[llvm] [SPIR-V] Support for multiple DebugCompilationUnit in DI (PR #109645)

[Tex Riddell via llvm-commits]

================
@@ -6,21 +6,29 @@
 ; CHECK-MIR-DAG: [[type_void:%[0-9]+\:type]] = OpTypeVoid
 ; CHECK-MIR-DAG: [[type_i64:%[0-9]+\:type\(s64\)]] = OpTypeInt 32, 0
 ; CHECK-MIR-DAG: [[dwarf_version:%[0-9]+\:iid\(s32\)]] = OpConstantI [[type_i64]], 5
-; CHECK-MIR-DAG: [[source_language:%[0-9]+\:iid\(s32\)]] = OpConstantI [[type_i64]], 3
-; CHECK-MIR-DAG: [[debug_info_version:%[0-9]+\:iid\(s32\)]] = OpConstantI [[type_i64]], 21
-; CHECK-MIR-DAG: [[filename_str:%[0-9]+\:id\(s32\)]] = OpString 1094795567, 1094795585, 792805697, 1111638594, 1111638594, 1128481583, 1128481603, {{1697596227|1700545347}}, 1886216568, 1663985004, 0
-; CHECK-MIR-DAG: [[debug_source:%[0-9]+\:id\(s32\)]] = OpExtInst [[type_void]], 3, 35, [[filename_str]]
-; CHECK-MIR-DAG: [[debug_compilation_unit:%[0-9]+\:id\(s32\)]] = OpExtInst [[type_void]], 3, 1, [[source_language]], [[dwarf_version]], [[debug_source]], [[debug_info_version]]
+; CHECK-MIR-DAG: [[debug_info_version:%[0-9]+\:iid\(s32\)]] = OpConstantI [[type_i64]], 3
+; CHECK-MIR-DAG: [[source_language_sycl:%[0-9]+\:iid\(s32\)]] = OpConstantI [[type_i64]], 7
+; CHECK-MIR-DAG: [[source_language_cpp:%[0-9]+\:iid\(s32\)]] = OpConstantI [[type_i64]], 4
+; CHECK-MIR-DAG: [[filename_str_sycl:%[0-9]+\:id\(s32\)]] = OpString 1094795567, 1094795585, 792805697, 1111638594, 1111638594, 1128481583, 1128481603, {{1697596227|1700545347}}, 1886216568, 1663985004, 0
+; CHECK-MIR-DAG: [[filename_str_cpp:%[0-9]+\:id\(s32\)]] = OpString 1145324591, 1145324612, 793003076, 1162167621, 1162167621, 1179010607, 1179010630, 1697596998, 1886216568, 774989164, 7368803
----------------
tex3d wrote:

This broke on Windows (`/` vs. `\\`).  Fixed line should be:
```
; CHECK-MIR-DAG: [[filename_str_cpp:%[0-9]+\:id\(s32\)]] = OpString 1145324591, 1145324612, 793003076, 1162167621, 1162167621, 1179010607, 1179010630, {{1697596998|1700546118}}, 1886216568, 774989164, 7368803
```

https://github.com/llvm/llvm-project/pull/109645