Revert r210721 as it causes breakage in internal builds (and possibly GDB).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210807 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 285 deletions

diff --git a/test/Transforms/LoopUnroll/unroll-pragmas.ll b/test/Transforms/LoopUnroll/unroll-pragmas.ll
deleted file mode 100644
index c8032f771d..0000000000
--- a/test/Transforms/LoopUnroll/unroll-pragmas.ll
+++ /dev/null
@@ -1,285 +0,0 @@
-; RUN: opt < %s -loop-unroll -S | FileCheck %s
-
-target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-target triple = "x86_64-unknown-linux-gnu"
-
-; loop4 contains a small loop which should be completely unrolled by
-; the default unrolling heuristics.  It serves as a control for the
-; unroll(disable) pragma test loop4_with_disable.
-;
-; CHECK-LABEL: @loop4(
-; CHECK-NOT: br i1
-define void @loop4(i32* nocapture %a) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 4
-  br i1 %exitcond, label %for.end, label %for.body
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-
-; #pragma clang loop unroll(disable)
-;
-; CHECK-LABEL: @loop4_with_disable(
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @loop4_with_disable(i32* nocapture %a) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 4
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !1
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-!1 = metadata !{metadata !1, metadata !2}
-!2 = metadata !{metadata !"llvm.loopunroll.enable", i1 false}
-
-; loop64 has a high enough count that it should *not* be unrolled by
-; the default unrolling heuristic.  It serves as the control for the
-; unroll(enable) pragma test loop64_with_.* tests below.
-;
-; CHECK-LABEL: @loop64(
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @loop64(i32* nocapture %a) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 64
-  br i1 %exitcond, label %for.end, label %for.body
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-
-; #pragma clang loop unroll(enable)
-; Loop should be fully unrolled.
-;
-; CHECK-LABEL: @loop64_with_enable(
-; CHECK-NOT: br i1
-define void @loop64_with_enable(i32* nocapture %a) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 64
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !3
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-!3 = metadata !{metadata !3, metadata !4}
-!4 = metadata !{metadata !"llvm.loopunroll.enable", i1 true}
-
-; #pragma clang loop unroll_count(4)
-; Loop should be unrolled 4 times.
-;
-; CHECK-LABEL: @loop64_with_count4(
-; CHECK: store i32
-; CHECK: store i32
-; CHECK: store i32
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @loop64_with_count4(i32* nocapture %a) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 64
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !5
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-!5 = metadata !{metadata !5, metadata !6}
-!6 = metadata !{metadata !"llvm.loopunroll.count", i32 4}
-
-
-; #pragma clang loop unroll_count(enable) unroll_count(4)
-; Loop should be unrolled 4 times.
-;
-; CHECK-LABEL: @loop64_with_enable_and_count4(
-; CHECK: store i32
-; CHECK: store i32
-; CHECK: store i32
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @loop64_with_enable_and_count4(i32* nocapture %a) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 64
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !7
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-!7 = metadata !{metadata !7, metadata !6, metadata !4}
-
-; #pragma clang loop unroll_count(enable)
-; Full unrolling is requested, but loop has a dynamic trip count so
-; no unrolling should occur.
-;
-; CHECK-LABEL: @dynamic_loop_with_enable(
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @dynamic_loop_with_enable(i32* nocapture %a, i32 %b) {
-entry:
-  %cmp3 = icmp sgt i32 %b, 0
-  br i1 %cmp3, label %for.body, label %for.end, !llvm.loop !8
-
-for.body:                                         ; preds = %entry, %for.body
-  %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
-  %exitcond = icmp eq i32 %lftr.wideiv, %b
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !8
-
-for.end:                                          ; preds = %for.body, %entry
-  ret void
-}
-!8 = metadata !{metadata !8, metadata !4}
-
-; #pragma clang loop unroll_count(4)
-; Loop has a dynamic trip count.  Unrolling should occur, but no
-; conditional branches can be removed.
-;
-; CHECK-LABEL: @dynamic_loop_with_count4(
-; CHECK-NOT: store
-; CHECK: br i1
-; CHECK: store
-; CHECK: br i1
-; CHECK: store
-; CHECK: br i1
-; CHECK: store
-; CHECK: br i1
-; CHECK: store
-; CHECK: br i1
-; CHECK-NOT: br i1
-define void @dynamic_loop_with_count4(i32* nocapture %a, i32 %b) {
-entry:
-  %cmp3 = icmp sgt i32 %b, 0
-  br i1 %cmp3, label %for.body, label %for.end, !llvm.loop !9
-
-for.body:                                         ; preds = %entry, %for.body
-  %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
-  %exitcond = icmp eq i32 %lftr.wideiv, %b
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !9
-
-for.end:                                          ; preds = %for.body, %entry
-  ret void
-}
-!9 = metadata !{metadata !9, metadata !6}
-
-; #pragma clang loop unroll_count(1)
-; Loop should not be unrolled
-;
-; CHECK-LABEL: @unroll_1(
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @unroll_1(i32* nocapture %a, i32 %b) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 4
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !10
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-!10 = metadata !{metadata !10, metadata !11}
-!11 = metadata !{metadata !"llvm.loopunroll.count", i32 1}
-
-; #pragma clang loop unroll(enable)
-; Loop has very high loop count (1 million) and full unrolling was requested.
-; Loop should not be unrolled.
-;
-; CHECK-LABEL: @unroll_1M(
-; CHECK: store i32
-; CHECK-NOT: store i32
-; CHECK: br i1
-define void @unroll_1M(i32* nocapture %a, i32 %b) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %for.body, %entry
-  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
-  %arrayidx = getelementptr inbounds i32* %a, i64 %indvars.iv
-  %0 = load i32* %arrayidx, align 4
-  %inc = add nsw i32 %0, 1
-  store i32 %inc, i32* %arrayidx, align 4
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %exitcond = icmp eq i64 %indvars.iv.next, 1000000
-  br i1 %exitcond, label %for.end, label %for.body, !llvm.loop !12
-
-for.end:                                          ; preds = %for.body
-  ret void
-}
-!12 = metadata !{metadata !12, metadata !4}