From 59f01cdbf48795ab8d6752b8a4bbe0e4540c30a5 Mon Sep 17 00:00:00 2001 From: Taiki Endo Date: Mon, 25 Nov 2024 23:11:17 +0900 Subject: Support predicate registers (clobber-only) in Hexagon inline assembly --- compiler/rustc_codegen_gcc/src/asm.rs | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'compiler/rustc_codegen_gcc/src') diff --git a/compiler/rustc_codegen_gcc/src/asm.rs b/compiler/rustc_codegen_gcc/src/asm.rs index ab4fdb78bb0..341d1b9c179 100644 --- a/compiler/rustc_codegen_gcc/src/asm.rs +++ b/compiler/rustc_codegen_gcc/src/asm.rs @@ -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(), -- cgit 1.4.1-3-g733a5