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fuzzgen: Always generate reachable blocks (#5034)

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* fuzzgen: Always reachable blocks

* fuzzgen: Rename BlockTerminator

* fuzzgen: Rename `finalize_block`

* fuzzgen: Use `cloned` instead of map clone

Thanks @jameysharp!

Co-authored-by: Jamey Sharp <jamey@minilop.net>

* fuzzgen: `rustfmt`

* fuzzgen: Document paramless targets

* fuzzgen:  Add `BlockTerminatorKind`

* fuzzen: Update BrTable/Switch comment

* fuzzgen: Minor cleanup

Co-authored-by: Jamey Sharp <jamey@minilop.net>
This commit is contained in:
Afonso Bordado
2022-10-17 20:51:20 +01:00
committed by GitHub
parent 1aaea279e5
commit 766ecb561e
3 changed files with 234 additions and 244 deletions
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6
cranelift/fuzzgen/src/config.rs
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@@ -16,10 +16,7 @@ pub struct Config {
/// This value does not apply to block0 which takes the function params
/// and is thus governed by `signature_params`
pub block_signature_params: RangeInclusive<usize>,
/// Max number of jump tables generated per function
/// Note, the actual number of jump tables may be larger if the Switch interface
/// decides to insert more.
pub jump_tables_per_function: RangeInclusive<usize>,
/// Max number of jump tables entries to generate
pub jump_table_entries: RangeInclusive<usize>,
/// The Switch API specializes either individual blocks or contiguous ranges.
@@ -66,7 +63,6 @@ impl Default for Config {
vars_per_function: 0..=16,
blocks_per_function: 0..=16,
block_signature_params: 0..=16,
jump_tables_per_function: 0..=4,
jump_table_entries: 0..=16,
switch_cases: 0..=64,
// Ranges smaller than 2 don't make sense.