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/* -----------------------------------------------------------------------
   unix.S - Copyright (c) 1998, 2008 Red Hat, Inc.
            Copyright (c) 2000 Hewlett Packard Company
 
   IA64/unix Foreign Function Interface
 
   Primary author: Hans Boehm, HP Labs
 
   Loosely modeled on Cygnus code for other platforms.
 
   Permission is hereby granted, free of charge, to any person obtaining
   a copy of this software and associated documentation files (the
   ``Software''), to deal in the Software without restriction, including
   without limitation the rights to use, copy, modify, merge, publish,
   distribute, sublicense, and/or sell copies of the Software, and to
   permit persons to whom the Software is furnished to do so, subject to
   the following conditions:
 
   The above copyright notice and this permission notice shall be included
   in all copies or substantial portions of the Software.
 
   THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   DEALINGS IN THE SOFTWARE.
   ----------------------------------------------------------------------- */
 
#define LIBFFI_ASM
#include 
#include 
#include "ia64_flags.h"
 
        .pred.safe_across_calls p1-p5,p16-p63
.text
 
/* int ffi_call_unix (struct ia64_args *stack, PTR64 rvalue,
                      void (*fn)(void), int flags);
 */
 
        .align 16
        .global ffi_call_unix
        .proc   ffi_call_unix
ffi_call_unix:
        .prologue
        /* Bit o trickiness.  We actually share a stack frame with ffi_call.
           Rely on the fact that ffi_call uses a vframe and don't bother
           tracking one here at all.  */
        .fframe 0
        .save   ar.pfs, r36 // loc0
        alloc   loc0 = ar.pfs, 4, 3, 8, 0
        .save   rp, loc1
        mov     loc1 = b0
        .body
        add     r16 = 16, in0
        mov     loc2 = gp
        mov     r8 = in1
        ;;
 
        /* Load up all of the argument registers.  */
        ldf.fill f8 = [in0], 32
        ldf.fill f9 = [r16], 32
        ;;
        ldf.fill f10 = [in0], 32
        ldf.fill f11 = [r16], 32
        ;;
        ldf.fill f12 = [in0], 32
        ldf.fill f13 = [r16], 32
        ;;
        ldf.fill f14 = [in0], 32
        ldf.fill f15 = [r16], 24
        ;;
        ld8     out0 = [in0], 16
        ld8     out1 = [r16], 16
        ;;
        ld8     out2 = [in0], 16
        ld8     out3 = [r16], 16
        ;;
        ld8     out4 = [in0], 16
        ld8     out5 = [r16], 16
        ;;
        ld8     out6 = [in0]
        ld8     out7 = [r16]
        ;;
 
        /* Deallocate the register save area from the stack frame.  */
        mov     sp = in0
 
        /* Call the target function.  */
        ld8     r16 = [in2], 8
        ;;
        ld8     gp = [in2]
        mov     b6 = r16
        br.call.sptk.many b0 = b6
        ;;
 
        /* Dispatch to handle return value.  */
        mov     gp = loc2
        zxt1    r16 = in3
        ;;
        mov     ar.pfs = loc0
        addl    r18 = @ltoffx(.Lst_table), gp
        ;;
        ld8.mov r18 = [r18], .Lst_table
        mov     b0 = loc1
        ;;
        shladd  r18 = r16, 3, r18
        ;;
        ld8     r17 = [r18]
        shr     in3 = in3, 8
        ;;
        add     r17 = r17, r18
        ;;
        mov     b6 = r17
        br      b6
        ;;
 
.Lst_void:
        br.ret.sptk.many b0
        ;;
.Lst_uint8:
        zxt1    r8 = r8
        ;;
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_sint8:
        sxt1    r8 = r8
        ;;
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_uint16:
        zxt2    r8 = r8
        ;;
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_sint16:
        sxt2    r8 = r8
        ;;
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_uint32:
        zxt4    r8 = r8
        ;;
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_sint32:
        sxt4    r8 = r8
        ;;
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_int64:
        st8     [in1] = r8
        br.ret.sptk.many b0
        ;;
.Lst_float:
        stfs    [in1] = f8
        br.ret.sptk.many b0
        ;;
.Lst_double:
        stfd    [in1] = f8
        br.ret.sptk.many b0
        ;;
.Lst_ldouble:
        stfe    [in1] = f8
        br.ret.sptk.many b0
        ;;
 
.Lst_small_struct:
        add     sp = -16, sp
        cmp.lt  p6, p0 = 8, in3
        cmp.lt  p7, p0 = 16, in3
        cmp.lt  p8, p0 = 24, in3
        ;;
        add     r16 = 8, sp
        add     r17 = 16, sp
        add     r18 = 24, sp
        ;;
        st8     [sp] = r8
(p6)    st8     [r16] = r9
        mov     out0 = in1
(p7)    st8     [r17] = r10
(p8)    st8     [r18] = r11
        mov     out1 = sp
        mov     out2 = in3
        br.call.sptk.many b0 = memcpy#
        ;;
        mov     ar.pfs = loc0
        mov     b0 = loc1
        mov     gp = loc2
        br.ret.sptk.many b0
 
.Lst_hfa_float:
        add     r16 = 4, in1
        cmp.lt  p6, p0 = 4, in3
        ;;
        stfs    [in1] = f8, 8
(p6)    stfs    [r16] = f9, 8
        cmp.lt  p7, p0 = 8, in3
        cmp.lt  p8, p0 = 12, in3
        ;;
(p7)    stfs    [in1] = f10, 8
(p8)    stfs    [r16] = f11, 8
        cmp.lt  p9, p0 = 16, in3
        cmp.lt  p10, p0 = 20, in3
        ;;
(p9)    stfs    [in1] = f12, 8
(p10)   stfs    [r16] = f13, 8
        cmp.lt  p6, p0 = 24, in3
        cmp.lt  p7, p0 = 28, in3
        ;;
(p6)    stfs    [in1] = f14
(p7)    stfs    [r16] = f15
        br.ret.sptk.many b0
        ;;
 
.Lst_hfa_double:
        add     r16 = 8, in1
        cmp.lt  p6, p0 = 8, in3
        ;;
        stfd    [in1] = f8, 16
(p6)    stfd    [r16] = f9, 16
        cmp.lt  p7, p0 = 16, in3
        cmp.lt  p8, p0 = 24, in3
        ;;
(p7)    stfd    [in1] = f10, 16
(p8)    stfd    [r16] = f11, 16
        cmp.lt  p9, p0 = 32, in3
        cmp.lt  p10, p0 = 40, in3
        ;;
(p9)    stfd    [in1] = f12, 16
(p10)   stfd    [r16] = f13, 16
        cmp.lt  p6, p0 = 48, in3
        cmp.lt  p7, p0 = 56, in3
        ;;
(p6)    stfd    [in1] = f14
(p7)    stfd    [r16] = f15
        br.ret.sptk.many b0
        ;;
 
.Lst_hfa_ldouble:
        add     r16 = 16, in1
        cmp.lt  p6, p0 = 16, in3
        ;;
        stfe    [in1] = f8, 32
(p6)    stfe    [r16] = f9, 32
        cmp.lt  p7, p0 = 32, in3
        cmp.lt  p8, p0 = 48, in3
        ;;
(p7)    stfe    [in1] = f10, 32
(p8)    stfe    [r16] = f11, 32
        cmp.lt  p9, p0 = 64, in3
        cmp.lt  p10, p0 = 80, in3
        ;;
(p9)    stfe    [in1] = f12, 32
(p10)   stfe    [r16] = f13, 32
        cmp.lt  p6, p0 = 96, in3
        cmp.lt  p7, p0 = 112, in3
        ;;
(p6)    stfe    [in1] = f14
(p7)    stfe    [r16] = f15
        br.ret.sptk.many b0
        ;;
 
        .endp ffi_call_unix
 
        .align 16
        .global ffi_closure_unix
        .proc ffi_closure_unix
 
#define FRAME_SIZE      (8*16 + 8*8 + 8*16)
 
ffi_closure_unix:
        .prologue
        .save   ar.pfs, r40 // loc0
        alloc   loc0 = ar.pfs, 8, 4, 4, 0
        .fframe FRAME_SIZE
        add     r12 = -FRAME_SIZE, r12
        .save   rp, loc1
        mov     loc1 = b0
        .save   ar.unat, loc2
        mov     loc2 = ar.unat
        .body
 
        /* Retrieve closure pointer and real gp.  */
#ifdef _ILP32
        addp4   out0 = 0, gp
        addp4   gp = 16, gp
#else
        mov     out0 = gp
        add     gp = 16, gp
#endif
        ;;
        ld8     gp = [gp]
 
        /* Spill all of the possible argument registers.  */
        add     r16 = 16 + 8*16, sp
        add     r17 = 16 + 8*16 + 16, sp
        ;;
        stf.spill [r16] = f8, 32
        stf.spill [r17] = f9, 32
        mov     loc3 = gp
        ;;
        stf.spill [r16] = f10, 32
        stf.spill [r17] = f11, 32
        ;;
        stf.spill [r16] = f12, 32
        stf.spill [r17] = f13, 32
        ;;
        stf.spill [r16] = f14, 32
        stf.spill [r17] = f15, 24
        ;;
        .mem.offset 0, 0
        st8.spill [r16] = in0, 16
        .mem.offset 8, 0
        st8.spill [r17] = in1, 16
        add     out1 = 16 + 8*16, sp
        ;;
        .mem.offset 0, 0
        st8.spill [r16] = in2, 16
        .mem.offset 8, 0
        st8.spill [r17] = in3, 16
        add     out2 = 16, sp
        ;;
        .mem.offset 0, 0
        st8.spill [r16] = in4, 16
        .mem.offset 8, 0
        st8.spill [r17] = in5, 16
        mov     out3 = r8
        ;;
        .mem.offset 0, 0
        st8.spill [r16] = in6
        .mem.offset 8, 0
        st8.spill [r17] = in7
 
        /* Invoke ffi_closure_unix_inner for the hard work.  */
        br.call.sptk.many b0 = ffi_closure_unix_inner
        ;;
 
        /* Dispatch to handle return value.  */
        mov     gp = loc3
        zxt1    r16 = r8
        ;;
        addl    r18 = @ltoffx(.Lld_table), gp
        mov     ar.pfs = loc0
        ;;
        ld8.mov r18 = [r18], .Lld_table
        mov     b0 = loc1
        ;;
        shladd  r18 = r16, 3, r18
        mov     ar.unat = loc2
        ;;
        ld8     r17 = [r18]
        shr     r8 = r8, 8
        ;;
        add     r17 = r17, r18
        add     r16 = 16, sp
        ;;
        mov     b6 = r17
        br      b6
        ;;
        .label_state 1
 
.Lld_void:
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
.Lld_int:
        .body
        .copy_state 1
        ld8     r8 = [r16]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
.Lld_float:
        .body
        .copy_state 1
        ldfs    f8 = [r16]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
.Lld_double:
        .body
        .copy_state 1
        ldfd    f8 = [r16]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
.Lld_ldouble:
        .body
        .copy_state 1
        ldfe    f8 = [r16]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
 
.Lld_small_struct:
        .body
        .copy_state 1
        add     r17 = 8, r16
        cmp.lt  p6, p0 = 8, r8
        cmp.lt  p7, p0 = 16, r8
        cmp.lt  p8, p0 = 24, r8
        ;;
        ld8     r8 = [r16], 16
(p6)    ld8     r9 = [r17], 16
        ;;
(p7)    ld8     r10 = [r16]
(p8)    ld8     r11 = [r17]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
 
.Lld_hfa_float:
        .body
        .copy_state 1
        add     r17 = 4, r16
        cmp.lt  p6, p0 = 4, r8
        ;;
        ldfs    f8 = [r16], 8
(p6)    ldfs    f9 = [r17], 8
        cmp.lt  p7, p0 = 8, r8
        cmp.lt  p8, p0 = 12, r8
        ;;
(p7)    ldfs    f10 = [r16], 8
(p8)    ldfs    f11 = [r17], 8
        cmp.lt  p9, p0 = 16, r8
        cmp.lt  p10, p0 = 20, r8
        ;;
(p9)    ldfs    f12 = [r16], 8
(p10)   ldfs    f13 = [r17], 8
        cmp.lt  p6, p0 = 24, r8
        cmp.lt  p7, p0 = 28, r8
        ;;
(p6)    ldfs    f14 = [r16]
(p7)    ldfs    f15 = [r17]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
 
.Lld_hfa_double:
        .body
        .copy_state 1
        add     r17 = 8, r16
        cmp.lt  p6, p0 = 8, r8
        ;;
        ldfd    f8 = [r16], 16
(p6)    ldfd    f9 = [r17], 16
        cmp.lt  p7, p0 = 16, r8
        cmp.lt  p8, p0 = 24, r8
        ;;
(p7)    ldfd    f10 = [r16], 16
(p8)    ldfd    f11 = [r17], 16
        cmp.lt  p9, p0 = 32, r8
        cmp.lt  p10, p0 = 40, r8
        ;;
(p9)    ldfd    f12 = [r16], 16
(p10)   ldfd    f13 = [r17], 16
        cmp.lt  p6, p0 = 48, r8
        cmp.lt  p7, p0 = 56, r8
        ;;
(p6)    ldfd    f14 = [r16]
(p7)    ldfd    f15 = [r17]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
 
.Lld_hfa_ldouble:
        .body
        .copy_state 1
        add     r17 = 16, r16
        cmp.lt  p6, p0 = 16, r8
        ;;
        ldfe    f8 = [r16], 32
(p6)    ldfe    f9 = [r17], 32
        cmp.lt  p7, p0 = 32, r8
        cmp.lt  p8, p0 = 48, r8
        ;;
(p7)    ldfe    f10 = [r16], 32
(p8)    ldfe    f11 = [r17], 32
        cmp.lt  p9, p0 = 64, r8
        cmp.lt  p10, p0 = 80, r8
        ;;
(p9)    ldfe    f12 = [r16], 32
(p10)   ldfe    f13 = [r17], 32
        cmp.lt  p6, p0 = 96, r8
        cmp.lt  p7, p0 = 112, r8
        ;;
(p6)    ldfe    f14 = [r16]
(p7)    ldfe    f15 = [r17]
        .restore sp
        add     sp = FRAME_SIZE, sp
        br.ret.sptk.many b0
        ;;
 
        .endp   ffi_closure_unix
 
        .section .rodata
        .align  8
.Lst_table:
        data8   @pcrel(.Lst_void)               // FFI_TYPE_VOID
        data8   @pcrel(.Lst_sint32)             // FFI_TYPE_INT
        data8   @pcrel(.Lst_float)              // FFI_TYPE_FLOAT
        data8   @pcrel(.Lst_double)             // FFI_TYPE_DOUBLE
        data8   @pcrel(.Lst_ldouble)            // FFI_TYPE_LONGDOUBLE
        data8   @pcrel(.Lst_uint8)              // FFI_TYPE_UINT8
        data8   @pcrel(.Lst_sint8)              // FFI_TYPE_SINT8
        data8   @pcrel(.Lst_uint16)             // FFI_TYPE_UINT16
        data8   @pcrel(.Lst_sint16)             // FFI_TYPE_SINT16
        data8   @pcrel(.Lst_uint32)             // FFI_TYPE_UINT32
        data8   @pcrel(.Lst_sint32)             // FFI_TYPE_SINT32
        data8   @pcrel(.Lst_int64)              // FFI_TYPE_UINT64
        data8   @pcrel(.Lst_int64)              // FFI_TYPE_SINT64
        data8   @pcrel(.Lst_void)               // FFI_TYPE_STRUCT
        data8   @pcrel(.Lst_int64)              // FFI_TYPE_POINTER
        data8   @pcrel(.Lst_small_struct)       // FFI_IA64_TYPE_SMALL_STRUCT
        data8   @pcrel(.Lst_hfa_float)          // FFI_IA64_TYPE_HFA_FLOAT
        data8   @pcrel(.Lst_hfa_double)         // FFI_IA64_TYPE_HFA_DOUBLE
        data8   @pcrel(.Lst_hfa_ldouble)        // FFI_IA64_TYPE_HFA_LDOUBLE
 
.Lld_table:
        data8   @pcrel(.Lld_void)               // FFI_TYPE_VOID
        data8   @pcrel(.Lld_int)                // FFI_TYPE_INT
        data8   @pcrel(.Lld_float)              // FFI_TYPE_FLOAT
        data8   @pcrel(.Lld_double)             // FFI_TYPE_DOUBLE
        data8   @pcrel(.Lld_ldouble)            // FFI_TYPE_LONGDOUBLE
        data8   @pcrel(.Lld_int)                // FFI_TYPE_UINT8
        data8   @pcrel(.Lld_int)                // FFI_TYPE_SINT8
        data8   @pcrel(.Lld_int)                // FFI_TYPE_UINT16
        data8   @pcrel(.Lld_int)                // FFI_TYPE_SINT16
        data8   @pcrel(.Lld_int)                // FFI_TYPE_UINT32
        data8   @pcrel(.Lld_int)                // FFI_TYPE_SINT32
        data8   @pcrel(.Lld_int)                // FFI_TYPE_UINT64
        data8   @pcrel(.Lld_int)                // FFI_TYPE_SINT64
        data8   @pcrel(.Lld_void)               // FFI_TYPE_STRUCT
        data8   @pcrel(.Lld_int)                // FFI_TYPE_POINTER
        data8   @pcrel(.Lld_small_struct)       // FFI_IA64_TYPE_SMALL_STRUCT
        data8   @pcrel(.Lld_hfa_float)          // FFI_IA64_TYPE_HFA_FLOAT
        data8   @pcrel(.Lld_hfa_double)         // FFI_IA64_TYPE_HFA_DOUBLE
        data8   @pcrel(.Lld_hfa_ldouble)        // FFI_IA64_TYPE_HFA_LDOUBLE
 
#if defined __ELF__ && defined __linux__
        .section        .note.GNU-stack,"",@progbits
#endif

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libffi/] [src/] [ia64/] [unix.S] - Blame information for rev 817

Line No.	Rev	Author	Line
1	732	jeremybenn	`/* -----------------------------------------------------------------------`
2			`unix.S - Copyright (c) 1998, 2008 Red Hat, Inc.`
3			`Copyright (c) 2000 Hewlett Packard Company`
4
5			`IA64/unix Foreign Function Interface`
6
7			`Primary author: Hans Boehm, HP Labs`
8
9			`Loosely modeled on Cygnus code for other platforms.`
10
11			`Permission is hereby granted, free of charge, to any person obtaining`
12			`a copy of this software and associated documentation files (the`
13			``Software''), to deal in the Software without restriction, including
14			`without limitation the rights to use, copy, modify, merge, publish,`
15			`distribute, sublicense, and/or sell copies of the Software, and to`
16			`permit persons to whom the Software is furnished to do so, subject to`
17			`the following conditions:`
18
19			`The above copyright notice and this permission notice shall be included`
20			`in all copies or substantial portions of the Software.`
21
22			THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
23			`EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF`
24			`MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND`
25			`NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT`
26			`HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,`
27			`WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,`
28			`OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER`
29			`DEALINGS IN THE SOFTWARE.`
30			`----------------------------------------------------------------------- */`
31
32			`#define LIBFFI_ASM`
33			`#include`
34			`#include`
35			`#include "ia64_flags.h"`
36
37			`.pred.safe_across_calls p1-p5,p16-p63`
38			`.text`
39
40			`/* int ffi_call_unix (struct ia64_args *stack, PTR64 rvalue,`
41			`void (*fn)(void), int flags);`
42			`*/`
43
44			`.align 16`
45			`.global ffi_call_unix`
46			`.proc ffi_call_unix`
47			`ffi_call_unix:`
48			`.prologue`
49			`/* Bit o trickiness. We actually share a stack frame with ffi_call.`
50			`Rely on the fact that ffi_call uses a vframe and don't bother`
51			`tracking one here at all. */`
52			`.fframe 0`
53			`.save ar.pfs, r36 // loc0`
54			`alloc loc0 = ar.pfs, 4, 3, 8, 0`
55			`.save rp, loc1`
56			`mov loc1 = b0`
57			`.body`
58			`add r16 = 16, in0`
59			`mov loc2 = gp`
60			`mov r8 = in1`
61			`;;`
62
63			`/* Load up all of the argument registers. */`
64			`ldf.fill f8 = [in0], 32`
65			`ldf.fill f9 = [r16], 32`
66			`;;`
67			`ldf.fill f10 = [in0], 32`
68			`ldf.fill f11 = [r16], 32`
69			`;;`
70			`ldf.fill f12 = [in0], 32`
71			`ldf.fill f13 = [r16], 32`
72			`;;`
73			`ldf.fill f14 = [in0], 32`
74			`ldf.fill f15 = [r16], 24`
75			`;;`
76			`ld8 out0 = [in0], 16`
77			`ld8 out1 = [r16], 16`
78			`;;`
79			`ld8 out2 = [in0], 16`
80			`ld8 out3 = [r16], 16`
81			`;;`
82			`ld8 out4 = [in0], 16`
83			`ld8 out5 = [r16], 16`
84			`;;`
85			`ld8 out6 = [in0]`
86			`ld8 out7 = [r16]`
87			`;;`
88
89			`/* Deallocate the register save area from the stack frame. */`
90			`mov sp = in0`
91
92			`/* Call the target function. */`
93			`ld8 r16 = [in2], 8`
94			`;;`
95			`ld8 gp = [in2]`
96			`mov b6 = r16`
97			`br.call.sptk.many b0 = b6`
98			`;;`
99
100			`/* Dispatch to handle return value. */`
101			`mov gp = loc2`
102			`zxt1 r16 = in3`
103			`;;`
104			`mov ar.pfs = loc0`
105			`addl r18 = @ltoffx(.Lst_table), gp`
106			`;;`
107			`ld8.mov r18 = [r18], .Lst_table`
108			`mov b0 = loc1`
109			`;;`
110			`shladd r18 = r16, 3, r18`
111			`;;`
112			`ld8 r17 = [r18]`
113			`shr in3 = in3, 8`
114			`;;`
115			`add r17 = r17, r18`
116			`;;`
117			`mov b6 = r17`
118			`br b6`
119			`;;`
120
121			`.Lst_void:`
122			`br.ret.sptk.many b0`
123			`;;`
124			`.Lst_uint8:`
125			`zxt1 r8 = r8`
126			`;;`
127			`st8 [in1] = r8`
128			`br.ret.sptk.many b0`
129			`;;`
130			`.Lst_sint8:`
131			`sxt1 r8 = r8`
132			`;;`
133			`st8 [in1] = r8`
134			`br.ret.sptk.many b0`
135			`;;`
136			`.Lst_uint16:`
137			`zxt2 r8 = r8`
138			`;;`
139			`st8 [in1] = r8`
140			`br.ret.sptk.many b0`
141			`;;`
142			`.Lst_sint16:`
143			`sxt2 r8 = r8`
144			`;;`
145			`st8 [in1] = r8`
146			`br.ret.sptk.many b0`
147			`;;`
148			`.Lst_uint32:`
149			`zxt4 r8 = r8`
150			`;;`
151			`st8 [in1] = r8`
152			`br.ret.sptk.many b0`
153			`;;`
154			`.Lst_sint32:`
155			`sxt4 r8 = r8`
156			`;;`
157			`st8 [in1] = r8`
158			`br.ret.sptk.many b0`
159			`;;`
160			`.Lst_int64:`
161			`st8 [in1] = r8`
162			`br.ret.sptk.many b0`
163			`;;`
164			`.Lst_float:`
165			`stfs [in1] = f8`
166			`br.ret.sptk.many b0`
167			`;;`
168			`.Lst_double:`
169			`stfd [in1] = f8`
170			`br.ret.sptk.many b0`
171			`;;`
172			`.Lst_ldouble:`
173			`stfe [in1] = f8`
174			`br.ret.sptk.many b0`
175			`;;`
176
177			`.Lst_small_struct:`
178			`add sp = -16, sp`
179			`cmp.lt p6, p0 = 8, in3`
180			`cmp.lt p7, p0 = 16, in3`
181			`cmp.lt p8, p0 = 24, in3`
182			`;;`
183			`add r16 = 8, sp`
184			`add r17 = 16, sp`
185			`add r18 = 24, sp`
186			`;;`
187			`st8 [sp] = r8`
188			`(p6) st8 [r16] = r9`
189			`mov out0 = in1`
190			`(p7) st8 [r17] = r10`
191			`(p8) st8 [r18] = r11`
192			`mov out1 = sp`
193			`mov out2 = in3`
194			`br.call.sptk.many b0 = memcpy#`
195			`;;`
196			`mov ar.pfs = loc0`
197			`mov b0 = loc1`
198			`mov gp = loc2`
199			`br.ret.sptk.many b0`
200
201			`.Lst_hfa_float:`
202			`add r16 = 4, in1`
203			`cmp.lt p6, p0 = 4, in3`
204			`;;`
205			`stfs [in1] = f8, 8`
206			`(p6) stfs [r16] = f9, 8`
207			`cmp.lt p7, p0 = 8, in3`
208			`cmp.lt p8, p0 = 12, in3`
209			`;;`
210			`(p7) stfs [in1] = f10, 8`
211			`(p8) stfs [r16] = f11, 8`
212			`cmp.lt p9, p0 = 16, in3`
213			`cmp.lt p10, p0 = 20, in3`
214			`;;`
215			`(p9) stfs [in1] = f12, 8`
216			`(p10) stfs [r16] = f13, 8`
217			`cmp.lt p6, p0 = 24, in3`
218			`cmp.lt p7, p0 = 28, in3`
219			`;;`
220			`(p6) stfs [in1] = f14`
221			`(p7) stfs [r16] = f15`
222			`br.ret.sptk.many b0`
223			`;;`
224
225			`.Lst_hfa_double:`
226			`add r16 = 8, in1`
227			`cmp.lt p6, p0 = 8, in3`
228			`;;`
229			`stfd [in1] = f8, 16`
230			`(p6) stfd [r16] = f9, 16`
231			`cmp.lt p7, p0 = 16, in3`
232			`cmp.lt p8, p0 = 24, in3`
233			`;;`
234			`(p7) stfd [in1] = f10, 16`
235			`(p8) stfd [r16] = f11, 16`
236			`cmp.lt p9, p0 = 32, in3`
237			`cmp.lt p10, p0 = 40, in3`
238			`;;`
239			`(p9) stfd [in1] = f12, 16`
240			`(p10) stfd [r16] = f13, 16`
241			`cmp.lt p6, p0 = 48, in3`
242			`cmp.lt p7, p0 = 56, in3`
243			`;;`
244			`(p6) stfd [in1] = f14`
245			`(p7) stfd [r16] = f15`
246			`br.ret.sptk.many b0`
247			`;;`
248
249			`.Lst_hfa_ldouble:`
250			`add r16 = 16, in1`
251			`cmp.lt p6, p0 = 16, in3`
252			`;;`
253			`stfe [in1] = f8, 32`
254			`(p6) stfe [r16] = f9, 32`
255			`cmp.lt p7, p0 = 32, in3`
256			`cmp.lt p8, p0 = 48, in3`
257			`;;`
258			`(p7) stfe [in1] = f10, 32`
259			`(p8) stfe [r16] = f11, 32`
260			`cmp.lt p9, p0 = 64, in3`
261			`cmp.lt p10, p0 = 80, in3`
262			`;;`
263			`(p9) stfe [in1] = f12, 32`
264			`(p10) stfe [r16] = f13, 32`
265			`cmp.lt p6, p0 = 96, in3`
266			`cmp.lt p7, p0 = 112, in3`
267			`;;`
268			`(p6) stfe [in1] = f14`
269			`(p7) stfe [r16] = f15`
270			`br.ret.sptk.many b0`
271			`;;`
272
273			`.endp ffi_call_unix`
274
275			`.align 16`
276			`.global ffi_closure_unix`
277			`.proc ffi_closure_unix`
278
279			`#define FRAME_SIZE (816 + 88 + 8*16)`
280
281			`ffi_closure_unix:`
282			`.prologue`
283			`.save ar.pfs, r40 // loc0`
284			`alloc loc0 = ar.pfs, 8, 4, 4, 0`
285			`.fframe FRAME_SIZE`
286			`add r12 = -FRAME_SIZE, r12`
287			`.save rp, loc1`
288			`mov loc1 = b0`
289			`.save ar.unat, loc2`
290			`mov loc2 = ar.unat`
291			`.body`
292
293			`/* Retrieve closure pointer and real gp. */`
294			`#ifdef _ILP32`
295			`addp4 out0 = 0, gp`
296			`addp4 gp = 16, gp`
297			`#else`
298			`mov out0 = gp`
299			`add gp = 16, gp`
300			`#endif`
301			`;;`
302			`ld8 gp = [gp]`
303
304			`/* Spill all of the possible argument registers. */`
305			`add r16 = 16 + 8*16, sp`
306			`add r17 = 16 + 8*16 + 16, sp`
307			`;;`
308			`stf.spill [r16] = f8, 32`
309			`stf.spill [r17] = f9, 32`
310			`mov loc3 = gp`
311			`;;`
312			`stf.spill [r16] = f10, 32`
313			`stf.spill [r17] = f11, 32`
314			`;;`
315			`stf.spill [r16] = f12, 32`
316			`stf.spill [r17] = f13, 32`
317			`;;`
318			`stf.spill [r16] = f14, 32`
319			`stf.spill [r17] = f15, 24`
320			`;;`
321			`.mem.offset 0, 0`
322			`st8.spill [r16] = in0, 16`
323			`.mem.offset 8, 0`
324			`st8.spill [r17] = in1, 16`
325			`add out1 = 16 + 8*16, sp`
326			`;;`
327			`.mem.offset 0, 0`
328			`st8.spill [r16] = in2, 16`
329			`.mem.offset 8, 0`
330			`st8.spill [r17] = in3, 16`
331			`add out2 = 16, sp`
332			`;;`
333			`.mem.offset 0, 0`
334			`st8.spill [r16] = in4, 16`
335			`.mem.offset 8, 0`
336			`st8.spill [r17] = in5, 16`
337			`mov out3 = r8`
338			`;;`
339			`.mem.offset 0, 0`
340			`st8.spill [r16] = in6`
341			`.mem.offset 8, 0`
342			`st8.spill [r17] = in7`
343
344			`/* Invoke ffi_closure_unix_inner for the hard work. */`
345			`br.call.sptk.many b0 = ffi_closure_unix_inner`
346			`;;`
347
348			`/* Dispatch to handle return value. */`
349			`mov gp = loc3`
350			`zxt1 r16 = r8`
351			`;;`
352			`addl r18 = @ltoffx(.Lld_table), gp`
353			`mov ar.pfs = loc0`
354			`;;`
355			`ld8.mov r18 = [r18], .Lld_table`
356			`mov b0 = loc1`
357			`;;`
358			`shladd r18 = r16, 3, r18`
359			`mov ar.unat = loc2`
360			`;;`
361			`ld8 r17 = [r18]`
362			`shr r8 = r8, 8`
363			`;;`
364			`add r17 = r17, r18`
365			`add r16 = 16, sp`
366			`;;`
367			`mov b6 = r17`
368			`br b6`
369			`;;`
370			`.label_state 1`
371
372			`.Lld_void:`
373			`.restore sp`
374			`add sp = FRAME_SIZE, sp`
375			`br.ret.sptk.many b0`
376			`;;`
377			`.Lld_int:`
378			`.body`
379			`.copy_state 1`
380			`ld8 r8 = [r16]`
381			`.restore sp`
382			`add sp = FRAME_SIZE, sp`
383			`br.ret.sptk.many b0`
384			`;;`
385			`.Lld_float:`
386			`.body`
387			`.copy_state 1`
388			`ldfs f8 = [r16]`
389			`.restore sp`
390			`add sp = FRAME_SIZE, sp`
391			`br.ret.sptk.many b0`
392			`;;`
393			`.Lld_double:`
394			`.body`
395			`.copy_state 1`
396			`ldfd f8 = [r16]`
397			`.restore sp`
398			`add sp = FRAME_SIZE, sp`
399			`br.ret.sptk.many b0`
400			`;;`
401			`.Lld_ldouble:`
402			`.body`
403			`.copy_state 1`
404			`ldfe f8 = [r16]`
405			`.restore sp`
406			`add sp = FRAME_SIZE, sp`
407			`br.ret.sptk.many b0`
408			`;;`
409
410			`.Lld_small_struct:`
411			`.body`
412			`.copy_state 1`
413			`add r17 = 8, r16`
414			`cmp.lt p6, p0 = 8, r8`
415			`cmp.lt p7, p0 = 16, r8`
416			`cmp.lt p8, p0 = 24, r8`
417			`;;`
418			`ld8 r8 = [r16], 16`
419			`(p6) ld8 r9 = [r17], 16`
420			`;;`
421			`(p7) ld8 r10 = [r16]`
422			`(p8) ld8 r11 = [r17]`
423			`.restore sp`
424			`add sp = FRAME_SIZE, sp`
425			`br.ret.sptk.many b0`
426			`;;`
427
428			`.Lld_hfa_float:`
429			`.body`
430			`.copy_state 1`
431			`add r17 = 4, r16`
432			`cmp.lt p6, p0 = 4, r8`
433			`;;`
434			`ldfs f8 = [r16], 8`
435			`(p6) ldfs f9 = [r17], 8`
436			`cmp.lt p7, p0 = 8, r8`
437			`cmp.lt p8, p0 = 12, r8`
438			`;;`
439			`(p7) ldfs f10 = [r16], 8`
440			`(p8) ldfs f11 = [r17], 8`
441			`cmp.lt p9, p0 = 16, r8`
442			`cmp.lt p10, p0 = 20, r8`
443			`;;`
444			`(p9) ldfs f12 = [r16], 8`
445			`(p10) ldfs f13 = [r17], 8`
446			`cmp.lt p6, p0 = 24, r8`
447			`cmp.lt p7, p0 = 28, r8`
448			`;;`
449			`(p6) ldfs f14 = [r16]`
450			`(p7) ldfs f15 = [r17]`
451			`.restore sp`
452			`add sp = FRAME_SIZE, sp`
453			`br.ret.sptk.many b0`
454			`;;`
455
456			`.Lld_hfa_double:`
457			`.body`
458			`.copy_state 1`
459			`add r17 = 8, r16`
460			`cmp.lt p6, p0 = 8, r8`
461			`;;`
462			`ldfd f8 = [r16], 16`
463			`(p6) ldfd f9 = [r17], 16`
464			`cmp.lt p7, p0 = 16, r8`
465			`cmp.lt p8, p0 = 24, r8`
466			`;;`
467			`(p7) ldfd f10 = [r16], 16`
468			`(p8) ldfd f11 = [r17], 16`
469			`cmp.lt p9, p0 = 32, r8`
470			`cmp.lt p10, p0 = 40, r8`
471			`;;`
472			`(p9) ldfd f12 = [r16], 16`
473			`(p10) ldfd f13 = [r17], 16`
474			`cmp.lt p6, p0 = 48, r8`
475			`cmp.lt p7, p0 = 56, r8`
476			`;;`
477			`(p6) ldfd f14 = [r16]`
478			`(p7) ldfd f15 = [r17]`
479			`.restore sp`
480			`add sp = FRAME_SIZE, sp`
481			`br.ret.sptk.many b0`
482			`;;`
483
484			`.Lld_hfa_ldouble:`
485			`.body`
486			`.copy_state 1`
487			`add r17 = 16, r16`
488			`cmp.lt p6, p0 = 16, r8`
489			`;;`
490			`ldfe f8 = [r16], 32`
491			`(p6) ldfe f9 = [r17], 32`
492			`cmp.lt p7, p0 = 32, r8`
493			`cmp.lt p8, p0 = 48, r8`
494			`;;`
495			`(p7) ldfe f10 = [r16], 32`
496			`(p8) ldfe f11 = [r17], 32`
497			`cmp.lt p9, p0 = 64, r8`
498			`cmp.lt p10, p0 = 80, r8`
499			`;;`
500			`(p9) ldfe f12 = [r16], 32`
501			`(p10) ldfe f13 = [r17], 32`
502			`cmp.lt p6, p0 = 96, r8`
503			`cmp.lt p7, p0 = 112, r8`
504			`;;`
505			`(p6) ldfe f14 = [r16]`
506			`(p7) ldfe f15 = [r17]`
507			`.restore sp`
508			`add sp = FRAME_SIZE, sp`
509			`br.ret.sptk.many b0`
510			`;;`
511
512			`.endp ffi_closure_unix`
513
514			`.section .rodata`
515			`.align 8`
516			`.Lst_table:`
517			`data8 @pcrel(.Lst_void) // FFI_TYPE_VOID`
518			`data8 @pcrel(.Lst_sint32) // FFI_TYPE_INT`
519			`data8 @pcrel(.Lst_float) // FFI_TYPE_FLOAT`
520			`data8 @pcrel(.Lst_double) // FFI_TYPE_DOUBLE`
521			`data8 @pcrel(.Lst_ldouble) // FFI_TYPE_LONGDOUBLE`
522			`data8 @pcrel(.Lst_uint8) // FFI_TYPE_UINT8`
523			`data8 @pcrel(.Lst_sint8) // FFI_TYPE_SINT8`
524			`data8 @pcrel(.Lst_uint16) // FFI_TYPE_UINT16`
525			`data8 @pcrel(.Lst_sint16) // FFI_TYPE_SINT16`
526			`data8 @pcrel(.Lst_uint32) // FFI_TYPE_UINT32`
527			`data8 @pcrel(.Lst_sint32) // FFI_TYPE_SINT32`
528			`data8 @pcrel(.Lst_int64) // FFI_TYPE_UINT64`
529			`data8 @pcrel(.Lst_int64) // FFI_TYPE_SINT64`
530			`data8 @pcrel(.Lst_void) // FFI_TYPE_STRUCT`
531			`data8 @pcrel(.Lst_int64) // FFI_TYPE_POINTER`
532			`data8 @pcrel(.Lst_small_struct) // FFI_IA64_TYPE_SMALL_STRUCT`
533			`data8 @pcrel(.Lst_hfa_float) // FFI_IA64_TYPE_HFA_FLOAT`
534			`data8 @pcrel(.Lst_hfa_double) // FFI_IA64_TYPE_HFA_DOUBLE`
535			`data8 @pcrel(.Lst_hfa_ldouble) // FFI_IA64_TYPE_HFA_LDOUBLE`
536
537			`.Lld_table:`
538			`data8 @pcrel(.Lld_void) // FFI_TYPE_VOID`
539			`data8 @pcrel(.Lld_int) // FFI_TYPE_INT`
540			`data8 @pcrel(.Lld_float) // FFI_TYPE_FLOAT`
541			`data8 @pcrel(.Lld_double) // FFI_TYPE_DOUBLE`
542			`data8 @pcrel(.Lld_ldouble) // FFI_TYPE_LONGDOUBLE`
543			`data8 @pcrel(.Lld_int) // FFI_TYPE_UINT8`
544			`data8 @pcrel(.Lld_int) // FFI_TYPE_SINT8`
545			`data8 @pcrel(.Lld_int) // FFI_TYPE_UINT16`
546			`data8 @pcrel(.Lld_int) // FFI_TYPE_SINT16`
547			`data8 @pcrel(.Lld_int) // FFI_TYPE_UINT32`
548			`data8 @pcrel(.Lld_int) // FFI_TYPE_SINT32`
549			`data8 @pcrel(.Lld_int) // FFI_TYPE_UINT64`
550			`data8 @pcrel(.Lld_int) // FFI_TYPE_SINT64`
551			`data8 @pcrel(.Lld_void) // FFI_TYPE_STRUCT`
552			`data8 @pcrel(.Lld_int) // FFI_TYPE_POINTER`
553			`data8 @pcrel(.Lld_small_struct) // FFI_IA64_TYPE_SMALL_STRUCT`
554			`data8 @pcrel(.Lld_hfa_float) // FFI_IA64_TYPE_HFA_FLOAT`
555			`data8 @pcrel(.Lld_hfa_double) // FFI_IA64_TYPE_HFA_DOUBLE`
556			`data8 @pcrel(.Lld_hfa_ldouble) // FFI_IA64_TYPE_HFA_LDOUBLE`
557
558			`#if defined __ELF__ && defined __linux__`
559			`.section .note.GNU-stack,"",@progbits`
560			`#endif`