diff options
Diffstat (limited to 'xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_parisc_linux.s')
| -rw-r--r-- | xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_parisc_linux.s | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_parisc_linux.s b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_parisc_linux.s new file mode 100644 index 0000000000..7a207addfd --- /dev/null +++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_parisc_linux.s @@ -0,0 +1,108 @@ +/* -*- 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 + +framesz: + .equ 128 + +.globl NS_InvokeByIndex + .type NS_InvokeByIndex, @function + + +NS_InvokeByIndex: + .PROC + .CALLINFO FRAME=72, CALLER,SAVE_RP, SAVE_SP, ENTRY_GR=3 + .ENTRY + +; frame marker takes 48 bytes, +; register spill area takes 8 bytes, +; local stack area takes 72 bytes result in 128 bytes total + + STW %rp,-20(%sp) + STW,MA %r3,128(%sp) + + LDO -framesz(%r30),%r28 + STW %r28,-4(%r30) ; save previous sp + STW %r19,-32(%r30) + + STW %r26,-36-framesz(%r30) ; save argument registers in + STW %r25,-40-framesz(%r30) ; in PREVIOUS frame + STW %r24,-44-framesz(%r30) ; + STW %r23,-48-framesz(%r30) ; + + .CALL ARGW0=GR,ARGW1=GR,ARGW2=GR ;in=24,25,26;out=28 + BL invoke_count_bytes,%r31 + COPY %r31,%r2 + + CMPIB,>= 0,%r28, .+76 + COPY %r30,%r3 ; copy stack ptr to saved stack ptr + ADD %r30,%r28,%r30 ; extend stack frame + LDW -4(%r3),%r28 ; move frame + STW %r28,-4(%r30) + LDW -8(%r3),%r28 + STW %r28,-8(%r30) + LDW -12(%r3),%r28 + STW %r28,-12(%r30) + LDW -16(%r3),%r28 + STW %r28,-16(%r30) + LDW -20(%r3),%r28 + STW %r28,-20(%r30) + LDW -24(%r3),%r28 + STW %r28,-24(%r30) + LDW -28(%r3),%r28 + STW %r28,-28(%r30) + LDW -32(%r3),%r28 + STW %r28,-32(%r30) + + LDO -40(%r30),%r26 ; load copy address + LDW -44-framesz(%r3),%r25 ; load rest of 2 arguments + LDW -48-framesz(%r3),%r24 ; + + LDW -32(%r30),%r19 ; shared lib call destroys r19; reload + .CALL ARGW0=GR,ARGW1=GR,ARGW2=GR ;in=24,25,26 + BL invoke_copy_to_stack,%r31 + COPY %r31,%r2 + + LDO -48(%r30),%r20 + EXTRW,U,= %r28,31,1,%r22 + FLDD 0(%r20),%fr7 ; load double arg 1 + EXTRW,U,= %r28,30,1,%r22 + FLDW 8(%r20),%fr5L ; load float arg 1 + EXTRW,U,= %r28,29,1,%r22 + FLDW 4(%r20),%fr6L ; load float arg 2 + EXTRW,U,= %r28,28,1,%r22 + FLDW 0(%r20),%fr7L ; load float arg 3 + + LDW -36-framesz(%r3),%r26 ; load ptr to 'that' + LDW -40(%r30),%r25 ; load the rest of dispatch argument registers + LDW -44(%r30),%r24 + LDW -48(%r30),%r23 + + LDW -36-framesz(%r3),%r20 ; load vtable addr + LDW -40-framesz(%r3),%r28 ; load index + LDW 0(%r20),%r20 ; follow vtable + SH2ADDL %r28,%r20,%r28 ; add 4*index to vtable entry + LDW 0(%r28),%r22 ; load vtable entry + + .CALL ARGW0=GR,ARGW1=GR,ARGW2=GR,ARGW3=GR,RTNVAL=GR ;in=22-26;out=28; + BL $$dyncall,%r31 + COPY %r31,%r2 + + LDW -32(%r30),%r19 + COPY %r3,%r30 ; restore saved stack ptr + + LDW -148(%sp),%rp + LDWM -128(%sp),%r3 + BV,N (%rp) + NOP + .EXIT + .PROCEND ;in=23,24,25,26; + .SIZE NS_InvokeByIndex, .-NS_InvokeByIndex + |