[PATCH] D40228: [Target] Make a copy of TargetOptions feature list before sorting during CodeGen

[Phabricator via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL319195: [Target] Make a copy of TargetOptions feature list 
before sorting during CodeGen (authored by ctopper).

Changed prior to commit:
  https://reviews.llvm.org/D40228?vs=123862&id=124599#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D40228

Files:
  cfe/trunk/lib/CodeGen/CGCall.cpp


Index: cfe/trunk/lib/CodeGen/CGCall.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/CGCall.cpp
+++ cfe/trunk/lib/CodeGen/CGCall.cpp
@@ -1877,13 +1877,13 @@
     // we have a decl for the function and it has a target attribute then
     // parse that and add it to the feature set.
     StringRef TargetCPU = getTarget().getTargetOpts().CPU;
+    std::vector<std::string> Features;
     const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(TargetDecl);
     if (FD && FD->hasAttr<TargetAttr>()) {
       llvm::StringMap<bool> FeatureMap;
       getFunctionFeatureMap(FeatureMap, FD);
 
       // Produce the canonical string for this set of features.
-      std::vector<std::string> Features;
       for (llvm::StringMap<bool>::const_iterator it = FeatureMap.begin(),
                                                  ie = FeatureMap.end();
            it != ie; ++it)
@@ -1898,26 +1898,19 @@
       if (ParsedAttr.Architecture != "" &&
           getTarget().isValidCPUName(ParsedAttr.Architecture))
         TargetCPU = ParsedAttr.Architecture;
-      if (TargetCPU != "")
-         FuncAttrs.addAttribute("target-cpu", TargetCPU);
-      if (!Features.empty()) {
-        std::sort(Features.begin(), Features.end());
-        FuncAttrs.addAttribute(
-            "target-features",
-            llvm::join(Features, ","));
-      }
     } else {
       // Otherwise just add the existing target cpu and target features to the
       // function.
-      std::vector<std::string> &Features = 
getTarget().getTargetOpts().Features;
-      if (TargetCPU != "")
-        FuncAttrs.addAttribute("target-cpu", TargetCPU);
-      if (!Features.empty()) {
-        std::sort(Features.begin(), Features.end());
-        FuncAttrs.addAttribute(
-            "target-features",
-            llvm::join(Features, ","));
-      }
+      Features = getTarget().getTargetOpts().Features;
+    }
+
+    if (TargetCPU != "")
+      FuncAttrs.addAttribute("target-cpu", TargetCPU);
+    if (!Features.empty()) {
+      std::sort(Features.begin(), Features.end());
+      FuncAttrs.addAttribute(
+          "target-features",
+          llvm::join(Features, ","));
     }
   }
 



Index: cfe/trunk/lib/CodeGen/CGCall.cpp
===================================================================
--- cfe/trunk/lib/CodeGen/CGCall.cpp
+++ cfe/trunk/lib/CodeGen/CGCall.cpp
@@ -1877,13 +1877,13 @@
     // we have a decl for the function and it has a target attribute then
     // parse that and add it to the feature set.
     StringRef TargetCPU = getTarget().getTargetOpts().CPU;
+    std::vector<std::string> Features;
     const FunctionDecl *FD = dyn_cast_or_null<FunctionDecl>(TargetDecl);
     if (FD && FD->hasAttr<TargetAttr>()) {
       llvm::StringMap<bool> FeatureMap;
       getFunctionFeatureMap(FeatureMap, FD);
 
       // Produce the canonical string for this set of features.
-      std::vector<std::string> Features;
       for (llvm::StringMap<bool>::const_iterator it = FeatureMap.begin(),
                                                  ie = FeatureMap.end();
            it != ie; ++it)
@@ -1898,26 +1898,19 @@
       if (ParsedAttr.Architecture != "" &&
           getTarget().isValidCPUName(ParsedAttr.Architecture))
         TargetCPU = ParsedAttr.Architecture;
-      if (TargetCPU != "")
-         FuncAttrs.addAttribute("target-cpu", TargetCPU);
-      if (!Features.empty()) {
-        std::sort(Features.begin(), Features.end());
-        FuncAttrs.addAttribute(
-            "target-features",
-            llvm::join(Features, ","));
-      }
     } else {
       // Otherwise just add the existing target cpu and target features to the
       // function.
-      std::vector<std::string> &Features = getTarget().getTargetOpts().Features;
-      if (TargetCPU != "")
-        FuncAttrs.addAttribute("target-cpu", TargetCPU);
-      if (!Features.empty()) {
-        std::sort(Features.begin(), Features.end());
-        FuncAttrs.addAttribute(
-            "target-features",
-            llvm::join(Features, ","));
-      }
+      Features = getTarget().getTargetOpts().Features;
+    }
+
+    if (TargetCPU != "")
+      FuncAttrs.addAttribute("target-cpu", TargetCPU);
+    if (!Features.empty()) {
+      std::sort(Features.begin(), Features.end());
+      FuncAttrs.addAttribute(
+          "target-features",
+          llvm::join(Features, ","));
     }
   }
 

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