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| author | Andi Kleen <ak@suse.de> | 2007-08-15 02:40:37 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-08-18 19:25:25 +0200 |
| commit | f0f12d85af8593e45fdf4a4d4c7cad240a6787a2 (patch) | |
| tree | 6277016bd6aae2acebd03e462215f8350038419b /arch/i386 | |
| parent | x86_64: Change PMDS invocation to single macro (diff) | |
| download | linux-f0f12d85af8593e45fdf4a4d4c7cad240a6787a2.tar.xz linux-f0f12d85af8593e45fdf4a4d4c7cad240a6787a2.zip | |
x86_64: Check for .cfi_rel_offset in CFI probe
Very old 64bit binutils have .cfi_startproc/endproc, but
no .cfi_rel_offset. Check for .cfi_rel_offset too.
Cc: Jan Beulich <jbeulich@novell.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/i386')
| -rw-r--r-- | arch/i386/Makefile | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/i386/Makefile b/arch/i386/Makefile index 01f0ff0daaf4..52b932478c6d 100644 --- a/arch/i386/Makefile +++ b/arch/i386/Makefile @@ -51,8 +51,8 @@ cflags-y += -maccumulate-outgoing-args CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;) # do binutils support CFI? -cflags-y += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,) -AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,) +cflags-y += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,) +AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,) # is .cfi_signal_frame supported too? cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,) |