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authorJiri Kosina <jkosina@suse.cz>2023-04-26 22:52:34 +0200
committerJiri Kosina <jkosina@suse.cz>2023-04-26 22:52:34 +0200
commitcdc780f044a803aff8845b949f800f0f3d095d5f (patch)
tree6695a80568f6b4aef414070f17859f434e229957 /tools/testing/selftests/sigaltstack/current_stack_pointer.h
parent38518593ec55e897abda4b4be77b2ec8ec4447d1 (diff)
parent37386669887d3f2ccf021322c5558353d20f2387 (diff)
Merge branch 'for-6.4/amd-sfh' into for-linus
- assorted functional fixes for amd-sfh driver (Basavaraj Natikar)
Diffstat (limited to 'tools/testing/selftests/sigaltstack/current_stack_pointer.h')
-rw-r--r--tools/testing/selftests/sigaltstack/current_stack_pointer.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/testing/selftests/sigaltstack/current_stack_pointer.h b/tools/testing/selftests/sigaltstack/current_stack_pointer.h
new file mode 100644
index 000000000000..ea9bdf3a90b1
--- /dev/null
+++ b/tools/testing/selftests/sigaltstack/current_stack_pointer.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#if __alpha__
+register unsigned long sp asm("$30");
+#elif __arm__ || __aarch64__ || __csky__ || __m68k__ || __mips__ || __riscv
+register unsigned long sp asm("sp");
+#elif __i386__
+register unsigned long sp asm("esp");
+#elif __loongarch64
+register unsigned long sp asm("$sp");
+#elif __ppc__
+register unsigned long sp asm("r1");
+#elif __s390x__
+register unsigned long sp asm("%15");
+#elif __sh__
+register unsigned long sp asm("r15");
+#elif __x86_64__
+register unsigned long sp asm("rsp");
+#elif __XTENSA__
+register unsigned long sp asm("a1");
+#else
+#error "implement current_stack_pointer equivalent"
+#endif