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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes='licm' < %s | FileCheck %s
define void @test_01(ptr addrspace(1) %arg, i32 %arg2) {
; CHECK-LABEL: @test_01(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP103:%.*]] = load atomic ptr addrspace(1), ptr addrspace(1) [[ARG:%.*]] unordered, align 8, !dereferenceable_or_null !0, !align !1
; CHECK-NEXT: [[TMP117:%.*]] = icmp eq ptr addrspace(1) [[TMP103]], null
; CHECK-NEXT: [[TMP118:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP103]], i64 8
; CHECK-NEXT: br i1 [[TMP117]], label [[FAIL:%.*]], label [[PREHEADER:%.*]]
; CHECK: fail:
; CHECK-NEXT: ret void
; CHECK: preheader:
; CHECK-NEXT: [[TMP157:%.*]] = load atomic i32, ptr addrspace(1) [[TMP118]] unordered, align 8
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[TMP151:%.*]] = phi i32 [ 0, [[PREHEADER]] ], [ [[TMP163:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[TMP152:%.*]] = icmp ult i32 [[TMP151]], [[ARG2:%.*]]
; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP152]]) [ "deopt"() ]
; CHECK-NEXT: [[TMP158:%.*]] = icmp ult i32 [[TMP151]], [[TMP157]]
; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP158]]) [ "deopt"() ]
; CHECK-NEXT: [[TMP163]] = add i32 [[TMP151]], 1
; CHECK-NEXT: br label [[LOOP]]
;
entry:
%tmp103 = load atomic ptr addrspace(1), ptr addrspace(1) %arg unordered, align 8, !dereferenceable_or_null !0, !align !1
%tmp117 = icmp eq ptr addrspace(1) %tmp103, null
%tmp118 = getelementptr inbounds i8, ptr addrspace(1) %tmp103, i64 8
br i1 %tmp117, label %fail, label %preheader
fail: ; preds = %entry
ret void
preheader: ; preds = %entry
br label %loop
loop: ; preds = %loop, %preheader
%tmp151 = phi i32 [ 0, %preheader ], [ %tmp163, %loop ]
%tmp152 = icmp ult i32 %tmp151, %arg2
call void (i1, ...) @llvm.experimental.guard(i1 %tmp152) [ "deopt"() ]
%tmp157 = load atomic i32, ptr addrspace(1) %tmp118 unordered, align 8
%tmp158 = icmp ult i32 %tmp151, %tmp157
call void (i1, ...) @llvm.experimental.guard(i1 %tmp158) [ "deopt"() ]
%tmp163 = add i32 %tmp151, 1
br label %loop
}
; FIXME: should be able to hoist load just as test_01
define void @test_02(ptr addrspace(1) %arg, i32 %arg2) {
; CHECK-LABEL: @test_02(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP103:%.*]] = load atomic ptr addrspace(1), ptr addrspace(1) [[ARG:%.*]] unordered, align 8, !dereferenceable_or_null !0, !align !1
; CHECK-NEXT: [[TMP117:%.*]] = icmp eq ptr addrspace(1) [[TMP103]], null
; CHECK-NEXT: [[TMP118:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP103]], i64 8
; CHECK-NEXT: [[FREEZE:%.*]] = freeze i1 [[TMP117]]
; CHECK-NEXT: br i1 [[FREEZE]], label [[FAIL:%.*]], label [[PREHEADER:%.*]]
; CHECK: fail:
; CHECK-NEXT: ret void
; CHECK: preheader:
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[TMP151:%.*]] = phi i32 [ 0, [[PREHEADER]] ], [ [[TMP163:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[TMP152:%.*]] = icmp ult i32 [[TMP151]], [[ARG2:%.*]]
; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP152]]) [ "deopt"() ]
; CHECK-NEXT: [[TMP157:%.*]] = load atomic i32, ptr addrspace(1) [[TMP118]] unordered, align 8
; CHECK-NEXT: [[TMP158:%.*]] = icmp ult i32 [[TMP151]], [[TMP157]]
; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP158]]) [ "deopt"() ]
; CHECK-NEXT: [[TMP163]] = add i32 [[TMP151]], 1
; CHECK-NEXT: br label [[LOOP]]
;
entry:
%tmp103 = load atomic ptr addrspace(1), ptr addrspace(1) %arg unordered, align 8, !dereferenceable_or_null !0, !align !1
%tmp117 = icmp eq ptr addrspace(1) %tmp103, null
%tmp118 = getelementptr inbounds i8, ptr addrspace(1) %tmp103, i64 8
%freeze = freeze i1 %tmp117
br i1 %freeze, label %fail, label %preheader
fail: ; preds = %entry
ret void
preheader: ; preds = %entry
br label %loop
loop: ; preds = %loop, %preheader
%tmp151 = phi i32 [ 0, %preheader ], [ %tmp163, %loop ]
%tmp152 = icmp ult i32 %tmp151, %arg2
call void (i1, ...) @llvm.experimental.guard(i1 %tmp152) [ "deopt"() ]
%tmp157 = load atomic i32, ptr addrspace(1) %tmp118 unordered, align 8
%tmp158 = icmp ult i32 %tmp151, %tmp157
call void (i1, ...) @llvm.experimental.guard(i1 %tmp158) [ "deopt"() ]
%tmp163 = add i32 %tmp151, 1
br label %loop
}
; Function Attrs: nocallback nofree nosync willreturn
declare void @llvm.experimental.guard(i1, ...) #0
attributes #0 = { nocallback nofree nosync willreturn }
!0 = !{i64 16}
!1 = !{i64 8}
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