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| author | DaniPopes <57450786+DaniPopes@users.noreply.github.com> | 2024-12-06 23:16:06 +0100 |
|---|---|---|
| committer | DaniPopes <57450786+DaniPopes@users.noreply.github.com> | 2025-03-06 22:29:05 +0800 |
| commit | 58c10c66c1d5ec2e47e35a4ff31f3758448f20f4 (patch) | |
| tree | 0bb8c183d731a26c214bbd1b584b34c8cbaee6ff /compiler/rustc_codegen_llvm/src/context.rs | |
| parent | 002da76821d32c8807dc47da16660925d8cc9b62 (diff) | |
| download | rust-58c10c66c1d5ec2e47e35a4ff31f3758448f20f4.tar.gz rust-58c10c66c1d5ec2e47e35a4ff31f3758448f20f4.zip | |
Lower BinOp::Cmp to llvm.{s,u}cmp.* intrinsics
Lowers `mir::BinOp::Cmp` (`three_way_compare` intrinsic) to the corresponding
LLVM `llvm.{s,u}cmp.i8.*` intrinsics, added in LLVM 19.
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/context.rs')
| -rw-r--r-- | compiler/rustc_codegen_llvm/src/context.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/context.rs b/compiler/rustc_codegen_llvm/src/context.rs index ed8426ae197..e367cf90eee 100644 --- a/compiler/rustc_codegen_llvm/src/context.rs +++ b/compiler/rustc_codegen_llvm/src/context.rs @@ -1108,6 +1108,18 @@ impl<'ll> CodegenCx<'ll, '_> { ifn!("llvm.usub.sat.i64", fn(t_i64, t_i64) -> t_i64); ifn!("llvm.usub.sat.i128", fn(t_i128, t_i128) -> t_i128); + ifn!("llvm.scmp.i8.i8", fn(t_i8, t_i8) -> t_i8); + ifn!("llvm.scmp.i8.i16", fn(t_i16, t_i16) -> t_i8); + ifn!("llvm.scmp.i8.i32", fn(t_i32, t_i32) -> t_i8); + ifn!("llvm.scmp.i8.i64", fn(t_i64, t_i64) -> t_i8); + ifn!("llvm.scmp.i8.i128", fn(t_i128, t_i128) -> t_i8); + + ifn!("llvm.ucmp.i8.i8", fn(t_i8, t_i8) -> t_i8); + ifn!("llvm.ucmp.i8.i16", fn(t_i16, t_i16) -> t_i8); + ifn!("llvm.ucmp.i8.i32", fn(t_i32, t_i32) -> t_i8); + ifn!("llvm.ucmp.i8.i64", fn(t_i64, t_i64) -> t_i8); + ifn!("llvm.ucmp.i8.i128", fn(t_i128, t_i128) -> t_i8); + ifn!("llvm.lifetime.start.p0i8", fn(t_i64, ptr) -> void); ifn!("llvm.lifetime.end.p0i8", fn(t_i64, ptr) -> void); |