9 files changed, 40 insertions, 54 deletions
diff --git a/test/CodeGen/CBackend/2002-08-20-RecursiveTypes.ll b/test/CodeGen/CBackend/2002-08-20-RecursiveTypes.ll
deleted file mode 100644
index 3b2085c..0000000
--- a/test/CodeGen/CBackend/2002-08-20-RecursiveTypes.ll
+++ /dev/null
@@ -1,3 +0,0 @@
-; RUN: llc < %s -march=c
-
-@MyIntList = external global { \2*, i32 }
diff --git a/test/CodeGen/CBackend/2002-10-15-OpaqueTypeProblem.ll b/test/CodeGen/CBackend/2002-10-15-OpaqueTypeProblem.ll
deleted file mode 100644
index 2563d8c..0000000
--- a/test/CodeGen/CBackend/2002-10-15-OpaqueTypeProblem.ll
+++ /dev/null
@@ -1,6 +0,0 @@
-; RUN: llc < %s -march=c
-
-%MPI_Comm = type %struct.Comm*
-%struct.Comm = type opaque
-@thing = global %MPI_Comm* null         ; <%MPI_Comm**> [#uses=0]
-
diff --git a/test/CodeGen/CBackend/2002-10-30-FunctionPointerAlloca.ll b/test/CodeGen/CBackend/2002-10-30-FunctionPointerAlloca.ll
deleted file mode 100644
index 54e0aa6..0000000
--- a/test/CodeGen/CBackend/2002-10-30-FunctionPointerAlloca.ll
+++ /dev/null
@@ -1,10 +0,0 @@
-; RUN: llc < %s -march=c
-
-        %BitField = type i32
-        %tokenptr = type i32*
-
-define void @test() {
-        %pmf1 = alloca %tokenptr (%tokenptr, i8*)*              ; <%tokenptr (%tokenptr, i8*)**> [#uses=0]
-        ret void
-}
-
diff --git a/test/CodeGen/CBackend/2005-03-08-RecursiveTypeCrash.ll b/test/CodeGen/CBackend/2005-03-08-RecursiveTypeCrash.ll
deleted file mode 100644
index 1c5f506..0000000
--- a/test/CodeGen/CBackend/2005-03-08-RecursiveTypeCrash.ll
+++ /dev/null
@@ -1,5 +0,0 @@
-; RUN: llc < %s -march=c
-
-        %JNIEnv = type %struct.JNINa*
-        %struct.JNINa = type { i8*, i8*, i8*, void (%JNIEnv*)* }
-
diff --git a/test/CodeGen/CBackend/2007-01-15-NamedArrayType.ll b/test/CodeGen/CBackend/2007-01-15-NamedArrayType.ll
deleted file mode 100644
index 8a5f253..0000000
--- a/test/CodeGen/CBackend/2007-01-15-NamedArrayType.ll
+++ /dev/null
@@ -1,11 +0,0 @@
-; PR918
-; RUN: llc < %s -march=c | not grep {l_structtype_s l_fixarray_array3}
-
-%structtype_s = type { i32 }
-%fixarray_array3 = type [3 x %structtype_s]
-
-define i32 @witness(%fixarray_array3* %p) {
-    %q = getelementptr %fixarray_array3* %p, i32 0, i32 0, i32 0
-    %v = load i32* %q
-    ret i32 %v
-}
diff --git a/test/CodeGen/CBackend/2008-05-21-MRV-InlineAsm.ll b/test/CodeGen/CBackend/2008-05-21-MRV-InlineAsm.ll
deleted file mode 100644
index 8db3167..0000000
--- a/test/CodeGen/CBackend/2008-05-21-MRV-InlineAsm.ll
+++ /dev/null
@@ -1,19 +0,0 @@
-; RUN: llc < %s -march=c
-
-declare {i32, i32} @foo()
-
-define i32 @test() {
-  %A = call {i32, i32} @foo()
-  %B = getresult {i32, i32} %A, 0
-  %C = getresult {i32, i32} %A, 1
-  %D = add i32 %B, %C
-  ret i32 %D
-}
-
-define i32 @test2() {
-  %A = call {i32, i32} asm sideeffect "...", "={cx},={di},~{dirflag},~{fpsr},~{flags},~{memory}"()
-  %B = getresult {i32, i32} %A, 0
-  %C = getresult {i32, i32} %A, 1
-  %D = add i32 %B, %C
-  ret i32 %D
-}
diff --git a/test/CodeGen/CBackend/2011-06-08-addWithOverflow.ll b/test/CodeGen/CBackend/2011-06-08-addWithOverflow.ll
new file mode 100644
index 0000000..0ae480d
--- /dev/null
+++ b/test/CodeGen/CBackend/2011-06-08-addWithOverflow.ll
@@ -0,0 +1,35 @@
+; RUN: llc < %s -march=c
+; Check that uadd and sadd with overflow are handled by C Backend.
+
+%0 = type { i32, i1 }        ; type %0
+
+define i1 @func1(i32 zeroext %v1, i32 zeroext %v2) nounwind {
+entry:
+    %t = call %0 @llvm.uadd.with.overflow.i32(i32 %v1, i32 %v2)     ; <%0> [#uses=1]
+    %obit = extractvalue %0 %t, 1       ; <i1> [#uses=1]
+    br i1 %obit, label %carry, label %normal
+
+normal:     ; preds = %entry
+    ret i1 true
+
+carry:      ; preds = %entry
+    ret i1 false
+}
+
+define i1 @func2(i32 signext %v1, i32 signext %v2) nounwind {
+entry:
+    %t = call %0 @llvm.sadd.with.overflow.i32(i32 %v1, i32 %v2)     ; <%0> [#uses=1]
+    %obit = extractvalue %0 %t, 1       ; <i1> [#uses=1]
+    br i1 %obit, label %carry, label %normal
+
+normal:     ; preds = %entry
+    ret i1 true
+
+carry:      ; preds = %entry
+    ret i1 false
+}
+
+declare %0 @llvm.sadd.with.overflow.i32(i32, i32) nounwind
+
+declare %0 @llvm.uadd.with.overflow.i32(i32, i32) nounwind
+
diff --git a/test/CodeGen/CBackend/2008-06-04-IndirectMem.ll b/test/CodeGen/CBackend/X86/2008-06-04-IndirectMem.ll
index 054a3ca..054a3ca 100644
--- a/test/CodeGen/CBackend/2008-06-04-IndirectMem.ll
+++ b/test/CodeGen/CBackend/X86/2008-06-04-IndirectMem.ll
diff --git a/test/CodeGen/CBackend/X86/dg.exp b/test/CodeGen/CBackend/X86/dg.exp
new file mode 100644
index 0000000..833bcc5
--- /dev/null
+++ b/test/CodeGen/CBackend/X86/dg.exp
@@ -0,0 +1,5 @@
+load_lib llvm.exp
+
+if { [llvm_supports_target X86] && [llvm_gcc_supports c] } {
+    RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,c,cpp,s}]]
+}