129 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			129 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature
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| ; RUN: opt -inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s
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| ; RUN: opt -inline -enable-noalias-to-md-conversion --enable-knowledge-retention -S < %s | FileCheck %s
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| 
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| 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"
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| target triple = "x86_64-unknown-linux-gnu"
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| 
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| define void @hello(float* noalias nocapture %a, float* noalias nocapture readonly %c) #0 {
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| ; CHECK-LABEL: define {{[^@]+}}@hello
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| ; CHECK-SAME: (float* noalias nocapture [[A:%.*]], float* noalias nocapture readonly [[C:%.*]]) [[ATTR0:#.*]] {
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    [[TMP0:%.*]] = load float, float* [[C]], align 4
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| ; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[A]], i64 5
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| ; CHECK-NEXT:    store float [[TMP0]], float* [[ARRAYIDX]], align 4
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| ; CHECK-NEXT:    ret void
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| ;
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| entry:
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|   %0 = load float, float* %c, align 4
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|   %arrayidx = getelementptr inbounds float, float* %a, i64 5
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|   store float %0, float* %arrayidx, align 4
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|   ret void
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| }
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| 
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| define void @foo(float* noalias nocapture %a, float* noalias nocapture readonly %c) #0 {
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| ; CHECK-LABEL: define {{[^@]+}}@foo
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| ; CHECK-SAME: (float* noalias nocapture [[A:%.*]], float* noalias nocapture readonly [[C:%.*]]) [[ATTR0]] {
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !0)
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !3)
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| ; CHECK-NEXT:    [[TMP0:%.*]] = load float, float* [[C]], align 4, !alias.scope !3, !noalias !0
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| ; CHECK-NEXT:    [[ARRAYIDX_I:%.*]] = getelementptr inbounds float, float* [[A]], i64 5
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| ; CHECK-NEXT:    store float [[TMP0]], float* [[ARRAYIDX_I]], align 4, !alias.scope !0, !noalias !3
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| ; CHECK-NEXT:    [[TMP1:%.*]] = load float, float* [[C]], align 4
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| ; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[A]], i64 7
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| ; CHECK-NEXT:    store float [[TMP1]], float* [[ARRAYIDX]], align 4
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| ; CHECK-NEXT:    ret void
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| ;
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| entry:
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|   tail call void @hello(float* %a, float* %c)
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|   %0 = load float, float* %c, align 4
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|   %arrayidx = getelementptr inbounds float, float* %a, i64 7
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|   store float %0, float* %arrayidx, align 4
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|   ret void
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| }
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| 
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| define void @hello2(float* noalias nocapture %a, float* noalias nocapture %b, float* nocapture readonly %c) #0 {
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| ; CHECK-LABEL: define {{[^@]+}}@hello2
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| ; CHECK-SAME: (float* noalias nocapture [[A:%.*]], float* noalias nocapture [[B:%.*]], float* nocapture readonly [[C:%.*]]) [[ATTR0]] {
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    [[TMP0:%.*]] = load float, float* [[C]], align 4
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| ; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[A]], i64 6
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| ; CHECK-NEXT:    store float [[TMP0]], float* [[ARRAYIDX]], align 4
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| ; CHECK-NEXT:    [[ARRAYIDX1:%.*]] = getelementptr inbounds float, float* [[B]], i64 8
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| ; CHECK-NEXT:    store float [[TMP0]], float* [[ARRAYIDX1]], align 4
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| ; CHECK-NEXT:    ret void
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| ;
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| entry:
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|   %0 = load float, float* %c, align 4
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|   %arrayidx = getelementptr inbounds float, float* %a, i64 6
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|   store float %0, float* %arrayidx, align 4
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|   %arrayidx1 = getelementptr inbounds float, float* %b, i64 8
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|   store float %0, float* %arrayidx1, align 4
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|   ret void
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| }
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| 
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| ; Check that when hello() is inlined into foo(), and then foo() is inlined into
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| ; foo2(), the noalias scopes are properly concatenated.
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| define void @foo2(float* nocapture %a, float* nocapture %b, float* nocapture readonly %c) #0 {
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| ; CHECK-LABEL: define {{[^@]+}}@foo2
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| ; CHECK-SAME: (float* nocapture [[A:%.*]], float* nocapture [[B:%.*]], float* nocapture readonly [[C:%.*]]) [[ATTR0]] {
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| ; CHECK-NEXT:  entry:
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !5)
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !8)
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !10) [[ATTR2:#.*]]
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !13) [[ATTR2]]
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| ; CHECK-NEXT:    [[TMP0:%.*]] = load float, float* [[C]], align 4, !alias.scope !15, !noalias !16
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| ; CHECK-NEXT:    [[ARRAYIDX_I_I:%.*]] = getelementptr inbounds float, float* [[A]], i64 5
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| ; CHECK-NEXT:    store float [[TMP0]], float* [[ARRAYIDX_I_I]], align 4, !alias.scope !16, !noalias !15
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| ; CHECK-NEXT:    [[TMP1:%.*]] = load float, float* [[C]], align 4, !alias.scope !8, !noalias !5
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| ; CHECK-NEXT:    [[ARRAYIDX_I:%.*]] = getelementptr inbounds float, float* [[A]], i64 7
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| ; CHECK-NEXT:    store float [[TMP1]], float* [[ARRAYIDX_I]], align 4, !alias.scope !5, !noalias !8
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !17)
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| ; CHECK-NEXT:    call void @llvm.experimental.noalias.scope.decl(metadata !20)
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| ; CHECK-NEXT:    [[TMP2:%.*]] = load float, float* [[C]], align 4, !noalias !22
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| ; CHECK-NEXT:    [[ARRAYIDX_I1:%.*]] = getelementptr inbounds float, float* [[A]], i64 6
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| ; CHECK-NEXT:    store float [[TMP2]], float* [[ARRAYIDX_I1]], align 4, !alias.scope !17, !noalias !20
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| ; CHECK-NEXT:    [[ARRAYIDX1_I:%.*]] = getelementptr inbounds float, float* [[B]], i64 8
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| ; CHECK-NEXT:    store float [[TMP2]], float* [[ARRAYIDX1_I]], align 4, !alias.scope !20, !noalias !17
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| ; CHECK-NEXT:    [[TMP3:%.*]] = load float, float* [[C]], align 4
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| ; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[A]], i64 7
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| ; CHECK-NEXT:    store float [[TMP3]], float* [[ARRAYIDX]], align 4
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| ; CHECK-NEXT:    ret void
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| ;
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| entry:
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|   tail call void @foo(float* %a, float* %c)
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|   tail call void @hello2(float* %a, float* %b, float* %c)
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|   %0 = load float, float* %c, align 4
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|   %arrayidx = getelementptr inbounds float, float* %a, i64 7
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|   store float %0, float* %arrayidx, align 4
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|   ret void
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| }
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| 
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| ; CHECK: !0 = !{!1}
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| ; CHECK: !1 = distinct !{!1, !2, !"hello: %a"}
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| ; CHECK: !2 = distinct !{!2, !"hello"}
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| ; CHECK: !3 = !{!4}
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| ; CHECK: !4 = distinct !{!4, !2, !"hello: %c"}
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| ; CHECK: !5 = !{!6}
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| ; CHECK: !6 = distinct !{!6, !7, !"foo: %a"}
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| ; CHECK: !7 = distinct !{!7, !"foo"}
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| ; CHECK: !8 = !{!9}
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| ; CHECK: !9 = distinct !{!9, !7, !"foo: %c"}
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| ; CHECK: !10 = !{!11}
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| ; CHECK: !11 = distinct !{!11, !12, !"hello: %a"}
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| ; CHECK: !12 = distinct !{!12, !"hello"}
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| ; CHECK: !13 = !{!14}
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| ; CHECK: !14 = distinct !{!14, !12, !"hello: %c"}
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| ; CHECK: !15 = !{!14, !9}
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| ; CHECK: !16 = !{!11, !6}
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| ; CHECK: !17 = !{!18}
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| ; CHECK: !18 = distinct !{!18, !19, !"hello2: %a"}
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| ; CHECK: !19 = distinct !{!19, !"hello2"}
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| ; CHECK: !20 = !{!21}
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| ; CHECK: !21 = distinct !{!21, !19, !"hello2: %b"}
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| ; CHECK: !22 = !{!18, !21}
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| 
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| attributes #0 = { nounwind uwtable }
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| 
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