================
@@ -98,9 +100,47 @@ std::optional<std::string> tryParseProfile(StringRef
Profile) {
else if (llvm::getAsUnsignedInteger(Parts[2], 0, Minor))
return std::nullopt;
- // dxil-unknown-shadermodel-hull
+ // Determine DXIL version number using the minor version number of Shader
+ // Model version specified in target profile. Prior to decoupling DXIL
version
+ // numbering from that of Shader Model DXIL version 1.Y corresponds to SM
6.Y.
+ // E.g., dxilv1.Y-unknown-shadermodelX.Y-hull
llvm::Triple T;
- T.setArch(Triple::ArchType::dxil);
+ Triple::SubArchType SubArch = llvm::Triple::NoSubArch;
+ switch (Minor) {
+ case 0:
+ SubArch = llvm::Triple::DXILSubArch_v1_0;
+ break;
+ case 1:
+ SubArch = llvm::Triple::DXILSubArch_v1_1;
+ break;
+ case 2:
+ SubArch = llvm::Triple::DXILSubArch_v1_2;
+ break;
+ case 3:
+ SubArch = llvm::Triple::DXILSubArch_v1_3;
+ break;
+ case 4:
+ SubArch = llvm::Triple::DXILSubArch_v1_4;
+ break;
+ case 5:
+ SubArch = llvm::Triple::DXILSubArch_v1_5;
+ break;
+ case 6:
+ SubArch = llvm::Triple::DXILSubArch_v1_6;
+ break;
+ case 7:
+ SubArch = llvm::Triple::DXILSubArch_v1_7;
+ break;
+ case 8:
+ SubArch = llvm::Triple::DXILSubArch_v1_8;
+ break;
+ }
+ if (SubArch == llvm::Triple::NoSubArch) {
+ report_fatal_error(
----------------
bharadwajy wrote:
> The frontend should not call `report_fatal_error`. If this error is possible
> we should emit a driver diagnostic (see the `D.Diag` calls elsewhere in this
> file).
>
> If this can't happen, we should instead assert.
>
> If this error can occur we need a test that verifies the error condition.
Pushed a change to address the feedback. Thanks!
https://github.com/llvm/llvm-project/pull/89823
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