Plan 9 from Bell Labs’s /usr/web/sources/plan9/sys/src/libc/mips/main9p.s

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
Download the Plan 9 distribution.


#define NPRIVATES	16

TEXT	_mainp(SB), 1, $(16 + NPRIVATES*4)

	MOVW	$setR30(SB), R30
	/* _tos = arg */
	MOVW	R1, _tos(SB)

	MOVW	$p-64(SP), R1
	MOVW	R1, _privates(SB)
	MOVW	$NPRIVATES, R1
	MOVW	R1, _nprivates(SB)

	/* _profmain(); */
	JAL	_profmain(SB)
	/* _tos->prof.pp = _tos->prof.next; */
	MOVW	_tos(SB), R1
	MOVW	4(R1), R2
	MOVW	R2, 0(R1)
	/* main(argc, argv); */
	MOVW	inargc-4(FP), R1
	MOVW	$inargv+0(FP), R2
	MOVW	R1, 4(R29)
	MOVW	R2, 8(R29)
	JAL	main(SB)
loop:
	MOVW	$exits<>(SB), R1
	MOVW	R1, 4(R29)
	JAL	exits(SB)
	MOVW	$_profin(SB), R0	/* force loading of profile */
	JMP	loop

TEXT	_savearg(SB), 1, $0
	RET

TEXT	_callpc(SB), 1, $0
	MOVW	argp-4(FP), R1
	RET

DATA	exits<>+0(SB)/4, $"main"
GLOBL	exits<>+0(SB), $5

Bell Labs OSI certified Powered by Plan 9

(Return to Plan 9 Home Page)

Copyright © 2021 Plan 9 Foundation. All Rights Reserved.
Comments to [email protected].