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| author | H. Peter Anvin <hpa@zytor.com> | 2009-08-31 20:53:23 +0200 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-09-01 00:14:29 +0200 |
| commit | fe9b4e4e40ffdabbd385cdf171cb861c2fd517c0 (patch) | |
| tree | 87234673953823bba46c6992c69c7a229873fe19 | |
| parent | x86, AMD: Disable wrongly set X86_FEATURE_LAHF_LM CPUID bit (diff) | |
| download | linux-fe9b4e4e40ffdabbd385cdf171cb861c2fd517c0.tar.xz linux-fe9b4e4e40ffdabbd385cdf171cb861c2fd517c0.zip | |
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>
| -rw-r--r-- | arch/x86/include/asm/dwarf2.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/arch/x86/include/asm/dwarf2.h b/arch/x86/include/asm/dwarf2.h index 3afc5e87cfdd..ae6253ab9029 100644 --- a/arch/x86/include/asm/dwarf2.h +++ b/arch/x86/include/asm/dwarf2.h @@ -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__*/ |