From cc8b6e76e3d924de7a4413706a3749e413ccf6fb Mon Sep 17 00:00:00 2001 From: Nikunj A Dadhania Date: Wed, 19 Oct 2016 11:36:46 +0530 Subject: [PATCH] target-ppc: implement vnegw/d instructions Vector Integer Negate Instructions: vnegw: Vector Negate Word vnegd: Vector Negate Doubleword Signed-off-by: Nikunj A Dadhania Reviewed-by: Thomas Huth Reviewed-by: Richard Henderson Signed-off-by: David Gibson --- target-ppc/helper.h | 2 ++ target-ppc/int_helper.c | 12 ++++++++++++ target-ppc/translate/vmx-impl.inc.c | 2 ++ target-ppc/translate/vmx-ops.inc.c | 2 ++ 4 files changed, 18 insertions(+) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 04c64217b7..5fcc546078 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -272,6 +272,8 @@ 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(vnegw, void, avr, avr) +DEF_HELPER_2(vnegd, 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 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) \ { \ diff --git a/target-ppc/translate/vmx-impl.inc.c b/target-ppc/translate/vmx-impl.inc.c index c8998f3eab..563f101642 100644 --- a/target-ppc/translate/vmx-impl.inc.c +++ b/target-ppc/translate/vmx-impl.inc.c @@ -815,6 +815,8 @@ 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(vnegw, 1, 24, 6) +GEN_VXFORM_NOA_2(vnegd, 1, 24, 7) GEN_VXFORM_NOA_2(vextsb2w, 1, 24, 16) GEN_VXFORM_NOA_2(vextsh2w, 1, 24, 17) GEN_VXFORM_NOA_2(vextsb2d, 1, 24, 24) diff --git a/target-ppc/translate/vmx-ops.inc.c b/target-ppc/translate/vmx-ops.inc.c index 68cba3e474..ab64ab2e01 100644 --- a/target-ppc/translate/vmx-ops.inc.c +++ b/target-ppc/translate/vmx-ops.inc.c @@ -215,6 +215,8 @@ 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(vnegw, 0x01, 0x18, 0x06), +GEN_VXFORM_300_EO(vnegd, 0x01, 0x18, 0x07), GEN_VXFORM_300_EO(vextsb2w, 0x01, 0x18, 0x10), GEN_VXFORM_300_EO(vextsh2w, 0x01, 0x18, 0x11), GEN_VXFORM_300_EO(vextsb2d, 0x01, 0x18, 0x18), -- 2.11.0