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Handle tmm_reg in rustc_codegen_gcc

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This commit is contained in:
Connor Horman 2022-05-17 06:34:58 -04:00
parent 50ce367880
commit 89ab77b3cb
2 changed files with 4 additions and 3 deletions
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5
compiler/rustc_codegen_gcc/src/asm.rs
View file

@ -592,7 +592,7 @@ fn reg_to_gcc(reg: InlineAsmRegOrRegClass) -> ConstraintOrRegister {
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg0) => unimplemented!(),
InlineAsmRegClass::Wasm(WasmInlineAsmRegClass::local) => unimplemented!(),
InlineAsmRegClass::X86(
X86InlineAsmRegClass::x87_reg | X86InlineAsmRegClass::mmx_reg,
X86InlineAsmRegClass::x87_reg | X86InlineAsmRegClass::mmx_reg | X86InlineAsmRegClass::tmm_reg,
) => unreachable!("clobber-only"),
InlineAsmRegClass::SpirV(SpirVInlineAsmRegClass::reg) => {
bug!("GCC backend does not support SPIR-V")
@ -656,6 +656,7 @@ fn dummy_output_type<'gcc, 'tcx>(cx: &CodegenCx<'gcc, 'tcx>, reg: InlineAsmRegCl
InlineAsmRegClass::X86(X86InlineAsmRegClass::x87_reg) => unimplemented!(),
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg) => cx.type_i16(),
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg0) => cx.type_i16(),
InlineAsmRegClass::X86(X86InlineAsmRegClass::tmm_reg) => unimplemented!(),
InlineAsmRegClass::Wasm(WasmInlineAsmRegClass::local) => cx.type_i32(),
InlineAsmRegClass::SpirV(SpirVInlineAsmRegClass::reg) => {
bug!("LLVM backend does not support SPIR-V")
@ -787,7 +788,7 @@ fn modifier_to_gcc(arch: InlineAsmArch, reg: InlineAsmRegClass, modifier: Option
},
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg) => None,
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg0) => None,
InlineAsmRegClass::X86(X86InlineAsmRegClass::x87_reg | X86InlineAsmRegClass::mmx_reg) => {
InlineAsmRegClass::X86(X86InlineAsmRegClass::x87_reg | X86InlineAsmRegClass::mmx_reg | X86InlineAsmRegClass::tmm_reg) => {
unreachable!("clobber-only")
}
InlineAsmRegClass::Wasm(WasmInlineAsmRegClass::local) => unimplemented!(),

2
src/test/codegen/asm-target-clobbers.rs
View file

@ -6,7 +6,7 @@
use std::arch::asm;
// CHECK-LABEL: @avx512_clobber
// CHECK-LABEL: @amx_clobber
// base: call void asm sideeffect inteldialect "", "~{tmm0}"()
#[no_mangle]
pub unsafe fn amx_clobber() {