From 35358d573bccd0776e55187564ccd6c72c9f9c34 Mon Sep 17 00:00:00 2001 From: iximeow Date: Fri, 27 Mar 2026 06:32:04 +0000 Subject: push/pop for segment registers has implicit memory access --- test/real_mode/operand.rs | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'test/real_mode/operand.rs') diff --git a/test/real_mode/operand.rs b/test/real_mode/operand.rs index e0f59e1..cdf5113 100644 --- a/test/real_mode/operand.rs +++ b/test/real_mode/operand.rs @@ -28,4 +28,12 @@ fn test_implied_memory_width() { assert_eq!(mem_size_of(&[0xc9]), Some(2)); // xlat assert_eq!(mem_size_of(&[0xd7]), Some(1)); + // push fs + assert_eq!(mem_size_of(&[0x0f, 0xa0]), Some(2)); + // pop fs + assert_eq!(mem_size_of(&[0x0f, 0xa1]), Some(2)); + // push gs + assert_eq!(mem_size_of(&[0x0f, 0xa8]), Some(2)); + // pop gs + assert_eq!(mem_size_of(&[0x0f, 0xa9]), Some(2)); } -- cgit v1.1