| // Verify the #[instrument_fn] applies the correct LLVM IR function attributes. |
| // |
| //@ revisions:XRAY MCOUNT FENTRY |
| //@ add-minicore |
| //@ compile-flags: -Copt-level=0 |
| //@ [XRAY] compile-flags: -Zinstrument-xray --target=x86_64-unknown-linux-gnu |
| //@ [XRAY] needs-llvm-components: x86 |
| //@ [FENTRY] compile-flags: -Zinstrument-mcount=fentry -Copt-level=0 |
| //@ [FENTRY] compile-flags: --target=x86_64-unknown-linux-gnu |
| //@ [FENTRY] needs-llvm-components: x86 |
| //@ [MCOUNT] compile-flags: -Zinstrument-mcount |
| |
| #![feature(no_core)] |
| #![crate_type = "lib"] |
| #![feature(instrument_fn)] |
| #![no_core] |
| |
| extern crate minicore; |
| use minicore::*; |
| |
| #[no_mangle] |
| // CHECK: define {{.*}}void @instrument_default() {{.*}} [[DFLT_ATTR:#[0-9]+]] |
| fn instrument_default() {} |
| |
| #[no_mangle] |
| #[instrument_fn = "off"] |
| // CHECK: define {{.*}}void @instrument_off() {{.*}} [[OFF_ATTR:#[0-9]+]] |
| fn instrument_off() {} |
| |
| #[no_mangle] |
| #[instrument_fn = "on"] |
| // MCOUNT: define {{.*}}void @instrument_on() {{.*}} [[DFLT_ATTR]] |
| // FENTRY: define void @instrument_on() {{.*}} [[DFLT_ATTR]] |
| // XRAY: define void @instrument_on() {{.*}} [[ON_ATTR:#[0-9]+]] |
| fn instrument_on() {} |
| |
| // MCOUNT: attributes [[DFLT_ATTR]] {{.*}} "instrument-function-entry-inlined"= |
| // MCOUNT-NOT: attributes [[OFF_ATTR]] {{.*}} "instrument-function-entry-inlined"= |
| |
| // FENTRY: attributes [[DFLT_ATTR]] {{.*}} "fentry-call"="true" |
| // FENTRY-NOT: attributes [[OFF_ATTR]] {{.*}} "fentry-call"="true" |
| |
| // XRAY-NOT: attributes [[DFLT_ATTR]] {{.*}} "function-instrument"="xray-always" |
| // XRAY-NOT: attributes [[DFLT_ATTR]] {{.*}} "function-instrument"="xray-never" |
| // XRAY-NOT: attributes [[DFLT_ATTR]] {{.*}} "xray-skip-exit" |
| // XRAY-NOT: attributes [[DFLT_ATTR]] {{.*}} "xray-skip-entry" |
| |
| // XRAY-NOT: attributes [[OFF_ATTR]] {{.*}} "function-instrument"="xray-always" |
| // XRAY: attributes [[OFF_ATTR]] {{.*}} "function-instrument"="xray-never" |
| // XRAY-NOT: attributes [[OFF_ATTR]] {{.*}} "xray-skip-exit" |
| // XRAY-NOT: attributes [[OFF_ATTR]] {{.*}} "xray-skip-entry" |
| |
| // XRAY: attributes [[ON_ATTR]] {{.*}} "function-instrument"="xray-always" |
| // XRAY-NOT: attributes [[ON_ATTR]] {{.*}} "function-instrument"="xray-never" |
| // XRAY-NOT: attributes [[ON_ATTR]] {{.*}} "xray-skip-exit" |
| // XRAY-NOT: attributes [[ON_ATTR]] {{.*}} "xray-skip-entry" |
