Delete a test case that is very sensitive to coalescer behavior.

The test is derived from an old miscompilation of
MultiSource/Benchmarks/VersaBench/8b10b which is run regularly, so we are not
losing coverage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127350 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/2009-03-11-CoalescerBug.ll b/test/CodeGen/X86/2009-03-11-CoalescerBug.ll
deleted file mode 100644 (file)
index d5ba93e..0000000
--- a/test/CodeGen/X86/2009-03-11-CoalescerBug.ll
+++ /dev/null
@@ -1,85 +0,0 @@
-; RUN: llc < %s -mtriple=i386-apple-darwin9 -stats |& grep regcoalescing | grep commuting
-
-@lookupTable5B = external global [64 x i32], align 32          ; <[64 x i32]*> [#uses=1]
-@lookupTable3B = external global [16 x i32], align 32          ; <[16 x i32]*> [#uses=1]
-@disparity0 = external global i32              ; <i32*> [#uses=5]
-@disparity1 = external global i32              ; <i32*> [#uses=3]
-
-define i32 @calc(i32 %theWord, i32 %k) nounwind {
-entry:
-       %0 = lshr i32 %theWord, 3               ; <i32> [#uses=1]
-       %1 = and i32 %0, 31             ; <i32> [#uses=1]
-       %2 = shl i32 %k, 5              ; <i32> [#uses=1]
-       %3 = or i32 %1, %2              ; <i32> [#uses=1]
-       %4 = and i32 %theWord, 7                ; <i32> [#uses=1]
-       %5 = shl i32 %k, 3              ; <i32> [#uses=1]
-       %6 = or i32 %5, %4              ; <i32> [#uses=1]
-       %7 = getelementptr [64 x i32]* @lookupTable5B, i32 0, i32 %3            ; <i32*> [#uses=1]
-       %8 = load i32* %7, align 4              ; <i32> [#uses=5]
-       %9 = getelementptr [16 x i32]* @lookupTable3B, i32 0, i32 %6            ; <i32*> [#uses=1]
-       %10 = load i32* %9, align 4             ; <i32> [#uses=5]
-       %11 = and i32 %8, 65536         ; <i32> [#uses=1]
-       %12 = icmp eq i32 %11, 0                ; <i1> [#uses=1]
-       br i1 %12, label %bb1, label %bb
-
-bb:            ; preds = %entry
-       %13 = and i32 %8, 994           ; <i32> [#uses=1]
-       %14 = load i32* @disparity0, align 4            ; <i32> [#uses=2]
-       store i32 %14, i32* @disparity1, align 4
-       br label %bb8
-
-bb1:           ; preds = %entry
-       %15 = lshr i32 %8, 18           ; <i32> [#uses=1]
-       %16 = and i32 %15, 1            ; <i32> [#uses=1]
-       %17 = load i32* @disparity0, align 4            ; <i32> [#uses=4]
-       %18 = icmp eq i32 %16, %17              ; <i1> [#uses=1]
-       %not = select i1 %18, i32 0, i32 994            ; <i32> [#uses=1]
-       %.masked = and i32 %8, 994              ; <i32> [#uses=1]
-       %result.1 = xor i32 %not, %.masked              ; <i32> [#uses=2]
-       %19 = and i32 %8, 524288                ; <i32> [#uses=1]
-       %20 = icmp eq i32 %19, 0                ; <i1> [#uses=1]
-       br i1 %20, label %bb7, label %bb6
-
-bb6:           ; preds = %bb1
-       %21 = xor i32 %17, 1            ; <i32> [#uses=2]
-       store i32 %21, i32* @disparity1, align 4
-       br label %bb8
-
-bb7:           ; preds = %bb1
-       store i32 %17, i32* @disparity1, align 4
-       br label %bb8
-
-bb8:           ; preds = %bb7, %bb6, %bb
-       %22 = phi i32 [ %17, %bb7 ], [ %21, %bb6 ], [ %14, %bb ]                ; <i32> [#uses=4]
-       %result.0 = phi i32 [ %result.1, %bb7 ], [ %result.1, %bb6 ], [ %13, %bb ]              ; <i32> [#uses=2]
-       %23 = and i32 %10, 65536                ; <i32> [#uses=1]
-       %24 = icmp eq i32 %23, 0                ; <i1> [#uses=1]
-       br i1 %24, label %bb10, label %bb9
-
-bb9:           ; preds = %bb8
-       %25 = and i32 %10, 29           ; <i32> [#uses=1]
-       %26 = or i32 %result.0, %25             ; <i32> [#uses=1]
-       store i32 %22, i32* @disparity0, align 4
-       ret i32 %26
-
-bb10:          ; preds = %bb8
-       %27 = lshr i32 %10, 18          ; <i32> [#uses=1]
-       %28 = and i32 %27, 1            ; <i32> [#uses=1]
-       %29 = icmp eq i32 %28, %22              ; <i1> [#uses=1]
-       %not13 = select i1 %29, i32 0, i32 29           ; <i32> [#uses=1]
-       %.masked20 = and i32 %10, 29            ; <i32> [#uses=1]
-       %.pn = xor i32 %not13, %.masked20               ; <i32> [#uses=1]
-       %result.3 = or i32 %.pn, %result.0              ; <i32> [#uses=2]
-       %30 = and i32 %10, 524288               ; <i32> [#uses=1]
-       %31 = icmp eq i32 %30, 0                ; <i1> [#uses=1]
-       br i1 %31, label %bb17, label %bb16
-
-bb16:          ; preds = %bb10
-       %32 = xor i32 %22, 1            ; <i32> [#uses=1]
-       store i32 %32, i32* @disparity0, align 4
-       ret i32 %result.3
-
-bb17:          ; preds = %bb10
-       store i32 %22, i32* @disparity0, align 4
-       ret i32 %result.3
-}