Extract the broken part of XFAILed test into its own file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@155081 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 93 insertions, 94 deletions

diff --git a/test/Transforms/PhaseOrdering/PR6627.ll b/test/Transforms/PhaseOrdering/PR6627.ll
new file mode 100644
index 0000000..ef9947f
--- /dev/null
+++ b/test/Transforms/PhaseOrdering/PR6627.ll
@@ -0,0 +1,93 @@
+; RUN: opt -O3 -S %s | FileCheck %s
+; XFAIL: *
+
+declare i32 @doo(...)
+
+; PR6627 - This whole nasty sequence should be flattened down to a single
+; 32-bit comparison.
+define void @test2(i8* %arrayidx) nounwind ssp {
+entry:
+  %xx = bitcast i8* %arrayidx to i32*
+  %x1 = load i32* %xx, align 4
+  %tmp = trunc i32 %x1 to i8
+  %conv = zext i8 %tmp to i32
+  %cmp = icmp eq i32 %conv, 127
+  br i1 %cmp, label %land.lhs.true, label %if.end
+
+land.lhs.true:                                    ; preds = %entry
+  %arrayidx4 = getelementptr inbounds i8* %arrayidx, i64 1
+  %tmp5 = load i8* %arrayidx4, align 1
+  %conv6 = zext i8 %tmp5 to i32
+  %cmp7 = icmp eq i32 %conv6, 69
+  br i1 %cmp7, label %land.lhs.true9, label %if.end
+
+land.lhs.true9:                                   ; preds = %land.lhs.true
+  %arrayidx12 = getelementptr inbounds i8* %arrayidx, i64 2
+  %tmp13 = load i8* %arrayidx12, align 1
+  %conv14 = zext i8 %tmp13 to i32
+  %cmp15 = icmp eq i32 %conv14, 76
+  br i1 %cmp15, label %land.lhs.true17, label %if.end
+
+land.lhs.true17:                                  ; preds = %land.lhs.true9
+  %arrayidx20 = getelementptr inbounds i8* %arrayidx, i64 3
+  %tmp21 = load i8* %arrayidx20, align 1
+  %conv22 = zext i8 %tmp21 to i32
+  %cmp23 = icmp eq i32 %conv22, 70
+  br i1 %cmp23, label %if.then, label %if.end
+
+if.then:                                          ; preds = %land.lhs.true17
+  %call25 = call i32 (...)* @doo()
+  br label %if.end
+
+if.end:
+  ret void
+
+; CHECK: @test2
+; CHECK: %x1 = load i32* %xx, align 4
+; CHECK-NEXT: icmp eq i32 %x1, 1179403647
+; CHECK-NEXT: br i1 {{.*}}, label %if.then, label %if.end 
+}
+
+; PR6627 - This should all be flattened down to one compare.  This is the same
+; as test2, except that the initial load is done as an i8 instead of i32, thus
+; requiring widening.
+define void @test2a(i8* %arrayidx) nounwind ssp {
+entry:
+  %x1 = load i8* %arrayidx, align 4
+  %conv = zext i8 %x1 to i32
+  %cmp = icmp eq i32 %conv, 127
+  br i1 %cmp, label %land.lhs.true, label %if.end
+
+land.lhs.true:                                    ; preds = %entry
+  %arrayidx4 = getelementptr inbounds i8* %arrayidx, i64 1
+  %tmp5 = load i8* %arrayidx4, align 1
+  %conv6 = zext i8 %tmp5 to i32
+  %cmp7 = icmp eq i32 %conv6, 69
+  br i1 %cmp7, label %land.lhs.true9, label %if.end
+
+land.lhs.true9:                                   ; preds = %land.lhs.true
+  %arrayidx12 = getelementptr inbounds i8* %arrayidx, i64 2
+  %tmp13 = load i8* %arrayidx12, align 1
+  %conv14 = zext i8 %tmp13 to i32
+  %cmp15 = icmp eq i32 %conv14, 76
+  br i1 %cmp15, label %land.lhs.true17, label %if.end
+
+land.lhs.true17:                                  ; preds = %land.lhs.true9
+  %arrayidx20 = getelementptr inbounds i8* %arrayidx, i64 3
+  %tmp21 = load i8* %arrayidx20, align 1
+  %conv22 = zext i8 %tmp21 to i32
+  %cmp23 = icmp eq i32 %conv22, 70
+  br i1 %cmp23, label %if.then, label %if.end
+
+if.then:                                          ; preds = %land.lhs.true17
+  %call25 = call i32 (...)* @doo()
+  br label %if.end
+
+if.end:
+  ret void
+
+; CHECK: @test2a
+; CHECK: %x1 = load i32* {{.*}}, align 4
+; CHECK-NEXT: icmp eq i32 %x1, 1179403647
+; CHECK-NEXT: br i1 {{.*}}, label %if.then, label %if.end 
+}
diff --git a/test/Transforms/PhaseOrdering/basic.ll b/test/Transforms/PhaseOrdering/basic.ll
index e5b2ba4..2d52ae5 100644
--- a/test/Transforms/PhaseOrdering/basic.ll
+++ b/test/Transforms/PhaseOrdering/basic.ll
@@ -1,5 +1,4 @@
 ; RUN: opt -O3 -S %s | FileCheck %s
-; XFAIL: *
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
 target triple = "x86_64-apple-macosx10.6.7"
@@ -23,96 +22,3 @@ define void @test1() nounwind ssp {
 ; CHECK: @test1
 ; CHECK-NEXT: ret void
 }
-
-
-; PR6627 - This whole nasty sequence should be flattened down to a single
-; 32-bit comparison.
-define void @test2(i8* %arrayidx) nounwind ssp {
-entry:
-  %xx = bitcast i8* %arrayidx to i32*
-  %x1 = load i32* %xx, align 4
-  %tmp = trunc i32 %x1 to i8
-  %conv = zext i8 %tmp to i32
-  %cmp = icmp eq i32 %conv, 127
-  br i1 %cmp, label %land.lhs.true, label %if.end
-
-land.lhs.true:                                    ; preds = %entry
-  %arrayidx4 = getelementptr inbounds i8* %arrayidx, i64 1
-  %tmp5 = load i8* %arrayidx4, align 1
-  %conv6 = zext i8 %tmp5 to i32
-  %cmp7 = icmp eq i32 %conv6, 69
-  br i1 %cmp7, label %land.lhs.true9, label %if.end
-
-land.lhs.true9:                                   ; preds = %land.lhs.true
-  %arrayidx12 = getelementptr inbounds i8* %arrayidx, i64 2
-  %tmp13 = load i8* %arrayidx12, align 1
-  %conv14 = zext i8 %tmp13 to i32
-  %cmp15 = icmp eq i32 %conv14, 76
-  br i1 %cmp15, label %land.lhs.true17, label %if.end
-
-land.lhs.true17:                                  ; preds = %land.lhs.true9
-  %arrayidx20 = getelementptr inbounds i8* %arrayidx, i64 3
-  %tmp21 = load i8* %arrayidx20, align 1
-  %conv22 = zext i8 %tmp21 to i32
-  %cmp23 = icmp eq i32 %conv22, 70
-  br i1 %cmp23, label %if.then, label %if.end
-
-if.then:                                          ; preds = %land.lhs.true17
-  %call25 = call i32 (...)* @doo()
-  br label %if.end
-
-if.end:
-  ret void
-
-; CHECK: @test2
-; CHECK: %x1 = load i32* %xx, align 4
-; CHECK-NEXT: icmp eq i32 %x1, 1179403647
-; CHECK-NEXT: br i1 {{.*}}, label %if.then, label %if.end 
-}
-
-declare i32 @doo(...)
-
-; PR6627 - This should all be flattened down to one compare.  This is the same
-; as test2, except that the initial load is done as an i8 instead of i32, thus
-; requiring widening.
-define void @test2a(i8* %arrayidx) nounwind ssp {
-entry:
-  %x1 = load i8* %arrayidx, align 4
-  %conv = zext i8 %x1 to i32
-  %cmp = icmp eq i32 %conv, 127
-  br i1 %cmp, label %land.lhs.true, label %if.end
-
-land.lhs.true:                                    ; preds = %entry
-  %arrayidx4 = getelementptr inbounds i8* %arrayidx, i64 1
-  %tmp5 = load i8* %arrayidx4, align 1
-  %conv6 = zext i8 %tmp5 to i32
-  %cmp7 = icmp eq i32 %conv6, 69
-  br i1 %cmp7, label %land.lhs.true9, label %if.end
-
-land.lhs.true9:                                   ; preds = %land.lhs.true
-  %arrayidx12 = getelementptr inbounds i8* %arrayidx, i64 2
-  %tmp13 = load i8* %arrayidx12, align 1
-  %conv14 = zext i8 %tmp13 to i32
-  %cmp15 = icmp eq i32 %conv14, 76
-  br i1 %cmp15, label %land.lhs.true17, label %if.end
-
-land.lhs.true17:                                  ; preds = %land.lhs.true9
-  %arrayidx20 = getelementptr inbounds i8* %arrayidx, i64 3
-  %tmp21 = load i8* %arrayidx20, align 1
-  %conv22 = zext i8 %tmp21 to i32
-  %cmp23 = icmp eq i32 %conv22, 70
-  br i1 %cmp23, label %if.then, label %if.end
-
-if.then:                                          ; preds = %land.lhs.true17
-  %call25 = call i32 (...)* @doo()
-  br label %if.end
-
-if.end:
-  ret void
-
-; CHECK: @test2a
-; CHECK: %x1 = load i32* {{.*}}, align 4
-; CHECK-NEXT: icmp eq i32 %x1, 1179403647
-; CHECK-NEXT: br i1 {{.*}}, label %if.then, label %if.end 
-}
-