[Mlir-commits] [mlir] [mlir][llvmir][debug] Correctly generate location for phi nodes. (PR #105534)

[Abid Qadeer]

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@@ -0,0 +1,32 @@
+// RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
+
+llvm.func @test_phi_locations(%arg0: !llvm.ptr)  {
+  %0 = llvm.mlir.constant(1 : i64) : i64 loc(#loc1)
+  %1 = llvm.mlir.constant(100 : i32) : i32 loc(#loc1)
+  llvm.br ^bb1(%1, %0 : i32, i64) loc(#loc1)
+^bb1(%2: i32 loc(#loc2), %3: i64 loc(#loc3)):
+  %4 = llvm.icmp "sgt" %3, %0 : i64 loc(#loc1)
+  llvm.cond_br %4, ^bb2, ^bb1(%2, %3 : i32, i64) loc(#loc1)
+^bb2:
+  llvm.return loc(#loc1)
+} loc(#loc4)
+
+#file = #llvm.di_file<"test.f90" in "">
+#cu = #llvm.di_compile_unit<id = distinct[0]<>,
+ sourceLanguage = DW_LANG_Fortran95, file = #file, isOptimized = false,
+ emissionKind = Full>
+#sp_ty = #llvm.di_subroutine_type<callingConvention = DW_CC_normal>
+#sp = #llvm.di_subprogram<id = distinct[1]<>, compileUnit = #cu, scope = #file,
+ name = "test_phi_locations", file = #file, subprogramFlags = Definition,
+ type = #sp_ty>
+
+#loc1 = loc("test.f90":15:22)
+#loc2 = loc("test.f90":8:2)
+#loc3 = loc("test.f90":9:5)
+#loc4 = loc(fused<#sp>[#loc1])
+
+// CHECK-LABEL: define void @test
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abidh wrote:

Thanks for catching this. Fixed now.

https://github.com/llvm/llvm-project/pull/105534