[Mlir-commits] [mlir] [MLIR][Spirv] Use StringAttr for linkage_name (NFC) (PR #82953)

llvmlistbot at llvm.org llvmlistbot at llvm.org
Sun Feb 25 19:16:24 PST 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-mlir-spirv

Author: Mehdi Amini (joker-eph)

<details>
<summary>Changes</summary>

std::string was used here, likely by mistake. The usual convention for attributes is to use StringAttr.

---
Full diff: https://github.com/llvm/llvm-project/pull/82953.diff


7 Files Affected:

- (modified) mlir/include/mlir/Dialect/SPIRV/IR/SPIRVAttributes.td (+1-1) 
- (modified) mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp (+1-1) 
- (modified) mlir/test/Dialect/SPIRV/IR/function-decorations.mlir (+1-1) 
- (modified) mlir/test/Dialect/SPIRV/IR/structure-ops.mlir (+2-2) 
- (modified) mlir/test/Target/SPIRV/decorations.mlir (+1-1) 
- (modified) mlir/test/Target/SPIRV/function-decorations.mlir (+1-1) 
- (modified) mlir/test/Target/SPIRV/global-variable.mlir (+1-1) 


``````````diff
diff --git a/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVAttributes.td b/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVAttributes.td
index f2c1ee5cfd56ea..74d36445e31138 100644
--- a/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVAttributes.td
+++ b/mlir/include/mlir/Dialect/SPIRV/IR/SPIRVAttributes.td
@@ -48,7 +48,7 @@ def SPIRV_CapabilityArrayAttr : TypedArrayAttrBase<
 
 def SPIRV_LinkageAttributesAttr : SPIRV_Attr<"LinkageAttributes", "linkage_attributes"> {
   let parameters = (ins
-    "std::string":$linkage_name,
+    "StringAttr":$linkage_name,
     "mlir::spirv::LinkageTypeAttr":$linkage_type
   );
   let assemblyFormat = "`<` struct(params) `>`";
diff --git a/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp b/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp
index bfd289eb350b59..57e8d9a7729629 100644
--- a/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp
+++ b/mlir/lib/Target/SPIRV/Deserialization/Deserializer.cpp
@@ -293,7 +293,7 @@ LogicalResult spirv::Deserializer::processDecoration(ArrayRef<uint32_t> words) {
     auto linkageTypeAttr = opBuilder.getAttr<::mlir::spirv::LinkageTypeAttr>(
         static_cast<::mlir::spirv::LinkageType>(words[wordIndex++]));
     auto linkageAttr = opBuilder.getAttr<::mlir::spirv::LinkageAttributesAttr>(
-        linkageName, linkageTypeAttr);
+        StringAttr::get(context, linkageName), linkageTypeAttr);
     decorations[words[0]].set(symbol, llvm::dyn_cast<Attribute>(linkageAttr));
     break;
   }
diff --git a/mlir/test/Dialect/SPIRV/IR/function-decorations.mlir b/mlir/test/Dialect/SPIRV/IR/function-decorations.mlir
index d915f8820c4f40..07e187e6a7d68c 100644
--- a/mlir/test/Dialect/SPIRV/IR/function-decorations.mlir
+++ b/mlir/test/Dialect/SPIRV/IR/function-decorations.mlir
@@ -8,7 +8,7 @@ spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader, Linkage], []> {
         spirv.FunctionCall @outside.func.with.linkage(%uchar_0):(i8) -> ()
         spirv.Return
     }
-    // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = outside.func, linkage_type = <Import>>
+    // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = "outside.func", linkage_type = <Import>>
     spirv.func @outside.func.with.linkage(%arg0 : i8) -> () "Pure" attributes {
       linkage_attributes=#spirv.linkage_attributes<
         linkage_name="outside.func",
diff --git a/mlir/test/Dialect/SPIRV/IR/structure-ops.mlir b/mlir/test/Dialect/SPIRV/IR/structure-ops.mlir
index 6e4c8688666a5f..db0f52dcc40ed3 100644
--- a/mlir/test/Dialect/SPIRV/IR/structure-ops.mlir
+++ b/mlir/test/Dialect/SPIRV/IR/structure-ops.mlir
@@ -271,7 +271,7 @@ spirv.func @baz(%arg: i32) "DontInline" attributes {
 // -----
 
 spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader, Linkage], []> {
-    // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = outside.func, linkage_type = <Import>>
+    // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = "outside.func", linkage_type = <Import>>
     spirv.func @outside.func.with.linkage(%arg0 : i8) -> () "Pure" attributes {
       linkage_attributes=#spirv.linkage_attributes<
         linkage_name="outside.func",
@@ -396,7 +396,7 @@ module {
 // -----
 
 spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader, Linkage], []> {
-  // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = outSideGlobalVar1, linkage_type = <Import>>
+  // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = "outSideGlobalVar1", linkage_type = <Import>>
   spirv.GlobalVariable @var1 {
     linkage_attributes=#spirv.linkage_attributes<
       linkage_name="outSideGlobalVar1", 
diff --git a/mlir/test/Target/SPIRV/decorations.mlir b/mlir/test/Target/SPIRV/decorations.mlir
index d215c33972e7fa..e8f75a1edbd086 100644
--- a/mlir/test/Target/SPIRV/decorations.mlir
+++ b/mlir/test/Target/SPIRV/decorations.mlir
@@ -59,7 +59,7 @@ spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader], []> {
 // -----
 
 spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader, Linkage], []> {
-  // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = outSideGlobalVar1, linkage_type = <Import>>
+  // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = "outSideGlobalVar1", linkage_type = <Import>>
   spirv.GlobalVariable @var1 {
     linkage_attributes=#spirv.linkage_attributes<
       linkage_name="outSideGlobalVar1", 
diff --git a/mlir/test/Target/SPIRV/function-decorations.mlir b/mlir/test/Target/SPIRV/function-decorations.mlir
index 117d4ca628f76a..ef627145aac3e4 100644
--- a/mlir/test/Target/SPIRV/function-decorations.mlir
+++ b/mlir/test/Target/SPIRV/function-decorations.mlir
@@ -8,7 +8,7 @@ spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader, Linkage], []> {
         spirv.FunctionCall @outside.func.with.linkage(%uchar_0):(i8) -> ()
         spirv.Return
     }
-    // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = outside.func, linkage_type = <Import>>
+    // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = "outside.func", linkage_type = <Import>>
     spirv.func @outside.func.with.linkage(%arg0 : i8) -> () "Pure" attributes {
       linkage_attributes=#spirv.linkage_attributes<
         linkage_name="outside.func",
diff --git a/mlir/test/Target/SPIRV/global-variable.mlir b/mlir/test/Target/SPIRV/global-variable.mlir
index f22d2a9b3d14d9..28b2706d3d163c 100644
--- a/mlir/test/Target/SPIRV/global-variable.mlir
+++ b/mlir/test/Target/SPIRV/global-variable.mlir
@@ -62,7 +62,7 @@ spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader], []> {
 // -----
 
 spirv.module Logical GLSL450 requires #spirv.vce<v1.0, [Shader, Linkage], []> {
-  // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = outSideGlobalVar1, linkage_type = <Import>>
+  // CHECK: linkage_attributes = #spirv.linkage_attributes<linkage_name = "outSideGlobalVar1", linkage_type = <Import>>
   spirv.GlobalVariable @var1 {
     linkage_attributes=#spirv.linkage_attributes<
       linkage_name="outSideGlobalVar1", 

``````````

</details>


https://github.com/llvm/llvm-project/pull/82953


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