diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/core/arm/dyncom/arm_dyncom_interpreter.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp index 6d5fb7aec..c8d45c6db 100644 --- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp +++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp | |||
| @@ -2820,10 +2820,12 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) { | |||
| 2820 | operand2 = (BIT(RS, 15)) ? (BITS(RS, 0, 15) | 0xffff0000) : BITS(RS, 0, 15); | 2820 | operand2 = (BIT(RS, 15)) ? (BITS(RS, 0, 15) | 0xffff0000) : BITS(RS, 0, 15); |
| 2821 | else | 2821 | else |
| 2822 | operand2 = (BIT(RS, 31)) ? (BITS(RS, 16, 31) | 0xffff0000) : BITS(RS, 16, 31); | 2822 | operand2 = (BIT(RS, 31)) ? (BITS(RS, 16, 31) | 0xffff0000) : BITS(RS, 16, 31); |
| 2823 | RD = operand1 * operand2 + RN; | ||
| 2824 | 2823 | ||
| 2825 | if (AddOverflow(operand1 * operand2, RN, RD)) | 2824 | u32 product = operand1 * operand2; |
| 2825 | u32 result = product + RN; | ||
| 2826 | if (AddOverflow(product, RN, result)) | ||
| 2826 | cpu->Cpsr |= (1 << 27); | 2827 | cpu->Cpsr |= (1 << 27); |
| 2828 | RD = result; | ||
| 2827 | } | 2829 | } |
| 2828 | cpu->Reg[15] += cpu->GetInstructionSize(); | 2830 | cpu->Reg[15] += cpu->GetInstructionSize(); |
| 2829 | INC_PC(sizeof(smla_inst)); | 2831 | INC_PC(sizeof(smla_inst)); |