authorgravatar for jacobly@ziglang.orgJacob Young <jacobly@ziglang.org> 2023-05-06 23:45:36-04:00
committergravatar for jacobly@ziglang.orgJacob Young <jacobly@ziglang.org> 2023-05-08 07:36:20-04:00
log406c4035435657aaefe6f8e96642d0db326c7989
tree060bff11cb1e16634f237e30369789281eafa0d2
parentcba195c1170fff77c5210f023e019d72f13b9614

x86_64: add missing `movsx` and `movzx` encodings

1 files changed, 9 insertions(+), 5 deletions(-)

src/arch/x86_64/encodings.zig+9-5
......@@ -418,17 +418,21 @@ pub const table = [_]Entry{
418418 .{ .movsx, .rm, &.{ .r32, .rm8 }, &.{ 0x0f, 0xbe }, 0, .rex, .none },
419419 .{ .movsx, .rm, &.{ .r64, .rm8 }, &.{ 0x0f, 0xbe }, 0, .long, .none },
420420 .{ .movsx, .rm, &.{ .r32, .rm16 }, &.{ 0x0f, 0xbf }, 0, .none, .none },
421 .{ .movsx, .rm, &.{ .r32, .rm16 }, &.{ 0x0f, 0xbf }, 0, .rex, .none },
421422 .{ .movsx, .rm, &.{ .r64, .rm16 }, &.{ 0x0f, 0xbf }, 0, .long, .none },
422423
423424 // This instruction is discouraged.
424425 .{ .movsxd, .rm, &.{ .r32, .rm32 }, &.{ 0x63 }, 0, .none, .none },
425426 .{ .movsxd, .rm, &.{ .r64, .rm32 }, &.{ 0x63 }, 0, .long, .none },
426427
427 .{ .movzx, .rm, &.{ .r16, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .short, .none },
428 .{ .movzx, .rm, &.{ .r32, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .none, .none },
429 .{ .movzx, .rm, &.{ .r64, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .long, .none },
430 .{ .movzx, .rm, &.{ .r32, .rm16 }, &.{ 0x0f, 0xb7 }, 0, .none, .none },
431 .{ .movzx, .rm, &.{ .r64, .rm16 }, &.{ 0x0f, 0xb7 }, 0, .long, .none },
428 .{ .movzx, .rm, &.{ .r16, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .short, .none },
429 .{ .movzx, .rm, &.{ .r16, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .rex_short, .none },
430 .{ .movzx, .rm, &.{ .r32, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .none, .none },
431 .{ .movzx, .rm, &.{ .r32, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .rex, .none },
432 .{ .movzx, .rm, &.{ .r64, .rm8 }, &.{ 0x0f, 0xb6 }, 0, .long, .none },
433 .{ .movzx, .rm, &.{ .r32, .rm16 }, &.{ 0x0f, 0xb7 }, 0, .none, .none },
434 .{ .movzx, .rm, &.{ .r32, .rm16 }, &.{ 0x0f, 0xb7 }, 0, .rex, .none },
435 .{ .movzx, .rm, &.{ .r64, .rm16 }, &.{ 0x0f, 0xb7 }, 0, .long, .none },
432436
433437 .{ .mul, .m, &.{ .rm8 }, &.{ 0xf6 }, 4, .none, .none },
434438 .{ .mul, .m, &.{ .rm8 }, &.{ 0xf6 }, 4, .rex, .none },