diff options
Diffstat (limited to 'sys/amd64/amd64/support.S')
| -rw-r--r-- | sys/amd64/amd64/support.S | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/sys/amd64/amd64/support.S b/sys/amd64/amd64/support.S index 55bc29ce7311..81181cc9df90 100644 --- a/sys/amd64/amd64/support.S +++ b/sys/amd64/amd64/support.S @@ -216,8 +216,8 @@ ENTRY(i586_bzero) * complicated since we avoid it if possible at all levels. We * want to localize the complications even when that increases them. * Here the extra work involves preserving CR0_TS in TS. - * `npxproc != NULL' is supposed to be the condition that all the - * FPU resources belong to an application, but npxproc and CR0_TS + * `npxthread != NULL' is supposed to be the condition that all the + * FPU resources belong to an application, but npxthread and CR0_TS * aren't set atomically enough for this condition to work in * interrupt handlers. * @@ -241,7 +241,7 @@ ENTRY(i586_bzero) * method. CR0_TS must be preserved although it is very likely to * always end up as clear. */ - cmpl $0,PCPU(NPXPROC) + cmpl $0,PCPU(NPXTHREAD) je i586_bz1 /* @@ -303,7 +303,7 @@ fpureg_i586_bzero_loop: cmpl $8,%ecx jae fpureg_i586_bzero_loop - cmpl $0,PCPU(NPXPROC) + cmpl $0,PCPU(NPXTHREAD) je i586_bz3 /* XXX check that the condition for cases 1-2 stayed false. */ @@ -517,7 +517,7 @@ ENTRY(i586_bcopy) sarb $1,kernel_fpu_lock jc small_i586_bcopy - cmpl $0,PCPU(NPXPROC) + cmpl $0,PCPU(NPXTHREAD) je i586_bc1 /* XXX turn off handling of cases 1-2, as above. */ @@ -593,7 +593,7 @@ large_i586_bcopy_loop: cmpl $64,%ecx jae 4b - cmpl $0,PCPU(NPXPROC) + cmpl $0,PCPU(NPXTHREAD) je i586_bc2 /* XXX check that the condition for cases 1-2 stayed false. */ @@ -991,14 +991,14 @@ ENTRY(fastmove) /* XXX grab FPU context atomically. */ cli -/* if (npxproc != NULL) { */ - cmpl $0,PCPU(NPXPROC) +/* if (npxthread != NULL) { */ + cmpl $0,PCPU(NPXTHREAD) je 6f /* fnsave(&curpcb->pcb_savefpu); */ movl PCPU(CURPCB),%eax fnsave PCB_SAVEFPU(%eax) -/* npxproc = NULL; */ - movl $0,PCPU(NPXPROC) +/* NPXTHREAD = NULL; */ + movl $0,PCPU(NPXTHREAD) /* } */ 6: /* now we own the FPU. */ @@ -1026,9 +1026,9 @@ ENTRY(fastmove) movl -4(%ebp),%edi /* stop_emulating(); */ clts -/* npxproc = curproc; */ - movl PCPU(CURPROC),%eax - movl %eax,PCPU(NPXPROC) +/* npxthread = curthread; */ + movl PCPU(CURTHREAD),%eax + movl %eax,PCPU(NPXTHREAD) movl PCPU(CURPCB),%eax /* XXX end of atomic FPU context grab. */ @@ -1113,8 +1113,8 @@ fastmove_loop: smsw %ax orb $CR0_TS,%al lmsw %ax -/* npxproc = NULL; */ - movl $0,PCPU(NPXPROC) +/* npxthread = NULL; */ + movl $0,PCPU(NPXTHREAD) /* XXX end of atomic FPU context ungrab. */ sti @@ -1154,7 +1154,7 @@ fastmove_fault: smsw %ax orb $CR0_TS,%al lmsw %ax - movl $0,PCPU(NPXPROC) + movl $0,PCPU(NPXTHREAD) /* XXX end of atomic FPU context ungrab. */ sti |