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1; RUN: opt -O2 -S -mtriple=bpf-pc-linux %s -o %t12; RUN: llc %t1 -mcpu=v1 -o - | FileCheck -check-prefixes=CHECK,CHECK-V1 %s3; RUN: opt -O2 -S -mtriple=bpf-pc-linux %s -o %t14; RUN: llc %t1 -mcpu=v3 -o - | FileCheck -check-prefixes=CHECK,CHECK-V3 %s5;6; Source:7; int bar(int);8; int test(int *p) {9; if (*p <= 0 || *p >= 7)10; return 0;11; return bar(*p);12; }13; Compilation flag:14; clang -target bpf -O2 -S -emit-llvm -Xclang -disable-llvm-passes test.c15 16; Function Attrs: nounwind17define dso_local i32 @test(ptr noundef %p) #0 {18entry:19 %retval = alloca i32, align 420 %p.addr = alloca ptr, align 821 store ptr %p, ptr %p.addr, align 8, !tbaa !322 %0 = load ptr, ptr %p.addr, align 8, !tbaa !323 %1 = load i32, ptr %0, align 4, !tbaa !724 %cmp = icmp sle i32 %1, 025 br i1 %cmp, label %if.then, label %lor.lhs.false26 27lor.lhs.false: ; preds = %entry28 %2 = load ptr, ptr %p.addr, align 8, !tbaa !329 %3 = load i32, ptr %2, align 4, !tbaa !730 %cmp1 = icmp sge i32 %3, 731 br i1 %cmp1, label %if.then, label %if.end32 33if.then: ; preds = %lor.lhs.false, %entry34 store i32 0, ptr %retval, align 435 br label %return36 37if.end: ; preds = %lor.lhs.false38 %4 = load ptr, ptr %p.addr, align 8, !tbaa !339 %5 = load i32, ptr %4, align 4, !tbaa !740 %call = call i32 @bar(i32 noundef %5)41 store i32 %call, ptr %retval, align 442 br label %return43 44return: ; preds = %if.end, %if.then45 %6 = load i32, ptr %retval, align 446 ret i32 %647}48 49; CHECK-LABEL: test50; CHECK-V1: if r[[#]] s> r[[#]] goto51; CHECK-V1: if r[[#]] s> 6 goto52; CHECK-V3: if w[[#]] s< 1 goto53; CHECK-V3: if w[[#]] s> 6 goto54 55declare dso_local i32 @bar(i32 noundef) #156 57attributes #0 = { nounwind "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }58attributes #1 = { "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }59 60!llvm.module.flags = !{!0, !1}61!llvm.ident = !{!2}62 63!0 = !{i32 1, !"wchar_size", i32 4}64!1 = !{i32 7, !"frame-pointer", i32 2}65!2 = !{!"clang version 15.0.0 (https://github.com/llvm/llvm-project.git 0d37a76d31c05372908908ff2f01fc58bbf575e8)"}66!3 = !{!4, !4, i64 0}67!4 = !{!"any pointer", !5, i64 0}68!5 = !{!"omnipotent char", !6, i64 0}69!6 = !{!"Simple C/C++ TBAA"}70!7 = !{!8, !8, i64 0}71!8 = !{!"int", !5, i64 0}72