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Forgot to remove 2 cases of Instruction::new

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This commit is contained in:
VZout 2020-11-20 11:32:42 +01:00
parent fc9cc938b5
commit a49acc1709
1 changed files with 23 additions and 24 deletions
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47
crates/rustc_codegen_spirv/src/linker/structurizer.rs
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@ -1,8 +1,11 @@
// This pass inserts merge instructions for structured control flow with the assumption the spir-v is reducible.
use super::simple_passes::outgoing_edges;
use rspirv::dr::{Block, Builder, InsertPoint, Instruction, Module, Operand};
use rspirv::spirv::{Op, SelectionControl, Word};
use rspirv::{
dr::{Block, Builder, InsertPoint, Module, Operand},
spirv::LoopControl,
};
use rustc_session::Session;
use std::collections::{HashMap, VecDeque};
@ -742,20 +745,18 @@ pub fn insert_selection_merge_on_conditional_branch(
}
}
let merge_operands = vec![
Operand::IdRef(merge_block_id),
Operand::SelectionControl(SelectionControl::NONE),
];
cf_info.if_merge_ids.push(merge_block_id);
// Insert the merge instruction
let bi = find_block_index_from_id(builder, &id); // after this we don't insert or remove blocks
let block = get_block_mut!(builder, bi);
let merge_inst = Instruction::new(Op::SelectionMerge, None, None, merge_operands);
block
.instructions
.insert(block.instructions.len() - 1, merge_inst);
builder.select_block(Some(bi)).unwrap();
builder
.insert_selection_merge(
InsertPoint::FromEnd(1),
merge_block_id,
SelectionControl::NONE,
)
.unwrap();
}
}
@ -814,21 +815,19 @@ pub fn insert_loop_merge_on_conditional_branch(
}
}
let bi = find_block_index_from_id(builder, &id); // after this we don't insert or remove blocks
let check_block = &mut get_blocks_mut(builder)[bi];
let merge_operands = vec![
Operand::IdRef(merge_block_id),
Operand::IdRef(continue_block_id),
Operand::SelectionControl(SelectionControl::NONE),
];
cf_info.set_loops_continue_and_merge(id, merge_block_id, continue_block_id);
// Insert the merge instruction
let merge_inst = Instruction::new(Op::LoopMerge, None, None, merge_operands);
check_block
.instructions
.insert(check_block.instructions.len() - 1, merge_inst);
let bi = find_block_index_from_id(builder, &id); // after this we don't insert or remove blocks
builder.select_block(Some(bi)).unwrap();
builder
.insert_loop_merge(
InsertPoint::FromEnd(1),
merge_block_id,
continue_block_id,
LoopControl::NONE,
None,
)
.unwrap();
}
}