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sysv.S (ffi_call_SYSV): Stop argument popping correctly on sh3.
* src/sh/sysv.S (ffi_call_SYSV): Stop argument popping correctly on sh3. (ffi_closure_SYSV): Change the stack layout for sh3 struct argument. * src/sh/ffi.c (ffi_prep_args): Fix sh3 argument copy, when it is partially on register. (ffi_closure_helper_SYSV): Likewise. (ffi_prep_cif_machdep): Don't set too many cif->flags. From-SVN: r102298
This commit is contained in:
SUGIOKA Toshinobu
Kaz Kojima
parent
46a2c9d2d1
commit
583a92e874
@ -1,3 +1,13 @@
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2005-07-22 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
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* src/sh/sysv.S (ffi_call_SYSV): Stop argument popping correctly
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on sh3.
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(ffi_closure_SYSV): Change the stack layout for sh3 struct argument.
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* src/sh/ffi.c (ffi_prep_args): Fix sh3 argument copy, when it is
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partially on register.
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(ffi_closure_helper_SYSV): Likewise.
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(ffi_prep_cif_machdep): Don't set too many cif->flags.
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2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
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* src/sh/ffi.c (ffi_call): Handle small structures correctly.
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@ -210,15 +210,11 @@ void ffi_prep_args(char *stack, extended_cif *ecif)
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#if defined(__SH4__)
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if (greg + n - 1 >= NGREGARG)
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continue;
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greg += n;
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#else
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if (greg >= NGREGARG)
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continue;
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else if (greg + n - 1 >= NGREGARG)
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greg = NGREGARG;
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else
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greg += n;
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#endif
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greg += n;
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memcpy (argp, *p_argv, z);
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argp += n * sizeof (int);
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}
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@ -380,9 +376,8 @@ ffi_status ffi_prep_cif_machdep(ffi_cif *cif)
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if (greg >= NGREGARG)
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continue;
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else if (greg + n - 1 >= NGREGARG)
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greg = NGREGARG;
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else
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greg += n;
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n = NGREGARG - greg;
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greg += n;
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for (m = 0; m < n; m++)
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cif->flags += FFI_TYPE_INT << (2 * j++);
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}
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@ -628,15 +623,11 @@ ffi_closure_helper_SYSV (ffi_closure *closure, void *rvalue,
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#if defined(__SH4__)
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if (greg + n - 1 >= NGREGARG)
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continue;
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greg += n;
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#else
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if (greg >= NGREGARG)
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continue;
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else if (greg + n - 1 >= NGREGARG)
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greg = NGREGARG;
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else
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greg += n;
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#endif
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greg += n;
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avalue[i] = pgr;
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pgr += n;
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}
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@ -720,7 +711,8 @@ ffi_closure_helper_SYSV (ffi_closure *closure, void *rvalue,
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#if (! defined(__SH4__))
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else if (greg < NGREGARG)
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{
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greg = NGREGARG;
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greg += n;
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pst += greg - NGREGARG;
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continue;
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}
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#endif
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@ -401,6 +401,9 @@ L_pop_d:
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mov.l @r15+,r7
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L_pass_i:
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cmp/eq #FFI_TYPE_INT,r0
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bf L_call_it
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mov #8,r0
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cmp/hs r0,r2
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bt/s 2f
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@ -492,39 +495,42 @@ L_epilogue:
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ENTRY(ffi_closure_SYSV)
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.LFB2:
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mov.l r14,@-r15
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mov.l r7,@-r15
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.LCFI7:
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mov.l r6,@-r15
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.LCFI8:
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mov.l r5,@-r15
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.LCFI9:
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mov.l r4,@-r15
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.LCFIA:
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mov.l r14,@-r15
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.LCFIB:
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sts.l pr,@-r15
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/* Stack layout:
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...
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32 bytes (floating register parameters, SH-4 only)
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xx bytes (on stack parameters)
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16 bytes (register parameters)
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4 bytes (saved frame pointer)
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4 bytes (saved return address)
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32 bytes (floating register parameters, SH-4 only)
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8 bytes (result)
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4 bytes (pad)
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4 bytes (5th arg)
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<- new stack pointer
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*/
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.LCFI8:
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.LCFIC:
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#if defined(__SH4__)
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add #-64,r15
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add #-48,r15
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#else
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add #-32,r15
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add #-16,r15
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#endif
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.LCFI9:
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.LCFID:
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mov r15,r14
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.LCFIA:
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mov r14,r1
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add #32,r1
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mov.l r7,@-r1
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mov.l r6,@-r1
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mov.l r5,@-r1
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mov.l r4,@-r1
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mov r1,r6
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.LCFIE:
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#if defined(__SH4__)
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mov r14,r1
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add #64,r1
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add #48,r1
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#ifdef __LITTLE_ENDIAN__
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fmov.s fr10,@-r1
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fmov.s fr11,@-r1
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@ -545,6 +551,11 @@ ENTRY(ffi_closure_SYSV)
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fmov.s fr4,@-r1
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#endif
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mov r1,r7
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mov r14,r6
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add #56,r6
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#else
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mov r14,r6
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add #24,r6
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#endif
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bt/s 10f
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@ -678,13 +689,14 @@ L_case_uh:
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L_case_v:
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#if defined(__SH4__)
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add #64,r15
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add #48,r15
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#else
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add #32,r15
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add #16,r15
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#endif
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lds.l @r15+,pr
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mov.l @r15+,r14
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rts
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mov.l @r15+,r14
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add #16,r15
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.LFE2:
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.ffi_closure_SYSV_end:
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.size CNAME(ffi_closure_SYSV),.ffi_closure_SYSV_end-CNAME(ffi_closure_SYSV)
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@ -788,21 +800,45 @@ __FRAME_BEGIN__:
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFI8-.LCFI7
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.byte 0xe /* DW_CFA_def_cfa_offset */
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.byte 0x8 /* uleb128 0x8 */
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.byte 0x8 /* uleb128 0x4 */
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFI9-.LCFI8
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.byte 0xe /* DW_CFA_def_cfa_offset */
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#if defined(__SH4__)
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.byte 8+64 /* uleb128 8+64 */
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#else
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.byte 8+32 /* uleb128 8+32 */
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#endif
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.byte 0x91 /* DW_CFA_offset, column 0x11 */
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.byte 0x2
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.byte 0x8e /* DW_CFA_offset, column 0xe */
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.byte 0x1
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.byte 0xc /* uleb128 0x4 */
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFIA-.LCFI9
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.byte 0xe /* DW_CFA_def_cfa_offset */
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.byte 0x10 /* uleb128 0x4 */
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFIB-.LCFIA
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.byte 0xe /* DW_CFA_def_cfa_offset */
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.byte 0x14 /* uleb128 0x4 */
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFIC-.LCFIB
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.byte 0xe /* DW_CFA_def_cfa_offset */
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.byte 0x18 /* uleb128 0x4 */
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFID-.LCFIC
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.byte 0xe /* DW_CFA_def_cfa_offset */
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#if defined(__SH4__)
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.byte 24+48 /* uleb128 24+48 */
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#else
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.byte 24+16 /* uleb128 24+16 */
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#endif
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.byte 0x91 /* DW_CFA_offset, column 0x11 */
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.byte 0x6 /* uleb128 0x6 */
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.byte 0x8e /* DW_CFA_offset, column 0xe */
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.byte 0x5 /* uleb128 0x5 */
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.byte 0x8b /* DW_CFA_offset, column 0xb */
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.byte 0x4 /* uleb128 0x4 */
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.byte 0x8a /* DW_CFA_offset, column 0xa */
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.byte 0x3 /* uleb128 0x3 */
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.byte 0x89 /* DW_CFA_offset, column 0x9 */
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.byte 0x2 /* uleb128 0x2 */
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.byte 0x88 /* DW_CFA_offset, column 0x8 */
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.byte 0x1 /* uleb128 0x1 */
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.byte 0x4 /* DW_CFA_advance_loc4 */
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.4byte .LCFIE-.LCFID
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.byte 0xd /* DW_CFA_def_cfa_register */
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.byte 0xe /* uleb128 0xe */
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.align 2
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