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osf.S (UA_SI, [...]): Define.

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* src/alpha/osf.S (UA_SI, FDE_ENCODING, FDE_ENCODE, FDE_ARANGE):
	Define.
	Use them to handle ELF vs. ECOFF differences.
	[__osf__] (_GLOBAL__F_ffi_call_osf): Define.

From-SVN: r173151
This commit is contained in:
Rainer Orth 2011-04-29 08:49:08 +00:00 committed by Rainer Orth
parent 5c24671b5a
commit 9d9305ea5d
2 changed files with 46 additions and 18 deletions
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7
libffi/ChangeLog
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@ -1,3 +1,10 @@
2011-04-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* src/alpha/osf.S (UA_SI, FDE_ENCODING, FDE_ENCODE, FDE_ARANGE):
Define.
Use them to handle ELF vs. ECOFF differences.
[__osf__] (_GLOBAL__F_ffi_call_osf): Define.
2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.

57
libffi/src/alpha/osf.S
View File

@ -1,5 +1,5 @@
/* -----------------------------------------------------------------------
osf.S - Copyright (c) 1998, 2001, 2007, 2008 Red Hat
osf.S - Copyright (c) 1998, 2001, 2007, 2008, 2011 Red Hat
Alpha/OSF Foreign Function Interface
@ -298,34 +298,52 @@ $load_table:
#error "osf.S out of sync with ffi.h"
#endif
#ifdef __ELF__
# define UA_SI .4byte
# define FDE_ENCODING 0x1b /* pcrel sdata4 */
# define FDE_ENCODE(X) .4byte X-.
# define FDE_ARANGE(X) .4byte X
#elif defined __osf__
# define UA_SI .align 0; .long
# define FDE_ENCODING 0x50 /* aligned absolute */
# define FDE_ENCODE(X) .align 3; .quad X
# define FDE_ARANGE(X) .align 0; .quad X
#endif
#ifdef __ELF__
.section .eh_frame,EH_FRAME_FLAGS,@progbits
#elif defined __osf__
.data
.align 3
.globl _GLOBAL__F_ffi_call_osf
_GLOBAL__F_ffi_call_osf:
#endif
__FRAME_BEGIN__:
.4byte $LECIE1-$LSCIE1 # Length of Common Information Entry
UA_SI $LECIE1-$LSCIE1 # Length of Common Information Entry
$LSCIE1:
.4byte 0x0 # CIE Identifier Tag
UA_SI 0x0 # CIE Identifier Tag
.byte 0x1 # CIE Version
.ascii "zR\0" # CIE Augmentation
.byte 0x1 # uleb128 0x1; CIE Code Alignment Factor
.byte 0x78 # sleb128 -8; CIE Data Alignment Factor
.byte 26 # CIE RA Column
.byte 0x1 # uleb128 0x1; Augmentation size
.byte 0x1b # FDE Encoding (pcrel sdata4)
.byte FDE_ENCODING # FDE Encoding
.byte 0xc # DW_CFA_def_cfa
.byte 30 # uleb128 column 30
.byte 0 # uleb128 offset 0
.align 3
$LECIE1:
$LSFDE1:
.4byte $LEFDE1-$LASFDE1 # FDE Length
UA_SI $LEFDE1-$LASFDE1 # FDE Length
$LASFDE1:
.4byte $LASFDE1-__FRAME_BEGIN__ # FDE CIE offset
.4byte $LFB1-. # FDE initial location
.4byte $LFE1-$LFB1 # FDE address range
UA_SI $LASFDE1-__FRAME_BEGIN__ # FDE CIE offset
FDE_ENCODE($LFB1) # FDE initial location
FDE_ARANGE($LFE1-$LFB1) # FDE address range
.byte 0x0 # uleb128 0x0; Augmentation size
.byte 0x4 # DW_CFA_advance_loc4
.4byte $LCFI1-$LFB1
UA_SI $LCFI1-$LFB1
.byte 0x9a # DW_CFA_offset, column 26
.byte 4 # uleb128 4*-8
.byte 0x8f # DW_CFA_offset, column 15
@ -335,32 +353,35 @@ $LASFDE1:
.byte 32 # uleb128 offset 32
.byte 0x4 # DW_CFA_advance_loc4
.4byte $LCFI2-$LCFI1
UA_SI $LCFI2-$LCFI1
.byte 0xda # DW_CFA_restore, column 26
.align 3
$LEFDE1:
$LSFDE3:
.4byte $LEFDE3-$LASFDE3 # FDE Length
UA_SI $LEFDE3-$LASFDE3 # FDE Length
$LASFDE3:
.4byte $LASFDE3-__FRAME_BEGIN__ # FDE CIE offset
.4byte $LFB2-. # FDE initial location
.4byte $LFE2-$LFB2 # FDE address range
UA_SI $LASFDE3-__FRAME_BEGIN__ # FDE CIE offset
FDE_ENCODE($LFB2) # FDE initial location
FDE_ARANGE($LFE2-$LFB2) # FDE address range
.byte 0x0 # uleb128 0x0; Augmentation size
.byte 0x4 # DW_CFA_advance_loc4
.4byte $LCFI5-$LFB2
UA_SI $LCFI5-$LFB2
.byte 0xe # DW_CFA_def_cfa_offset
.byte 0x80,0x1 # uleb128 128
.byte 0x4 # DW_CFA_advance_loc4
.4byte $LCFI6-$LCFI5
UA_SI $LCFI6-$LCFI5
.byte 0x9a # DW_CFA_offset, column 26
.byte 16 # uleb128 offset 16*-8
.align 3
$LEFDE3:
#if defined __osf__
.align 0
.long 0 # End of Table
#endif
#ifdef __linux__
#if defined __ELF__ && defined __linux__
.section .note.GNU-stack,"",@progbits
#endif
#endif