Diffstat (limited to 'arch/arm/include/asm/compiler.h')
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/include/asm/compiler.h b/arch/arm/include/asm/compiler.h
new file mode 100644
@@ -0,0 +1,15 @@
+ * This is used to ensure the compiler did actually allocate the register we
+ * asked it for some inline assembly sequences. Apparently we can't trust
+ * the compiler from one version to another so a bit of paranoia won't hurt.
+ * This string is meant to be concatenated with the inline asm string and
+ * will cause compilation to stop on mismatch.
+ * (for details, see gcc PR 15089)
+#define __asmeq(x, y) ".ifnc " x "," y " ; .err ; .endif\n\t"
+#endif /* __ASM_ARM_COMPILER_H */