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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /compiler/rustc_codegen_cranelift/src/optimize/peephole.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_codegen_cranelift/src/optimize/peephole.rs')
-rw-r--r-- | compiler/rustc_codegen_cranelift/src/optimize/peephole.rs | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/optimize/peephole.rs b/compiler/rustc_codegen_cranelift/src/optimize/peephole.rs index d637b4d89..7f45bbd8f 100644 --- a/compiler/rustc_codegen_cranelift/src/optimize/peephole.rs +++ b/compiler/rustc_codegen_cranelift/src/optimize/peephole.rs @@ -3,19 +3,6 @@ use cranelift_codegen::ir::{condcodes::IntCC, InstructionData, Opcode, Value, ValueDef}; use cranelift_frontend::FunctionBuilder; -/// If the given value was produced by a `bint` instruction, return it's input, otherwise return the -/// given value. -pub(crate) fn maybe_unwrap_bint(bcx: &mut FunctionBuilder<'_>, arg: Value) -> Value { - if let ValueDef::Result(arg_inst, 0) = bcx.func.dfg.value_def(arg) { - match bcx.func.dfg[arg_inst] { - InstructionData::Unary { opcode: Opcode::Bint, arg } => arg, - _ => arg, - } - } else { - arg - } -} - /// If the given value was produced by the lowering of `Rvalue::Not` return the input and true, /// otherwise return the given value and false. pub(crate) fn maybe_unwrap_bool_not(bcx: &mut FunctionBuilder<'_>, arg: Value) -> (Value, bool) { @@ -48,13 +35,6 @@ pub(crate) fn maybe_known_branch_taken( }; match bcx.func.dfg[arg_inst] { - InstructionData::UnaryBool { opcode: Opcode::Bconst, imm } => { - if test_zero { - Some(!imm) - } else { - Some(imm) - } - } InstructionData::UnaryImm { opcode: Opcode::Iconst, imm } => { if test_zero { Some(imm.bits() == 0) |