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

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Taiki Endo
2024-11-25 23:11:17 +09:00
parent 1278dad1e9
commit 59f01cdbf4
5 changed files with 53 additions and 0 deletions
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6
compiler/rustc_codegen_gcc/src/asm.rs
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@@ -634,6 +634,9 @@ fn reg_to_gcc(reg: InlineAsmRegOrRegClass) -> ConstraintOrRegister {
InlineAsmRegClass::Bpf(BpfInlineAsmRegClass::reg) => "r",
InlineAsmRegClass::Bpf(BpfInlineAsmRegClass::wreg) => "w",
InlineAsmRegClass::Hexagon(HexagonInlineAsmRegClass::reg) => "r",
InlineAsmRegClass::Hexagon(HexagonInlineAsmRegClass::preg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::LoongArch(LoongArchInlineAsmRegClass::reg) => "r",
InlineAsmRegClass::LoongArch(LoongArchInlineAsmRegClass::freg) => "f",
InlineAsmRegClass::M68k(M68kInlineAsmRegClass::reg) => "r",
@@ -720,6 +723,9 @@ fn dummy_output_type<'gcc, 'tcx>(cx: &CodegenCx<'gcc, 'tcx>, reg: InlineAsmRegCl
cx.type_vector(cx.type_i64(), 2)
}
InlineAsmRegClass::Hexagon(HexagonInlineAsmRegClass::reg) => cx.type_i32(),
InlineAsmRegClass::Hexagon(HexagonInlineAsmRegClass::preg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::LoongArch(LoongArchInlineAsmRegClass::reg) => cx.type_i32(),
InlineAsmRegClass::LoongArch(LoongArchInlineAsmRegClass::freg) => cx.type_f32(),
InlineAsmRegClass::Mips(MipsInlineAsmRegClass::reg) => cx.type_i32(),