On Wed, Dec 16, 2020 at 09:41:45AM -0800, Chang S. Bae wrote:
> diff --git a/arch/x86/include/asm/inst.h b/arch/x86/include/asm/inst.h
> index bd7f02480ca1..b719a11a2905 100644
> --- a/arch/x86/include/asm/inst.h
> +++ b/arch/x86/include/asm/inst.h
> @@ -122,9 +122,62 @@
>  #endif
>       .endm
>  
> +     .macro XMM_NUM opd xmm
> +     \opd = REG_NUM_INVALID
> +     .ifc \xmm,%xmm0
> +     \opd = 0
> +     .endif
> +     .ifc \xmm,%xmm1
> +     \opd = 1
> +     .endif
> +     .ifc \xmm,%xmm2
> +     \opd = 2
> +     .endif
> +     .ifc \xmm,%xmm3
> +     \opd = 3
> +     .endif
> +     .ifc \xmm,%xmm4
> +     \opd = 4
> +     .endif
> +     .ifc \xmm,%xmm5
> +     \opd = 5
> +     .endif
> +     .ifc \xmm,%xmm6
> +     \opd = 6
> +     .endif
> +     .ifc \xmm,%xmm7
> +     \opd = 7
> +     .endif
> +     .ifc \xmm,%xmm8
> +     \opd = 8
> +     .endif
> +     .ifc \xmm,%xmm9
> +     \opd = 9
> +     .endif
> +     .ifc \xmm,%xmm10
> +     \opd = 10
> +     .endif
> +     .ifc \xmm,%xmm11
> +     \opd = 11
> +     .endif
> +     .ifc \xmm,%xmm12
> +     \opd = 12
> +     .endif
> +     .ifc \xmm,%xmm13
> +     \opd = 13
> +     .endif
> +     .ifc \xmm,%xmm14
> +     \opd = 14
> +     .endif
> +     .ifc \xmm,%xmm15
> +     \opd = 15
> +     .endif
> +     .endm
> +
>       .macro REG_TYPE type reg
>       R32_NUM reg_type_r32 \reg
>       R64_NUM reg_type_r64 \reg
> +     XMM_NUM reg_type_xmm \reg
>       .if reg_type_r64 <> REG_NUM_INVALID
>       \type = REG_TYPE_R64
>       .elseif reg_type_r32 <> REG_NUM_INVALID
> @@ -134,6 +187,14 @@
>       .endif
>       .endm
>  
> +     .macro PFX_OPD_SIZE
> +     .byte 0x66
> +     .endm
> +
> +     .macro PFX_RPT
> +     .byte 0xf3
> +     .endm
> +
>       .macro PFX_REX opd1 opd2 W=0
>       .if ((\opd1 | \opd2) & 8) || \W
>       .byte 0x40 | ((\opd1 & 8) >> 3) | ((\opd2 & 8) >> 1) | (\W << 3)
> @@ -158,6 +219,146 @@
>       .byte 0x0f, 0xc7
>       MODRM 0xc0 rdpid_opd 0x7
>  .endm
> +
> +     .macro ENCODEKEY128 reg1 reg2
> +     R32_NUM encodekey128_opd1 \reg1
> +     R32_NUM encodekey128_opd2 \reg2
> +     PFX_RPT
> +     .byte 0xf, 0x38, 0xfa
> +     MODRM 0xc0  encodekey128_opd2 encodekey128_opd1
> +     .endm
> +
> +     .macro ENCODEKEY256 reg1 reg2
> +     R32_NUM encodekey256_opd1 \reg1
> +     R32_NUM encodekey256_opd2 \reg2
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xfb
> +     MODRM 0xc0 encodekey256_opd1 encodekey256_opd2
> +     .endm
> +
> +     .macro AESENC128KL reg, xmm
> +     REG_TYPE aesenc128kl_opd1_type \reg
> +     .if aesenc128kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesenc128kl_opd1 \reg
> +     .elseif aesenc128kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesenc128kl_opd1 \reg
> +     .else
> +     aesenc128kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     XMM_NUM aesenc128kl_opd2 \xmm
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xdc
> +     MODRM 0x0 aesenc128kl_opd1 aesenc128kl_opd2
> +     .endm
> +
> +     .macro AESDEC128KL reg, xmm
> +     REG_TYPE aesdec128kl_opd1_type \reg
> +     .if aesdec128kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesdec128kl_opd1 \reg
> +     .elseif aesdec128kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesdec128kl_opd1 \reg
> +     .else
> +     aesdec128kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     XMM_NUM aesdec128kl_opd2 \xmm
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xdd
> +     MODRM 0x0 aesdec128kl_opd1 aesdec128kl_opd2
> +     .endm
> +
> +     .macro AESENC256KL reg, xmm
> +     REG_TYPE aesenc256kl_opd1_type \reg
> +     .if aesenc256kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesenc256kl_opd1 \reg
> +     .elseif aesenc256kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesenc256kl_opd1 \reg
> +     .else
> +     aesenc256kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     XMM_NUM aesenc256kl_opd2 \xmm
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xde
> +     MODRM 0x0 aesenc256kl_opd1 aesenc256kl_opd2
> +     .endm
> +
> +     .macro AESDEC256KL reg, xmm
> +     REG_TYPE aesdec256kl_opd1_type \reg
> +     .if aesdec256kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesdec256kl_opd1 \reg
> +     .elseif aesdec256kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesdec256kl_opd1 \reg
> +     .else
> +     aesdec256kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     XMM_NUM aesdec256kl_opd2 \xmm
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xdf
> +     MODRM 0x0 aesdec256kl_opd1 aesdec256kl_opd2
> +     .endm
> +
> +     .macro AESENCWIDE128KL reg
> +     REG_TYPE aesencwide128kl_opd1_type \reg
> +     .if aesencwide128kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesencwide128kl_opd1 \reg
> +     .elseif aesencwide128kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesencwide128kl_opd1 \reg
> +     .else
> +     aesencwide128kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xd8
> +     MODRM 0x0 aesencwide128kl_opd1 0x0
> +     .endm
> +
> +     .macro AESDECWIDE128KL reg
> +     REG_TYPE aesdecwide128kl_opd1_type \reg
> +     .if aesdecwide128kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesdecwide128kl_opd1 \reg
> +     .elseif aesdecwide128kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesdecwide128kl_opd1 \reg
> +     .else
> +     aesdecwide128kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xd8
> +     MODRM 0x0 aesdecwide128kl_opd1 0x1
> +     .endm
> +
> +     .macro AESENCWIDE256KL reg
> +     REG_TYPE aesencwide256kl_opd1_type \reg
> +     .if aesencwide256kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesencwide256kl_opd1 \reg
> +     .elseif aesencwide256kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesencwide256kl_opd1 \reg
> +     .else
> +     aesencwide256kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xd8
> +     MODRM 0x0 aesencwide256kl_opd1 0x2
> +     .endm
> +
> +     .macro AESDECWIDE256KL reg
> +     REG_TYPE aesdecwide256kl_opd1_type \reg
> +     .if aesdecwide256kl_opd1_type == REG_TYPE_R64
> +     R64_NUM aesdecwide256kl_opd1 \reg
> +     .elseif aesdecwide256kl_opd1_type == REG_TYPE_R32
> +     R32_NUM aesdecwide256kl_opd1 \reg
> +     .else
> +     aesdecwide256kl_opd1 = REG_NUM_INVALID
> +     .endif
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xd8
> +     MODRM 0x0 aesdecwide256kl_opd1 0x3
> +     .endm
> +
> +     .macro LOADIWKEY xmm1, xmm2
> +     XMM_NUM loadiwkey_opd1 \xmm1
> +     XMM_NUM loadiwkey_opd2 \xmm2
> +     PFX_RPT
> +     .byte 0x0f, 0x38, 0xdc
> +     MODRM 0xc0 loadiwkey_opd1 loadiwkey_opd2
> +     .endm
>  #endif
>  
>  #endif

*groan*, so what actual version of binutils is needed and why is this
driver important enough to build on ancient crud to warrant all this
gunk?

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