Intel Itanium 9150M, Руководство пользователя, Страница: 172 / 420

Volume 3: Instruction Reference 3:163
ldfp
FR[ f
2
] = (integer_form ? FP_INT_ZERO : FP_ZERO);
} else { // execute load normally
FR[ f
1
] = fp_mem_to_fr_format(f1_val, size/2, integer_form);
FR[ f
2
] = fp_mem_to_fr_format(f2_val, size/2, integer_form);
if ((check_no_clear || advanced) && ma_is_speculative(mattr))
// add entry to ALAT
alat_write( fldtype , FLOAT, f
1
, paddr, size);
}
}
if (base_update_form) { // update base register
GR[ r
3
] = GR[ r
3
] + size;
GR[ r
3
].nat = GR[ r
3
].nat;
if (!GR[ r
3
].nat)
mem_implicit_prefetch(GR[ r
3
], ldhint , itype);
}
fp_update_psr( f
1
);
fp_update_psr( f
2
);
}
Interruptions:
Illegal Operation fault Data Page Not Present fault
Disabled Floating-point Register fault Data NaT Page Consumption fault
Register NaT Consumption fault Data Key Miss fault
Unimplemented Data Address fault Data Key Permission fault
Data Nested TLB fault Data Access Rights fault
Alternate Data TLB fault Data Access Bit fault
VHPT Data fault Data Debug fault
Data TLB fault Unaligned Data Reference fault