rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Support predicate registers (clobber-only) in Hexagon inline assembly

Browse Source
This commit is contained in:
Taiki Endo
2024-11-25 23:11:17 +09:00
parent 1278dad1e9
commit 59f01cdbf4
5 changed files with 53 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
compiler/rustc_codegen_llvm/src/asm.rs
View File

@@ -645,6 +645,7 @@ fn reg_to_llvm(reg: InlineAsmRegOrRegClass, layout: Option<&TyAndLayout<'_>>) ->
| Arm(ArmInlineAsmRegClass::qreg_low4) => "x",
Arm(ArmInlineAsmRegClass::dreg) | Arm(ArmInlineAsmRegClass::qreg) => "w",
Hexagon(HexagonInlineAsmRegClass::reg) => "r",
Hexagon(HexagonInlineAsmRegClass::preg) => unreachable!("clobber-only"),
LoongArch(LoongArchInlineAsmRegClass::reg) => "r",
LoongArch(LoongArchInlineAsmRegClass::freg) => "f",
Mips(MipsInlineAsmRegClass::reg) => "r",
@@ -813,6 +814,7 @@ fn dummy_output_type<'ll>(cx: &CodegenCx<'ll, '_>, reg: InlineAsmRegClass) -> &'
| Arm(ArmInlineAsmRegClass::qreg_low8)
| Arm(ArmInlineAsmRegClass::qreg_low4) => cx.type_vector(cx.type_i64(), 2),
Hexagon(HexagonInlineAsmRegClass::reg) => cx.type_i32(),
Hexagon(HexagonInlineAsmRegClass::preg) => unreachable!("clobber-only"),
LoongArch(LoongArchInlineAsmRegClass::reg) => cx.type_i32(),
LoongArch(LoongArchInlineAsmRegClass::freg) => cx.type_f32(),
Mips(MipsInlineAsmRegClass::reg) => cx.type_i32(),