Add 7 new difftests and push constants support #625

Job	Run time
Android (ubuntu-24.04, aarch64-linux-android)	8m 16s
Compiletest (windows-2022)	15m 39s
Test (macOS-latest)	7m 3s
Test (ubuntu-24.04)	8m 23s
Compiletest (ubuntu-24.04)	8m 7s
Compiletest (macOS-latest)	6m 33s
Test (windows-2022)	15m 38s
cargo-deny	1m 3s
Lint	1m 9s
Difftest (ubuntu-24.04)	12m 33s
Difftest (macOS-latest)	11m 17s
Difftest (windows-2022)	24m 48s
test_success	4s
	2h 0m 33s

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