Commit graph

5941 commits

Author SHA1 Message Date
Gabe Black 9d5b6e377f SPARC: Get rid of the setGlobals function. 2009-02-25 10:21:46 -08:00
Gabe Black f41ce6b5e9 SPARC: Get rid of the setCWP function. 2009-02-25 10:21:40 -08:00
Gabe Black 88ee7d4c32 SPARC: Add a traceflag for register windows. 2009-02-25 10:21:33 -08:00
Gabe Black 7aa875f4f3 X86: Implement the lldt instruction. 2009-02-25 10:21:27 -08:00
Gabe Black bda7077c64 X86: Add segmentation checks for ldt related descriptors and selectors. 2009-02-25 10:21:21 -08:00
Gabe Black e08d60389d X86: Make the TSS type check actually return a fault if it fails. 2009-02-25 10:21:14 -08:00
Gabe Black 68300cfb8c X86: Make rdcr use merge and the mov to control register instructions use the right operand size. 2009-02-25 10:21:08 -08:00
Gabe Black 9842f1ca9d X86: Implement CLTS. 2009-02-25 10:21:02 -08:00
Gabe Black b035c917a5 X86: Make the segment register reading microops use merge. 2009-02-25 10:20:47 -08:00
Gabe Black 28efb3c6e3 X86: Implement the mov to debug register intructions. 2009-02-25 10:20:42 -08:00
Gabe Black c39ed53d05 X86: Rename oszForPseudoDesc maxOsz to reflect its more general use. 2009-02-25 10:20:30 -08:00
Gabe Black 3ca2451d81 X86: Add code to interpret debug register values. 2009-02-25 10:20:25 -08:00
Gabe Black 1e70401c08 X86: Fix a few bugs with the segment register instructions in real mode.
Fix a few instances where the register form of zext was used where zexti was
intended. Also get rid of the 64 bit only rip relative addressed version since
64 bit and real mode are mutually exclusive.
2009-02-25 10:20:19 -08:00
Gabe Black 8813168b5a X86: Do a merge for the zero extension microop. 2009-02-25 10:20:10 -08:00
Gabe Black 28a35a6adb X86: Add microops for reading/writing debug registers. 2009-02-25 10:20:01 -08:00
Gabe Black 11fbed02ea X86: Add classes that break out the bits of the DR6 and DR7 registers. 2009-02-25 10:19:54 -08:00
Gabe Black cb4141f6e6 X86: Check src1 for illegal values since that's the index we actually use. 2009-02-25 10:19:47 -08:00
Gabe Black d48214a656 X86: Implement the fence instructions. These are not microcoded. 2009-02-25 10:19:41 -08:00
Gabe Black 9940e21fa9 CPU: Add a flag to identify a read barrier to the static inst class. 2009-02-25 10:19:33 -08:00
Gabe Black 5d5e001ac3 X86: Update stats now that prefetch is implemented. 2009-02-25 10:19:28 -08:00
Gabe Black 06ff83e1b9 X86: Implement a basic prefetch instruction. 2009-02-25 10:19:22 -08:00
Gabe Black 5f0428ef9f X86: Use the right portion of a register for stores. 2009-02-25 10:19:14 -08:00
Gabe Black eafdf00eb3 X86: Add IRQ4 to the Intel MP tables. 2009-02-25 10:19:06 -08:00
Gabe Black c849ef58c0 X86: Actually check page protections. 2009-02-25 10:18:58 -08:00
Gabe Black f35a37ca9e X86: Update CS later so stack accesses have the right permission checks. 2009-02-25 10:18:51 -08:00
Gabe Black 1bfab291f1 CPU: Update stats now that there's no fetch in the middle of macroops. 2009-02-25 10:18:45 -08:00
Gabe Black da61c4b3ee CPU: Don't fetch when executing a macroop.
If the CPL changes mid macroop, the end of the instruction might not be
priveleged enough to execute the beginning.
2009-02-25 10:18:36 -08:00
Gabe Black ba69184630 X86: Use atCPL0 for accesses that are part of CPU machinery. 2009-02-25 10:18:29 -08:00
Gabe Black dc53ca89f6 X86: Add a flag to force memory accesses to happen at CPL 0. 2009-02-25 10:18:22 -08:00
Gabe Black 897c374892 X86: Move where CS is set so CPL checks work out. 2009-02-25 10:18:16 -08:00
Gabe Black 710b43dfbd X86: Implement inUserMode for x86. 2009-02-25 10:18:06 -08:00
Gabe Black 1cedc748d4 X86: Add a trace flag for tracing faults. 2009-02-25 10:17:59 -08:00
Gabe Black eec3f49a57 X86: Implement the sysret instruction in long mode. 2009-02-25 10:17:54 -08:00
Gabe Black 6325245e3e X86: Implement the longmode versions of the syscall instruction. 2009-02-25 10:17:49 -08:00
Gabe Black dadc30b0a4 X86: Make the microcode assembler recognize r8-r15. 2009-02-25 10:17:43 -08:00
Gabe Black fcad6e3b13 X86: Add a wrattr microop. 2009-02-25 10:17:38 -08:00
Gabe Black e4ede69b2f X86: Add a trace flag for the page table walker. 2009-02-25 10:17:27 -08:00
Gabe Black 99aa121fca X86: Make exceptions handle stack switching. 2009-02-25 10:17:19 -08:00
Gabe Black aa7bc1be74 X86: Implement the LTR instruction. 2009-02-25 10:17:14 -08:00
Gabe Black 08f3a126d5 X86: Fix segment limit checking. 2009-02-25 10:17:08 -08:00
Gabe Black 2f31643db5 X86: Add a check to chks to verify a task state segment descriptor. 2009-02-25 10:17:02 -08:00
Gabe Black 7b1cb74ac3 X86: Add a check to chks which raises #GP(selector) if selector is NULL or not in the GDT. 2009-02-25 10:16:54 -08:00
Gabe Black 82288e7c3e X86: Add makeAtomicResponse to the read/write functions of x86 devices. 2009-02-25 10:16:43 -08:00
Gabe Black 7462cb0842 X86: Fix the timing mode of the page table walker. 2009-02-25 10:16:34 -08:00
Gabe Black f02df8cb74 X86: Update stats for in place TLB miss handling. 2009-02-25 10:16:29 -08:00
Gabe Black 40fdba2454 X86: Make the X86 TLB take advantage of delayed translations, and get rid of the fake TLB miss faults. 2009-02-25 10:16:21 -08:00
Gabe Black 6ed47e9464 CPU: Implement translateTiming which defers to translateAtomic, and convert the timing simple CPU to use it. 2009-02-25 10:16:15 -08:00
Gabe Black 15940d06b5 SPARC: Adjust a few instructions to not write registers in initiateAcc. 2009-02-25 10:16:04 -08:00
Gabe Black 1b336a8fe7 X86: Make the stupd microop not update registers in initiateAcc. 2009-02-25 10:15:56 -08:00
Gabe Black 5605079b1f ISA: Replace the translate functions in the TLBs with translateAtomic. 2009-02-25 10:15:44 -08:00