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Move the default block to the front of the underlying jump table storage (#5770)

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The new api on JumpTableData makese it easy to keep the default label first, and that shrinks the diff in #5731 a bit.
This commit is contained in:
Trevor Elliott
2023-02-13 12:50:29 -08:00
committed by GitHub
parent 6cddc923f3
commit 19f337e29b
8 changed files with 26 additions and 28 deletions
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4
cranelift/wasm/src/code_translator.rs
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@@ -534,7 +534,7 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
frame.set_branched_to_exit();
frame.br_destination()
};
let jt = builder.create_jump_table(JumpTableData::new(block, data));
let jt = builder.create_jump_table(JumpTableData::new(block, &data));
builder.ins().br_table(val, jt);
} else {
// Here we have jump arguments, but Cranelift's br_table doesn't support them
@@ -562,7 +562,7 @@ pub fn translate_operator<FE: FuncEnvironment + ?Sized>(
*entry.insert(block)
}
};
let jt = builder.create_jump_table(JumpTableData::new(default_branch_block, data));
let jt = builder.create_jump_table(JumpTableData::new(default_branch_block, &data));
builder.ins().br_table(val, jt);
for (depth, dest_block) in dest_block_sequence {
builder.switch_to_block(dest_block);