Module Name: src
Committed By: skrll
Date: Wed Oct 7 07:34:30 UTC 2020
Modified Files:
src/common/lib/libc/arch/aarch64/atomic: atomic_op_asm.h
Log Message:
Comment nit
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 \
src/common/lib/libc/arch/aarch64/atomic/atomic_op_asm.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/common/lib/libc/arch/aarch64/atomic/atomic_op_asm.h
diff -u src/common/lib/libc/arch/aarch64/atomic/atomic_op_asm.h:1.3 src/common/lib/libc/arch/aarch64/atomic/atomic_op_asm.h:1.4
--- src/common/lib/libc/arch/aarch64/atomic/atomic_op_asm.h:1.3 Fri Feb 8 06:56:56 2019
+++ src/common/lib/libc/arch/aarch64/atomic/atomic_op_asm.h Wed Oct 7 07:34:29 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: atomic_op_asm.h,v 1.3 2019/02/08 06:56:56 ryo Exp $ */
+/* $NetBSD: atomic_op_asm.h,v 1.4 2020/10/07 07:34:29 skrll Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -47,7 +47,7 @@ END(_atomic_##OP##_8)
#define ATOMIC_OP8_NV(OP, INSN) \
ENTRY_NP(_atomic_##OP##_8_nv) ;\
- mov x4, x0 /* need r0 for return value */ ;\
+ mov x4, x0 /* need x0 for return value */ ;\
1: ldxrb w0, [x4] /* load old value */ ;\
INSN w0, w0, w1 /* calc new (return) value */ ;\
stxrb w3, w0, [x4] /* try to store */ ;\
@@ -69,7 +69,7 @@ END(_atomic_##OP##_16)
#define ATOMIC_OP16_NV(OP, INSN) \
ENTRY_NP(_atomic_##OP##_16_nv) ;\
- mov x4, x0 /* need r0 for return value */ ;\
+ mov x4, x0 /* need x0 for return value */ ;\
1: ldxrh w0, [x4] /* load old value */ ;\
INSN w0, w0, w1 /* calc new (return) value */ ;\
stxrh w3, w0, [x4] /* try to store */ ;\
@@ -91,7 +91,7 @@ END(_atomic_##OP##_32)
#define ATOMIC_OP32_NV(OP, INSN) \
ENTRY_NP(_atomic_##OP##_32_nv) ;\
- mov x4, x0 /* need r0 for return value */ ;\
+ mov x4, x0 /* need x0 for return value */ ;\
1: ldxr w0, [x4] /* load old value */ ;\
INSN w0, w0, w1 /* calc new (return) value */ ;\
stxr w3, w0, [x4] /* try to store */ ;\
@@ -113,7 +113,7 @@ END(_atomic_##OP##_64)
#define ATOMIC_OP64_NV(OP, INSN) \
ENTRY_NP(_atomic_##OP##_64_nv) ;\
- mov x4, x0 /* need r0 for return value */ ;\
+ mov x4, x0 /* need x0 for return value */ ;\
1: ldxr x0, [x4] /* load old value */ ;\
INSN x0, x0, x1 /* calc new (return) value */ ;\
stxr w3, x0, [x4] /* try to store */ ;\
