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comparison: xpcom/reflect/xptcall/src/md/unix/xptcstubs_asm_parisc_linux.s
xpcom/reflect/xptcall/src/md/unix/xptcstubs_asm_parisc_linux.s
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:a1ae0cd6fe4d |
|---|---|
| 1 /* -*- Mode: asm; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * Version: MPL 1.1 | |
| 3 * | |
| 4 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 .LEVEL 1.1 | |
| 9 .TEXT | |
| 10 .ALIGN 4 | |
| 11 | |
| 12 curframesz: | |
| 13 .EQU 128 | |
| 14 | |
| 15 | |
| 16 ; SharedStub has stack size of 128 bytes | |
| 17 | |
| 18 lastframesz: | |
| 19 .EQU 64 | |
| 20 | |
| 21 ; the StubN C++ function has a small stack size of 64 bytes | |
| 22 | |
| 23 | |
| 24 .globl SharedStub | |
| 25 .type SharedStub, @function | |
| 26 | |
| 27 SharedStub: | |
| 28 .PROC | |
| 29 .CALLINFO CALLER,FRAME=80,SAVE_RP | |
| 30 | |
| 31 .ENTRY | |
| 32 STW %rp,-20(%sp) | |
| 33 LDO 128(%sp),%sp | |
| 34 | |
| 35 STW %r19,-32(%r30) | |
| 36 STW %r26,-36-curframesz(%r30) ; save arg0 in previous frame | |
| 37 | |
| 38 LDO -80(%r30),%r28 | |
| 39 FSTD,MA %fr5,8(%r28) ; save darg0 | |
| 40 FSTD,MA %fr7,8(%r28) ; save darg1 | |
| 41 FSTW,MA %fr4L,4(%r28) ; save farg0 | |
| 42 FSTW,MA %fr5L,4(%r28) ; save farg1 | |
| 43 FSTW,MA %fr6L,4(%r28) ; save farg2 | |
| 44 FSTW,MA %fr7L,4(%r28) ; save farg3 | |
| 45 | |
| 46 ; Former value of register 26 is already properly saved by StubN, | |
| 47 ; but register 25-23 are not because of the argument mismatch | |
| 48 STW %r25,-40-curframesz-lastframesz(%r30) ; save r25 | |
| 49 STW %r24,-44-curframesz-lastframesz(%r30) ; save r24 | |
| 50 STW %r23,-48-curframesz-lastframesz(%r30) ; save r23 | |
| 51 COPY %r26,%r25 ; method index is arg1 | |
| 52 LDW -36-curframesz-lastframesz(%r30),%r26 ; self is arg0 | |
| 53 LDO -40-curframesz-lastframesz(%r30),%r24 ; normal args is arg2 | |
| 54 LDO -80(%r30),%r23 ; floating args is arg3 | |
| 55 | |
| 56 .CALL ARGW0=GR,ARGW1=GR,ARGW2=GR,ARGW3=GR,RTNVAL=GR ;in=23-26;out=28; | |
| 57 BL PrepareAndDispatch, %r31 | |
| 58 COPY %r31,%r2 | |
| 59 | |
| 60 LDW -32(%r30),%r19 | |
| 61 | |
| 62 LDW -148(%sp),%rp | |
| 63 LDO -128(%sp),%sp | |
| 64 | |
| 65 | |
| 66 BV,N (%rp) | |
| 67 NOP | |
| 68 NOP | |
| 69 | |
| 70 .EXIT | |
| 71 .PROCEND ;in=26;out=28; | |
| 72 | |
| 73 .SIZE SharedStub, .-SharedStub |
