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Merge pull request #20969 from alexrp/llvm-unsup-targets

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`llvm`: Fix hasLlvmSupport() for dxil, spirv[32,64], and kalimba.
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Andrew Kelley 2024-08-07 22:50:08 -07:00 committed by GitHub
commit 61fbdebd61
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2 changed files with 20 additions and 11 deletions
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14
src/codegen/llvm.zig
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@ -81,12 +81,14 @@ pub fn targetTriple(allocator: Allocator, target: std.Target) ![]const u8 {
.spirv => "spirv",
.spirv32 => "spirv32",
.spirv64 => "spirv64",
.kalimba => "kalimba",
.lanai => "lanai",
.wasm32 => "wasm32",
.wasm64 => "wasm64",
.ve => "ve",
.spu_2 => return error.@"LLVM backend does not support SPU Mark II",
.kalimba,
.spu_2,
=> unreachable, // Gated by hasLlvmSupport().
};
try llvm_triple.appendSlice(llvm_arch);
try llvm_triple.appendSlice("-unknown-");
@ -12083,14 +12085,16 @@ pub fn initializeLLVMTarget(arch: std.Target.Cpu.Arch) void {
llvm.LLVMInitializeLoongArchAsmParser();
},
// LLVM backends that have no initialization functions.
// We don't currently support using these backends.
.spirv,
.spirv32,
.spirv64,
.kalimba,
.dxil,
=> {},
.spu_2 => unreachable, // LLVM does not support this backend
// LLVM does does not have a backend for these.
.kalimba,
.spu_2,
=> unreachable,
}
}

17
src/target.zig
View File

@ -119,7 +119,6 @@ pub fn hasLlvmSupport(target: std.Target, ofmt: std.Target.ObjectFormat) bool {
.bpfel,
.bpfeb,
.csky,
.dxil,
.hexagon,
.loongarch32,
.loongarch64,
@ -147,17 +146,23 @@ pub fn hasLlvmSupport(target: std.Target, ofmt: std.Target.ObjectFormat) bool {
.xtensa,
.nvptx,
.nvptx64,
.spirv,
.spirv32,
.spirv64,
.kalimba,
.lanai,
.wasm32,
.wasm64,
.ve,
=> true,
.spu_2 => false,
// An LLVM backend exists but we don't currently support using it.
.dxil,
.spirv,
.spirv32,
.spirv64,
=> false,
// No LLVM backend exists.
.kalimba,
.spu_2,
=> false,
};
}