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-rw-r--r--include/common/aarch32/assert_macros.S29
1 files changed, 29 insertions, 0 deletions
diff --git a/include/common/aarch32/assert_macros.S b/include/common/aarch32/assert_macros.S
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index 000000000..5dc9e6472
--- /dev/null
+++ b/include/common/aarch32/assert_macros.S
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2018, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef __ASSERT_MACROS_S__
+#define __ASSERT_MACROS_S__
+
+ /*
+ * Assembler macro to enable asm_assert. We assume that the stack is
+ * initialized prior to invoking this macro. Please note that the
+ * macro makes use of label '300' to provide the logic and the
+ * caller should make sure that this label is not used to branch
+ * prior to calling this macro.
+ */
+#define ASM_ASSERT(_cc) \
+.ifndef .L_assert_filename ;\
+ .pushsection .rodata.str1.1, "aS" ;\
+ .L_assert_filename: ;\
+ .string __FILE__ ;\
+ .popsection ;\
+.endif ;\
+ b##_cc 300f ;\
+ ldr r0, =.L_assert_filename ;\
+ mov r1, #__LINE__ ;\
+ b asm_assert ;\
+300:
+
+#endif /* __ASSERT_MACROS_S__ */