Use -Zno-profiler-runtime instead of //@ needs-profiler-support

For PGO/coverage tests that don't need to build or run an actual artifact, we
can use `-Zno-profiler-runtime` to run the test even when the profiler runtime
is not available.

Author: Zalathar

tests/codegen/instrument-coverage/instrument-coverage-off.rs

@@ -1,6 +1,6 @@
 // Test that `-Cinstrument-coverage=off` does not add coverage instrumentation to LLVM IR.
 
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ revisions: n no off false zero
 //@ [n] compile-flags: -Cinstrument-coverage=n
 //@ [no] compile-flags: -Cinstrument-coverage=no

tests/codegen/instrument-coverage/instrument-coverage.rs

@@ -1,6 +1,6 @@
 // Test that `-Cinstrument-coverage` creates expected __llvm_profile_filename symbol in LLVM IR.
 
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ revisions: default y yes on true all
 //@ [default] compile-flags: -Cinstrument-coverage
 //@ [y] compile-flags: -Cinstrument-coverage=y

tests/codegen/instrument-coverage/testprog.rs

@@ -1,5 +1,5 @@
 //@ edition: 2021
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ compile-flags: -Cinstrument-coverage -Copt-level=0
 //@ revisions: LINUX DARWIN WINDOWS
 

tests/codegen/naked-fn/naked-nocoverage.rs

@@ -2,7 +2,7 @@
 // Regression test for issue #105170.
 //
 //@ needs-asm-support
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ compile-flags: -Cinstrument-coverage
 #![crate_type = "lib"]
 #![feature(naked_functions)]

tests/codegen/pgo-counter-bias.rs

@@ -2,7 +2,7 @@
 
 //@ ignore-macos -runtime-counter-relocation not honored on Mach-O
 //@ compile-flags: -Cprofile-generate -Cllvm-args=-runtime-counter-relocation -Clto=fat
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ no-prefer-dynamic
 
 // CHECK: @__llvm_profile_counter_bias = {{.*}}global

tests/codegen/pgo-instrumentation.rs

@@ -1,6 +1,6 @@
 // Test that `-Cprofile-generate` creates expected instrumentation artifacts in LLVM IR.
 
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ compile-flags: -Cprofile-generate -Ccodegen-units=1
 
 // CHECK: @__llvm_profile_raw_version =

tests/mir-opt/instrument_coverage.rs

@@ -3,7 +3,7 @@
 // are later converted into LLVM instrprof.increment intrinsics, during codegen.
 
 //@ unit-test: InstrumentCoverage
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ ignore-windows
 //@ compile-flags: -C instrument-coverage --remap-path-prefix={{src-base}}=/the/src
 

tests/run-make/pgo-gen-no-imp-symbols/Makefile

@@ -1,8 +1,6 @@
-# needs-profiler-support
-
 include ../tools.mk
 
-COMPILE_FLAGS=-O -Ccodegen-units=1 -Cprofile-generate="$(TMPDIR)"
+COMPILE_FLAGS=-O -Ccodegen-units=1 -Cprofile-generate="$(TMPDIR)" -Zno-profiler-runtime
 
 all:
 	$(RUSTC) $(COMPILE_FLAGS) --emit=llvm-ir test.rs

tests/ui/instrument-coverage/coverage-options.rs

@@ -1,6 +1,5 @@
-//@ needs-profiler-support
 //@ revisions: branch no-branch bad
-//@ compile-flags -Cinstrument-coverage
+//@ compile-flags -Cinstrument-coverage -Zno-profiler-runtime
 
 //@ [branch] check-pass
 //@ [branch] compile-flags: -Zcoverage-options=branch

tests/ui/instrument-coverage/on-values.rs

@@ -1,5 +1,5 @@
 //@ check-pass
-//@ needs-profiler-support
+//@ compile-flags: -Zno-profiler-runtime
 //@ revisions: default y yes on true all
 //@ [default] compile-flags: -Cinstrument-coverage
 //@ [y] compile-flags: -Cinstrument-coverage=y