commit ba358a35bfa3587fecff3add83421426880723d9
parent e93541bf05ccfde3f530e238c13b52ad1f571c3c
Author: Demonstrandum <moi@knutsen.co>
Date: Tue, 30 Jul 2019 00:11:43 +0100
Document more bytecode operators.
Diffstat:
2 files changed, 23 insertions(+), 2 deletions(-)
diff --git a/BYTECODE.md b/BYTECODE.md
@@ -37,3 +37,5 @@ Sizes are as follows:
| `00110110` | `I_DIV` | | Division between two pointer-sized signed integers. Pops top two elements from the stacks and finds their quotient, pushing the result. |
| `00110111` | `R_DIV` | | Division between two 64-bit floating-point numbers. Pops top two elements from the stacks and finds their quotient, pushing the result. |
| `00111000` | `U_DIV` | | Division between two values of unknown types, found out at runtime. Pops top two elements from the stacks and finds their quotient, pushing the result. |
+| `11111110` | `SET_LINE` | 1 — Current line number, given directly as `u16`. Operand value is line number. | Sets the current line number that the subsequent bytecode instructions correspond to in the code source file. |
+| `11111111` | `NOP` | | <u>N</u>o <u>Op</u>eration. Does nothing. You shouldn't see this in the final compiled bytecode, it may only exists temporarily while the bytecode is being produced. |
diff --git a/bytecode_spec.yaml b/bytecode_spec.yaml
@@ -219,4 +219,23 @@
:desc: >-
Division between two values of unknown types, found out at runtime.
Pops top two elements from the stacks and finds their
- quotient, pushing the result.-
\ No newline at end of file
+ quotient, pushing the result.
+
+
+- :byte: 254
+ :name: SET_LINE
+ :operands: 1
+ :operand_desc: ['Current line number, given directly as `u16`. Operand value is line number.']
+ :desc: >-
+ Sets the current line number that the subsequent
+ bytecode instructions correspond to in the code
+ source file.
+
+- :byte: 255
+ :name: NOP
+ :operands: 0
+ :desc: >-
+ <u>N</u>o <u>Op</u>eration. Does nothing.
+ You shouldn't see this in the final compiled
+ bytecode, it may only exists temporarily while the
+ bytecode is being produced.+
\ No newline at end of file
