Taints upcoming store and adds bogus conditional branches else where. Now as a separa...

[oota-llvm.git] / test / CodeGen / X86 / 2010-03-17-ISelBug.ll

diff --git a/test/CodeGen/X86/2010-03-17-ISelBug.ll b/test/CodeGen/X86/2010-03-17-ISelBug.ll
index 609b4e24900b07b254684a596b70fec3ac26626e..e1d3c10a80ea1e99721b3a3fd4e8637071e05902 100644 (file)
--- a/test/CodeGen/X86/2010-03-17-ISelBug.ll
+++ b/test/CodeGen/X86/2010-03-17-ISelBug.ll
@@ -1,4 +1,5 @@
 ; RUN: llc < %s -mtriple=i386-apple-darwin5
+
 ; rdar://7761790
 
 %"struct..0$_485" = type { i16, i16, i32 }
@@ -8,7 +9,7 @@
 define i32* @t() align 2 nounwind {
 entry:
   %operation = alloca %struct.PPOperation, align 8 ; <%struct.PPOperation*> [#uses=2]
-  %0 = load i32*** null, align 4  ; [#uses=1]
+  %0 = load i32**, i32*** null, align 4  ; [#uses=1]
   %1 = ptrtoint i32** %0 to i32   ; <i32> [#uses=1]
   %2 = sub nsw i32 %1, undef                      ; <i32> [#uses=2]
   br i1 false, label %bb20, label %bb.nph380
@@ -17,10 +18,10 @@ bb20:                                             ; preds = %entry
   ret i32* null
 
 bb.nph380:                                        ; preds = %entry
-  %scevgep403 = getelementptr %struct.PPOperation* %operation, i32 0, i32 1, i32 0, i32 2 ; <i32*> [#uses=1]
+  %scevgep403 = getelementptr %struct.PPOperation, %struct.PPOperation* %operation, i32 0, i32 1, i32 0, i32 2 ; <i32*> [#uses=1]
   %3 = ashr i32 %2, 1                             ; <i32> [#uses=1]
   %tmp405 = and i32 %3, -2                        ; <i32> [#uses=1]
-  %scevgep408 = getelementptr %struct.PPOperation* %operation, i32 0, i32 1, i32 0, i32 1 ; <i16*> [#uses=1]
+  %scevgep408 = getelementptr %struct.PPOperation, %struct.PPOperation* %operation, i32 0, i32 1, i32 0, i32 1 ; <i16*> [#uses=1]
   %tmp410 = and i32 %2, -4                        ; <i32> [#uses=1]
   br label %bb169
 
@@ -28,12 +29,39 @@ bb169:                                            ; preds = %bb169, %bb.nph380
   %index.6379 = phi i32 [ 0, %bb.nph380 ], [ %4, %bb169 ] ; <i32> [#uses=3]
   %tmp404 = mul i32 %index.6379, -2               ; <i32> [#uses=1]
   %tmp406 = add i32 %tmp405, %tmp404              ; <i32> [#uses=1]
-  %scevgep407 = getelementptr i32* %scevgep403, i32 %tmp406 ; <i32*> [#uses=1]
+  %scevgep407 = getelementptr i32, i32* %scevgep403, i32 %tmp406 ; <i32*> [#uses=1]
   %tmp409 = mul i32 %index.6379, -4               ; <i32> [#uses=1]
   %tmp411 = add i32 %tmp410, %tmp409              ; <i32> [#uses=1]
-  %scevgep412 = getelementptr i16* %scevgep408, i32 %tmp411 ; <i16*> [#uses=1]
+  %scevgep412 = getelementptr i16, i16* %scevgep408, i32 %tmp411 ; <i16*> [#uses=1]
   store i16 undef, i16* %scevgep412, align 2
   store i32 undef, i32* %scevgep407, align 4
   %4 = add nsw i32 %index.6379, 1                 ; <i32> [#uses=1]
   br label %bb169
 }
+
+; PR7368
+
+%struct.bufBit_s = type { i8*, i8 }
+
+define fastcc void @printSwipe([2 x [256 x %struct.bufBit_s]]* nocapture %colourLines) nounwind {
+entry:
+  br label %for.body190
+  
+for.body261.i:                                    ; preds = %for.body261.i, %for.body190
+  %line.3300.i = phi i32 [ undef, %for.body190 ], [ %add292.i, %for.body261.i ] ; <i32> [#uses=3]
+  %conv268.i = and i32 %line.3300.i, 255          ; <i32> [#uses=1]
+  %tmp278.i = getelementptr [2 x [256 x %struct.bufBit_s]], [2 x [256 x %struct.bufBit_s]]* %colourLines, i32 undef, i32 %pen.1100, i32 %conv268.i, i32 0 ; <i8**> [#uses=1]
+  store i8* undef, i8** %tmp278.i
+  %tmp338 = shl i32 %line.3300.i, 3               ; <i32> [#uses=1]
+  %tmp339 = and i32 %tmp338, 2040                 ; <i32> [#uses=1]
+  %tmp285.i = getelementptr i8, i8* %scevgep328, i32 %tmp339 ; <i8*> [#uses=1]
+  store i8 undef, i8* %tmp285.i
+  %add292.i = add nsw i32 0, %line.3300.i         ; <i32> [#uses=1]
+  br i1 undef, label %for.body190, label %for.body261.i
+
+for.body190:                                      ; preds = %for.body261.i, %for.body190, %bb.nph104
+  %pen.1100 = phi i32 [ 0, %entry ], [ %inc230, %for.body261.i ], [ %inc230, %for.body190 ] ; <i32> [#uses=3]
+  %scevgep328 = getelementptr [2 x [256 x %struct.bufBit_s]], [2 x [256 x %struct.bufBit_s]]* %colourLines, i32 undef, i32 %pen.1100, i32 0, i32 1 ; <i8*> [#uses=1]
+  %inc230 = add i32 %pen.1100, 1                  ; <i32> [#uses=2]
+  br i1 undef, label %for.body190, label %for.body261.i
+}