Merging r235524:

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r235524 | Matthew.Arsenault | 2015-04-22 13:10:44 -0400 (Wed, 22 Apr 2015) | 4 lines

R600: Fix always inline pass breaking noinline functions

No test since calls are not actually supported yet.

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llvm-svn: 236448

2 files changed, 12 insertions, 12 deletions

diff --git a/llvm/lib/Target/R600/AMDGPUAlwaysInlinePass.cpp b/llvm/lib/Target/R600/AMDGPUAlwaysInlinePass.cpp
index b545b45..0b426bc 100644
--- a/llvm/lib/Target/R600/AMDGPUAlwaysInlinePass.cpp
+++ b/llvm/lib/Target/R600/AMDGPUAlwaysInlinePass.cpp
@@ -40,7 +40,8 @@ bool AMDGPUAlwaysInline::runOnModule(Module &M) {
   std::vector<Function*> FuncsToClone;
   for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) {
     Function &F = *I;
-    if (!F.hasLocalLinkage() && !F.isDeclaration() && !F.use_empty())
+    if (!F.hasLocalLinkage() && !F.isDeclaration() && !F.use_empty() &&
+        !F.hasFnAttribute(Attribute::NoInline))
       FuncsToClone.push_back(&F);
   }
 
@@ -54,7 +55,7 @@ bool AMDGPUAlwaysInline::runOnModule(Module &M) {
 
   for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) {
     Function &F = *I;
-    if (F.hasLocalLinkage()) {
+    if (F.hasLocalLinkage() && !F.hasFnAttribute(Attribute::NoInline)) {
       F.addFnAttr(Attribute::AlwaysInline);
     }
   }
diff --git a/llvm/test/CodeGen/R600/call.ll b/llvm/test/CodeGen/R600/call.ll
index 6de51f1..9a0eb1c 100644
--- a/llvm/test/CodeGen/R600/call.ll
+++ b/llvm/test/CodeGen/R600/call.ll
@@ -7,28 +7,27 @@
 
 declare i32 @external_function(i32) nounwind
 
-define i32 @defined_function(i32 %x) nounwind noinline {
-  %y = add i32 %x, 8
-  ret i32 %y
-}
-
-define void @test_call(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
+define void @test_call_external(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
   %b_ptr = getelementptr i32 addrspace(1)* %in, i32 1
   %a = load i32 addrspace(1)* %in
   %b = load i32 addrspace(1)* %b_ptr
-  %c = call i32 @defined_function(i32 %b) nounwind
+  %c = call i32 @external_function(i32 %b) nounwind
   %result = add i32 %a, %c
   store i32 %result, i32 addrspace(1)* %out
   ret void
 }
 
-define void @test_call_external(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
+define i32 @defined_function(i32 %x) nounwind noinline {
+  %y = add i32 %x, 8
+  ret i32 %y
+}
+
+define void @test_call(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
   %b_ptr = getelementptr i32 addrspace(1)* %in, i32 1
   %a = load i32 addrspace(1)* %in
   %b = load i32 addrspace(1)* %b_ptr
-  %c = call i32 @external_function(i32 %b) nounwind
+  %c = call i32 @defined_function(i32 %b) nounwind
   %result = add i32 %a, %c
   store i32 %result, i32 addrspace(1)* %out
   ret void
 }
-