diff options
Diffstat (limited to 'usr/src/uts/intel/ia32/os/fpu.c')
| -rw-r--r-- | usr/src/uts/intel/ia32/os/fpu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/usr/src/uts/intel/ia32/os/fpu.c b/usr/src/uts/intel/ia32/os/fpu.c index bd1ee71396..7a39b0391a 100644 --- a/usr/src/uts/intel/ia32/os/fpu.c +++ b/usr/src/uts/intel/ia32/os/fpu.c @@ -369,6 +369,7 @@ fpnoextflt(struct regs *rp) return (1); /* error */ } +#if !defined(__xpv) /* XXPV Is this ifdef needed now? */ /* * A paranoid cross-check: for the SSE case, ensure that %cr4 is * configured to enable fully fledged (%xmm) fxsave/fxrestor on @@ -377,6 +378,7 @@ fpnoextflt(struct regs *rp) ASSERT((fp_kind == __FP_SSE && (getcr4() & CR4_OSFXSR) == CR4_OSFXSR) || (fp_kind != __FP_SSE && (getcr4() & (CR4_OSXMMEXCPT|CR4_OSFXSR)) == 0)); +#endif if (fp->fpu_flags & FPU_EN) { /* case 2 */ @@ -402,6 +404,7 @@ fpnoextflt(struct regs *rp) int fpextovrflt(struct regs *rp) { +#if !defined(__xpv) /* XXPV Do we need this ifdef either */ ulong_t cur_cr0; ASSERT(fp_kind != FP_NO); @@ -409,6 +412,7 @@ fpextovrflt(struct regs *rp) cur_cr0 = getcr0(); fpinit(); /* initialize the FPU hardware */ setcr0(cur_cr0); +#endif sti(); return (1); /* error, send SIGSEGV signal to the thread */ } |