95 lines
2.9 KiB
Text
95 lines
2.9 KiB
Text
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;; The test fails on Windows. Fix it before removing the following requirement.
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; REQUIRES: x86_64-linux
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; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/noinline-tailcall-probe.perfscript --binary=%S/Inputs/noinline-tailcall-probe.perfbin --output=%t --profile-summary-hot-count=0 --csspgo-preinliner=0 --gen-cs-nested-profile=0 --infer-missing-frames=0
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; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-NOINFER
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; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/noinline-tailcall-probe.perfscript --binary=%S/Inputs/noinline-tailcall-probe.perfbin --output=%t --profile-summary-hot-count=0 --csspgo-preinliner=0 --gen-cs-nested-profile=0 --infer-missing-frames=1
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; RUN: FileCheck %s --input-file %t --check-prefix=CHECK-INFER
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; CHECK-NOINFER: [main:5 @ foo]:48:1
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; CHECK-NOINFER-NEXT: 1: 1
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; CHECK-NOINFER-NEXT: 2: 10
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; CHECK-NOINFER-NEXT: 3: 9
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; CHECK-NOINFER-NEXT: 4: 9
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; CHECK-NOINFER-NEXT: 5: 0
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; CHECK-NOINFER-NEXT: 6: 9
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; CHECK-NOINFER-NEXT: 7: 1
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; CHECK-NOINFER-NEXT: 8: 9 bar:9
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; CHECK-NOINFER-NEXT: !CFGChecksum: 281613927302580
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; CHECK-NOINFER-NEXT:[main:5 @ foo:8 @ bar]:18:9
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; CHECK-NOINFER-NEXT: 1: 9
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; CHECK-NOINFER-NEXT: 4: 9
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; CHECK-NOINFER-NEXT: !CFGChecksum: 72617220756
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; CHECK-NOINFER-NEXT:[main]:3:0
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; CHECK-NOINFER-NEXT: 1: 0
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; CHECK-NOINFER-NEXT: 2: 1
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; CHECK-NOINFER-NEXT: 3: 1
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; CHECK-NOINFER-NEXT: 4: 0
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; CHECK-NOINFER-NEXT: 5: 1 go:1
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; CHECK-NOINFER-NEXT: 6: 0
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; CHECK-NOINFER-NEXT: !CFGChecksum: 563022115997000
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; CHECK-NOINFER-NEXT:[main:5 @ go]:2:1
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; CHECK-NOINFER-NEXT: 1: 1
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; CHECK-NOINFER-NEXT: 2: 1 foo:1
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; CHECK-NOINFER-NEXT: !CFGChecksum: 281479271677951
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; CHECK-INFER: [main:5 @ go:2 @ foo]:48:1
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; CHECK-INFER-NEXT: 1: 1
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; CHECK-INFER-NEXT: 2: 10
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; CHECK-INFER-NEXT: 3: 9
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; CHECK-INFER-NEXT: 4: 9
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; CHECK-INFER-NEXT: 5: 0
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; CHECK-INFER-NEXT: 6: 9
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; CHECK-INFER-NEXT: 7: 1
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; CHECK-INFER-NEXT: 8: 9 bar:9
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; CHECK-INFER-NEXT: !CFGChecksum: 281613927302580
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; CHECK-INFER-NEXT:[main:5 @ go:2 @ foo:8 @ bar]:18:9
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; CHECK-INFER-NEXT: 1: 9
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; CHECK-INFER-NEXT: 4: 9
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; CHECK-INFER-NEXT: !CFGChecksum: 72617220756
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; CHECK-INFER-NEXT:[main]:3:0
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; CHECK-INFER-NEXT: 1: 0
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; CHECK-INFER-NEXT: 2: 1
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; CHECK-INFER-NEXT: 3: 1
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; CHECK-INFER-NEXT: 4: 0
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; CHECK-INFER-NEXT: 5: 1 go:1
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; CHECK-INFER-NEXT: 6: 0
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; CHECK-INFER-NEXT: !CFGChecksum: 563022115997000
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; CHECK-INFER-NEXT:[main:5 @ go]:2:1
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; CHECK-INFER-NEXT: 1: 1
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; CHECK-INFER-NEXT: 2: 1 foo:1
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; CHECK-INFER-NEXT: !CFGChecksum: 281479271677951
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; original code:
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; clang -O3 -fexperimental-new-pass-manager -fuse-ld=lld -fpseudo-probe-for-profiling
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; -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -g test.c -o a.out
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#include <stdio.h>
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int s;
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int bar(int x, int y) {
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if (x % 3) {
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return x - y;
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}
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return x + y;
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}
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int foo() {
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int i = 0;
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while (i++ < 4000)
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if (i % 91) s = bar(i, s); else s += 30;
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return 0;
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}
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void go() {
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foo();
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}
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int main() {
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int i = 0;
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while (i++ < 4000)
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go();
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printf("sum is %d\n", s);
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return 0;
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}
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