1992/0912/ss/l.s (diff list | history)

1992/0904/sys/src/9/ss/l.s:1,6 – 1992/0912/sys/src/9/ss/l.s:1,6 (short | long | prev | next)
1990/1223		#include "mem.h"
1992/0811		#define SYSPSR (SPL(0x0)|PSREF|PSRET|PSRSUPER|SPL(15)|0)
1992/0912		#define SYSPSR (PSREF|PSRET|PSRSUPER|SPL(15))
1992/0728		#define NOOP ORN R0, R0; ORN R0, R0; ORN R0, R0
1990/1226
1990/1223		TEXT start(SB), $-4
1992/0904/sys/src/9/ss/l.s:66,97 – 1992/0912/sys/src/9/ss/l.s:66,85
1991/0115		MOVW (R0), R0
1990/1223		RETURN
1992/0222		TEXT tas(SB), $0
1992/0912		TEXT oldtas(SB), $0
1991/0109
1991/1105		TAS (R7), R7 /* LDSTUB, thank you ken */
1991/0109		RETURN
1990/1226		TEXT swap1_should_work(SB), $0
1992/0912		TEXT tas(SB), $0 /* it seems we must be splhi */
1990/1226
1991/1105		MOVW R7, R8
1990/1226		MOVW $1, R7 SWAP (R8), R7 RETURN
1991/0110		TEXT swap1x(SB), $0
1990/1226		MOVW PSR, R9 MOVW R9, R10 AND $~PSRET, R10 /* BUG: book says this is buggy */ MOVW R10, PSR
1991/1113		NOOP
1991/1105		MOVW (R7), R7
1990/1226		CMP R7, R0 BNE was1 MOVW $1, R10 MOVW R10, (R8) was1:
1992/0912		MOVW PSR, R8 MOVW $SYSPSR, R9
1990/1226		MOVW R9, PSR
1992/0912		NOOP TAS (R7), R7 /* LDSTUB, thank you ken */ MOVW R8, PSR NOOP
1990/1226		RETURN TEXT spllo(SB), $0
1992/0904/sys/src/9/ss/l.s:463,468 – 1992/0912/sys/src/9/ss/l.s:451,460
1992/0726		MOVW $fsr+0(SB), R7 MOVW (R7), FSR FMOVF F0, F0
1992/0912		RETURN TEXT _getcallerpc(SB), $0 MOVW 0(R1), R7
1992/0726		RETURN
1990/1223		GLOBL mach0+0(SB), $MACHSIZE