Commit 7fc44269 authored Oct 02, 2022 by Andrew Jones Committed by Anup Patel Oct 02, 2022

riscv: Add X register names to gpr-nums



When encoding instructions it's sometimes necessary to set a
register field to a precise number. This is easiest to do using
the x<num> naming.

Signed-off-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Anup Patel <anup@brainfault.org>

parent f76349cf

arch/riscv/include/asm/gpr-num.h

+8 −0

Original line number	Original line	Diff line number	Diff line
	@@ -3,6 +3,11 @@
	#define __ASM_GPR_NUM_H		#define __ASM_GPR_NUM_H

	#ifdef __ASSEMBLY__		#ifdef __ASSEMBLY__

			.irp num,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31
			.equ .L__gpr_num_x\num, \num
			.endr

	.equ .L__gpr_num_zero, 0		.equ .L__gpr_num_zero, 0
	.equ .L__gpr_num_ra, 1		.equ .L__gpr_num_ra, 1
	.equ .L__gpr_num_sp, 2		.equ .L__gpr_num_sp, 2
	@@ -39,6 +44,9 @@
	#else /* __ASSEMBLY__ */		#else /* __ASSEMBLY__ */

	#define __DEFINE_ASM_GPR_NUMS \		#define __DEFINE_ASM_GPR_NUMS \
			" .irp num,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31\n" \
			" .equ .L__gpr_num_x\\num, \\num\n" \
			" .endr\n" \
	" .equ .L__gpr_num_zero, 0\n" \		" .equ .L__gpr_num_zero, 0\n" \
	" .equ .L__gpr_num_ra, 1\n" \		" .equ .L__gpr_num_ra, 1\n" \
	" .equ .L__gpr_num_sp, 2\n" \		" .equ .L__gpr_num_sp, 2\n" \