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comparison: xpcom/reflect/xptcall/src/md/unix/xptcinvoke_asm_ppc_aix64.s
xpcom/reflect/xptcall/src/md/unix/xptcinvoke_asm_ppc_aix64.s
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| -1:000000000000 | 0:317cceee7b76 |
|---|---|
| 1 # This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 # License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 # file, You can obtain one at http://mozilla.org/MPL/2.0/. | |
| 4 | |
| 5 .set r0,0; .set sp,1; .set RTOC,2; .set r3,3; .set r4,4 | |
| 6 .set r5,5; .set r6,6; .set r7,7; .set r8,8; .set r9,9 | |
| 7 .set r10,10; .set r11,11; .set r12,12; .set r13,13; .set r14,14 | |
| 8 .set r15,15; .set r16,16; .set r17,17; .set r18,18; .set r19,19 | |
| 9 .set r20,20; .set r21,21; .set r22,22; .set r23,23; .set r24,24 | |
| 10 .set r25,25; .set r26,26; .set r27,27; .set r28,28; .set r29,29 | |
| 11 .set r30,30; .set r31,31 | |
| 12 .set f0,0; .set f1,1; .set f2,2; .set f3,3; .set f4,4 | |
| 13 .set f5,5; .set f6,6; .set f7,7; .set f8,8; .set f9,9 | |
| 14 .set f10,10; .set f11,11; .set f12,12; .set f13,13; .set f14,14 | |
| 15 .set f15,15; .set f16,16; .set f17,17; .set f18,18; .set f19,19 | |
| 16 .set f20,20; .set f21,21; .set f22,22; .set f23,23; .set f24,24 | |
| 17 .set f25,25; .set f26,26; .set f27,27; .set f28,28; .set f29,29 | |
| 18 .set f30,30; .set f31,31 | |
| 19 .set BO_IF,12 | |
| 20 .set CR0_EQ,2 | |
| 21 | |
| 22 .rename H.10.NO_SYMBOL{PR},"" | |
| 23 .rename H.18.NS_InvokeByIndex{TC},"NS_InvokeByIndex" | |
| 24 | |
| 25 | |
| 26 # .text section | |
| 27 | |
| 28 .csect H.10.NO_SYMBOL{PR} | |
| 29 .globl .NS_InvokeByIndex | |
| 30 .globl NS_InvokeByIndex{DS} | |
| 31 .extern .invoke_copy_to_stack | |
| 32 .extern ._ptrgl{PR} | |
| 33 | |
| 34 # | |
| 35 # NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex, | |
| 36 # uint32_t paramCount, nsXPTCVariant* params) | |
| 37 # | |
| 38 | |
| 39 .NS_InvokeByIndex: | |
| 40 mflr r0 | |
| 41 std r31,-8(sp) | |
| 42 # | |
| 43 # save off the incoming values in the caller's parameter area | |
| 44 # | |
| 45 std r3,48(sp) # that | |
| 46 std r4,56(sp) # methodIndex | |
| 47 std r5,64(sp) # paramCount | |
| 48 std r6,72(sp) # params | |
| 49 std r0,16(sp) | |
| 50 stdu sp,-168(sp) # 2*24=48 for linkage area, | |
| 51 # 8*13=104 for fprData area | |
| 52 # 16 for saved registers | |
| 53 | |
| 54 # prepare args for 'invoke_copy_to_stack' call | |
| 55 # | |
| 56 ld r4,232(sp) # paramCount (168+8+56) | |
| 57 ld r5,240(sp) # params | |
| 58 mr r6,sp # fprData | |
| 59 sldi r3,r4,3 # number of bytes of stack required | |
| 60 # is at most numParams*8 | |
| 61 addi r3,r3,56 # linkage area (48) + this (8) | |
| 62 mr r31,sp # save original stack top | |
| 63 subfc sp,r3,sp # bump the stack | |
| 64 addi r3,sp,56 # parameter pointer excludes linkage area | |
| 65 # size + 'this' | |
| 66 | |
| 67 bl .invoke_copy_to_stack | |
| 68 nop | |
| 69 | |
| 70 lfd f1,0(r31) # Restore floating point registers | |
| 71 lfd f2,8(r31) | |
| 72 lfd f3,16(r31) | |
| 73 lfd f4,24(r31) | |
| 74 lfd f5,32(r31) | |
| 75 lfd f6,40(r31) | |
| 76 lfd f7,48(r31) | |
| 77 lfd f8,56(r31) | |
| 78 lfd f9,64(r31) | |
| 79 lfd f10,72(r31) | |
| 80 lfd f11,80(r31) | |
| 81 lfd f12,88(r31) | |
| 82 lfd f13,96(r31) | |
| 83 | |
| 84 ld r3,216(r31) # that (168+48) | |
| 85 ld r4,0(r3) # get vTable from 'that' | |
| 86 ld r5,224(r31) # methodIndex (168+56) | |
| 87 sldi r5,r5,3 # methodIndex * 8 | |
| 88 # No junk at the start of 64bit vtable !!! | |
| 89 ldx r11,r5,r4 # get function pointer (this jumps | |
| 90 # either to the function if no adjustment | |
| 91 # is needed (displacement = 0), or it | |
| 92 # jumps to the thunk code, which will jump | |
| 93 # to the function at the end) | |
| 94 | |
| 95 # No adjustment of the that pointer in 64bit mode, this is done | |
| 96 # by the thunk code | |
| 97 | |
| 98 ld r4,56(sp) | |
| 99 ld r5,64(sp) | |
| 100 ld r6,72(sp) | |
| 101 ld r7,80(sp) | |
| 102 ld r8,88(sp) | |
| 103 ld r9,96(sp) | |
| 104 ld r10,104(sp) | |
| 105 | |
| 106 bl ._ptrgl{PR} | |
| 107 nop | |
| 108 | |
| 109 mr sp,r31 | |
| 110 ld r0,184(sp) # 168+16 | |
| 111 addi sp,sp,168 | |
| 112 mtlr r0 | |
| 113 ld r31,-8(sp) | |
| 114 blr | |
| 115 | |
| 116 # .data section | |
| 117 | |
| 118 .toc # 0x00000038 | |
| 119 T.18.NS_InvokeByIndex: | |
| 120 .tc H.18.NS_InvokeByIndex{TC},NS_InvokeByIndex{DS} | |
| 121 | |
| 122 .csect NS_InvokeByIndex{DS} | |
| 123 .llong .NS_InvokeByIndex # "\0\0\0\0" | |
| 124 .llong TOC{TC0} # "\0\0\0008" | |
| 125 .llong 0x00000000 # "\0\0\0\0" | |
| 126 # End csect NS_InvokeByIndex{DS} | |
| 127 | |
| 128 # .bss section |
