From dc6f96017135da7f3beae5055195de3cf8e47c6c Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Sat, 1 Dec 2007 23:03:39 -0800 Subject: X86: Reorganize segmentation and implement segment selector movs. --HG-- extra : convert_revision : 553c3ffeda1f5312cf02493f602e7d4ba2fe66e8 --- src/arch/x86/segmentregs.hh | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) (limited to 'src/arch/x86/segmentregs.hh') diff --git a/src/arch/x86/segmentregs.hh b/src/arch/x86/segmentregs.hh index e6079da6d..7473c5ea9 100644 --- a/src/arch/x86/segmentregs.hh +++ b/src/arch/x86/segmentregs.hh @@ -68,19 +68,18 @@ namespace X86ISA SEGMENT_REG_DS, SEGMENT_REG_FS, SEGMENT_REG_GS, - SEGMENT_REG_INT, - - NUM_SEGMENTREGS - }; - - enum SysSegmentRegIndex - { - SYS_SEGMENT_REG_LDTR, + SEGMENT_REG_HS, // Temporary descriptor + SEGMENT_REG_TSL, // Local descriptor table + SEGMENT_REG_TSG, // Global descriptor table + SEGMENT_REG_LS, // Flat segment + SEGMENT_REG_MS, // Emulation memory + // These shouldn't be used directly in a load or store since they + // are likely accessed in other ways in a real machine. For instance, + // they may be loaded into the temporary segment register on demand. SYS_SEGMENT_REG_TR, - SYS_SEGMENT_REG_GDTR, SYS_SEGMENT_REG_IDTR, - NUM_SYSSEGMENTREGS + NUM_SEGMENTREGS }; }; -- cgit v1.2.3