Temporarily Revert "Add basic loop fusion pass."

As it's causing some bot failures (and per request from kbarton).

This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.

llvm-svn: 358546

1 files changed, 0 insertions, 95 deletions

diff --git a/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/preserve-addrspace-assert.ll b/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/preserve-addrspace-assert.ll
deleted file mode 100644
index 38ff1708f42..00000000000
--- a/llvm/test/Transforms/LoopStrengthReduce/AMDGPU/preserve-addrspace-assert.ll
+++ /dev/null
@@ -1,95 +0,0 @@
-; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -loop-reduce %s | FileCheck %s
-
-; Test for assert resulting from inconsistent isLegalAddressingMode
-; answers when the address space was dropped from the query.
-
-target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
-
-%0 = type { i32, double, i32, float }
-
-; CHECK-LABEL: @lsr_crash_preserve_addrspace_unknown_type(
-; CHECK: %tmp4 = bitcast %0 addrspace(3)* %tmp to double addrspace(3)*
-; CHECK: %scevgep5 = getelementptr double, double addrspace(3)* %tmp4, i32 1
-; CHECK: load double, double addrspace(3)* %scevgep5
-
-; CHECK: %scevgep = getelementptr i32, i32 addrspace(3)* %tmp1, i32 4
-; CHECK:%tmp14 = load i32, i32 addrspace(3)* %scevgep
-define amdgpu_kernel void @lsr_crash_preserve_addrspace_unknown_type() #0 {
-bb:
-  br label %bb1
-
-bb1:                                              ; preds = %bb17, %bb
-  %tmp = phi %0 addrspace(3)* [ undef, %bb ], [ %tmp18, %bb17 ]
-  %tmp2 = getelementptr inbounds %0, %0 addrspace(3)* %tmp, i64 0, i32 1
-  %tmp3 = load double, double addrspace(3)* %tmp2, align 8
-  br label %bb4
-
-bb4:                                              ; preds = %bb1
-  br i1 undef, label %bb8, label %bb5
-
-bb5:                                              ; preds = %bb4
-  unreachable
-
-bb8:                                              ; preds = %bb4
-  %tmp9 = getelementptr inbounds %0, %0 addrspace(3)* %tmp, i64 0, i32 0
-  %tmp10 = load i32, i32 addrspace(3)* %tmp9, align 4
-  %tmp11 = icmp eq i32 0, %tmp10
-  br i1 %tmp11, label %bb12, label %bb17
-
-bb12:                                             ; preds = %bb8
-  %tmp13 = getelementptr inbounds %0, %0 addrspace(3)* %tmp, i64 0, i32 2
-  %tmp14 = load i32, i32 addrspace(3)* %tmp13, align 4
-  %tmp15 = icmp eq i32 0, %tmp14
-  br i1 %tmp15, label %bb16, label %bb17
-
-bb16:                                             ; preds = %bb12
-  unreachable
-
-bb17:                                             ; preds = %bb12, %bb8
-  %tmp18 = getelementptr inbounds %0, %0 addrspace(3)* %tmp, i64 2
-  br label %bb1
-}
-
-; CHECK-LABEL: @lsr_crash_preserve_addrspace_unknown_type2(
-; CHECK: %scevgep3 = getelementptr i8, i8 addrspace(5)* %array, i32 %j
-; CHECK: %scevgep2 = getelementptr i8, i8 addrspace(5)* %array, i32 %j
-; CHECK: %n8 = load i8, i8 addrspace(5)* %scevgep2, align 4
-; CHECK: call void @llvm.memcpy.p5i8.p3i8.i64(i8 addrspace(5)* %scevgep3, i8 addrspace(3)* %scevgep4, i64 42, i1 false)
-; CHECK: call void @llvm.memmove.p5i8.p3i8.i64(i8 addrspace(5)* %scevgep3, i8 addrspace(3)* %scevgep4, i64 42, i1 false)
-; CHECK: call void @llvm.memset.p5i8.i64(i8 addrspace(5)* %scevgep3, i8 42, i64 42, i1 false)
-define void @lsr_crash_preserve_addrspace_unknown_type2(i8 addrspace(5)* %array, i8 addrspace(3)* %array2) {
-entry:
-  br label %for.body
-
-for.body:                                         ; preds = %entry, %for.inc
-  %j = phi i32 [ %add, %for.inc ], [ 0, %entry ]
-  %idx = getelementptr inbounds i8, i8 addrspace(5)* %array, i32 %j
-  %idx1 = getelementptr inbounds i8, i8 addrspace(3)* %array2, i32 %j
-  %t = getelementptr inbounds i8, i8 addrspace(5)* %array, i32 %j
-  %n8 = load i8, i8 addrspace(5)* %t, align 4
-  %n7 = getelementptr inbounds i8, i8 addrspace(5)* %t, i32 42
-  %n9 = load i8, i8 addrspace(5)* %n7, align 4
-  %cmp = icmp sgt i32 %j, 42
-  %add = add nuw nsw i32 %j, 1
-  br i1 %cmp, label %if.then17, label %for.inc
-
-if.then17:                                        ; preds = %for.body
-  call void @llvm.memcpy.p5i8.p5i8.i64(i8 addrspace(5)* %idx, i8 addrspace(3)* %idx1, i64 42, i1 false)
-  call void @llvm.memmove.p5i8.p5i8.i64(i8 addrspace(5)* %idx, i8 addrspace(3)* %idx1, i64 42, i1 false)
-  call void @llvm.memset.p5i8.i64(i8 addrspace(5)* %idx, i8 42, i64 42, i1 false)
-  br label %for.inc
-
-for.inc:                                          ; preds = %for.body, %if.then17
-  %exitcond = icmp eq i1 %cmp, 1
-  br i1 %exitcond, label %end, label %for.body
-
-end:                                              ; preds = %for.inc
-  ret void
-}
-
-declare void @llvm.memcpy.p5i8.p5i8.i64(i8 addrspace(5)*, i8 addrspace(3)*, i64, i1)
-declare void @llvm.memmove.p5i8.p5i8.i64(i8 addrspace(5)*, i8 addrspace(3)*, i64, i1)
-declare void @llvm.memset.p5i8.i64(i8 addrspace(5)*, i8, i64, i1)
-
-attributes #0 = { nounwind }
-attributes #1 = { nounwind readnone }