| 1 | // Check that we can get the first function argument logged |
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| 2 | // using a custom logging function. |
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| 3 | // |
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| 4 | // RUN: %clangxx_xray -std=c++11 %s -o %t |
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| 5 | // RUN: rm -f arg1-logger-* |
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| 6 | // RUN: env XRAY_OPTIONS="patch_premain=true verbosity=1 xray_mode=xray-basic \ |
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| 7 | // RUN: xray_logfile_base=arg1-logger-" %run %t 2>&1 | FileCheck %s |
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| 8 | // |
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| 9 | // After all that, clean up the XRay log file. |
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| 10 | // |
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| 11 | // RUN: rm -f arg1-logger-* |
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| 12 | |
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| 13 | // REQUIRES: target={{(aarch64|x86_64)-.*}} |
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| 14 | |
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| 15 | #include "xray/xray_interface.h" |
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| 16 | |
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| 17 | #include <cinttypes> |
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| 18 | #include <cstdio> |
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| 19 | |
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| 20 | void arg1logger(int32_t fn, XRayEntryType t, uint64_t a1) { |
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| 21 | printf(format: "Arg1: %" PRIx64 ", XRayEntryType %u\n" , a1, t); |
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| 22 | } |
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| 23 | |
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| 24 | [[clang::xray_always_instrument, clang::xray_log_args(1)]] void foo(void *) {} |
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| 25 | |
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| 26 | int main() { |
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| 27 | // CHECK: XRay: Log file in 'arg1-logger-{{.*}}' |
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| 28 | |
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| 29 | __xray_set_handler_arg1(entry: arg1logger); |
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| 30 | foo(nullptr); |
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| 31 | // CHECK: Arg1: 0, XRayEntryType 3 |
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| 32 | |
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| 33 | __xray_remove_handler_arg1(); |
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| 34 | foo((void *) 0xBADC0DE); |
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| 35 | // nothing expected to see here |
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| 36 | |
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| 37 | __xray_set_handler_arg1(entry: arg1logger); |
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| 38 | foo((void *) 0xDEADBEEFCAFE); |
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| 39 | // CHECK-NEXT: Arg1: deadbeefcafe, XRayEntryType 3 |
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| 40 | foo((void *) -1); |
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| 41 | // CHECK-NEXT: Arg1: ffffffffffffffff, XRayEntryType 3 |
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| 42 | } |
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| 43 | |
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