diff options
Diffstat (limited to 'target/ppc/fpu_helper.c')
| -rw-r--r-- | target/ppc/fpu_helper.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index d31a933cbb..7714bfe0f9 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -325,6 +325,34 @@ void helper_fpscr_clrbit(CPUPPCState *env, uint32_t bit) case FPSCR_RN: fpscr_set_rounding_mode(env); break; + case FPSCR_VXSNAN: + case FPSCR_VXISI: + case FPSCR_VXIDI: + case FPSCR_VXZDZ: + case FPSCR_VXIMZ: + case FPSCR_VXVC: + case FPSCR_VXSOFT: + case FPSCR_VXSQRT: + case FPSCR_VXCVI: + if (!fpscr_ix) { + /* Set VX bit to zero */ + env->fpscr &= ~(1 << FPSCR_VX); + } + break; + case FPSCR_OX: + case FPSCR_UX: + case FPSCR_ZX: + case FPSCR_XX: + case FPSCR_VE: + case FPSCR_OE: + case FPSCR_UE: + case FPSCR_ZE: + case FPSCR_XE: + if (!fpscr_eex) { + /* Set the FEX bit */ + env->fpscr &= ~(1 << FPSCR_FEX); + } + break; default: break; } |