gh-115999: Introduce helpers for (un)specializing instructions #131616

Job	Run time
Change detection / Compute changed files	13s
Check if generated files are up to date	3m 43s
Check if Autoconf files are up to date	21s
Address sanitizer (ubuntu-22.04)	9m 25s
Docs	0s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.0.15)	2m 26s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.1.7)	2m 29s
CIFuzz (address)	19m 20s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.2.3)	2m 30s
Windows MSI${{ '' }}	0s
Hypothesis tests on Ubuntu	5m 34s
CIFuzz (undefined)	20m 52s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.3.2)	2m 30s
CIFuzz (memory)	20m 53s
Thread sanitizer / Thread sanitizer	4m 22s
Thread sanitizer (free-threading) / Thread sanitizer	7m 34s
WASI / build and test	5m 52s
Windows / build (arm64)	3m 16s
Windows (free-threading) / build (arm64)	2m 31s
Windows / build and test (Win32)	15m 30s
Windows (free-threading) / build and test (Win32)	25m 34s
Windows / build and test (x64)	16m 29s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 49s
Ubuntu / build and test (ubuntu-22.04)	7m 14s
Ubuntu (free-threading) / build and test (ubuntu-22.04)	9m 35s
Windows (free-threading) / build and test (x64)	23m 27s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 0s
macOS / build and test (macos-13)	10m 11s
All required checks pass	4s
	3h 52m 44s

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