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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/loongarch/include/asm/regdef.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/loongarch/include/asm/regdef.h')
-rw-r--r--arch/loongarch/include/asm/regdef.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/regdef.h b/arch/loongarch/include/asm/regdef.h
new file mode 100644
index 0000000000..49a374c261
--- /dev/null
+++ b/arch/loongarch/include/asm/regdef.h
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
+ */
+#ifndef _ASM_REGDEF_H
+#define _ASM_REGDEF_H
+
+#define zero $r0 /* wired zero */
+#define ra $r1 /* return address */
+#define tp $r2
+#define sp $r3 /* stack pointer */
+#define a0 $r4 /* argument registers, a0/a1 reused as v0/v1 for return value */
+#define a1 $r5
+#define a2 $r6
+#define a3 $r7
+#define a4 $r8
+#define a5 $r9
+#define a6 $r10
+#define a7 $r11
+#define t0 $r12 /* caller saved */
+#define t1 $r13
+#define t2 $r14
+#define t3 $r15
+#define t4 $r16
+#define t5 $r17
+#define t6 $r18
+#define t7 $r19
+#define t8 $r20
+#define u0 $r21
+#define fp $r22 /* frame pointer */
+#define s0 $r23 /* callee saved */
+#define s1 $r24
+#define s2 $r25
+#define s3 $r26
+#define s4 $r27
+#define s5 $r28
+#define s6 $r29
+#define s7 $r30
+#define s8 $r31
+
+#endif /* _ASM_REGDEF_H */