ void helper_vspltis##suffix(ppc_avr_t *r, uint32_t splat) \ { \ diff --git a/target-ppc/translate/vmx-impl.inc.c b/target-ppc/translate/vmx-impl.inc.c index 25cd073..c8998f3 100644 --- a/target-ppc/translate/vmx-impl.inc.c +++ b/target-ppc/translate/vmx-impl.inc.c @@ -815,6 +815,11 @@ GEN_VXFORM_NOA(vclzb, 1, 28) GEN_VXFORM_NOA(vclzh, 1, 29) GEN_VXFORM_NOA(vclzw, 1, 30) GEN_VXFORM_NOA(vclzd, 1, 31) +GEN_VXFORM_NOA_2(vextsb2w, 1, 24, 16) +GEN_VXFORM_NOA_2(vextsh2w, 1, 24, 17) +GEN_VXFORM_NOA_2(vextsb2d, 1, 24, 24) +GEN_VXFORM_NOA_2(vextsh2d, 1, 24, 25) +GEN_VXFORM_NOA_2(vextsw2d, 1, 24, 26) GEN_VXFORM_NOA_2(vctzb, 1, 24, 28) GEN_VXFORM_NOA_2(vctzh, 1, 24, 29) GEN_VXFORM_NOA_2(vctzw, 1, 24, 30) diff --git a/target-ppc/translate/vmx-ops.inc.c b/target-ppc/translate/vmx-ops.inc.c index ac1dc9b..68cba3e 100644 --- a/target-ppc/translate/vmx-ops.inc.c +++ b/target-ppc/translate/vmx-ops.inc.c @@ -215,6 +215,11 @@ GEN_VXFORM_DUAL_INV(vspltish, vinserth, 6, 13, 0x00000000, 0x100000, GEN_VXFORM_DUAL_INV(vspltisw, vinsertw, 6, 14, 0x00000000, 0x100000, PPC_ALTIVEC), GEN_VXFORM_300_EXT(vinsertd, 6, 15, 0x100000), +GEN_VXFORM_300_EO(vextsb2w, 0x01, 0x18, 0x10), +GEN_VXFORM_300_EO(vextsh2w, 0x01, 0x18, 0x11), +GEN_VXFORM_300_EO(vextsb2d, 0x01, 0x18, 0x18), +GEN_VXFORM_300_EO(vextsh2d, 0x01, 0x18, 0x19), +GEN_VXFORM_300_EO(vextsw2d, 0x01, 0x18, 0x1A), GEN_VXFORM_300_EO(vctzb, 0x01, 0x18, 0x1C), GEN_VXFORM_300_EO(vctzh, 0x01, 0x18, 0x1D), GEN_VXFORM_300_EO(vctzw, 0x01, 0x18, 0x1E), |