disallow naked_asm! outside of #[naked] functions

[folkertdev]

tracking issue: #90957
parent PR: #128651

I split this out from the parent PR because it's self-contained and because the analysis has to search through all functions and there might be performance regressions.

r? @Amanieu

[Amanieu]

@bors try @rust-timer queue

[bors]

⌛ Trying commit 6ca5ec7 with merge 86a9ca6...

[bors]

☀️ Try build successful - checks-actions
Build commit: 86a9ca6 (86a9ca61e68bbf0d6d1be15002a035972f88c87b)

[rust-timer]

Finished benchmarking commit (86a9ca6): comparison URL.

Overall result: no relevant changes - no action needed

Benchmarking this pull request likely means that it is perf-sensitive, so we're automatically marking it as not fit for rolling up. While you can manually mark this PR as fit for rollup, we strongly recommend not doing so since this PR may lead to changes in compiler perf.

@bors rollup=never
@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

This benchmark run did not return any relevant results for this metric.

Max RSS (memory usage)

Results (secondary 0.2%)

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	3.3%	[3.3%, 3.3%]	1
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-2.9%	[-2.9%, -2.9%]	1
All ❌✅ (primary)	-	-	0

Cycles

This benchmark run did not return any relevant results for this metric.

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 757.872s -> 757.847s (-0.00%)
Artifact size: 341.32 MiB -> 341.34 MiB (0.01%)

[Amanieu]

@bors r+

[bors]

📌 Commit 6ca5ec7 has been approved by Amanieu

It is now in the queue for this repository.

[bors]

⌛ Testing commit 6ca5ec7 with merge f7f8bdf...

[bors]

☀️ Test successful - checks-actions
Approved by: Amanieu
Pushing f7f8bdf to master...

[rust-timer]

Finished benchmarking commit (f7f8bdf): comparison URL.

Overall result: ❌ regressions - no action needed

@rustbot label: -perf-regression

Instruction count

This is a highly reliable metric that was used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	0.4%	[0.4%, 0.4%]	2
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Max RSS (memory usage)

Results (secondary -3.2%)

This is a less reliable metric that may be of interest but was not used to determine the overall result at the top of this comment.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-3.2%	[-3.6%, -2.7%]	3
All ❌✅ (primary)	-	-	0

Cycles

This benchmark run did not return any relevant results for this metric.

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 756.642s -> 758.053s (0.19%)
Artifact size: 341.32 MiB -> 341.34 MiB (0.00%)