Update missing changes for 3.0.9r4.
This commit is contained in:
@@ -1,5 +1,5 @@
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/* -----------------------------------------------------------------------
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aix_closure.S - Copyright (c) 2002 2003 Free Software Foundation, Inc.
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aix_closure.S - Copyright (c) 2002, 2003, 2009 Free Software Foundation, Inc.
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based on darwin_closure.S
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PowerPC Assembly glue.
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@@ -84,7 +84,6 @@
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#define L(x) x
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.file "aix_closure.S"
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.toc
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.extern .ffi_closure_helper_DARWIN
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LC..60:
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.tc L..60[TC],L..60
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.csect .text[PR]
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@@ -95,69 +94,66 @@ LC..60:
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.globl ffi_closure_ASM
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.globl .ffi_closure_ASM
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.csect ffi_closure_ASM[DS]
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ffi_closure_ASM:
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#if defined(_ARCH_PPC64)
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#ifdef __64BIT__
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.llong .ffi_closure_ASM, TOC[tc0], 0
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#else
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.long .ffi_closure_ASM, TOC[tc0], 0
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#endif
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.csect .text[PR]
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.ffi_closure_ASM:
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mflr r0 /* extract return address */
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stw r0, 8(r1) /* save the return address */
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/* 24 Bytes (Linkage Area) */
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/* 32 Bytes (params) */
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/* 104 Bytes (13*8 from FPR) */
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/* 8 Bytes (result) */
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/* 168 Bytes */
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stwu r1,-176(r1) /* skip over caller save area
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keep stack aligned to 16 */
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/* we want to build up an area for the parameters passed */
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/* in registers (both floating point and integer) */
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/* we store gpr 3 to gpr 10 (aligned to 4)
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in the parents outgoing area */
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stw r3, 200(r1)
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stw r4, 204(r1)
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stw r5, 208(r1)
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stw r6, 212(r1)
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stw r7, 216(r1)
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stw r8, 220(r1)
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stw r9, 224(r1)
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stw r10, 228(r1)
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std r3, 48+(0*8)(r1)
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std r4, 48+(1*8)(r1)
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std r5, 48+(2*8)(r1)
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std r6, 48+(3*8)(r1)
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mflr r0
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std r7, 48+(4*8)(r1)
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std r8, 48+(5*8)(r1)
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std r9, 48+(6*8)(r1)
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std r10, 48+(7*8)(r1)
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std r0, 16(r1) /* save the return address */
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/* 48 Bytes (Linkage Area) */
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/* 64 Bytes (params) */
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/* 16 Bytes (result) */
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/* 104 Bytes (13*8 from FPR) */
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/* 8 Bytes (alignment) */
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/* 240 Bytes */
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stdu r1, -240(r1) /* skip over caller save area
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keep stack aligned to 16 */
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/* next save fpr 1 to fpr 13 (aligned to 8) */
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stfd f1, 56(r1)
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stfd f2, 64(r1)
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stfd f3, 72(r1)
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stfd f4, 80(r1)
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stfd f5, 88(r1)
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stfd f6, 96(r1)
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stfd f7, 104(r1)
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stfd f8, 112(r1)
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stfd f9, 120(r1)
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stfd f10, 128(r1)
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stfd f11, 136(r1)
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stfd f12, 144(r1)
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stfd f13, 152(r1)
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stfd f1, 128+(0*8)(r1)
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stfd f2, 128+(1*8)(r1)
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stfd f3, 128+(2*8)(r1)
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stfd f4, 128+(3*8)(r1)
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stfd f5, 128+(4*8)(r1)
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stfd f6, 128+(5*8)(r1)
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stfd f7, 128+(6*8)(r1)
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stfd f8, 128+(7*8)(r1)
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stfd f9, 128+(8*8)(r1)
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stfd f10, 128+(9*8)(r1)
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stfd f11, 128+(10*8)(r1)
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stfd f12, 128+(11*8)(r1)
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stfd f13, 128+(12*8)(r1)
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/* set up registers for the routine that actually does the work */
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/* get the context pointer from the trampoline */
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mr r3,r11
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mr r3, r11
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/* now load up the pointer to the result storage */
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addi r4,r1,160
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addi r4, r1, 112
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/* now load up the pointer to the saved gpr registers */
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addi r5,r1,200
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addi r5, r1, 288
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/* now load up the pointer to the saved fpr registers */
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addi r6,r1,56
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addi r6, r1, 128
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/* make the call */
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bl .ffi_closure_helper_DARWIN
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@@ -169,84 +165,279 @@ ffi_closure_ASM:
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/* look up the proper starting point in table */
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/* by using return type as offset */
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addi r5,r1,160 /* get pointer to results area */
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lwz r4,LC..60(2) /* get address of jump table */
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slwi r3,r3,2 /* now multiply return type by 4 */
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lwzx r3,r4,r3 /* get the contents of that table value */
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add r3,r3,r4 /* add contents of table to table address */
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mtctr r3
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ld r4, LC..60(2) /* get address of jump table */
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sldi r3, r3, 4 /* now multiply return type by 16 */
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ld r0, 240+16(r1) /* load return address */
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add r3, r3, r4 /* add contents of table to table address */
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mtctr r3
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bctr /* jump to it */
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/* Each fragment must be exactly 16 bytes long (4 instructions).
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Align to 16 byte boundary for cache and dispatch efficiency. */
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.align 4
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L..60:
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.long L..44-L..60 /* FFI_TYPE_VOID */
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.long L..50-L..60 /* FFI_TYPE_INT */
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.long L..47-L..60 /* FFI_TYPE_FLOAT */
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.long L..46-L..60 /* FFI_TYPE_DOUBLE */
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.long L..46-L..60 /* FFI_TYPE_LONGDOUBLE */
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.long L..56-L..60 /* FFI_TYPE_UINT8 */
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.long L..55-L..60 /* FFI_TYPE_SINT8 */
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.long L..58-L..60 /* FFI_TYPE_UINT16 */
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.long L..57-L..60 /* FFI_TYPE_SINT16 */
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.long L..50-L..60 /* FFI_TYPE_UINT32 */
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.long L..50-L..60 /* FFI_TYPE_SINT32 */
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.long L..48-L..60 /* FFI_TYPE_UINT64 */
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.long L..48-L..60 /* FFI_TYPE_SINT64 */
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.long L..44-L..60 /* FFI_TYPE_STRUCT */
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.long L..50-L..60 /* FFI_TYPE_POINTER */
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/* case FFI_TYPE_VOID */
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mtlr r0
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addi r1, r1, 240
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blr
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nop
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/* case double */
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L..46:
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lfd f1,0(r5)
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b L..44
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/* case float */
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L..47:
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lfs f1,0(r5)
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b L..44
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/* case long long */
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L..48:
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lwz r3,0(r5)
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lwz r4,4(r5)
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b L..44
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/* case default / int32 / pointer */
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L..50:
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lwz r3,0(r5)
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b L..44
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/* case signed int8 */
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L..55:
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addi r5,r5,3
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lbz r3,0(r5)
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slwi r3,r3,24
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srawi r3,r3,24
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b L..44
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/* case unsigned int8 */
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L..56:
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addi r5,r5,3
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lbz r3,0(r5)
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b L..44
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/* case signed int16 */
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L..57:
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addi r5,r5,2
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lhz r3,0(r5)
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extsh r3,r3
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b L..44
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/* case unsigned int16 */
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L..58:
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addi r5,r5,2
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lhz r3,0(r5)
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/* case void / done */
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L..44:
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addi r1,r1,176 /* restore stack pointer */
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lwz r0,8(r1) /* get return address */
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mtlr r0 /* reset link register */
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/* case FFI_TYPE_INT */
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lwa r3, 112+4(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_FLOAT */
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lfs f1, 112+0(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_DOUBLE */
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lfd f1, 112+0(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_LONGDOUBLE */
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lfd f1, 112+0(r1)
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mtlr r0
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lfd f2, 112+8(r1)
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b L..finish
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/* case FFI_TYPE_UINT8 */
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lbz r3, 112+7(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_SINT8 */
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lbz r3, 112+7(r1)
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mtlr r0
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extsb r3, r3
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b L..finish
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/* case FFI_TYPE_UINT16 */
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lhz r3, 112+6(r1)
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mtlr r0
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L..finish:
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_SINT16 */
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lha r3, 112+6(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_UINT32 */
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lwz r3, 112+4(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_SINT32 */
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lwa r3, 112+4(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_UINT64 */
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ld r3, 112+0(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_SINT64 */
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ld r3, 112+0(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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/* case FFI_TYPE_STRUCT */
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mtlr r0
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addi r1, r1, 240
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blr
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nop
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/* case FFI_TYPE_POINTER */
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ld r3, 112+0(r1)
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mtlr r0
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addi r1, r1, 240
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blr
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#else /* ! __64BIT__ */
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.long .ffi_closure_ASM, TOC[tc0], 0
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.csect .text[PR]
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.ffi_closure_ASM:
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/* we want to build up an area for the parameters passed */
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/* in registers (both floating point and integer) */
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/* we store gpr 3 to gpr 10 (aligned to 4)
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in the parents outgoing area */
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stw r3, 24+(0*4)(r1)
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stw r4, 24+(1*4)(r1)
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stw r5, 24+(2*4)(r1)
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stw r6, 24+(3*4)(r1)
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mflr r0
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stw r7, 24+(4*4)(r1)
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stw r8, 24+(5*4)(r1)
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stw r9, 24+(6*4)(r1)
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stw r10, 24+(7*4)(r1)
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stw r0, 8(r1)
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/* 24 Bytes (Linkage Area) */
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/* 32 Bytes (params) */
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/* 16 Bytes (result) */
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/* 104 Bytes (13*8 from FPR) */
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/* 176 Bytes */
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stwu r1, -176(r1) /* skip over caller save area
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keep stack aligned to 16 */
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/* next save fpr 1 to fpr 13 (aligned to 8) */
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stfd f1, 72+(0*8)(r1)
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stfd f2, 72+(1*8)(r1)
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stfd f3, 72+(2*8)(r1)
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stfd f4, 72+(3*8)(r1)
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stfd f5, 72+(4*8)(r1)
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stfd f6, 72+(5*8)(r1)
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stfd f7, 72+(6*8)(r1)
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stfd f8, 72+(7*8)(r1)
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stfd f9, 72+(8*8)(r1)
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stfd f10, 72+(9*8)(r1)
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stfd f11, 72+(10*8)(r1)
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stfd f12, 72+(11*8)(r1)
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stfd f13, 72+(12*8)(r1)
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/* set up registers for the routine that actually does the work */
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/* get the context pointer from the trampoline */
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mr r3, r11
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/* now load up the pointer to the result storage */
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addi r4, r1, 56
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/* now load up the pointer to the saved gpr registers */
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addi r5, r1, 200
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/* now load up the pointer to the saved fpr registers */
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addi r6, r1, 72
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/* make the call */
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bl .ffi_closure_helper_DARWIN
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nop
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/* now r3 contains the return type */
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/* so use it to look up in a table */
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/* so we know how to deal with each type */
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/* look up the proper starting point in table */
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/* by using return type as offset */
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lwz r4, LC..60(2) /* get address of jump table */
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slwi r3, r3, 4 /* now multiply return type by 4 */
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lwz r0, 176+8(r1) /* load return address */
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add r3, r3, r4 /* add contents of table to table address */
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mtctr r3
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bctr /* jump to it */
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/* Each fragment must be exactly 16 bytes long (4 instructions).
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Align to 16 byte boundary for cache and dispatch efficiency. */
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.align 4
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L..60:
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/* case FFI_TYPE_VOID */
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mtlr r0
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addi r1, r1, 176
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blr
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nop
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/* case FFI_TYPE_INT */
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lwz r3, 56+0(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_FLOAT */
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lfs f1, 56+0(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_DOUBLE */
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lfd f1, 56+0(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_LONGDOUBLE */
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lfd f1, 56+0(r1)
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mtlr r0
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lfd f2, 56+8(r1)
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b L..finish
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/* case FFI_TYPE_UINT8 */
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lbz r3, 56+3(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_SINT8 */
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lbz r3, 56+3(r1)
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mtlr r0
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extsb r3, r3
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b L..finish
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/* case FFI_TYPE_UINT16 */
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lhz r3, 56+2(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_SINT16 */
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lha r3, 56+2(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_UINT32 */
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lwz r3, 56+0(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_SINT32 */
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lwz r3, 56+0(r1)
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mtlr r0
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addi r1, r1, 176
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blr
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/* case FFI_TYPE_UINT64 */
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lwz r3, 56+0(r1)
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mtlr r0
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lwz r4, 56+4(r1)
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b L..finish
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/* case FFI_TYPE_SINT64 */
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lwz r3, 56+0(r1)
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mtlr r0
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lwz r4, 56+4(r1)
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b L..finish
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/* case FFI_TYPE_STRUCT */
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mtlr r0
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addi r1, r1, 176
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blr
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nop
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/* case FFI_TYPE_POINTER */
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lwz r3, 56+0(r1)
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mtlr r0
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L..finish:
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addi r1, r1, 176
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blr
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#endif
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/* END(ffi_closure_ASM) */
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