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, 162 deletions

diff --git a/llvm/test/Transforms/SimplifyCFG/invoke.ll b/llvm/test/Transforms/SimplifyCFG/invoke.ll
deleted file mode 100644
index a58e8005793..00000000000
--- a/llvm/test/Transforms/SimplifyCFG/invoke.ll
+++ /dev/null
@@ -1,162 +0,0 @@
-; RUN: opt < %s -simplifycfg -S | FileCheck %s
-target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
-
-declare i32 @__gxx_personality_v0(...)
-declare void @__cxa_call_unexpected(i8*)
-declare void @purefn() nounwind readnone
-declare i32 @read_only() nounwind readonly
-declare i32 @nounwind_fn() nounwind
-declare i32 @fn()
-
-
-; CHECK-LABEL: @f1(
-define i8* @f1() nounwind uwtable ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-; CHECK: call void @llvm.trap()
-; CHECK: unreachable
-  %call = invoke noalias i8* undef()
-          to label %invoke.cont unwind label %lpad
-
-invoke.cont:
-  ret i8* %call
-
-lpad:
-  %0 = landingpad { i8*, i32 }
-          filter [0 x i8*] zeroinitializer
-  %1 = extractvalue { i8*, i32 } %0, 0
-  tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind
-  unreachable
-}
-
-; CHECK-LABEL: @f2(
-define i8* @f2() nounwind uwtable ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-; CHECK: call void @llvm.trap()
-; CHECK: unreachable
-  %call = invoke noalias i8* null()
-          to label %invoke.cont unwind label %lpad
-
-invoke.cont:
-  ret i8* %call
-
-lpad:
-  %0 = landingpad { i8*, i32 }
-          filter [0 x i8*] zeroinitializer
-  %1 = extractvalue { i8*, i32 } %0, 0
-  tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind
-  unreachable
-}
-
-; CHECK-LABEL: @f2_no_null_opt(
-define i8* @f2_no_null_opt() nounwind uwtable ssp #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-; CHECK: invoke noalias i8* null()
-  %call = invoke noalias i8* null()
-          to label %invoke.cont unwind label %lpad
-
-; CHECK: invoke.cont:
-; CHECK: ret i8* %call
-invoke.cont:
-  ret i8* %call
-
-lpad:
-  %0 = landingpad { i8*, i32 }
-          filter [0 x i8*] zeroinitializer
-  %1 = extractvalue { i8*, i32 } %0, 0
-  tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind
-; CHECK: unreachable
-  unreachable
-}
-
-; CHECK-LABEL: @f3(
-define i32 @f3() nounwind uwtable ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-; CHECK-NEXT: entry
-entry:
-; CHECK-NEXT: ret i32 3
-  %call = invoke i32 @read_only()
-          to label %invoke.cont unwind label %lpad
-
-invoke.cont:
-  ret i32 3
-
-lpad:
-  %0 = landingpad { i8*, i32 }
-          filter [0 x i8*] zeroinitializer
-  %1 = extractvalue { i8*, i32 } %0, 0
-  tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind
-  unreachable
-}
-
-; CHECK-LABEL: @f4(
-define i32 @f4() nounwind uwtable ssp personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-; CHECK-NEXT: entry
-entry:
-; CHECK-NEXT: call i32 @read_only()
-  %call = invoke i32 @read_only()
-          to label %invoke.cont unwind label %lpad
-
-invoke.cont:
-; CHECK-NEXT: ret i32 %call
-  ret i32 %call
-
-lpad:
-  %0 = landingpad { i8*, i32 }
-          filter [0 x i8*] zeroinitializer
-  %1 = extractvalue { i8*, i32 } %0, 0
-  tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind
-  unreachable
-}
-
-; CHECK-LABEL: @f5(
-define i32 @f5(i1 %cond, i8* %a, i8* %b) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-  br i1 %cond, label %x, label %y
-
-x:
-; CHECK: invoke i32 @fn()
-  %call = invoke i32 @fn()
-          to label %cont unwind label %lpad
-
-y:
-; CHECK: call i32 @nounwind_fn()
-  %call2 = invoke i32 @nounwind_fn()
-           to label %cont unwind label %lpad
-
-cont:
-; CHECK: phi i32
-; CHECK: ret i32 %phi
-  %phi = phi i32 [%call, %x], [%call2, %y]
-  ret i32 %phi
-
-lpad:
-; CHECK-NOT: phi
-  %phi2 = phi i8* [%a, %x], [%b, %y]
-  %0 = landingpad { i8*, i32 }
-          filter [0 x i8*] zeroinitializer
-; CHECK: __cxa_call_unexpected(i8* %a)
-  tail call void @__cxa_call_unexpected(i8* %phi2) noreturn nounwind
-  unreachable
-}
-
-; CHECK-LABEL: @f6(
-define void @f6() personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-  invoke void @purefn()
-          to label %invoke.cont1 unwind label %lpad
-
-invoke.cont1:
-  %foo = invoke i32 @fn()
-          to label %invoke.cont2 unwind label %lpad
-
-invoke.cont2:
-  ret void
-
-lpad:
-; CHECK-NOT: phi
-  %tmp = phi i8* [ null, %invoke.cont1 ], [ null, %entry ]
-  landingpad { i8*, i32 }
-          cleanup
-  ret void
-}
-
-attributes #0 = { "null-pointer-is-valid"="true" }