bjoernager/rust
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Add initial asm!() support for PowerPC

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This includes GPRs and FPRs only
This commit is contained in:
Dr. Chat 2021-04-29 23:03:08 -05:00
parent 5c02926546
commit b1bb5d662c
6 changed files with 356 additions and 1 deletions
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8
compiler/rustc_codegen_llvm/src/asm.rs
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@ -283,6 +283,7 @@ impl AsmBuilderMethods<'tcx> for Builder<'a, 'll, 'tcx> {
}
InlineAsmArch::RiscV32 | InlineAsmArch::RiscV64 => {}
InlineAsmArch::Nvptx64 => {}
InlineAsmArch::PowerPC => {}
InlineAsmArch::Hexagon => {}
InlineAsmArch::Mips | InlineAsmArch::Mips64 => {}
InlineAsmArch::SpirV => {}
@ -540,6 +541,9 @@ fn reg_to_llvm(reg: InlineAsmRegOrRegClass, layout: Option<&TyAndLayout<'tcx>>)
InlineAsmRegClass::Nvptx(NvptxInlineAsmRegClass::reg16) => "h",
InlineAsmRegClass::Nvptx(NvptxInlineAsmRegClass::reg32) => "r",
InlineAsmRegClass::Nvptx(NvptxInlineAsmRegClass::reg64) => "l",
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::reg) => "r",
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::reg_nonzero) => "b",
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::freg) => "f",
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::reg) => "r",
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::freg) => "f",
InlineAsmRegClass::X86(X86InlineAsmRegClass::reg) => "r",
@ -590,6 +594,7 @@ fn modifier_to_llvm(
InlineAsmRegClass::Hexagon(_) => None,
InlineAsmRegClass::Mips(_) => None,
InlineAsmRegClass::Nvptx(_) => None,
InlineAsmRegClass::PowerPC(_) => None,
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::reg)
| InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::freg) => None,
InlineAsmRegClass::X86(X86InlineAsmRegClass::reg)
@ -651,6 +656,9 @@ fn dummy_output_type(cx: &CodegenCx<'ll, 'tcx>, reg: InlineAsmRegClass) -> &'ll
InlineAsmRegClass::Nvptx(NvptxInlineAsmRegClass::reg16) => cx.type_i16(),
InlineAsmRegClass::Nvptx(NvptxInlineAsmRegClass::reg32) => cx.type_i32(),
InlineAsmRegClass::Nvptx(NvptxInlineAsmRegClass::reg64) => cx.type_i64(),
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::reg) => cx.type_i32(),
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::reg_nonzero) => cx.type_i32(),
InlineAsmRegClass::PowerPC(PowerPCInlineAsmRegClass::freg) => cx.type_f64(),
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::reg) => cx.type_i32(),
InlineAsmRegClass::RiscV(RiscVInlineAsmRegClass::freg) => cx.type_f32(),
InlineAsmRegClass::X86(X86InlineAsmRegClass::reg)