* [PATCH] x86: drop redundant EVex128 from PUSH2/POP2
@ 2024-01-12 8:58 Jan Beulich
2024-01-18 1:35 ` Cui, Lili
0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2024-01-12 8:58 UTC (permalink / raw)
To: Binutils; +Cc: H.J. Lu, Mo, Zewei, Lili Cui
EVexMap4 already covers that.
--- a/opcodes/i386-opc.tbl
+++ b/opcodes/i386-opc.tbl
@@ -3494,9 +3494,9 @@ uwrmsr, 0xf3f8/0, APX_F(USER_MSR), Modrm
// APX Push2/Pop2 instructions.
-push2, 0xff/6, APX_F, Modrm|VexW0|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
-push2p, 0xff/6, APX_F, Modrm|VexW1|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
-pop2, 0x8f/0, APX_F, Modrm|VexW0|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
-pop2p, 0x8f/0, APX_F, Modrm|VexW1|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
+push2, 0xff/6, APX_F, Modrm|VexW0|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
+push2p, 0xff/6, APX_F, Modrm|VexW1|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
+pop2, 0x8f/0, APX_F, Modrm|VexW0|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
+pop2p, 0x8f/0, APX_F, Modrm|VexW1|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSuf, { Reg64, Reg64 }
// APX Push2/Pop2 instructions end.
^ permalink raw reply [flat|nested] 2+ messages in thread
* RE: [PATCH] x86: drop redundant EVex128 from PUSH2/POP2
2024-01-12 8:58 [PATCH] x86: drop redundant EVex128 from PUSH2/POP2 Jan Beulich
@ 2024-01-18 1:35 ` Cui, Lili
0 siblings, 0 replies; 2+ messages in thread
From: Cui, Lili @ 2024-01-18 1:35 UTC (permalink / raw)
To: Beulich, Jan, Binutils; +Cc: H.J. Lu, Mo, Zewei
> EVexMap4 already covers that.
>
> --- a/opcodes/i386-opc.tbl
> +++ b/opcodes/i386-opc.tbl
> @@ -3494,9 +3494,9 @@ uwrmsr, 0xf3f8/0, APX_F(USER_MSR), Modrm
>
> // APX Push2/Pop2 instructions.
>
> -push2, 0xff/6, APX_F,
> Modrm|VexW0|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf
> |No_sSuf, { Reg64, Reg64 } -push2p, 0xff/6, APX_F,
> Modrm|VexW1|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf
> |No_sSuf, { Reg64, Reg64 } -pop2, 0x8f/0, APX_F,
> Modrm|VexW0|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf
> |No_sSuf, { Reg64, Reg64 } -pop2p, 0x8f/0, APX_F,
> Modrm|VexW1|EVex128|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf
> |No_sSuf, { Reg64, Reg64 }
> +push2, 0xff/6, APX_F,
> +Modrm|VexW0|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSu
> f, { Reg64,
> +Reg64 } push2p, 0xff/6, APX_F,
> +Modrm|VexW1|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSu
> f, { Reg64,
> +Reg64 } pop2, 0x8f/0, APX_F,
> +Modrm|VexW0|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSu
> f, { Reg64,
> +Reg64 } pop2p, 0x8f/0, APX_F,
> +Modrm|VexW1|EVexMap4|VexVVVV|No_bSuf|No_wSuf|No_lSuf|No_sSu
> f, { Reg64,
> +Reg64 }
>
> // APX Push2/Pop2 instructions end.
It's OK and thanks.
Lili.
^ permalink raw reply [flat|nested] 2+ messages in thread
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