25 lines
981 B
Rust
25 lines
981 B
Rust
//! BranchEmissionBox — 分岐/ジャンプ命令発行の薄いヘルパ（仕様不変）
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use crate::mir::{BasicBlockId, MirInstruction};
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use crate::mir::builder::MirBuilder;
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#[inline]
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pub fn emit_conditional(b: &mut MirBuilder, cond: crate::mir::ValueId, then_bb: BasicBlockId, else_bb: BasicBlockId) -> Result<(), String> {
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if let (Some(func), Some(cur_bb)) = (b.current_function.as_mut(), b.current_block) {
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crate::mir::ssot::cf_common::set_branch(func, cur_bb, cond, then_bb, else_bb);
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Ok(())
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} else {
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b.emit_instruction(MirInstruction::Branch { condition: cond, then_bb, else_bb })
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}
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}
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#[inline]
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pub fn emit_jump(b: &mut MirBuilder, target: BasicBlockId) -> Result<(), String> {
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if let (Some(func), Some(cur_bb)) = (b.current_function.as_mut(), b.current_block) {
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crate::mir::ssot::cf_common::set_jump(func, cur_bb, target);
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Ok(())
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} else {
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b.emit_instruction(MirInstruction::Jump { target })
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}
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}
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