Author: jhb
Date: Sun Nov 2 20:57:19 2014
New Revision: 273988
URL: https://svnweb.freebsd.org/changeset/base/273988
Log:
Remove the FP_SOFTFP flag. It wasn't used but was leftover from the
software x86 math emulator.
Modified:
head/sys/i386/i386/machdep.c
head/sys/i386/include/pcb.h
Modified: head/sys/i386/i386/machdep.c
==============================================================================
--- head/sys/i386/i386/machdep.c Sun Nov 2 19:54:10 2014
(r273987)
+++ head/sys/i386/i386/machdep.c Sun Nov 2 20:57:19 2014
(r273988)
@@ -1602,14 +1602,6 @@ exec_setregs(struct thread *td, struct i
pcb->pcb_flags &= ~PCB_DBREGS;
}
- /*
- * Initialize the math emulator (if any) for the current process.
- * Actually, just clear the bit that says that the emulator has
- * been initialized. Initialization is delayed until the process
- * traps to the emulator (if it is done at all) mainly because
- * emulators don't provide an entry point for initialization.
- */
- td->td_pcb->pcb_flags &= ~FP_SOFTFP;
pcb->pcb_initial_npxcw = __INITIAL_NPXCW__;
/*
Modified: head/sys/i386/include/pcb.h
==============================================================================
--- head/sys/i386/include/pcb.h Sun Nov 2 19:54:10 2014 (r273987)
+++ head/sys/i386/include/pcb.h Sun Nov 2 20:57:19 2014 (r273988)
@@ -66,7 +66,6 @@ struct pcb {
union savefpu pcb_user_save;
uint16_t pcb_initial_npxcw;
u_int pcb_flags;
-#define FP_SOFTFP 0x01 /* process using software fltng pnt
emulator */
#define PCB_DBREGS 0x02 /* process using debug registers */
#define PCB_NPXINITDONE 0x08 /* fpu state is initialized */
#define PCB_VM86CALL 0x10 /* in vm86 call */
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