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bpf/tests: Add exhaustive test of LD_IMM64 immediate magnitudes
authorJohan Almbladh <johan.almbladh@anyfinetworks.com>
Tue, 14 Sep 2021 09:18:35 +0000 (11:18 +0200)
committerDaniel Borkmann <daniel@iogearbox.net>
Tue, 28 Sep 2021 07:26:28 +0000 (09:26 +0200)
commit2e807611945c2d36e25d10bc6f932e5f9943deea
tree8587f66d838739ee97fa360db99595b980ff4e18
parenta7d2e752e52050fcdf0c50cf343488891a8efd5b
bpf/tests: Add exhaustive test of LD_IMM64 immediate magnitudes

This patch adds a test for the 64-bit immediate load, a two-instruction
operation, to verify correctness for all possible magnitudes of the
immediate operand. Mainly intended for JIT testing.

Signed-off-by: Johan Almbladh <johan.almbladh@anyfinetworks.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20210914091842.4186267-8-johan.almbladh@anyfinetworks.com
lib/test_bpf.c