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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/x86/include/asm/frame.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/x86/include/asm/frame.h')
-rw-r--r--arch/x86/include/asm/frame.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/x86/include/asm/frame.h b/arch/x86/include/asm/frame.h
new file mode 100644
index 00000000..3b629f47
--- /dev/null
+++ b/arch/x86/include/asm/frame.h
@@ -0,0 +1,26 @@
+#ifdef __ASSEMBLY__
+
+#include <asm/asm.h>
+#include <asm/dwarf2.h>
+
+/* The annotation hides the frame from the unwinder and makes it look
+ like a ordinary ebp save/restore. This avoids some special cases for
+ frame pointer later */
+#ifdef CONFIG_FRAME_POINTER
+ .macro FRAME
+ __ASM_SIZE(push,_cfi) %__ASM_REG(bp)
+ CFI_REL_OFFSET __ASM_REG(bp), 0
+ __ASM_SIZE(mov) %__ASM_REG(sp), %__ASM_REG(bp)
+ .endm
+ .macro ENDFRAME
+ __ASM_SIZE(pop,_cfi) %__ASM_REG(bp)
+ CFI_RESTORE __ASM_REG(bp)
+ .endm
+#else
+ .macro FRAME
+ .endm
+ .macro ENDFRAME
+ .endm
+#endif
+
+#endif /* __ASSEMBLY__ */