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Ditch the input buffer (#2911)

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* Pass input data via the scratch buffer.

Remove calls to ext_input_*.

* Fix tests and docs

* Bump the version.

* Remove ext_input_* from COMPLEXITY.md

* Return back the length check and add more comments

* Update the documentation of the scratch buffer.

* Fix a silly mistake.
This commit is contained in:
Sergei Pepyakin
2019-06-20 17:06:12 +02:00
committed by GitHub
parent 32a14ba2b8
commit 83d3881542
6 changed files with 89 additions and 88 deletions
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substrate/node/executor/src/lib.rs
+6 -5
View File
@@ -711,22 +711,23 @@ mod tests {
;; input_data_len: u32
;; ) -> u32
(import "env" "ext_call" (func $ext_call (param i32 i32 i64 i32 i32 i32 i32) (result i32)))
(import "env" "ext_input_size" (func $ext_input_size (result i32)))
(import "env" "ext_input_copy" (func $ext_input_copy (param i32 i32 i32)))
(import "env" "ext_scratch_size" (func $ext_scratch_size (result i32)))
(import "env" "ext_scratch_copy" (func $ext_scratch_copy (param i32 i32 i32)))
(import "env" "memory" (memory 1 1))
(func (export "deploy")
)
(func (export "call")
(block $fail
;; fail if ext_input_size != 4
;; load and check the input data (which is stored in the scratch buffer).
;; fail if the input size is not != 4
(br_if $fail
(i32.ne
(i32.const 4)
(call $ext_input_size)
(call $ext_scratch_size)
)
)
(call $ext_input_copy
(call $ext_scratch_copy
(i32.const 0)
(i32.const 0)
(i32.const 4)