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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: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2009-08-31 11:53:23 -07:00
parent 6b0f43ddfa
commit fe9b4e4e40
1 changed files with 17 additions and 1 deletions
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18
arch/x86/include/asm/dwarf2.h
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@ -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__*/