[llvm-bugs] [Bug 130629] MIPS: trap is not needed if divisor is not zero

[LLVM Bugs via llvm-bugs]

Issue	130629
Summary	MIPS: trap is not needed if divisor is not zero
Labels	backend:MIPS
Assignees
Reporter	wzssyqa

    ```
int m(int a) {return a/1234;}
```

will be built to

```
        li $2,1234                 # 0x4d2
        teq     $2,$0,7
        div $0,$4,$2
        jr      $31
        mfhi    $2
```

Here the `teq` is not needed.

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