[PATCH 01/12] x86/Intel: split certain AVX512-FP16 VCVT*2PH templates

H.J. Lu hjl.tools@gmail.com
Fri Aug 5 22:28:31 GMT 2022


On Fri, Aug 5, 2022 at 5:19 AM Jan Beulich <jbeulich@suse.com> wrote:
>
> One more place where pre-existing templates should have been taken as a
> basis: In Intel syntax we want to consistently issue an "ambiguous
> operand size" error when a size-less memory operand is specified for an
> insn where register use alone isn't sufficient for disambiguation.
>
> --- a/opcodes/i386-opc.tbl
> +++ b/opcodes/i386-opc.tbl
> @@ -3558,32 +3558,38 @@ vcomish, 0x2f, None, CpuAVX512_FP16, Mod
>  vucomish, 0x2e, None, CpuAVX512_FP16, Modrm|EVexLIG|EVexMap5|VexW0|Disp8MemShift=1|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SAE, { RegXMM|Word|Unspecified|BaseIndex, RegXMM }
>
>  vcvtdq2ph, 0x5b, None, CpuAVX512_FP16, Modrm|EVex512|Masking=3|EVexMap5|VexW0|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { RegZMM|Dword|Unspecified|BaseIndex, RegYMM }
> -vcvtdq2ph, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
> +vcvtdq2ph, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Dword|Unspecified|BaseIndex, RegXMM }
> +vcvtdq2ph, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
>  vcvtdq2phx, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex128|Masking=3|EVexMap5|VexW0|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Unspecified|BaseIndex, RegXMM }
>  vcvtdq2phy, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex256|Masking=3|EVexMap5|VexW0|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Unspecified|BaseIndex, RegXMM }
>
>  vcvtudq2ph, 0xf27a, None, CpuAVX512_FP16, Modrm|EVex512|Masking=3|EVexMap5|VexW0|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { RegZMM|Dword|Unspecified|BaseIndex, RegYMM }
> -vcvtudq2ph, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
> +vcvtudq2ph, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Dword|Unspecified|BaseIndex, RegXMM }
> +vcvtudq2ph, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
>  vcvtudq2phx, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex128|Masking=3|EVexMap5|VexW0|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Unspecified|BaseIndex, RegXMM }
>  vcvtudq2phy, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex256|Masking=3|EVexMap5|VexW0|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Unspecified|BaseIndex, RegXMM }
>
> -vcvtqq2ph, 0x5b, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegXMM }
> +vcvtqq2ph, 0x5b, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { RegXMM|RegYMM|RegZMM|Qword|Unspecified|BaseIndex, RegXMM }
> +vcvtqq2ph, 0x5b, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|ATTSyntax, { RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegXMM }
>  vcvtqq2phz, 0x5b, None, CpuAVX512_FP16, Modrm|EVex512|Masking=3|EVexMap5|VexW1|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|ATTSyntax, { RegZMM|Unspecified|BaseIndex, RegXMM }
>  vcvtqq2phx, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex128|Masking=3|EVexMap5|VexW1|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Unspecified|BaseIndex, RegXMM }
>  vcvtqq2phy, 0x5b, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex256|Masking=3|EVexMap5|VexW1|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Unspecified|BaseIndex, RegXMM }
>
> -vcvtuqq2ph, 0xf27a, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegXMM }
> +vcvtuqq2ph, 0xf27a, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { RegXMM|RegYMM|RegZMM|Qword|Unspecified|BaseIndex, RegXMM }
> +vcvtuqq2ph, 0xf27a, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|ATTSyntax, { RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegXMM }
>  vcvtuqq2phz, 0xf27a, None, CpuAVX512_FP16, Modrm|EVex512|Masking=3|EVexMap5|VexW1|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|ATTSyntax, { RegZMM|Unspecified|BaseIndex, RegXMM }
>  vcvtuqq2phx, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex128|Masking=3|EVexMap5|VexW1|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Unspecified|BaseIndex, RegXMM }
>  vcvtuqq2phy, 0xf27a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex256|Masking=3|EVexMap5|VexW1|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Unspecified|BaseIndex, RegXMM }
>
> -vcvtpd2ph, 0x665a, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegXMM }
> +vcvtpd2ph, 0x665a, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|IntelSyntax, { RegXMM|RegYMM|RegZMM|Qword|Unspecified|BaseIndex, RegXMM }
> +vcvtpd2ph, 0x665a, None, CpuAVX512_FP16, Modrm|Masking=3|EVexMap5|VexW1|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|ATTSyntax, { RegXMM|RegYMM|RegZMM|Qword|BaseIndex, RegXMM }
>  vcvtpd2phx, 0x665a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex128|Masking=3|EVexMap5|VexW1|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Unspecified|BaseIndex, RegXMM }
>  vcvtpd2phy, 0x665a, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex256|Masking=3|EVexMap5|VexW1|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Unspecified|BaseIndex, RegXMM }
>  vcvtpd2phz, 0x665a, None, CpuAVX512_FP16, Modrm|EVex512|Masking=3|EVexMap5|VexW1|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE|ATTSyntax, { RegZMM|Unspecified|BaseIndex, RegXMM }
>
>  vcvtps2phx, 0x661d, None, CpuAVX512_FP16, Modrm|EVex512|Masking=3|EVexMap5|VexW0|Broadcast|Disp8MemShift=6|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|StaticRounding|SAE, { RegZMM|Dword|Unspecified|BaseIndex, RegYMM }
> -vcvtps2phx, 0x661d, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
> +vcvtps2phx, 0x661d, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|IntelSyntax, { RegXMM|RegYMM|Dword|Unspecified|BaseIndex, RegXMM }
> +vcvtps2phx, 0x661d, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|Masking=3|EVexMap5|VexW0|Broadcast|Disp8ShiftVL|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|RegYMM|Dword|BaseIndex, RegXMM }
>  vcvtps2phxx, 0x661d, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex128|Masking=3|EVexMap5|VexW0|Disp8MemShift=4|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegXMM|Unspecified|BaseIndex, RegXMM }
>  vcvtps2phxy, 0x661d, None, CpuAVX512_FP16|CpuAVX512VL, Modrm|EVex256|Masking=3|EVexMap5|VexW0|Disp8MemShift=5|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ATTSyntax, { RegYMM|Unspecified|BaseIndex, RegXMM }
>
>

OK.

Thanks.

-- 
H.J.


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