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46 lines
1.3 KiB
46 lines
1.3 KiB
4 months ago
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// Check that we can get the first function argument logged
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// using a custom logging function.
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//
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// RUN: %clangxx_xray -std=c++11 %s -o %t
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// RUN: rm -f arg1-logger-*
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// RUN: XRAY_OPTIONS="patch_premain=true verbosity=1 xray_mode=xray-basic \
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// RUN: xray_logfile_base=arg1-logger-" %run %t 2>&1 | FileCheck %s
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//
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// After all that, clean up the XRay log file.
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//
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// RUN: rm -f arg1-logger-*
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//
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// At the time of writing, the ARM trampolines weren't written yet.
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// XFAIL: arm || aarch64 || mips
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// See the mailing list discussion of r296998.
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// UNSUPPORTED: powerpc64le
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#include "xray/xray_interface.h"
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#include <cinttypes>
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#include <cstdio>
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void arg1logger(int32_t fn, XRayEntryType t, uint64_t a1) {
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printf("Arg1: %" PRIx64 ", XRayEntryType %u\n", a1, t);
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}
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[[clang::xray_always_instrument, clang::xray_log_args(1)]] void foo(void *) {}
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int main() {
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// CHECK: XRay: Log file in 'arg1-logger-{{.*}}'
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__xray_set_handler_arg1(arg1logger);
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foo(nullptr);
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// CHECK: Arg1: 0, XRayEntryType 3
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__xray_remove_handler_arg1();
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foo((void *) 0xBADC0DE);
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// nothing expected to see here
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__xray_set_handler_arg1(arg1logger);
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foo((void *) 0xDEADBEEFCAFE);
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// CHECK-NEXT: Arg1: deadbeefcafe, XRayEntryType 3
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foo((void *) -1);
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// CHECK-NEXT: Arg1: ffffffffffffffff, XRayEntryType 3
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}
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