1991/1105/ss/l.s (diff list | history)

1991/1006/sys/src/9/ss/l.s:55,67 – 1991/1105/sys/src/9/ss/l.s:55,66 (short | long | prev | next)
1990/1223
1991/0110		TEXT swap1(SB), $0
1991/0109		MOVW keyaddr+0(FP), R8
1991/0112		TAS (R8), R7 /* LDSTUB, thank you ken */
1991/1105		TAS (R7), R7 /* LDSTUB, thank you ken */
1991/0109		RETURN
1990/1226		TEXT swap1_should_work(SB), $0 MOVW keyaddr+0(FP), R8
1991/1105		MOVW R7, R8
1990/1226		MOVW $1, R7 SWAP (R8), R7 RETURN
1991/1006/sys/src/9/ss/l.s:68,74 – 1991/1105/sys/src/9/ss/l.s:67,72
1990/1226
1991/0110		TEXT swap1x(SB), $0
1990/1226		MOVW keyaddr+0(FP), R8 MOVW PSR, R9 MOVW R9, R10 AND $~PSRET, R10 /* BUG: book says this is buggy */
1991/1006/sys/src/9/ss/l.s:76,82 – 1991/1105/sys/src/9/ss/l.s:74,80
1990/1226		OR R0, R0 OR R0, R0 OR R0, R0 MOVW (R8), R7
1991/1105		MOVW (R7), R7
1990/1226		CMP R7, R0 BNE was1 MOVW $1, R10
1991/1006/sys/src/9/ss/l.s:111,117 – 1991/1105/sys/src/9/ss/l.s:109,114
1990/1226		TEXT splx(SB), $0
1991/1006		MOVW R15, 4(R(MACH)) /* save PC in m->splpc */
1990/1226		MOVW psr+0(FP), R7 MOVW R7, PSR /* BUG: book says this is buggy */ OR R0, R0 OR R0, R0
1991/1006/sys/src/9/ss/l.s:123,135 – 1991/1105/sys/src/9/ss/l.s:120,132
1990/1226		RETURN TEXT touser(SB), $-4
1991/01151		MOVW $(SYSPSR&~PSREF), R7
1990/1226		MOVW R7, PSR
1991/1105		MOVW $(SYSPSR&~PSREF), R8 MOVW R8, PSR
1990/1226		OR R0, R0 OR R0, R0 OR R0, R0
1991/0712
1990/1226		MOVW sp+0(FP), R1
1991/1105		MOVW R7, R1
1990/1226		SAVE R0, R0 /* RETT is implicit RESTORE */ MOVW $(UTZERO+32), R7 /* PC; header appears in text */ MOVW $(UTZERO+32+4), R8 /* nPC */
1991/1006/sys/src/9/ss/l.s:137,143 – 1991/1105/sys/src/9/ss/l.s:134,140
1990/1226
1991/0112		TEXT rfnote(SB), $0 MOVW 0(FP), R1 /* 1st arg is &uregpointer */
1991/1105		MOVW R7, R1 /* 1st arg is &uregpointer */
1991/0112		ADD $4, R1 /* point at ureg */ JMP restore
1991/1006/sys/src/9/ss/l.s:301,307 – 1991/1105/sys/src/9/ss/l.s:298,303
1990/1226		TEXT puttbr(SB), $0 MOVW tbr+0(FP), R7 MOVW R7, TBR OR R0, R0 OR R0, R0
1991/1006/sys/src/9/ss/l.s:325,331 – 1991/1105/sys/src/9/ss/l.s:321,326
1990/1226
1990/1223		TEXT setlabel(SB), $0
1990/1226		MOVW b+0(FP), R7 MOVW R1, (R7) MOVW R15, 4(R7) MOVW $0, R7
1991/1006/sys/src/9/ss/l.s:333,347 – 1991/1105/sys/src/9/ss/l.s:328,341
1990/1223		TEXT gotolabel(SB), $0
1990/1226		MOVW b+0(FP), R8 MOVW (R8), R1 MOVW 4(R8), R15
1991/1105		MOVW (R7), R1 MOVW 4(R7), R15
1990/1227		MOVW $1, R7
1990/1223		RETURN
1990/1226		TEXT putcxsegm(SB), $0
1990/1223		MOVW 0(FP), R8 /* context */
1991/1105		MOVW R7, R8 /* context */
1990/1223		MOVW 4(FP), R9 /* segment addr */ MOVW 8(FP), R10 /* segment value */
1990/1226		MOVW $0xFFE80118, R7
1991/1006/sys/src/9/ss/l.s:350,363 – 1991/1105/sys/src/9/ss/l.s:344,355
1990/1223
1990/1231		TEXT putcxreg(SB), $0
1990/1226		MOVW $CONTEXT, R7 MOVW 0(FP), R8 MOVB R8, (R7, 2)
1991/1105		MOVW $CONTEXT, R8 MOVB R7, (R8, 2)
1990/1226		RETURN
1990/1223		TEXT putb2(SB), $0
1990/1226		MOVW 0(FP), R7 MOVW 4(FP), R8 MOVB R8, (R7, 2)
1990/1223		RETURN
1991/1006/sys/src/9/ss/l.s:364,382 – 1991/1105/sys/src/9/ss/l.s:356,371
1990/1223
1990/1226		TEXT getb2(SB), $0
1990/1223
1990/1226		MOVW 0(FP), R7 MOVB (R7, 2), R7
1990/1223		RETURN
1990/1226		TEXT getw2(SB), $0 MOVW 0(FP), R7 MOVW (R7, 2), R7 RETURN TEXT putw2(SB), $0 MOVW 0(FP), R7 MOVW 4(FP), R8 MOVW R8, (R7, 2) RETURN
1991/1006/sys/src/9/ss/l.s:383,389 – 1991/1105/sys/src/9/ss/l.s:372,377
1990/1226
1990/1227		TEXT putw4(SB), $0
1990/1226		MOVW 0(FP), R7 MOVW 4(FP), R8
1990/1227		MOVW R8, (R7, 4)
1990/1226		RETURN
1991/1006/sys/src/9/ss/l.s:390,396 – 1991/1105/sys/src/9/ss/l.s:378,383
1990/1226
1990/1227		TEXT putwC(SB), $0
1990/1226		MOVW 0(FP), R7 MOVW 4(FP), R8
1990/1227		MOVW R8, (R7, 0xC)
1990/1226		RETURN
1991/1006/sys/src/9/ss/l.s:397,403 – 1991/1105/sys/src/9/ss/l.s:384,389
1990/1226
1990/1227		TEXT putwD(SB), $0
1990/1223
1990/1226		MOVW 0(FP), R7 MOVW 4(FP), R8
1990/1227		MOVW R8, (R7, 0xD)
1990/1223		RETURN
1991/1006/sys/src/9/ss/l.s:404,410 – 1991/1105/sys/src/9/ss/l.s:390,395
1990/1223
1991/0110		TEXT putwD16(SB), $0 MOVW 0(FP), R7 MOVW 4(FP), R8 MOVW R8, (R7, 0xD) ADD $(1<<4), R7
1991/1006/sys/src/9/ss/l.s:441,447 – 1991/1105/sys/src/9/ss/l.s:426,431
1991/0110
1990/1227		TEXT putwE(SB), $0
1990/1223
1990/1226		MOVW 0(FP), R7 MOVW 4(FP), R8
1991/0110		MOVW R8, (R7, 0xE) RETURN
1991/1006/sys/src/9/ss/l.s:448,454 – 1991/1105/sys/src/9/ss/l.s:432,437
1991/0110		TEXT putwE16(SB), $0 MOVW 0(FP), R7 MOVW 4(FP), R8 MOVW R8, (R7, 0xE) ADD $(1<<4), R7
1991/1006/sys/src/9/ss/l.s:485,491 – 1991/1105/sys/src/9/ss/l.s:468,473
1990/1227		TEXT putsegm(SB), $0 MOVW 0(FP), R7 MOVW 4(FP), R8 MOVW R8, (R7, 3)
1990/1223		RETURN
1991/1006/sys/src/9/ss/l.s:492,498 – 1991/1105/sys/src/9/ss/l.s:474,479
1990/1223
1991/01151		TEXT savefpregs(SB), $0 MOVW 0(FP), R7 MOVW FSR, 0(R7) ADD $(4+7), R7 /* double-align so can MOVD */
1991/1006/sys/src/9/ss/l.s:526,532 – 1991/1105/sys/src/9/ss/l.s:507,512
1991/01151		OR $PSREF, R8 MOVW R8, PSR MOVW 0(FP), R7 MOVW (R7), FSR ADD $(4+7), R7 /* double-align so can MOVD */
1991/1006/sys/src/9/ss/l.s:554,559 – 1991/1105/sys/src/9/ss/l.s:534,540
1991/01151		RETURN
1991/0115		TEXT clearfpintr(SB), $0
1991/1105
1991/0115		MOVW $fpq+BY2WD(SB), R7 ANDN $0x7, R7 /* must be D aligned */
1991/01151		MOVW $fsr+0(SB), R9