Revert r146822 at Pete Cooper's request as it broke clang self hosting.

Hope I did this correctly :)

llvm-svn: 146834

1 files changed, 0 insertions, 152 deletions

diff --git a/llvm/test/Transforms/SimplifyCFG/PredictNestedBranch.ll b/llvm/test/Transforms/SimplifyCFG/PredictNestedBranch.ll
deleted file mode 100644
index dd854ec4988..00000000000
--- a/llvm/test/Transforms/SimplifyCFG/PredictNestedBranch.ll
+++ /dev/null
@@ -1,152 +0,0 @@
-
-; RUN: opt < %s -simplifycfg -dce -S | FileCheck %s
-
-; Test that when == is true, all 6 comparisons evaluate to true or false
-; ie, a == b implies a > b is false, but a >= b is true, and so on
-define void @testEqTrue(i32 %a, i32 %b) {
-; CHECK: @testEqTrue
-; CHECK: icmp eq i32 %a, %b
-; CHECK: call void @_Z1gi(i32 0)
-; a == b implies a == b
-; CHECK-NEXT: call void @_Z1gi(i32 1)
-; a == b implies a >= b
-; CHECK-NEXT: call void @_Z1gi(i32 3)
-; a == b implies a <= b
-; CHECK-NEXT: call void @_Z1gi(i32 4)
-; CHECK: ret void
-entry:
-  %cmp = icmp eq i32 %a, %b
-  br i1 %cmp, label %if.then, label %if.end18
-
-if.then:                                          ; preds = %entry
-  call void @_Z1gi(i32 0)
-  %cmp1 = icmp eq i32 %a, %b
-  br i1 %cmp1, label %if.then2, label %if.end
-
-if.then2:                                         ; preds = %if.then
-  call void @_Z1gi(i32 1)
-  br label %if.end
-
-if.end:                                           ; preds = %if.then2, %if.then
-  %cmp3 = icmp ne i32 %a, %b
-  br i1 %cmp3, label %if.then4, label %if.end5
-
-if.then4:                                         ; preds = %if.end
-  call void @_Z1gi(i32 2)
-  br label %if.end5
-
-if.end5:                                          ; preds = %if.then4, %if.end
-  %cmp6 = icmp sge i32 %a, %b
-  br i1 %cmp6, label %if.then7, label %if.end8
-
-if.then7:                                         ; preds = %if.end5
-  call void @_Z1gi(i32 3)
-  br label %if.end8
-
-if.end8:                                          ; preds = %if.then7, %if.end5
-  %cmp9 = icmp sle i32 %a, %b
-  br i1 %cmp9, label %if.then10, label %if.end11
-
-if.then10:                                        ; preds = %if.end8
-  call void @_Z1gi(i32 4)
-  br label %if.end11
-
-if.end11:                                         ; preds = %if.then10, %if.end8
-  %cmp12 = icmp sgt i32 %a, %b
-  br i1 %cmp12, label %if.then13, label %if.end14
-
-if.then13:                                        ; preds = %if.end11
-  call void @_Z1gi(i32 5)
-  br label %if.end14
-
-if.end14:                                         ; preds = %if.then13, %if.end11
-  %cmp15 = icmp slt i32 %a, %b
-  br i1 %cmp15, label %if.then16, label %if.end18
-
-if.then16:                                        ; preds = %if.end14
-  call void @_Z1gi(i32 6)
-  br label %if.end18
-
-if.end18:                                         ; preds = %if.end14, %if.then16, %entry
-  ret void
-}
-
-; Test that when == is false, all 6 comparisons evaluate to true or false
-; ie, a == b implies a > b is false, but a >= b is true, and so on
-define void @testEqFalse(i32 %a, i32 %b) {
-; CHECK: @testEqFalse
-; CHECK: icmp eq i32 %a, %b
-; CHECK: call void @_Z1gi(i32 0)
-; CHECK-NOT: call void @_Z1gi(i32 1)
-; CHECK-NOT: icmp ne
-; CHECK: call void @_Z1gi(i32 2)
-; CHECK: icmp sge
-; CHECK: call void @_Z1gi(i32 3)
-; CHECK: icmp sle
-; CHECK: call void @_Z1gi(i32 4)
-; CHECK: icmp sgt
-; CHECK: call void @_Z1gi(i32 5)
-; CHECK: icmp slt
-; CHECK: call void @_Z1gi(i32 6)
-; CHECK: ret void
-entry:
-  %cmp = icmp eq i32 %a, %b
-  br i1 %cmp, label %if.then, label %if.else
-
-if.then:                                          ; preds = %entry
-  call void @_Z1gi(i32 0)
-  br label %if.end18
-  
-if.else:
-  %cmp1 = icmp eq i32 %a, %b
-  br i1 %cmp1, label %if.then2, label %if.end
-
-if.then2:                                         ; preds = %if.then
-  call void @_Z1gi(i32 1)
-  br label %if.end
-
-if.end:                                           ; preds = %if.then2, %if.then
-  %cmp3 = icmp ne i32 %a, %b
-  br i1 %cmp3, label %if.then4, label %if.end5
-
-if.then4:                                         ; preds = %if.end
-  call void @_Z1gi(i32 2)
-  br label %if.end5
-
-if.end5:                                          ; preds = %if.then4, %if.end
-  %cmp6 = icmp sge i32 %a, %b
-  br i1 %cmp6, label %if.then7, label %if.end8
-
-if.then7:                                         ; preds = %if.end5
-  call void @_Z1gi(i32 3)
-  br label %if.end8
-
-if.end8:                                          ; preds = %if.then7, %if.end5
-  %cmp9 = icmp sle i32 %a, %b
-  br i1 %cmp9, label %if.then10, label %if.end11
-
-if.then10:                                        ; preds = %if.end8
-  call void @_Z1gi(i32 4)
-  br label %if.end11
-
-if.end11:                                         ; preds = %if.then10, %if.end8
-  %cmp12 = icmp sgt i32 %a, %b
-  br i1 %cmp12, label %if.then13, label %if.end14
-
-if.then13:                                        ; preds = %if.end11
-  call void @_Z1gi(i32 5)
-  br label %if.end14
-
-if.end14:                                         ; preds = %if.then13, %if.end11
-  %cmp15 = icmp slt i32 %a, %b
-  br i1 %cmp15, label %if.then16, label %if.end18
-
-if.then16:                                        ; preds = %if.end14
-  call void @_Z1gi(i32 6)
-  br label %if.end18
-
-if.end18:                                         ; preds = %if.end14, %if.then16, %entry
-  ret void
-}
-
-declare void @_Z1gi(i32)