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Commit fe9b4e4e authored by H. Peter Anvin's avatar H. Peter Anvin
Browse files

x86, asm: Add 32-bit versions of the combined CFI macros 



Add 32-bit versions of the combined CFI macros, equivalent to the
64-bit ones except, obviously, operating on 32-bit stack words.

Signed-off-by: default avatarH. Peter Anvin <hpa@zytor.com>
parent 6b0f43dd

arch/x86/include/asm/dwarf2.h

+17 −1
Original line number Diff line number Diff line
@@ -87,9 +87,25 @@ 
	CFI_RESTORE \reg

	.endm

#else /*!CONFIG_X86_64*/

	.macro pushl_cfi reg

	pushl \reg

	CFI_ADJUST_CFA_OFFSET 4

	.endm



	/* 32bit defenitions are missed yet */

	.macro popl_cfi reg

	popl \reg

	CFI_ADJUST_CFA_OFFSET -4

	.endm



	.macro movl_cfi reg offset=0

	movl %\reg, \offset(%esp)

	CFI_REL_OFFSET \reg, \offset

	.endm



	.macro movl_cfi_restore offset reg

	movl \offset(%esp), %\reg

	CFI_RESTORE \reg

	.endm

#endif /*!CONFIG_X86_64*/

#endif /*__ASSEMBLY__*/