diff options
Diffstat (limited to 'test/test.rs')
| -rw-r--r-- | test/test.rs | 67 |
1 files changed, 64 insertions, 3 deletions
diff --git a/test/test.rs b/test/test.rs index b8c14a7..e2c52fe 100644 --- a/test/test.rs +++ b/test/test.rs @@ -28,7 +28,7 @@ fn test_invalid(data: &[u8]) { fn test_invalid_under(decoder: &InstDecoder, data: &[u8]) { if let Some(inst) = decoder.decode(data.into_iter().cloned()) { - assert_eq!(inst.opcode, yaxpeax_x86::Opcode::Invalid); + assert_eq!(inst.opcode, yaxpeax_x86::Opcode::Invalid, "decoded {:?} from {:02x?} under decoder {}", inst.opcode, data, decoder); } else { // this is fine } @@ -48,15 +48,16 @@ fn test_display_under(decoder: &InstDecoder, data: &[u8], expected: &'static str let text = format!("{}", instr); assert!( text == expected, - "display error for {}:\n decoded: {:?}\n displayed: {}\n expected: {}\n", + "display error for {}:\n decoded: {:?} under decoder {}\n displayed: {}\n expected: {}\n", hex, instr, + decoder, text, expected ); }, None => { - assert!(false, "decode error for {}:\n expected: {}\n", hex, expected); + assert!(false, "decode error for {} under decoder {}:\n expected: {}\n", hex, decoder, expected); } } } @@ -97,6 +98,66 @@ fn test_cvt() { } #[test] +fn test_sse3() { + fn test_instr(bytes: &[u8], text: &'static str) { + test_display_under(&InstDecoder::minimal().with_sse3(), bytes, text); + test_invalid_under(&InstDecoder::minimal(), bytes); + // avx doesn't imply older instructions are necessarily valid + test_invalid_under(&InstDecoder::minimal().with_avx(), bytes); + // sse4 doesn't imply older instructions are necessarily valid + test_invalid_under(&InstDecoder::minimal().with_sse4_1(), bytes); + test_invalid_under(&InstDecoder::minimal().with_sse4_2(), bytes); + } + + fn test_instr_invalid(bytes: &[u8]) { + test_invalid_under(&InstDecoder::minimal().with_sse3(), bytes); + test_invalid_under(&InstDecoder::default(), bytes); + } + + test_instr(&[0xf2, 0x0f, 0xf0, 0x0f], "lddqu xmm1, [rdi]"); + test_instr_invalid(&[0xf2, 0x0f, 0xf0, 0xcf]); + test_instr(&[0xf2, 0x0f, 0xd0, 0x0f], "addsubps xmm1, [rdi]"); + test_instr(&[0xf2, 0x0f, 0xd0, 0xcf], "addsubps xmm1, xmm7"); + test_instr(&[0xf2, 0x4f, 0x0f, 0xd0, 0xcf], "addsubps xmm9, xmm15"); + test_instr(&[0x66, 0x0f, 0xd0, 0x0f], "addsubpd xmm1, [rdi]"); + test_instr(&[0x66, 0x0f, 0xd0, 0xcf], "addsubpd xmm1, xmm7"); + test_instr(&[0x66, 0x4f, 0x0f, 0xd0, 0xcf], "addsubpd xmm9, xmm15"); + + test_instr(&[0xf2, 0x0f, 0x7c, 0x0f], "haddps xmm1, [rdi]"); + test_instr(&[0xf2, 0x0f, 0x7c, 0xcf], "haddps xmm1, xmm7"); + test_instr(&[0xf2, 0x4f, 0x0f, 0x7c, 0xcf], "haddps xmm9, xmm15"); + test_instr(&[0x66, 0x0f, 0x7c, 0x0f], "haddpd xmm1, [rdi]"); + test_instr(&[0x66, 0x0f, 0x7c, 0xcf], "haddpd xmm1, xmm7"); + test_instr(&[0x66, 0x4f, 0x0f, 0x7c, 0xcf], "haddpd xmm9, xmm15"); + + test_instr(&[0xf2, 0x0f, 0x7d, 0x0f], "hsubps xmm1, [rdi]"); + test_instr(&[0xf2, 0x0f, 0x7d, 0xcf], "hsubps xmm1, xmm7"); + test_instr(&[0xf2, 0x4f, 0x0f, 0x7d, 0xcf], "hsubps xmm9, xmm15"); + test_instr(&[0x66, 0x0f, 0x7d, 0x0f], "hsubpd xmm1, [rdi]"); + test_instr(&[0x66, 0x0f, 0x7d, 0xcf], "hsubpd xmm1, xmm7"); + test_instr(&[0x66, 0x4f, 0x0f, 0x7d, 0xcf], "hsubpd xmm9, xmm15"); + + test_instr(&[0xf3, 0x0f, 0x12, 0x0f], "movsldup xmm1, [rdi]"); + test_instr(&[0xf3, 0x0f, 0x12, 0xcf], "movsldup xmm1, xmm7"); + test_instr(&[0xf3, 0x4f, 0x0f, 0x12, 0xcf], "movsldup xmm9, xmm15"); + test_instr(&[0xf3, 0x0f, 0x16, 0x0f], "movshdup xmm1, [rdi]"); + test_instr(&[0xf3, 0x0f, 0x16, 0xcf], "movshdup xmm1, xmm7"); + test_instr(&[0xf3, 0x4f, 0x0f, 0x16, 0xcf], "movshdup xmm9, xmm15"); + + test_instr(&[0xf2, 0x0f, 0x12, 0x0f], "movddup xmm1, [rdi]"); + test_instr(&[0xf2, 0x0f, 0x12, 0xcf], "movddup xmm1, xmm7"); + test_instr(&[0xf2, 0x4f, 0x0f, 0x12, 0xcf], "movddup xmm9, xmm15"); + + test_instr(&[0x66, 0x0f, 0x01, 0xc8], "monitor"); + test_instr(&[0xf2, 0x0f, 0x01, 0xc8], "monitor"); + test_instr(&[0xf3, 0x0f, 0x01, 0xc8], "monitor"); + + test_instr(&[0x66, 0x0f, 0x01, 0xc9], "mwait"); + test_instr(&[0xf2, 0x0f, 0x01, 0xc9], "mwait"); + test_instr(&[0xf3, 0x0f, 0x01, 0xc9], "mwait"); +} + +#[test] fn test_0f01() { // drawn heavily from "Table A-6. Opcode Extensions for One- and Two-byte Opcodes by Group // Number" |