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authorMark Rutland <[email protected]>2021-10-19 17:02:12 +0100
committerWill Deacon <[email protected]>2021-10-21 10:45:22 +0100
commit286fba6c2a4566f02d4568e655a88e43ffee66d3 (patch)
tree45ff3839ffada6d48e3e4317442db060bc702ef5
parent8ed1b498ada6c5bd9d9f53c59621734551829ec5 (diff)
arm64: gpr-num: support W registers
In subsequent patches we'll want to map W registers to their register numbers. Update gpr-num.h so that we can do this. Signed-off-by: Mark Rutland <[email protected]> Reviewed-by: Ard Biesheuvel <[email protected]> Cc: Catalin Marinas <[email protected]> Cc: James Morse <[email protected]> Cc: Robin Murphy <[email protected]> Cc: Will Deacon <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Will Deacon <[email protected]>
-rw-r--r--arch/arm64/include/asm/gpr-num.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/gpr-num.h b/arch/arm64/include/asm/gpr-num.h
index f936aa34dc63..05da4a7c5788 100644
--- a/arch/arm64/include/asm/gpr-num.h
+++ b/arch/arm64/include/asm/gpr-num.h
@@ -6,16 +6,20 @@
.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
.equ .L__gpr_num_x\num, \num
+ .equ .L__gpr_num_w\num, \num
.endr
.equ .L__gpr_num_xzr, 31
+ .equ .L__gpr_num_wzr, 31
#else /* __ASSEMBLY__ */
#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\n" \
" .equ .L__gpr_num_x\\num, \\num\n" \
+" .equ .L__gpr_num_w\\num, \\num\n" \
" .endr\n" \
-" .equ .L__gpr_num_xzr, 31\n"
+" .equ .L__gpr_num_xzr, 31\n" \
+" .equ .L__gpr_num_wzr, 31\n"
#endif /* __ASSEMBLY__ */