## List of 2-arg opcodes

| opcode    | Description            | pseudocode                 | Extension   |
| ------    | ----------------       | ----------------           | ----------- |
| FATAN2    | atan2 arc tangent      | rd = atan2(rs2, rs1)       | Zarctrignpi |
| FATAN2PI  | atan2 arc tangent / pi | rd = atan2(rs2, rs1) / pi  | Zarctrigpi  |
| FPOW      | x power of y           | rd = pow(rs1, rs2)         | ZftransAdv  |
| FPOWN     | x power of n (n int)   | rd = pow(rs1, rs2)         | ZftransAdv  |
| FPOWR     | x power of y (x +ve)   | rd = exp(rs1 log(rs2))     | ZftransAdv  |
| FROOTN    | x power 1/n (n integer)| rd = pow(rs1, 1/rs2)       | ZftransAdv  |
| FHYPOT    | hypotenuse             | rd = sqrt(rs1^2 + rs2^2)   | ZftransAdv  |
 
## List of 1-arg transcendental opcodes

| opcode   | Description              | pseudocode              | Extension  |
| ------    | ----------------       | ----------------           | ----------- |
| FRSQRT   | Reciprocal Square-root   | rd = sqrt(rs1)          | Zfrsqrt    |
| FCBRT    | Cube Root                | rd = pow(rs1, 1.0 / 3)  | ZftransAdv |
| FRECIP   | Reciprocal               | rd = 1.0 / rs1          | Zftrans    |
| FEXP2    | power-of-2               | rd = pow(2, rs1)        | Zftrans    |
| FLOG2    | log2                     | rd = log(2. rs1)        | Zftrans    |
| FEXPM1   | exponential minus 1      | rd = pow(e, rs1) - 1.0  | ZftransExt |
| FLOG1P   | log plus 1               | rd = log(e, 1 + rs1)    | ZftransExt |
| FEXP     | exponential              | rd = pow(e, rs1)        | ZftransExt |
| FLOG     | natural log (base e)     | rd = log(e, rs1)        | ZftransExt |
| FEXP10   | power-of-10              | rd = pow(10, rs1)       | ZftransExt |
| FLOG10   | log base 10              | rd = log(10, rs1)       | ZftransExt |

## List of 1-arg trigonometric opcodes
 
| opcode      | Description              | pseudo-code             | Extension |
| ------    | ----------------       | ----------------           | ----------- |
| FSIN        | sin (radians)            | rd = sin(rs1)           | Ztrignpi    |
| FCOS        | cos (radians)            | rd = cos(rs1)           | Ztrignpi    |
| FTAN        | tan (radians)            | rd = tan(rs1)           | Ztrignpi    |
| FASIN       | arcsin (radians)         | rd = asin(rs1)          | Zarctrignpi |
| FACOS       | arccos (radians)         | rd = acos(rs1)          | Zarctrignpi |
| FATAN       | arctan (radians)         | rd = atan(rs1)          | Zarctrignpi |
| FSINPI      | sin times pi             | rd = sin(pi * rs1)      | Ztrigpi |
| FCOSPI      | cos times pi             | rd = cos(pi * rs1)      | Ztrigpi |
| FTANPI      | tan times pi             | rd = tan(pi * rs1)      | Ztrigpi |
| FASINPI     | arcsin / pi              | rd = asin(rs1) / pi     | Zarctrigpi |
| FACOSPI     | arccos / pi              | rd = acos(rs1) / pi     | Zarctrigpi |
| FATANPI     | arctan / pi              | rd = atan(rs1) / pi     | Zarctrigpi |
| FSINH       | hyperbolic sin (radians) | rd = sinh(rs1)          | Zfhyp |
| FCOSH       | hyperbolic cos (radians) | rd = cosh(rs1)          | Zfhyp |
| FTANH       | hyperbolic tan (radians) | rd = tanh(rs1)          | Zfhyp |
| FASINH      | inverse hyperbolic sin   | rd = asinh(rs1)         | Zfhyp |
| FACOSH      | inverse hyperbolic cos   | rd = acosh(rs1)         | Zfhyp |
| FATANH      | inverse hyperbolic tan   | rd = atanh(rs1)         | Zfhyp |