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Rename 'an block' to 'a block'

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Missed this in the automatic rename of 'Ebb' to 'Block'.
This commit is contained in:
Ryan Hunt
2020-03-03 13:17:30 -06:00
parent 77e17d8f71
commit 07f335dca6
31 changed files with 96 additions and 96 deletions
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6
cranelift/frontend/src/frontend.rs
View File

@@ -40,11 +40,11 @@ pub struct FunctionBuilder<'a> {
#[derive(Clone, Default)]
struct BlockData {
/// An Block is "pristine" iff no instructions have been added since the last
/// A Block is "pristine" iff no instructions have been added since the last
/// call to `switch_to_block()`.
pristine: bool,
/// An Block is "filled" iff a terminator instruction has been inserted since
/// A Block is "filled" iff a terminator instruction has been inserted since
/// the last call to `switch_to_block()`.
///
/// A filled block cannot be pristine.
@@ -832,7 +832,7 @@ impl<'a> FunctionBuilder<'a> {
);
}
/// An Block is 'filled' when a terminator instruction is present.
/// A Block is 'filled' when a terminator instruction is present.
fn fill_current_block(&mut self) {
self.func_ctx.blocks[self.position.block.unwrap()].filled = true;
}

16
cranelift/frontend/src/ssa.rs
View File

@@ -333,7 +333,7 @@ impl SSABuilder {
// Part 1: With a mutable borrow of self, update the DataFlowGraph if necessary.
let case = match self.ssa_blocks[ssa_block] {
SSABlockData::BlockHeader(ref mut data) => {
// The block has multiple predecessors so we append an Block parameter that
// The block has multiple predecessors so we append a Block parameter that
// will serve as a value.
if data.sealed {
if data.predecessors.len() == 1 {
@@ -408,7 +408,7 @@ impl SSABuilder {
self.block_headers[block] = ssa_block.into();
ssa_block
}
/// Gets the header block corresponding to an Block, panics if the Block or the header block
/// Gets the header block corresponding to a Block, panics if the Block or the header block
/// isn't declared.
pub fn header_block(&self, block: Block) -> SSABlock {
self.block_headers
@@ -491,7 +491,7 @@ impl SSABuilder {
}
};
// For each undef var we look up values in the predecessors and create an block parameter
// For each undef var we look up values in the predecessors and create a block parameter
// only if necessary.
for (var, val) in undef_vars {
let ty = func.dfg.value_type(val);
@@ -516,13 +516,13 @@ impl SSABuilder {
}
}
/// Given the local SSA Value of a Variable in an Block, perform a recursive lookup on
/// Given the local SSA Value of a Variable in a Block, perform a recursive lookup on
/// predecessors to determine if it is redundant with another Value earlier in the CFG.
///
/// If such a Value exists and is redundant, the local Value is replaced by the
/// corresponding non-local Value. If the original Value was an Block parameter,
/// corresponding non-local Value. If the original Value was a Block parameter,
/// the parameter may be removed if redundant. Parameters are placed eagerly by callers
/// to avoid infinite loops when looking up a Value for an Block that is in a CFG loop.
/// to avoid infinite loops when looking up a Value for a Block that is in a CFG loop.
///
/// Doing this lookup for each Value in each Block preserves SSA form during construction.
///
@@ -623,7 +623,7 @@ impl SSABuilder {
}
ZeroOneOrMore::One(pred_val) => {
// Here all the predecessors use a single value to represent our variable
// so we don't need to have it as an block argument.
// so we don't need to have it as a block argument.
// We need to replace all the occurrences of val with pred_val but since
// we can't afford a re-writing pass right now we just declare an alias.
// Resolve aliases eagerly so that we can check for cyclic aliasing,
@@ -692,7 +692,7 @@ impl SSABuilder {
) -> Option<(Block, SSABlock, Inst)> {
match func.dfg.analyze_branch(jump_inst) {
BranchInfo::NotABranch => {
panic!("you have declared a non-branch instruction as a predecessor to an block");
panic!("you have declared a non-branch instruction as a predecessor to a block");
}
// For a single destination appending a jump argument to the instruction
// is sufficient.