diff options
Diffstat (limited to 'sim/ppc/ppc-instructions')
| -rw-r--r-- | sim/ppc/ppc-instructions | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/sim/ppc/ppc-instructions b/sim/ppc/ppc-instructions index 1991c49..5f3e133 100644 --- a/sim/ppc/ppc-instructions +++ b/sim/ppc/ppc-instructions @@ -3644,6 +3644,18 @@ void::function::invalid_zero_divide_operation:cpu *processor, unsigned_word cia, STORE(EA, 8, *frS); PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK); +0.31,6.FRS,11.RA,16.RB,21.983,31./:X:f::Store Floating-Point Integer Word Indexed +*603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0 +*603e:PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0 +*604: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 3, 0 + unsigned_word b; + unsigned_word EA; + if (RA_is_0) b = 0; + else b = *rA; + EA = b + *rB; + STORE(EA, 4, *frS); + PPC_INSN_INT_FLOAT(0, 0, (RA_BITMASK & ~1) | RB_BITMASK, FRS_BITMASK); + 0.55,6.FRS,11.RA,16.D:D:f::Store Floating-Point Double with Update *601: PPC_UNIT_IU, PPC_UNIT_IU, 1, 1, 0 *603: PPC_UNIT_LSU, PPC_UNIT_LSU, 1, 2, 0 @@ -4682,13 +4694,6 @@ void::function::invalid_zero_divide_operation:cpu *processor, unsigned_word cia, FPSCR |= bit; FPSCR_END(Rc); - -# -# I.A.1.1 Floating-Point Store Instruction -# -0.31,6.FRS,11.RA,16.RB,21.983,31./:X:f,o::Store Floating-Point as Integer Word Indexed - program_interrupt(processor, cia, optional_instruction_program_interrupt); - # # I.A.1.2 Floating-Point Arithmetic Instructions # |