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authorThomas Zimmermann <tzimmermann@suse.de>2023-06-15 10:34:19 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2023-06-15 10:34:19 +0200
commitdb6da59cf27b5661ced03754ae0550f8914eda9e (patch)
treeccb1851c8a71e776dbccf1ccae132dc9b5f093c6 /tools/testing/selftests/sigaltstack/current_stack_pointer.h
parentcf03e2956af307dc25e8c41fd4cffe44482a6ec1 (diff)
parent901bdf5ea1a836400ee69aa32b04e9c209271ec7 (diff)
Merge drm/drm-next into drm-misc-next-fixes
Backmerging to sync drm-misc-next-fixes with drm-misc-next. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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