Commit graph

7696 commits

Author SHA1 Message Date
Gabe Black
c919ab5b4f ARM: Fix double precision load/store multiple decrement.
When decrementing, the higher addressed half of a double word is at a 4 byte
smaller displacement.
2010-06-02 12:58:15 -05:00
Gabe Black
92bdf57be4 ARM: Even though writes to MVFR0/1 should be unpredictable, we need to make them to do nothing. 2010-06-02 12:58:15 -05:00
Gabe Black
4398075254 ARM: Make various bits of the FP control registers read only. 2010-06-02 12:58:15 -05:00
Gabe Black
2d08b8de91 ARM: Implement the version of VMRS that writes to the APSR. 2010-06-02 12:58:15 -05:00
Gabe Black
57c4d37c10 ARM: Ignore reads and writes to DCIMVAC. 2010-06-02 12:58:15 -05:00
Gabe Black
fd37095fa6 ARM: Make MPIDR return 0 and ignore writes. 2010-06-02 12:58:15 -05:00
Gabe Black
49b7088b91 ARM: Implement the VCMPE instruction. 2010-06-02 12:58:15 -05:00
Gabe Black
23ba9c7b96 ARM: Fix vcvtr so that it uses the rounding mode in the FPSCR. 2010-06-02 12:58:15 -05:00
Gabe Black
1fda944716 ARM: Fix saturation of VCVT from fp to integer. 2010-06-02 12:58:15 -05:00
Gabe Black
347ab6c704 ARM: Compensate for ARM's underflow coming from -before- rounding, but x86's after. 2010-06-02 12:58:15 -05:00
Gabe Black
fd82a47b96 ARM: Implement flush to zero for destinations as well. 2010-06-02 12:58:15 -05:00
Gabe Black
186273e5f3 ARM: Fix up nans to match ARM's expected behavior. 2010-06-02 12:58:15 -05:00
Gabe Black
98e2315f1c ARM: Set the value of the MVFR0 and MVFR1 registers. 2010-06-02 12:58:15 -05:00
Gabe Black
8466999aef ARM: Implement flush to zero mode for VFP, and clean up some corner cases. 2010-06-02 12:58:15 -05:00
Gabe Black
efbceff96a ARM: Add barriers that make sure FP operations happen where they're supposed to. 2010-06-02 12:58:15 -05:00
Gabe Black
1b3b75ee68 ARM: Implement the version of VCVT float to int that rounds towards zero. 2010-06-02 12:58:15 -05:00
Gabe Black
aa05e5401c ARM: Implement the floating/fixed point VCVT instructions. 2010-06-02 12:58:15 -05:00
Gabe Black
86a1093992 ARM: Add code to extract and record VFP exceptions. 2010-06-02 12:58:14 -05:00
Gabe Black
e478df35f5 ARM: Implement the VFP version of VCMP. 2010-06-02 12:58:14 -05:00
Gabe Black
c1f7bf7f0e ARM: Add support for VFP vector mode. 2010-06-02 12:58:14 -05:00
Gabe Black
f245f4937b ARM: Introduce new VFP base classes that are optionally microops. 2010-06-02 12:58:14 -05:00
Gabe Black
41012d2418 ARM: Implement VCVT between double and single width FP. 2010-06-02 12:58:14 -05:00
Gabe Black
a430f749ce ARM: Implement vcvt between int and fp. Ignore rounding. 2010-06-02 12:58:14 -05:00
Gabe Black
a9d1de4769 ARM: Consolidate the VFP register index computation code. 2010-06-02 12:58:14 -05:00
Gabe Black
80fa3a7ccf ARM: Implement the VFP negated multiplies. 2010-06-02 12:58:14 -05:00
Gabe Black
3111a62169 ARM: Implement the VFP versions of VMLA and VMLS. 2010-06-02 12:58:14 -05:00
Gabe Black
90d70a22cb ARM: Implement the VFP version of vdiv and vsqrt. 2010-06-02 12:58:14 -05:00
Gabe Black
cc665240a4 ARM: Implement the VFP version of vsub. 2010-06-02 12:58:14 -05:00
Gabe Black
44759669aa ARM: Implement the VFP version of vadd. 2010-06-02 12:58:14 -05:00
Gabe Black
9e32ff3491 ARM: Implement the VFP version of vabs. 2010-06-02 12:58:14 -05:00
Gabe Black
cd0a6a1303 ARM: Implement the VFP version of vneg. 2010-06-02 12:58:14 -05:00
Gabe Black
65f5204325 ARM: Implement the VFP version of vmul. 2010-06-02 12:58:14 -05:00
Gabe Black
19e05d7e8d ARM: Move the VFP data operation decode into a function. 2010-06-02 12:58:14 -05:00
Gabe Black
527b735cfc ARM: Implement and update the DFSR and IFSR registers on faults. 2010-06-02 12:58:14 -05:00
Gabe Black
4491170df6 ARM: Make integer division by zero return a fault. 2010-06-02 12:58:13 -05:00
Gabe Black
cd86e34187 ARM: Add in some missing SCTLR fields. 2010-06-02 12:58:13 -05:00
Gabe Black
c5a8a1d673 ARM: Decode ARM unconditional MRC and MCR instructions. 2010-06-02 12:58:13 -05:00
Gabe Black
98fe7b0fbe ARM: Move the CP15 decode block into a function. 2010-06-02 12:58:13 -05:00
Gabe Black
5d9191a428 ARM: Decode the unconditional version of ARM fp instructions. 2010-06-02 12:58:13 -05:00
Gabe Black
81b7c3d264 ARM: Move the FP decode blocks into functions. 2010-06-02 12:58:13 -05:00
Gabe Black
e21f93702a ARM: Warn/ignore when TLB maintenance operations are performed. 2010-06-02 12:58:13 -05:00
Gabe Black
eac239b4d6 ARM: Handle accesses to TLBTR. 2010-06-02 12:58:13 -05:00
Gabe Black
9fb573d91e ARM: Handle accesses to the DACR. 2010-06-02 12:58:13 -05:00
Gabe Black
951b7edaba ARM: Handle accesses to TTBR0 and TTBR1. 2010-06-02 12:58:13 -05:00
Gabe Black
b5cfa9361b ARM: Convert the CP15 registers from MPU to MMU. 2010-06-02 12:58:13 -05:00
Ali Saidi
556ea0ee57 ARM: Add some support for wfi/wfe/yield/etc 2010-06-02 12:58:13 -05:00
Ali Saidi
5e6d28996a ARM: Move PC mode bits around so they can be used for exectrace 2010-06-02 12:58:13 -05:00
Ali Saidi
aec73ba6af ARM: Add a traceflag to print cpsr 2010-06-02 12:58:13 -05:00
Ali Saidi
65a5177b53 ARM: Undef instruction on invalid user CP15 access 2010-06-02 12:58:13 -05:00
Gabe Black
2e4ddbd234 ARM: Decode the VSTR instruction. 2010-06-02 12:58:12 -05:00