[PATCH v2 1/2] include: utils/hsm: Add __noreturn attribute for sifive_cease

Decorate the sifive_cease to allow more compiler optimizations

Signed-off-by: Bo Gan <[email protected]>
---
 include/sbi_utils/hsm/fdt_hsm_sifive_inst.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h b/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h
index 7e9180ea..8de853ed 100644
--- a/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h
+++ b/include/sbi_utils/hsm/fdt_hsm_sifive_inst.h
@@ -7,9 +7,10 @@
 #ifndef __FDT_HSM_SIFIVE_INST_H__
 #define __FDT_HSM_SIFIVE_INST_H__
 
-static inline void sifive_cease(void)
+static inline void __noreturn sifive_cease(void)
 {
 	__asm__ __volatile__(".word 0x30500073" ::: "memory");
+	__builtin_unreachable();
 }
 
 static inline void sifive_cflush(void)
-- 
2.34.1


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