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From: Uros Bizjak <ubizjak@gmail.com>
To: linux-crypto@vger.kernel.org, linux-next@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Uros Bizjak <ubizjak@gmail.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Stephen Rothwell <sfr@canb.auug.org.au>,
	"Chang S. Bae" <chang.seok.bae@intel.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH] crypto: x86 - Put back integer parts of include/asm/inst.h
Date: Mon, 20 Jul 2020 15:51:57 +0200	[thread overview]
Message-ID: <20200720135157.4332-1-ubizjak@gmail.com> (raw)

Resolves conflict with the tip tree.

CC: Herbert Xu <herbert@gondor.apana.org.au>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Ingo Molnar <mingo@redhat.com>
CC: Borislav Petkov <bp@alien8.de>
CC: "H. Peter Anvin" <hpa@zytor.com>
CC: Stephen Rothwell <sfr@canb.auug.org.au>,
CC: "Chang S. Bae" <chang.seok.bae@intel.com>,
CC: Peter Zijlstra <peterz@infradead.org>,
CC: Sasha Levin <sashal@kernel.org>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
---
 arch/x86/include/asm/inst.h | 148 ++++++++++++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 arch/x86/include/asm/inst.h

diff --git a/arch/x86/include/asm/inst.h b/arch/x86/include/asm/inst.h
new file mode 100644
index 000000000000..438ccd4f3cc4
--- /dev/null
+++ b/arch/x86/include/asm/inst.h
@@ -0,0 +1,148 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Generate .byte code for some instructions not supported by old
+ * binutils.
+ */
+#ifndef X86_ASM_INST_H
+#define X86_ASM_INST_H
+
+#ifdef __ASSEMBLY__
+
+#define REG_NUM_INVALID		100
+
+#define REG_TYPE_R32		0
+#define REG_TYPE_R64		1
+#define REG_TYPE_INVALID	100
+
+	.macro R32_NUM opd r32
+	\opd = REG_NUM_INVALID
+	.ifc \r32,%eax
+	\opd = 0
+	.endif
+	.ifc \r32,%ecx
+	\opd = 1
+	.endif
+	.ifc \r32,%edx
+	\opd = 2
+	.endif
+	.ifc \r32,%ebx
+	\opd = 3
+	.endif
+	.ifc \r32,%esp
+	\opd = 4
+	.endif
+	.ifc \r32,%ebp
+	\opd = 5
+	.endif
+	.ifc \r32,%esi
+	\opd = 6
+	.endif
+	.ifc \r32,%edi
+	\opd = 7
+	.endif
+#ifdef CONFIG_X86_64
+	.ifc \r32,%r8d
+	\opd = 8
+	.endif
+	.ifc \r32,%r9d
+	\opd = 9
+	.endif
+	.ifc \r32,%r10d
+	\opd = 10
+	.endif
+	.ifc \r32,%r11d
+	\opd = 11
+	.endif
+	.ifc \r32,%r12d
+	\opd = 12
+	.endif
+	.ifc \r32,%r13d
+	\opd = 13
+	.endif
+	.ifc \r32,%r14d
+	\opd = 14
+	.endif
+	.ifc \r32,%r15d
+	\opd = 15
+	.endif
+#endif
+	.endm
+
+	.macro R64_NUM opd r64
+	\opd = REG_NUM_INVALID
+#ifdef CONFIG_X86_64
+	.ifc \r64,%rax
+	\opd = 0
+	.endif
+	.ifc \r64,%rcx
+	\opd = 1
+	.endif
+	.ifc \r64,%rdx
+	\opd = 2
+	.endif
+	.ifc \r64,%rbx
+	\opd = 3
+	.endif
+	.ifc \r64,%rsp
+	\opd = 4
+	.endif
+	.ifc \r64,%rbp
+	\opd = 5
+	.endif
+	.ifc \r64,%rsi
+	\opd = 6
+	.endif
+	.ifc \r64,%rdi
+	\opd = 7
+	.endif
+	.ifc \r64,%r8
+	\opd = 8
+	.endif
+	.ifc \r64,%r9
+	\opd = 9
+	.endif
+	.ifc \r64,%r10
+	\opd = 10
+	.endif
+	.ifc \r64,%r11
+	\opd = 11
+	.endif
+	.ifc \r64,%r12
+	\opd = 12
+	.endif
+	.ifc \r64,%r13
+	\opd = 13
+	.endif
+	.ifc \r64,%r14
+	\opd = 14
+	.endif
+	.ifc \r64,%r15
+	\opd = 15
+	.endif
+#endif
+	.endm
+
+	.macro REG_TYPE type reg
+	R32_NUM reg_type_r32 \reg
+	R64_NUM reg_type_r64 \reg
+	.if reg_type_r64 <> REG_NUM_INVALID
+	\type = REG_TYPE_R64
+	.elseif reg_type_r32 <> REG_NUM_INVALID
+	\type = REG_TYPE_R32
+	.else
+	\type = REG_TYPE_INVALID
+	.endif
+	.endm
+
+	.macro PFX_REX opd1 opd2 W=0
+	.if ((\opd1 | \opd2) & 8) || \W
+	.byte 0x40 | ((\opd1 & 8) >> 3) | ((\opd2 & 8) >> 1) | (\W << 3)
+	.endif
+	.endm
+
+	.macro MODRM mod opd1 opd2
+	.byte \mod | (\opd1 & 7) | ((\opd2 & 7) << 3)
+	.endm
+#endif
+
+#endif
-- 
2.26.2


             reply	other threads:[~2020-07-20 13:52 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-20 13:51 Uros Bizjak [this message]
2020-07-23  7:58 ` [PATCH] crypto: x86 - Put back integer parts of include/asm/inst.h Herbert Xu

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