Commit graph

573 commits

Author SHA1 Message Date
MerryMage
70ff2d73b5 A64: Implement UADDLP 2020-04-22 20:46:19 +01:00
MerryMage
5563bbbd79 A64: Implement EXT 2020-04-22 20:46:19 +01:00
MerryMage
304cc7f61e emit_x64_floating_point: SSE4.1 implementation for FP{Double,Single}ToFixed{S,U}{32,64} 2020-04-22 20:46:19 +01:00
MerryMage
caaf36dfd6 IR: Initial implementation of FP{Double,Single}ToFixed{S,U}{32,64}
This implementation just falls-back to the software floating point implementation.
2020-04-22 20:46:19 +01:00
MerryMage
760cc3ca89 EmitContext: Expose FPCR 2020-04-22 20:46:19 +01:00
MerryMage
3cb98e1560 fp: Move fp_util to fp/util 2020-04-22 20:46:19 +01:00
Lioncash
4aa4885ba7 ir: Add opcodes for vector conversion of u32/u64 to floating-point 2020-04-22 20:46:19 +01:00
Lioncash
7a84b6e8d8 ir: Add opcodes for converting S64 and U64 to single-precision floating-point values 2020-04-22 20:46:19 +01:00
Lioncash
066061fa50 constant_pool: Remove unnecessary std::memset from constructor
AllocateFromCodeSpace() already zeroes out the allocated memory.
2020-04-22 20:46:19 +01:00
Lioncash
35026a6ce3 emit_x64_vector: Vectorize fallback path for EmitVectorMaxU32() 2020-04-22 20:46:19 +01:00
MerryMage
0b97e9bd8d emit_x64_floating_point: Fix EmitFPU64ToDouble for TowardsMinusInfinity rounding mode 2020-04-22 20:46:18 +01:00
MerryMage
a2eb9a02e0 backend_x86: Add FPSCR_RMode to EmitContext 2020-04-22 20:46:18 +01:00
MerryMage
d875c08ebf fp: Extract common RoundingMode enum 2020-04-22 20:46:18 +01:00
Lioncash
7252293184 emit_x64_floating_point: Correct use of UseGpr() in EmitFPU32ToDouble() and EmitFPU32ToSingle()
In the non-AVX512 path, the following code is present:

code.mov(from.cvt32(), from.cvt32());

since this potentially modifies 'from', we should be using
UseScratchGpr() instead.
2020-04-22 20:46:18 +01:00
Lioncash
fbd7623fe5 emit_x64_floating_point: Add AVX512F conversion operations to EmitFPU32ToSingle() and EmitFPU32ToDouble()
AVX-512F provides convenient instructions for these kinds of conversions
directly
2020-04-22 20:46:18 +01:00
Lioncash
3a41465eaf ir: Add opcodes for converting S64 and U64 to double-precision values 2020-04-22 20:46:18 +01:00
MerryMage
436ca80bcd Merge branch 'global_monitor' 2020-04-22 20:46:18 +01:00
MerryMage
821cff1227 A64: Add ClearExclusiveState method 2020-04-22 20:46:18 +01:00
Lioncash
81e572c78c ir: Extend FPVectorAbs opcode to also handle 16-bit elements for FP16 2020-04-22 20:46:18 +01:00
MerryMage
2a8de5f733 a64_emit_x64: Clear exclusive state in EmitA64CallSupervisor
The kernel would have to execute an ERET instruction to return to
userland; this clears exclusive state.
2020-04-22 20:46:18 +01:00
MerryMage
57f7c7e1b0 Implement global exclusive monitor 2020-04-22 20:46:18 +01:00
MerryMage
85234338d3 a64_emit_x64: Simplify EmitExclusiveWrite 2020-04-22 20:46:18 +01:00
Lioncash
fc731dddae ir: Add opcodes for performing vector absolute floating-point values
This will be usable for implementing FACGE and FACGT
2020-04-22 20:46:18 +01:00
Lioncash
0bee648b4f emit_x64_vector: Deduplicate a bit of code in EmitVectorSetElement{8, 32, 64} functions
Given both branches are the same, we can hoist out the common code.
2020-04-22 20:46:18 +01:00
Lioncash
b6e223fc58 emit_x64_vector: Deduplicate a bit of code within EmitVectorGetElement8()
Given both branches use the same destination register size, we can hoist
the common code out.
2020-04-22 20:46:18 +01:00
Lioncash
5ce187a54e ir: Add opcodes for floating-point vector equalities 2020-04-22 20:46:18 +01:00
Lioncash
cf188448d4 emit_x64_vector: Vectorize fallback case in EmitVectorMultiply64()
Gets rid of the need to perform a fallback.
2020-04-22 20:46:18 +01:00
Lioncash
954deff2d4 emit_x64_vector: Add break to final case in EmitVectorRoundingHalvingAddUnsigned()
This doesn't alter behavior but does make the code better if anything
else is ever added to this function in the future.
2020-04-22 20:46:18 +01:00
Lioncash
bc718c5b28 ir: Add opcodes for performing rounding halving adds 2020-04-22 20:46:18 +01:00
Lioncash
054549da35 emit_x64_vector: Simplify AVX-512 codepath in EmitVectorMultiply64
I realized I introduced a helper for simple AVX operation emitting, so
use that instead of writing it all out long-form.
2020-04-22 20:46:18 +01:00
Lioncash
8a4f8aed06 ir: Add opcode for performing FP vector absolute differences 2020-04-22 20:46:18 +01:00
MerryMage
8c90fcf58e IR: Implement FPMulAdd 2020-04-22 20:46:18 +01:00
Lioncash
c695da1cf3 ir: Add opcode for floating-point GE and GT comparisons
The rest of the comparisons can be implemented in terms of these two
2020-04-22 20:46:18 +01:00
Lioncash
6de5ed96e5 emit_x64_vector: Emit VPMULLQ in EmitVectorMultiply64 on AVX-512{DQ, VL} capable CPUs
Shortens code-gen down to a single instruction in the 64-bit path.
2020-04-22 20:46:18 +01:00
Lioncash
1e10017f4b ir: Add opcodes for signed absolute differences 2020-04-22 20:46:17 +01:00
Lioncash
3f6c529da2 ir: Add opcode to perform the vector conversion S64->F64
Unfortunately x86 prior to AVX-512 doesn't really give us any convenient instruction to do the work for us
2020-04-22 20:46:17 +01:00
Lioncash
44a5f8095a ir: Add opcodes for performing vector halving subtracts 2020-04-22 20:46:17 +01:00
Lioncash
b312d28295 ir: Add an opcode for doing an SM4 lookup table query 2020-04-22 20:46:17 +01:00
Lioncash
27a6d5f6ce emit_x64_vector: Use VPOPCNTB in EmitVectorPopulationCount() if AVX-512 BITALG is available 2020-04-22 20:46:17 +01:00
Lioncash
089096948a ir: Add opcodes for performing halving adds 2020-04-22 20:46:17 +01:00
Lioncash
3d00dd63b4 emit_x64_vector: Emit VPMINSQ and VPMINUQ for 64-bit vector min operations if AVX-512VL is available 2020-04-22 20:46:17 +01:00
Lioncash
b97b71b8aa emit_x64_vector: Emit VPMAXSQ and VPMAXUQ for 64-bit vector max operations if AVX-512VL is available 2020-04-22 20:46:17 +01:00
Lioncash
033e400df0 emit_x64_vector_floating_point: Deduplicate accurate NaN handling code
Allows the code to both be used from the 32 bit and 64 bit operations without duplicating code.
2020-04-22 20:46:17 +01:00
Lioncash
0f067b7330 emit_x64_vector: Emit VPABSQ in EmitVectorAbs() for the 64-bit case if AVX-512VL is available 2020-04-22 20:46:17 +01:00
Lioncash
d4ee878cbd emit_x64_vector: Use VPSRAQ in EmitVectorArithmeticShiftRight64() if AVX-512VL is available 2020-04-22 20:46:17 +01:00
Lioncash
51e4f1d9db emit_x64_vector: Vectorize fallback path of EmitVectorMaxS32() 2020-04-22 20:46:17 +01:00
Lioncash
c692ccdd6d emit_x64_vector: Vectorize fallback path of EmitVectorMaxS8() 2020-04-22 20:46:17 +01:00
Lioncash
b194313d8c emit_x64_vector: Vectorize fallback path in EmitVectorMinU32() 2020-04-22 20:46:17 +01:00
Lioncash
7ceda6d919 emit_x64_vector: Vectorize fallback path in EmitVectorMinU16() 2020-04-22 20:46:17 +01:00
Lioncash
cda85a1da0 emit_x64_vector: Vectorize fallback path in EmitVectorMinS32() 2020-04-22 20:46:17 +01:00
Lioncash
6e08eed210 emit_x64_vector: Vectorize fallback path in EmitVectorMinS8() 2020-04-22 20:46:17 +01:00
Lioncash
0fb6dce689 emit_x64_vector: Remove unnecessary if constexpr expression in LogicalVShift
This can simply be merged with the previous one.
2020-04-22 20:46:17 +01:00
Lioncash
5b71b1337b emit_x64_vector: Avoid left shift of negative value in LogicalVShift
Now that we handle the signed variants, we also have to be careful about left shifts with negative values,
as this is considered undefined behavior.
2020-04-22 20:46:17 +01:00
Lioncash
9954d28868 a64_jitstate: Zero SP and PC on construction of A64JitState
Given we zero out/reset everything else in the struct, do the same for these members to keep initialization consistent
2020-04-22 20:46:17 +01:00
Lioncash
4efbd40ea4 backend_x64/callback: Default virtual destructor in the cpp file
Prevents the vtable being generated in each translation unit that includes the header (and silences -Wweak-vtables warnings)
2020-04-22 20:46:17 +01:00
Lioncash
edd0b5c8c7 a32_interface/a64_interface: Change reinterpret_casts to static_casts in GetCurrentBlock thunks
It's well-defined to static_cast a void* to its proper type.
2020-04-22 20:46:17 +01:00
Lioncash
21974ee57e backend_x64/ir: Amend generic LogicalVShift() template to also handle signed variants
Also adds IR opcodes to dispatch said variants
2020-04-22 20:46:17 +01:00
Lioncash
9fc89f0a0e emit_x64_vector_floating_point: Use arrays for retrieving size instead of hardcoding the size
Similar changes were done in emit_x64_vector, but these were missed.
2020-04-22 20:46:17 +01:00
Lioncash
af28e89a13 emit_x64_vector: Vectorize fallback path in EmitVectorMaxU16() 2020-04-22 20:46:17 +01:00
Lioncash
0d20423ad5 emit_x64_vector: Vectorize non-SSE4.1 fallback path for VectorMultiply32() 2020-04-22 20:46:17 +01:00
Lioncash
d70ee7c0d1 emit_x64_vector: Use VBPROADCAST where applicable and available
Uses the instruction that does what it says in its name if available. Allows avoiding the use
of a scratch register in EmitVectorBroadcast8() and EmitVectorBroadcastLower8()'s SSSE3 path.
2020-04-22 20:46:17 +01:00
Lioncash
26d77c6f09 ir: Add opcodes for performing vector deinterleaving 2020-04-22 20:46:17 +01:00
Lioncash
87ca63699f emit_x64_vector: Emit PMAXUD in EmitVectorMaxU32 on SSE4.1-capable CPUs 2020-04-22 20:46:17 +01:00
Lioncash
f17702f608 emit_x64_vector: Emit PMINUD in EmitVectorMinU32 on SSE4.1-capable CPUs 2020-04-22 20:46:17 +01:00
Lioncash
596a8dd1dd emit_x64_vector: Emit PMINSD in EmitVectorMinS32 on SSE4.1-capable CPUs
Provides a better alternative to a fallback operation.
2020-04-22 20:46:17 +01:00
Lioncash
75fd4eaaaa emit_x64_vector: Get rid of some magic numbers in loop bounds 2020-04-22 20:46:17 +01:00
Lioncash
7b80ac25eb emit_x64_vector: Generify variable shift functions 2020-04-22 20:46:17 +01:00
Lioncash
38fa984b53 IR: Add opcode for packed word->f32 conversions 2020-04-22 20:46:16 +01:00
Lioncash
64b1f2d468 ir: Add opcode for reversing bits in a vector 2020-04-22 20:46:15 +01:00
Lioncash
e33dcce14a ir: Add opcodes for performing vector absolute values 2020-04-22 20:46:15 +01:00
MerryMage
3472f371df IR: Implement VectorExtract, VectorExtractLower IR instructions 2020-04-22 20:46:15 +01:00
MerryMage
5c47f03888 A64: Implement FMUL (vector) 2020-04-22 20:46:15 +01:00
Lioncash
ad5cf584ce ir: Add opcodes for performing vector unsigned absolute differences 2020-04-22 20:46:15 +01:00
Lioncash
701f43d61e IR: Add opcodes for interleaving upper-order bytes/halfwords/words/doublewords
I should have added this when I introduced the functions for interleaving
low-order equivalents for consistency in the interface.
2020-04-22 20:46:15 +01:00
Lioncash
3985f7bf84 emit_x64_data_processing: Deduplicate some code in zero-extension functions
EmitZeroExtendByteToLong() can be implemented in terms of EmitZeroExtendByteToWord() and
EmitZeroExtendHalfToLong() can be implemented in terms of EmitZeroExtendHalfToWord().
2020-04-22 20:46:15 +01:00
MerryMage
e7b60189b3 abi: Missing includes' 2020-04-22 20:46:15 +01:00
MerryMage
cdc5c3ad95 emit_x64_floating_point: Near jump instead of short jump in FPMinNumberic{32,64} 2020-04-22 20:46:15 +01:00
MerryMage
df4ee0f51e emit_X64_floating_point: Near jmp to end instead of short jmp
Jump destination can be further than what can be reached in a short
jump under some FPCR options.
2020-04-22 20:46:15 +01:00
Lioncash
b8d5765f9b emit_x64_vector: Fix typo in VectorShuffleImpl
This is supposed to be pshufd, not pshufw (which only allows a 64-bit operand)
2020-04-22 20:46:15 +01:00
Lioncash
6b0010c940 ir: Add IR opcodes for emitting vector shuffles
This uses the ARM terminology for sizes (Halfword -> 2 bytes, Word -> 4 bytes)
as opposed to the x86 terminology of (Word -> 2 bytes, Double word -> 4 bytes)
2020-04-22 20:46:15 +01:00
Lioncash
eb2d28d2b1 emit_x64_vector_floating_point: Fix out of bounds array access in EmitVectorOperation64 2020-04-22 20:46:15 +01:00
MerryMage
49cc6d7fad A64: Implement FDIV (vector) 2020-04-22 20:46:15 +01:00
MerryMage
c832cec96d Correct FPSR and FPCR 2020-04-22 20:46:15 +01:00
MerryMage
147284427b A64: Implement USHL 2020-04-22 20:46:15 +01:00
MerryMage
e4697b1676 A64: Implement system register TPIDR_EL0 2020-04-22 20:46:15 +01:00
MerryMage
e3da92024e A64: Implement system registers FPCR and FPSR 2020-04-22 20:46:15 +01:00
MerryMage
9e4e4e9c1d A64: Implement system register CNTPCT_EL0 2020-04-22 20:46:15 +01:00
MerryMage
1e15283d00 A64: Implement system register CTR_EL0 2020-04-22 20:46:15 +01:00
MerryMage
710d09471b IR: Add IR instruction ZeroVector 2020-04-22 20:46:15 +01:00
MerryMage
2721bb5ace emit_x64_floating_point: Add maybe_unused to preprocess parameter 2020-04-22 20:46:15 +01:00
MerryMage
0575e7421b A64: Implement FMINNM (scalar) 2020-04-22 20:46:15 +01:00
MerryMage
1c9804ea07 A64: Implement FMAXNM (scalar) 2020-04-22 20:46:15 +01:00
MerryMage
1dfce0894d constant_pool: Add frame parameter 2020-04-22 20:46:14 +01:00
MerryMage
84f1c9b7f4 reg_alloc: Only exchange GPRs 2020-04-22 20:46:14 +01:00
MerryMage
6541ec064d emit_x64_floating_point: Correct FP{Max,Min}{32,64} implementations for -0/+0 2020-04-22 20:46:14 +01:00
MerryMage
7c193485e1 a64/config: Allow NaN emulation accuracy to be set 2020-04-22 20:46:14 +01:00
MerryMage
a3df46a75a a64_emit_x64: Add conf to A64EmitContext 2020-04-22 20:46:14 +01:00
MerryMage
07520f32c3 backend_x64: Accurately handle NaNs 2020-04-22 20:46:14 +01:00
MerryMage
e97581d063 fuzz_with_unicorn: Print AArch64 disassembly 2020-04-22 20:46:14 +01:00
MerryMage
47c0ad0fc8 IR: Implement Vector{Max,Min}{Signed,Unsigned} 2020-04-22 20:46:14 +01:00