Made combine into a new format callable #2625

Job	Run time
externals (clang, x86, -msse2)	47m 20s
arm (clang, aarch64, -Wno-psabi)	32m 51s
arm (clang, arm, -Wno-psabi)	34m 25s
externals (gcc, x86, -msse2)	50m 49s
macosx (clang, x86_osx, -mavx)	1h 47m 1s
no_pch (clang, x86, -msse2)	57m 29s
no_pch (gcc, x86, -msse2)	58m 36s
nosimd (clang, x86, -DEVE_NO_SIMD)	39m 47s
nosimd (gcc, x86, -DEVE_NO_SIMD)	45m 28s
riscv (clang, riscv, -mrvv-vector-bits=128)	35m 42s
x86-clang (clang, x86, -msse4.2)	17m 57s
x86-clang (clang, x86, -mavx)	23m 54s
x86-clang (clang, x86, -mavx2)	22m 53s
other-arch (gcc, sve256, -Wno-psabi)	58m 15s
other-arch (gcc, sve512, -Wno-psabi)	1h 32m 48s
other-arch (gcc, ppc64, -Wno-psabi)	42m 10s
avx512 (clang, x86, -march=skylake-avx512)	36m 58s
avx512 (gcc, x86, -march=skylake-avx512)	55m 43s
other-cases (clang_libcpp, x86, -msse2)	1s
other-cases (clang, x86, -mavx2 -mbmi2 -DEVE_USE_BMI_ON_AVX2)	1s
other-cases (gcc, x86, -mavx2 -mbmi2 -DEVE_USE_BMI_ON_AVX2)	1s
x86-gcc	1s
	14h 20m 10s

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