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Remove instructions used by old br_table legalization

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This commit is contained in:
bjorn3
2021-10-12 14:18:52 +02:00
parent 783bb1f759
commit 5b24e117ee
14 changed files with 4 additions and 198 deletions
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5
cranelift/codegen/src/isa/aarch64/lower_inst.rs
View File

@@ -2029,10 +2029,6 @@ pub(crate) fn lower_insn_to_regs<C: LowerCtx<I = Inst>>(
}
}
Opcode::JumpTableEntry | Opcode::JumpTableBase => {
panic!("Should not appear: we handle BrTable directly");
}
Opcode::Debugtrap => {
ctx.emit(Inst::Brk);
}
@@ -2180,7 +2176,6 @@ pub(crate) fn lower_insn_to_regs<C: LowerCtx<I = Inst>>(
| Opcode::BrIcmp
| Opcode::Brif
| Opcode::Brff
| Opcode::IndirectJumpTableBr
| Opcode::BrTable => {
panic!("Branch opcode reached non-branch lowering logic!");
}

4
cranelift/codegen/src/isa/s390x/lower.rs
View File

@@ -2915,14 +2915,10 @@ fn lower_insn_to_regs<C: LowerCtx<I = Inst>>(
| Opcode::BrIcmp
| Opcode::Brif
| Opcode::Brff
| Opcode::IndirectJumpTableBr
| Opcode::BrTable => {
panic!("Branch opcode reached non-branch lowering logic!");
}
Opcode::JumpTableEntry | Opcode::JumpTableBase => {
panic!("Should not appear: we handle BrTable directly");
}
Opcode::Safepoint => {
panic!("safepoint instructions not used by new backend's safepoints!");

5
cranelift/codegen/src/isa/x64/lower.rs
View File

@@ -6874,10 +6874,6 @@ fn lower_insn_to_regs<C: LowerCtx<I = Inst>>(
panic!("Unused opcode should not be encountered.");
}
Opcode::JumpTableEntry | Opcode::JumpTableBase => {
panic!("Should not appear: we handle BrTable directly");
}
Opcode::Trapz | Opcode::Trapnz | Opcode::ResumableTrapnz => {
panic!("trapz / trapnz / resumable_trapnz should have been removed by legalization!");
}
@@ -6889,7 +6885,6 @@ fn lower_insn_to_regs<C: LowerCtx<I = Inst>>(
| Opcode::BrIcmp
| Opcode::Brif
| Opcode::Brff
| Opcode::IndirectJumpTableBr
| Opcode::BrTable => {
panic!("Branch opcode reached non-branch lowering logic!");
}