diff options
Diffstat (limited to 'tests/armv8/a64.rs')
| -rw-r--r-- | tests/armv8/a64.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/armv8/a64.rs b/tests/armv8/a64.rs index baf841b..81d4a2e 100644 --- a/tests/armv8/a64.rs +++ b/tests/armv8/a64.rs @@ -83,6 +83,21 @@ fn test_barrier() { test_display([0xbf, 0x3f, 0x03, 0xd5], "dmb sy"); // only with FEAT_SB test_display([0xff, 0x30, 0x03, 0xd5], "sb"); + + test_display([0x9f, 0x34, 0x03, 0xd5], "pssbb"); + + // when printing the instruction the third operand defaults to xzr if omitted, so yax probably + // could/should omit it. but it's not *wrong*.. + test_display([0x00, 0x10, 0xdf, 0x9a], "irg x0, x0, xzr"); + test_display([0x90, 0x10, 0xdf, 0x9a], "irg x16, x4, xzr"); + test_display([0x90, 0x10, 0xcf, 0x9a], "irg x16, x4, x15"); + + test_display([0x00, 0x10, 0x60, 0xd9], "ldg x0, [x0, #0x10]"); + test_display([0x90, 0x10, 0x60, 0xd9], "ldg x16, [x4, #0x10]"); + test_display([0x90, 0x90, 0x60, 0xd9], "ldg x16, [x4, #0x90]"); + // the immediate offfset in tag instructions is a signed offset in the range of -4096 to 4096. + // yax decodes it as signed in this range, capstone does not. + test_display([0x90, 0x90, 0x7f, 0xd9], "ldg x16, [x4, #-0x70]"); } #[test] @@ -5026,3 +5041,22 @@ fn test_bitfield() { assert!(errs.is_empty()); } + +#[test] +fn test_tags() { + const TESTS: &[([u8; 4], &'static str)] = &[ + ([0x00, 0x10, 0x60, 0xd9], "ldg x0, [x0, #0x10]"), + ([0x00, 0x20, 0x60, 0xd9], "ldg x0, [x0, #0x20]"), + ([0x00, 0x21, 0x60, 0xd9], "ldg x0, [x8, #0x20]"), + ([0x03, 0x21, 0x60, 0xd9], "ldg x3, [x8, #0x20]"), + ([0x03, 0x21, 0x7f, 0xd9], "ldg x3, [x8, #-0xe0]"), + ]; + + let errs = run_tests(TESTS); + + for err in errs.iter() { + println!("{}", err); + } + + assert!(errs.is_empty()); +} |