target/hexagon: add v68 HVX IEEE float misc insns
Add HVX IEEE floating-point miscellaneous instructions: - vassign_fp (vfmv): vector move - vfneg_hf, vfneg_sf: vector floating-point negate - vabs_hf, vabs_sf: vector absolute value Reviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com> Signed-off-by: Matheus Tavares Bernardino <matheus.bernardino@oss.qualcomm.com> Reviewed-by: Brian Cain <brian.cain@oss.qualcomm.com> Link: https://lore.kernel.org/qemu-devel/0bd3279ca0bbf7c01548e3b4e7a9c8fdbdbe4ee1.1776339451.git.matheus.bernardino@oss.qualcomm.com Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
Matheus Tavares Bernardino committed
Apr 16, 2026 at 04:38 UTC
60f11988ebd6a2a44fff8230aa41ad384aac1f97
2 files changed
+19
target/hexagon/imported/mmvec/encode_ext.def
+7
@@ -833,4 +833,11 @@ DEF_ENC(V6_vmin_sf,"00011111110vvvvvPP1uuuuu010ddddd")
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DEF_ENC(V6_vmax_hf,"00011111110vvvvvPP1uuuuu011ddddd")
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DEF_ENC(V6_vmin_hf,"00011111110vvvvvPP1uuuuu100ddddd")
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+/* IEEE FP move, negate, abs instructions */
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+DEF_ENC(V6_vassign_fp,"00011110--0-0110PP1uuuuu001ddddd")
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+DEF_ENC(V6_vfneg_hf,"00011110--0-0110PP1uuuuu010ddddd")
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+DEF_ENC(V6_vfneg_sf,"00011110--0-0110PP1uuuuu011ddddd")
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+DEF_ENC(V6_vabs_hf,"00011110--0-0110PP1uuuuu100ddddd")
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+DEF_ENC(V6_vabs_sf,"00011110--0-0110PP1uuuuu101ddddd")
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+
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#endif /* NO MMVEC */
target/hexagon/imported/mmvec/ext.idef
+12
@@ -3034,6 +3034,18 @@ ITERATOR_INSN_ANY_SLOT_2SRC(16,vmin_hf,"Vd32.hf=vmin(Vu32.hf,Vv32.hf)", \
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"Vector min of hf input", VdV.hf[i] = qf_min_hf(VuV.hf[i], VvV.hf[i], \
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&env->hvx_fp_status))
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+/* IEEE FP move, negate, abs instructions */
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+ITERATOR_INSN_IEEE_FP_16_32_LATE(32, vassign_fp, "Vd32.w=vfmv(Vu32.w)", \
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+ "Vector IEEE move", VdV.w[i] = VuV.w[i])
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+ITERATOR_INSN_IEEE_FP_16_32_LATE(16, vfneg_hf, "Vd32.hf=vfneg(Vu32.hf)", \
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+ "Vector IEEE neg: hf", VdV.hf[i] = float16_chs(VuV.hf[i]))
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+ITERATOR_INSN_IEEE_FP_16_32_LATE(32, vfneg_sf, "Vd32.sf=vfneg(Vu32.sf)", \
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+ "Vector IEEE neg: sf", VdV.sf[i] = float32_chs(VuV.sf[i]))
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+ITERATOR_INSN_IEEE_FP_16_32_LATE(16, vabs_hf, "Vd32.hf=vabs(Vu32.hf)", \
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+ "Vector IEEE abs: hf", VdV.hf[i] = float16_abs(VuV.hf[i]))
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+ITERATOR_INSN_IEEE_FP_16_32_LATE(32, vabs_sf, "Vd32.sf=vabs(Vu32.sf)", \
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+ "Vector IEEE abs: sf", VdV.sf[i] = float32_abs(VuV.sf[i]))
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+
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/******************************************************************************
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DEBUG Vector/Register Printing
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******************************************************************************/