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Use .limhp

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This commit is contained in:
ceriel 1990-01-22 14:14:38 +00:00
parent 786665c582
commit 5241920b3c
3 changed files with 10 additions and 13 deletions
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11
mach/vax4/libbsd4_1a/_sbrk.s
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@ -7,12 +7,12 @@ break = 17
.align 1 .align 1
__sbrk: __sbrk:
.data2 0x0000 .data2 0x0000
addl3 Ibrk,4(ap),-(sp) addl3 .limhp,4(ap),-(sp)
bcc 1f bcc 1f
movl $0xFFFFFFFF,(sp) ! will cause an error (I hope) movl $0xFFFFFFFF,(sp) ! will cause an error (I hope)
1: 1:
movl Ibrk,r3 movl .limhp,r3
calls $1,_brk calls $1,__brk
tstl r0 tstl r0
blss 1f blss 1f
movl r3,r0 movl r3,r0
@ -26,9 +26,6 @@ __brk:
bcc 1f bcc 1f
jmp errmon jmp errmon
1: 1:
movl 4(ap),Ibrk movl 4(ap),.limhp
clrl r0 clrl r0
ret ret
.sect .data
Ibrk: .data4 endbss

3
mach/vax4/libbsd4_1a/head_em.s
View file

@ -6,6 +6,7 @@
.define hol0 .define hol0
.define .reghp .define .reghp
.define .limhp
.define .trppc .define .trppc
.define .trpim .define .trpim
@ -73,6 +74,8 @@ Im2:
.data4 0 .data4 0
.reghp: .reghp:
.data4 _end .data4 _end
.limhp:
.data4 _end
hol0: hol0:
.space 8 .space 8
.trppc: .trppc:

9
mach/vax4/libbsd4_1a/sbrk.s
View file

@ -7,11 +7,11 @@ break = 17
.align 1 .align 1
_sbrk: _sbrk:
.data2 0x0000 .data2 0x0000
addl3 Ibrk,4(ap),-(sp) addl3 .limhp,4(ap),-(sp)
bcc 1f bcc 1f
movl $0xFFFFFFFF,(sp) ! will cause an error (I hope) movl $0xFFFFFFFF,(sp) ! will cause an error (I hope)
1: 1:
movl Ibrk,r3 movl .limhp,r3
calls $1,_brk calls $1,_brk
tstl r0 tstl r0
blss 1f blss 1f
@ -26,9 +26,6 @@ _brk:
bcc 1f bcc 1f
jmp errmon jmp errmon
1: 1:
movl 4(ap),Ibrk movl 4(ap),.limhp
clrl r0 clrl r0
ret ret
.sect .data
Ibrk: .data4 endbss