Convert
The convert
instructions, are used for converting integer numbers to floating point numbers. There are signed and unsigned versions of this instruction.
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Syntax
wasm
;; push an i32 onto the stack
i32.const 10
;; convert from signed i32 to f32
f32.convert_i32_s
;; the top item on the stack will now be the value 10 of type f32
Instruction | Binary opcode |
---|---|
f32.convert_i32_s |
0xb2 |
f32.convert_i32_u |
0xb3 |
f32.convert_i64_s |
0xb4 |
f32.convert_i64_u |
0xb5 |
f64.convert_i32_s |
0xb7 |
f64.convert_i32_u |
0xb8 |
f64.convert_i64_s |
0xb9 |
f64.convert_i64_u |
0xba |