summaryrefslogtreecommitdiff
path: root/nptl
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2009-11-17 17:59:33 -0800
committerUlrich Drepper <drepper@redhat.com>2009-11-17 17:59:33 -0800
commitf8c10bb45b7639ec7b6bb500a9e69b1e29d5e6f6 (patch)
tree729b54bba26bbac84f6170702f56bda4d983f374 /nptl
parent3933378fd3cbe49c1e0ca42844f959eb12f05f60 (diff)
Use cfi directives in x86 pthread_cond_{,timed}wait.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/ChangeLog7
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S254
-rw-r--r--nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S223
3 files changed, 140 insertions, 344 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 0aaaa3f7b9..ae345a3574 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,10 @@
+2009-11-17 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Convert to use
+ cfi directives.
+ * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Likewise.
+ Based on a patch by Dinakar Guniguntala <dino@in.ibm.com>.
+
2009-11-03 Andreas Schwab <schwab@linux-m68k.org>
[BZ #4457]
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
index 83f8db25bb..8f5088a460 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
+++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2004, 2006-2007, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -34,14 +34,29 @@
.align 16
__pthread_cond_timedwait:
.LSTARTCODE:
+ cfi_startproc
+#ifdef SHARED
+ cfi_personality(DW_EH_PE_pcrel | DW_EH_PE_sdata4 | DW_EH_PE_indirect,
+ DW.ref.__gcc_personality_v0)
+ cfi_lsda(DW_EH_PE_pcrel | DW_EH_PE_sdata4, .LexceptSTART)
+#else
+ cfi_personality(DW_EH_PE_udata4, __gcc_personality_v0)
+ cfi_lsda(DW_EH_PE_udata4, .LexceptSTART)
+#endif
+
pushl %ebp
-.Lpush_ebp:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%ebp, 0)
pushl %edi
-.Lpush_edi:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%edi, 0)
pushl %esi
-.Lpush_esi:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%esi, 0)
pushl %ebx
-.Lpush_ebx:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%ebx, 0)
+ cfi_remember_state
movl 20(%esp), %ebx
movl 28(%esp), %ebp
@@ -82,7 +97,7 @@ __pthread_cond_timedwait:
#define FRAME_SIZE 24
subl $FRAME_SIZE, %esp
-.Lsubl:
+ cfi_adjust_cfa_offset(FRAME_SIZE)
/* Get and store current wakeup_seq value. */
movl wakeup_seq(%ebx), %edi
@@ -273,7 +288,7 @@ __pthread_cond_timedwait:
11: movl 24+FRAME_SIZE(%esp), %eax
call __pthread_mutex_cond_lock
addl $FRAME_SIZE, %esp
-.Laddl:
+ cfi_adjust_cfa_offset(-FRAME_SIZE);
/* We return the result of the mutex_lock operation if it failed. */
testl %eax, %eax
@@ -286,19 +301,24 @@ __pthread_cond_timedwait:
#endif
18: popl %ebx
-.Lpop_ebx:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%ebx)
popl %esi
-.Lpop_esi:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%esi)
popl %edi
-.Lpop_edi:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%edi)
popl %ebp
-.Lpop_ebp:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%ebp)
ret
+ cfi_restore_state
+
/* Initial locking failed. */
1:
-.LSbl1:
#if cond_lock == 0
movl %ebx, %edx
#else
@@ -317,9 +337,17 @@ __pthread_cond_timedwait:
call __lll_lock_wait
jmp 2b
- /* Unlock in loop requires wakeup. */
-3:
-.LSbl2:
+ /* The initial unlocking of the mutex failed. */
+16:
+ LOCK
+#if cond_lock == 0
+ subl $1, (%ebx)
+#else
+ subl $1, cond_lock(%ebx)
+#endif
+ jne 18b
+
+ movl %eax, %esi
#if cond_lock == 0
movl %ebx, %eax
#else
@@ -336,14 +364,18 @@ __pthread_cond_timedwait:
addl $LLL_PRIVATE, %ecx
#endif
call __lll_unlock_wake
- jmp 4b
- /* Locking in loop failed. */
-5:
+ movl %esi, %eax
+ jmp 18b
+
+ cfi_adjust_cfa_offset(FRAME_SIZE)
+
+ /* Unlock in loop requires wakeup. */
+3:
#if cond_lock == 0
- movl %ebx, %edx
+ movl %ebx, %eax
#else
- leal cond_lock(%ebx), %edx
+ leal cond_lock(%ebx), %eax
#endif
#if (LLL_SHARED-LLL_PRIVATE) > 255
xorl %ecx, %ecx
@@ -355,15 +387,15 @@ __pthread_cond_timedwait:
#if LLL_PRIVATE != 0
addl $LLL_PRIVATE, %ecx
#endif
- call __lll_lock_wait
- jmp 6b
+ call __lll_unlock_wake
+ jmp 4b
- /* Unlock after loop requires wakeup. */
-10:
+ /* Locking in loop failed. */
+5:
#if cond_lock == 0
- movl %ebx, %eax
+ movl %ebx, %edx
#else
- leal cond_lock(%ebx), %eax
+ leal cond_lock(%ebx), %edx
#endif
#if (LLL_SHARED-LLL_PRIVATE) > 255
xorl %ecx, %ecx
@@ -375,21 +407,11 @@ __pthread_cond_timedwait:
#if LLL_PRIVATE != 0
addl $LLL_PRIVATE, %ecx
#endif
- call __lll_unlock_wake
- jmp 11b
-
- /* The initial unlocking of the mutex failed. */
-16:
-.LSbl3:
- LOCK
-#if cond_lock == 0
- subl $1, (%ebx)
-#else
- subl $1, cond_lock(%ebx)
-#endif
- jne 18b
+ call __lll_lock_wait
+ jmp 6b
- movl %eax, %esi
+ /* Unlock after loop requires wakeup. */
+10:
#if cond_lock == 0
movl %ebx, %eax
#else
@@ -406,13 +428,10 @@ __pthread_cond_timedwait:
addl $LLL_PRIVATE, %ecx
#endif
call __lll_unlock_wake
-
- movl %esi, %eax
- jmp 18b
+ jmp 11b
#if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS
/* clock_gettime not available. */
-.LSbl4:
19: leal 4(%esp), %ebx
xorl %ecx, %ecx
movl $__NR_gettimeofday, %eax
@@ -443,7 +462,6 @@ versioned_symbol (libpthread, __pthread_cond_timedwait, pthread_cond_timedwait,
.type __condvar_tw_cleanup2, @function
__condvar_tw_cleanup2:
subl $cond_futex, %ebx
-.LSbl5:
.size __condvar_tw_cleanup2, .-__condvar_tw_cleanup2
.type __condvar_tw_cleanup, @function
__condvar_tw_cleanup:
@@ -583,14 +601,15 @@ __condvar_tw_cleanup:
call _Unwind_Resume
hlt
.LENDCODE:
+ cfi_endproc
.size __condvar_tw_cleanup, .-__condvar_tw_cleanup
.section .gcc_except_table,"a",@progbits
.LexceptSTART:
- .byte 0xff # @LPStart format (omit)
- .byte 0xff # @TType format (omit)
- .byte 0x0b # call-site format
+ .byte DW_EH_PE_omit # @LPStart format (omit)
+ .byte DW_EH_PE_omit # @TType format (omit)
+ .byte DW_EH_PE_sdata4 # call-site format
# DW_EH_PE_sdata4
.uleb128 .Lcstend-.Lcstbegin
.Lcstbegin:
@@ -613,144 +632,13 @@ __condvar_tw_cleanup:
.Lcstend:
- .section .eh_frame,"a",@progbits
-.LSTARTFRAME:
- .long L(ENDCIE)-L(STARTCIE) # Length of the CIE.
-.LSTARTCIE:
- .long 0 # CIE ID.
- .byte 1 # Version number.
-#ifdef SHARED
- .string "zPLR" # NUL-terminated augmentation
- # string.
-#else
- .string "zPL" # NUL-terminated augmentation
- # string.
-#endif
- .uleb128 1 # Code alignment factor.
- .sleb128 -4 # Data alignment factor.
- .byte 8 # Return address register
- # column.
-#ifdef SHARED
- .uleb128 7 # Augmentation value length.
- .byte 0x9b # Personality: DW_EH_PE_pcrel
- # + DW_EH_PE_sdata4
- # + DW_EH_PE_indirect
- .long DW.ref.__gcc_personality_v0-.
- .byte 0x1b # LSDA Encoding: DW_EH_PE_pcrel
- # + DW_EH_PE_sdata4.
- .byte 0x1b # FDE Encoding: DW_EH_PE_pcrel
- # + DW_EH_PE_sdata4.
-#else
- .uleb128 6 # Augmentation value length.
- .byte 0x0 # Personality: absolute
- .long __gcc_personality_v0
- .byte 0x0 # LSDA Encoding: absolute
-#endif
- .byte 0x0c # DW_CFA_def_cfa
- .uleb128 4
- .uleb128 4
- .byte 0x88 # DW_CFA_offset, column 0x8
- .uleb128 1
- .align 4
-.LENDCIE:
-
- .long .LENDFDE-.LSTARTFDE # Length of the FDE.
-.LSTARTFDE:
- .long .LSTARTFDE-.LSTARTFRAME # CIE pointer.
-#ifdef SHARED
- .long .LSTARTCODE-. # PC-relative start address
- # of the code
-#else
- .long .LSTARTCODE # Start address of the code.
-#endif
- .long .LENDCODE-.LSTARTCODE # Length of the code.
- .uleb128 4 # Augmentation size
-#ifdef SHARED
- .long .LexceptSTART-.
-#else
- .long .LexceptSTART
-#endif
- .byte 0x40+.Lpush_ebp-.LSTARTCODE # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 8
- .byte 0x85 # DW_CFA_offset %ebp
- .uleb128 2
- .byte 0x40+ .Lpush_edi-.Lpush_ebp # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 12
- .byte 0x87 # DW_CFA_offset %edi
- .uleb128 3
- .byte 0x40+.Lpush_esi-.Lpush_edi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16
- .byte 0x86 # DW_CFA_offset %esi
- .uleb128 4
- .byte 0x40+.Lpush_ebx-.Lpush_esi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20
- .byte 0x83 # DW_CFA_offset %ebx
- .uleb128 5
- .byte 4 # DW_CFA_advance_loc4
- .4byte .Lsubl-.Lpush_ebx
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20+FRAME_SIZE
- .byte 4 # DW_CFA_advance_loc4
- .4byte .Laddl-.Lsubl
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20
- .byte 0x40+.Lpop_ebx-.Laddl # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16
- .byte 0xc3 # DW_CFA_restore %ebx
- .byte 0x40+.Lpop_esi-.Lpop_ebx # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 12
- .byte 0xc6 # DW_CFA_restore %esi
- .byte 0x40+.Lpop_edi-.Lpop_esi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 8
- .byte 0xc7 # DW_CFA_restore %edi
- .byte 0x40+.Lpop_ebp-.Lpop_edi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 4
- .byte 0xc5 # DW_CFA_restore %ebp
- .byte 0x40+.LSbl1-.Lpop_edi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20
- .byte 4 # DW_CFA_advance_loc4
- .4byte .LSbl2-.LSbl1
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20+FRAME_SIZE
- .byte 0x85 # DW_CFA_offset %ebp
- .uleb128 2
- .byte 0x87 # DW_CFA_offset %edi
- .uleb128 3
- .byte 0x86 # DW_CFA_offset %esi
- .uleb128 4
- .byte 0x83 # DW_CFA_offset %ebx
- .uleb128 5
- .byte 4 # DW_CFA_advance_loc4
- .4byte .LSbl3-.LSbl2
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20
- .byte 4 # DW_CFA_advance_loc4
-#if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS
- .4byte .LSbl4-.LSbl3
-#else
- .4byte .LSbl5-.LSbl3
-#endif
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 20+FRAME_SIZE
- .align 4
-.LENDFDE:
-
#ifdef SHARED
.hidden DW.ref.__gcc_personality_v0
- .weak DW.ref.__gcc_personality_v0
+ .weak DW.ref.__gcc_personality_v0
.section .gnu.linkonce.d.DW.ref.__gcc_personality_v0,"aw",@progbits
- .align 4
- .type DW.ref.__gcc_personality_v0, @object
- .size DW.ref.__gcc_personality_v0, 4
+ .align 4
+ .type DW.ref.__gcc_personality_v0, @object
+ .size DW.ref.__gcc_personality_v0, 4
DW.ref.__gcc_personality_v0:
.long __gcc_personality_v0
#endif
diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
index 5b301979b5..776b95e40c 100644
--- a/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
+++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2004, 2006-2007, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@@ -33,13 +33,26 @@
.align 16
__pthread_cond_wait:
.LSTARTCODE:
+ cfi_startproc
+#ifdef SHARED
+ cfi_personality(DW_EH_PE_pcrel | DW_EH_PE_sdata4 | DW_EH_PE_indirect,
+ DW.ref.__gcc_personality_v0)
+ cfi_lsda(DW_EH_PE_pcrel | DW_EH_PE_sdata4, .LexceptSTART)
+#else
+ cfi_personality(DW_EH_PE_udata4, __gcc_personality_v0)
+ cfi_lsda(DW_EH_PE_udata4, .LexceptSTART)
+#endif
pushl %edi
-.Lpush_edi:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%edi, 0)
pushl %esi
-.Lpush_esi:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%esi, 0)
pushl %ebx
-.Lpush_ebx:
+ cfi_adjust_cfa_offset(4)
+ cfi_rel_offset(%ebx, 0)
+ cfi_remember_state
xorl %esi, %esi
movl 16(%esp), %ebx
@@ -76,7 +89,7 @@ __pthread_cond_wait:
#define FRAME_SIZE 16
subl $FRAME_SIZE, %esp
-.Lsubl:
+ cfi_adjust_cfa_offset(FRAME_SIZE)
/* Get and store current wakeup_seq value. */
movl wakeup_seq(%ebx), %edi
@@ -202,21 +215,25 @@ __pthread_cond_wait:
11: movl 20+FRAME_SIZE(%esp), %eax
call __pthread_mutex_cond_lock
addl $FRAME_SIZE, %esp
-.Laddl:
+ cfi_adjust_cfa_offset(-FRAME_SIZE);
14: popl %ebx
-.Lpop_ebx:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%ebx)
popl %esi
-.Lpop_esi:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%esi)
popl %edi
-.Lpop_edi:
+ cfi_adjust_cfa_offset(-4)
+ cfi_restore(%edi)
/* We return the result of the mutex_lock operation. */
ret
+ cfi_restore_state
+
/* Initial locking failed. */
1:
-.LSbl1:
#if cond_lock == 0
movl %ebx, %edx
#else
@@ -235,9 +252,17 @@ __pthread_cond_wait:
call __lll_lock_wait
jmp 2b
- /* Unlock in loop requires waekup. */
-3:
-.LSbl2:
+ /* The initial unlocking of the mutex failed. */
+12:
+ LOCK
+#if cond_lock == 0
+ subl $1, (%ebx)
+#else
+ subl $1, cond_lock(%ebx)
+#endif
+ jne 14b
+
+ movl %eax, %esi
#if cond_lock == 0
movl %ebx, %eax
#else
@@ -254,14 +279,18 @@ __pthread_cond_wait:
addl $LLL_PRIVATE, %ecx
#endif
call __lll_unlock_wake
- jmp 4b
- /* Locking in loop failed. */
-5:
+ movl %esi, %eax
+ jmp 14b
+
+ cfi_adjust_cfa_offset(FRAME_SIZE)
+
+ /* Unlock in loop requires wakeup. */
+3:
#if cond_lock == 0
- movl %ebx, %edx
+ movl %ebx, %eax
#else
- leal cond_lock(%ebx), %edx
+ leal cond_lock(%ebx), %eax
#endif
#if (LLL_SHARED-LLL_PRIVATE) > 255
xorl %ecx, %ecx
@@ -273,15 +302,15 @@ __pthread_cond_wait:
#if LLL_PRIVATE != 0
addl $LLL_PRIVATE, %ecx
#endif
- call __lll_lock_wait
- jmp 6b
+ call __lll_unlock_wake
+ jmp 4b
- /* Unlock after loop requires wakeup. */
-10:
+ /* Locking in loop failed. */
+5:
#if cond_lock == 0
- movl %ebx, %eax
+ movl %ebx, %edx
#else
- leal cond_lock(%ebx), %eax
+ leal cond_lock(%ebx), %edx
#endif
#if (LLL_SHARED-LLL_PRIVATE) > 255
xorl %ecx, %ecx
@@ -293,21 +322,11 @@ __pthread_cond_wait:
#if LLL_PRIVATE != 0
addl $LLL_PRIVATE, %ecx
#endif
- call __lll_unlock_wake
- jmp 11b
-
- /* The initial unlocking of the mutex failed. */
-12:
-.LSbl3:
- LOCK
-#if cond_lock == 0
- subl $1, (%ebx)
-#else
- subl $1, cond_lock(%ebx)
-#endif
- jne 14b
+ call __lll_lock_wait
+ jmp 6b
- movl %eax, %esi
+ /* Unlock after loop requires wakeup. */
+10:
#if cond_lock == 0
movl %ebx, %eax
#else
@@ -324,9 +343,7 @@ __pthread_cond_wait:
addl $LLL_PRIVATE, %ecx
#endif
call __lll_unlock_wake
-
- movl %esi, %eax
- jmp 14b
+ jmp 11b
.size __pthread_cond_wait, .-__pthread_cond_wait
versioned_symbol (libpthread, __pthread_cond_wait, pthread_cond_wait,
GLIBC_2_3_2)
@@ -475,14 +492,15 @@ __condvar_w_cleanup:
call _Unwind_Resume
hlt
.LENDCODE:
+ cfi_endproc
.size __condvar_w_cleanup, .-__condvar_w_cleanup
.section .gcc_except_table,"a",@progbits
.LexceptSTART:
- .byte 0xff # @LPStart format (omit)
- .byte 0xff # @TType format (omit)
- .byte 0x0b # call-site format
+ .byte DW_EH_PE_omit # @LPStart format (omit)
+ .byte DW_EH_PE_omit # @TType format (omit)
+ .byte DW_EH_PE_sdata4 # call-site format
# DW_EH_PE_sdata4
.uleb128 .Lcstend-.Lcstbegin
.Lcstbegin:
@@ -504,123 +522,6 @@ __condvar_w_cleanup:
.uleb128 0
.Lcstend:
- .section .eh_frame,"a",@progbits
-.LSTARTFRAME:
- .long L(ENDCIE)-L(STARTCIE) # Length of the CIE.
-.LSTARTCIE:
- .long 0 # CIE ID.
- .byte 1 # Version number.
-#ifdef SHARED
- .string "zPLR" # NUL-terminated augmentation
- # string.
-#else
- .string "zPL" # NUL-terminated augmentation
- # string.
-#endif
- .uleb128 1 # Code alignment factor.
- .sleb128 -4 # Data alignment factor.
- .byte 8 # Return address register
- # column.
-#ifdef SHARED
- .uleb128 7 # Augmentation value length.
- .byte 0x9b # Personality: DW_EH_PE_pcrel
- # + DW_EH_PE_sdata4
- # + DW_EH_PE_indirect
- .long DW.ref.__gcc_personality_v0-.
- .byte 0x1b # LSDA Encoding: DW_EH_PE_pcrel
- # + DW_EH_PE_sdata4.
- .byte 0x1b # FDE Encoding: DW_EH_PE_pcrel
- # + DW_EH_PE_sdata4.
-#else
- .uleb128 6 # Augmentation value length.
- .byte 0x0 # Personality: absolute
- .long __gcc_personality_v0
- .byte 0x0 # LSDA Encoding: absolute
-#endif
- .byte 0x0c # DW_CFA_def_cfa
- .uleb128 4
- .uleb128 4
- .byte 0x88 # DW_CFA_offset, column 0x8
- .uleb128 1
- .align 4
-.LENDCIE:
-
- .long .LENDFDE-.LSTARTFDE # Length of the FDE.
-.LSTARTFDE:
- .long .LSTARTFDE-.LSTARTFRAME # CIE pointer.
-#ifdef SHARED
- .long .LSTARTCODE-. # PC-relative start address
- # of the code.
-#else
- .long .LSTARTCODE # Start address of the code.
-#endif
- .long .LENDCODE-.LSTARTCODE # Length of the code.
- .uleb128 4 # Augmentation size
-#ifdef SHARED
- .long .LexceptSTART-.
-#else
- .long .LexceptSTART
-#endif
- .byte 0x40+.Lpush_edi-.LSTARTCODE # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 8
- .byte 0x87 # DW_CFA_offset %edi
- .uleb128 2
- .byte 0x40+.Lpush_esi-.Lpush_edi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 12
- .byte 0x86 # DW_CFA_offset %esi
- .uleb128 3
- .byte 0x40+.Lpush_ebx-.Lpush_esi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16
- .byte 0x83 # DW_CFA_offset %ebx
- .uleb128 4
- .byte 4 # DW_CFA_advance_loc4
- .4byte .Lsubl-.Lpush_ebx
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16+FRAME_SIZE
- .byte 4 # DW_CFA_advance_loc4
- .4byte .Laddl-.Lsubl
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16
- .byte 0x40+ .Lpop_ebx-.Laddl # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 12
- .byte 0xc3 # DW_CFA_restore %ebx
- .byte 0x40+.Lpop_esi-.Lpop_ebx # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 8
- .byte 0xc6 # DW_CFA_restore %esi
- .byte 0x40+.Lpop_edi-.Lpop_esi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 4
- .byte 0xc7 # DW_CFA_restore %edi
- .byte 0x40+.LSbl1-.Lpop_edi # DW_CFA_advance_loc+N
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16
- .byte 0x87 # DW_CFA_offset %edi
- .uleb128 2
- .byte 0x86 # DW_CFA_offset %esi
- .uleb128 3
- .byte 0x83 # DW_CFA_offset %ebx
- .uleb128 4
- .byte 4 # DW_CFA_advance_loc4
- .4byte .LSbl2-.LSbl1
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16+FRAME_SIZE
- .byte 4 # DW_CFA_advance_loc4
- .4byte .LSbl3-.LSbl2
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16
- .byte 4 # DW_CFA_advance_loc4
- .4byte .LSbl4-.LSbl3
- .byte 14 # DW_CFA_def_cfa_offset
- .uleb128 16+FRAME_SIZE
- .align 4
-.LENDFDE:
-
-
#ifdef PIC
.section .gnu.linkonce.t.__i686.get_pc_thunk.cx,"ax",@progbits
.globl __i686.get_pc_thunk.cx