Commit a92ede2d authored Oct 26, 2021 by Peter Zijlstra

x86/asm: Fix register order



Ensure the register order is correct; this allows for easy translation
between register number and trampoline and vice-versa.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Borislav Petkov <bp@suse.de>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Tested-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/r/20211026120309.978573921@infradead.org

parent 4fe79e71

arch/x86/include/asm/GEN-for-each-reg.h

+10 −4

Original line number	Diff line number	Diff line
		/* SPDX-License-Identifier: GPL-2.0 */
		/*
		* These are in machine order; things rely on that.
		*/
		#ifdef CONFIG_64BIT
		GEN(rax)
		GEN(rbx)
		GEN(rcx)
		GEN(rdx)
		GEN(rbx)
		GEN(rsp)
		GEN(rbp)
		GEN(rsi)
		GEN(rdi)
		GEN(rbp)
		GEN(r8)
		GEN(r9)
		GEN(r10)
		@@ -16,10 +21,11 @@ GEN(r14)
		GEN(r15)
		#else
		GEN(eax)
		GEN(ebx)
		GEN(ecx)
		GEN(edx)
		GEN(ebx)
		GEN(esp)
		GEN(ebp)
		GEN(esi)
		GEN(edi)
		GEN(ebp)
		#endif