bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Add asm register information for SPIR-V

Browse source
This commit is contained in:
khyperia 2020-11-11 17:37:01 +01:00
parent 8e8939b804
commit f3441348e0
3 changed files with 78 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

12
compiler/rustc_codegen_llvm/src/asm.rs
View file

@ -12,8 +12,8 @@ use rustc_codegen_ssa::mir::place::PlaceRef;
use rustc_codegen_ssa::traits::*;
use rustc_data_structures::fx::FxHashMap;
use rustc_hir as hir;
use rustc_middle::span_bug;
use rustc_middle::ty::layout::TyAndLayout;
use rustc_middle::{bug, span_bug};
use rustc_span::{Pos, Span};
use rustc_target::abi::*;
use rustc_target::asm::*;
@ -260,6 +260,7 @@ impl AsmBuilderMethods<'tcx> for Builder<'a, 'll, 'tcx> {
InlineAsmArch::Nvptx64 => {}
InlineAsmArch::Hexagon => {}
InlineAsmArch::Mips | InlineAsmArch::Mips64 => {}
InlineAsmArch::Spirv => {}
}
}
if !options.contains(InlineAsmOptions::NOMEM) {
@ -518,6 +519,9 @@ fn reg_to_llvm(reg: InlineAsmRegOrRegClass, layout: Option<&TyAndLayout<'tcx>>)
| InlineAsmRegClass::X86(X86InlineAsmRegClass::ymm_reg) => "x",
InlineAsmRegClass::X86(X86InlineAsmRegClass::zmm_reg) => "v",
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg) => "^Yk",
InlineAsmRegClass::Spirv(SpirvInlineAsmRegClass::reg) => {
bug!("LLVM backend does not support SPIR-V")
}
}
.to_string(),
}
@ -580,6 +584,9 @@ fn modifier_to_llvm(
_ => unreachable!(),
},
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg) => None,
InlineAsmRegClass::Spirv(SpirvInlineAsmRegClass::reg) => {
bug!("LLVM backend does not support SPIR-V")
}
}
}
@ -619,6 +626,9 @@ fn dummy_output_type(cx: &CodegenCx<'ll, 'tcx>, reg: InlineAsmRegClass) -> &'ll
| InlineAsmRegClass::X86(X86InlineAsmRegClass::ymm_reg)
| InlineAsmRegClass::X86(X86InlineAsmRegClass::zmm_reg) => cx.type_f32(),
InlineAsmRegClass::X86(X86InlineAsmRegClass::kreg) => cx.type_i16(),
InlineAsmRegClass::Spirv(SpirvInlineAsmRegClass::reg) => {
bug!("LLVM backend does not support SPIR-V")
}
}
}