52 lines
1.1 KiB
Plaintext
52 lines
1.1 KiB
Plaintext
.title OP_CALL
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; ###############################################################
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; # #
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; # Copyright 2001, 2003 Sanchez Computer Associates, Inc. #
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; # #
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; # This source code contains the intellectual property #
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; # of its copyright holder(s), and is made available #
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; # under a license. If you do not know the terms of #
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; # the license, please stop and do not read further. #
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; # #
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; ###############################################################
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G_MSF
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$linkage_section
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a_frame_pointer:
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.address frame_pointer
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$code_section
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$routine OP_CALLB, entry=OP_CALL_CA, aliases=<OP_CALLW, OP_CALLL>, kind=null
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lda sp, -16(sp)
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stq r13, 8(sp)
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stq r26, (sp)
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mov r27, r13
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.base r13, $ls
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ldq r1, a_frame_pointer
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ldl r1, (r1)
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; Bump the return PC past the branch sequence following the jsr that got us here:
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addl r26, r16, r26 ; length of branch sequence
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stl r26, msf$mpc_off(r1) ; and store it in the Mumps stack frame
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$call COPY_STACK_FRAME, set_arg_info=false, nonstandard=true
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ldq r12, a_frame_pointer
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ldl r12, (r12)
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ldq r26, (sp)
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ldq r13, 8(sp)
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lda sp, 16(sp)
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ret r26
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$end_routine
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.end
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