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Diffstat (limited to '')
-rw-r--r-- | xpcom/reflect/xptcall/md/unix/xptcstubs_asm_parisc_linux.s | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_parisc_linux.s b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_parisc_linux.s new file mode 100644 index 0000000000..b45d7763be --- /dev/null +++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_parisc_linux.s @@ -0,0 +1,73 @@ +/* -*- Mode: asm; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- + * Version: MPL 1.1 + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + + .LEVEL 1.1 + .TEXT + .ALIGN 4 + +curframesz: + .EQU 128 + + +; SharedStub has stack size of 128 bytes + +lastframesz: + .EQU 64 + +; the StubN C++ function has a small stack size of 64 bytes + + +.globl SharedStub + .type SharedStub, @function + +SharedStub: + .PROC + .CALLINFO CALLER,FRAME=80,SAVE_RP + + .ENTRY + STW %rp,-20(%sp) + LDO 128(%sp),%sp + + STW %r19,-32(%r30) + STW %r26,-36-curframesz(%r30) ; save arg0 in previous frame + + LDO -80(%r30),%r28 + FSTD,MA %fr5,8(%r28) ; save darg0 + FSTD,MA %fr7,8(%r28) ; save darg1 + FSTW,MA %fr4L,4(%r28) ; save farg0 + FSTW,MA %fr5L,4(%r28) ; save farg1 + FSTW,MA %fr6L,4(%r28) ; save farg2 + FSTW,MA %fr7L,4(%r28) ; save farg3 + + ; Former value of register 26 is already properly saved by StubN, + ; but register 25-23 are not because of the argument mismatch + STW %r25,-40-curframesz-lastframesz(%r30) ; save r25 + STW %r24,-44-curframesz-lastframesz(%r30) ; save r24 + STW %r23,-48-curframesz-lastframesz(%r30) ; save r23 + COPY %r26,%r25 ; method index is arg1 + LDW -36-curframesz-lastframesz(%r30),%r26 ; self is arg0 + LDO -40-curframesz-lastframesz(%r30),%r24 ; normal args is arg2 + LDO -80(%r30),%r23 ; floating args is arg3 + + .CALL ARGW0=GR,ARGW1=GR,ARGW2=GR,ARGW3=GR,RTNVAL=GR ;in=23-26;out=28; + BL PrepareAndDispatch, %r31 + COPY %r31,%r2 + + LDW -32(%r30),%r19 + + LDW -148(%sp),%rp + LDO -128(%sp),%sp + + + BV,N (%rp) + NOP + NOP + + .EXIT + .PROCEND ;in=26;out=28; + + .SIZE SharedStub, .-SharedStub |