| // Copyright 2016, VIXL authors |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // * Redistributions of source code must retain the above copyright notice, |
| // this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // * Neither the name of ARM Limited nor the names of its contributors may be |
| // used to endorse or promote products derived from this software without |
| // specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND |
| // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| |
| // ----------------------------------------------------------------------------- |
| // This file is auto generated from the |
| // test/aarch32/config/template-simulator-aarch32.cc.in template file using |
| // tools/generate_tests.py. |
| // |
| // PLEASE DO NOT EDIT. |
| // ----------------------------------------------------------------------------- |
| |
| |
| #include "test-runner.h" |
| |
| #include "test-utils.h" |
| #include "test-utils-aarch32.h" |
| |
| #include "aarch32/assembler-aarch32.h" |
| #include "aarch32/disasm-aarch32.h" |
| #include "aarch32/macro-assembler-aarch32.h" |
| |
| #define __ masm. |
| #define BUF_SIZE (4096) |
| |
| #ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 |
| // Run tests with the simulator. |
| |
| #define SETUP() MacroAssembler masm(BUF_SIZE) |
| |
| #define START() masm.GetBuffer()->Reset() |
| |
| #define END() \ |
| __ Hlt(0); \ |
| __ FinalizeCode(); |
| |
| // TODO: Run the tests in the simulator. |
| #define RUN() |
| |
| #else // ifdef VIXL_INCLUDE_SIMULATOR_AARCH32. |
| |
| #define SETUP() \ |
| MacroAssembler masm(BUF_SIZE); \ |
| UseScratchRegisterScope harness_scratch; |
| |
| #define START() \ |
| harness_scratch.Open(&masm); \ |
| harness_scratch.ExcludeAll(); \ |
| masm.GetBuffer()->Reset(); \ |
| __ Push(r4); \ |
| __ Push(r5); \ |
| __ Push(r6); \ |
| __ Push(r7); \ |
| __ Push(r8); \ |
| __ Push(r9); \ |
| __ Push(r10); \ |
| __ Push(r11); \ |
| __ Push(lr); \ |
| harness_scratch.Include(ip); |
| |
| #define END() \ |
| harness_scratch.Exclude(ip); \ |
| __ Pop(lr); \ |
| __ Pop(r11); \ |
| __ Pop(r10); \ |
| __ Pop(r9); \ |
| __ Pop(r8); \ |
| __ Pop(r7); \ |
| __ Pop(r6); \ |
| __ Pop(r5); \ |
| __ Pop(r4); \ |
| __ Bx(lr); \ |
| __ FinalizeCode(); \ |
| harness_scratch.Close(); |
| |
| #define RUN() \ |
| { \ |
| int pcs_offset = masm.IsUsingT32() ? 1 : 0; \ |
| masm.GetBuffer()->SetExecutable(); \ |
| ExecuteMemory(masm.GetBuffer()->GetStartAddress<byte*>(), \ |
| masm.GetSizeOfCodeGenerated(), \ |
| pcs_offset); \ |
| masm.GetBuffer()->SetWritable(); \ |
| } |
| |
| #endif // ifdef VIXL_INCLUDE_SIMULATOR_AARCH32 |
| |
| namespace vixl { |
| namespace aarch32 { |
| |
| // List of instruction encodings: |
| #define FOREACH_INSTRUCTION(M) \ |
| M(Sadd16) \ |
| M(Sadd8) \ |
| M(Sasx) \ |
| M(Ssax) \ |
| M(Ssub16) \ |
| M(Ssub8) \ |
| M(Uadd16) \ |
| M(Uadd8) \ |
| M(Uasx) \ |
| M(Usax) \ |
| M(Usub16) \ |
| M(Usub8) |
| |
| |
| // The following definitions are defined again in each generated test, therefore |
| // we need to place them in an anomymous namespace. It expresses that they are |
| // local to this file only, and the compiler is not allowed to share these types |
| // across test files during template instantiation. Specifically, `Operands` and |
| // `Inputs` have various layouts across generated tests so they absolutely |
| // cannot be shared. |
| |
| #ifdef VIXL_INCLUDE_TARGET_T32 |
| namespace { |
| |
| // Values to be passed to the assembler to produce the instruction under test. |
| struct Operands { |
| Condition cond; |
| Register rd; |
| Register rn; |
| Register rm; |
| }; |
| |
| // Input data to feed to the instruction. |
| struct Inputs { |
| uint32_t apsr; |
| uint32_t qbit; |
| uint32_t ge; |
| uint32_t rd; |
| uint32_t rn; |
| uint32_t rm; |
| }; |
| |
| // This structure contains all input data needed to test one specific encoding. |
| // It used to generate a loop over an instruction. |
| struct TestLoopData { |
| // The `operands` fields represents the values to pass to the assembler to |
| // produce the instruction. |
| Operands operands; |
| // Description of the operands, used for error reporting. |
| const char* operands_description; |
| // Unique identifier, used for generating traces. |
| const char* identifier; |
| // Array of values to be fed to the instruction. |
| size_t input_size; |
| const Inputs* inputs; |
| }; |
| |
| static const Inputs kGE[] = |
| {{NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffe, 0x00007fff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000001, 0xffffff83}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff80, 0x00007ffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8002, 0xffffffe0}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffff, 0xffff8003}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0x0000007f}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8001, 0x33333333}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007f, 0x00007fff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x33333333, 0x0000007d}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000001, 0xffffff80}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007e, 0x00000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007e, 0xffff8003}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007f, 0xffff8003}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000000, 0x00007ffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007d, 0xcccccccc}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0xffffffff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xcccccccc, 0xcccccccc}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffff, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffe0, 0xffff8002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff81, 0x00000002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8000, 0x7ffffffe}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000000, 0xfffffffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff82, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007f, 0x00007ffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7fffffff, 0x00000020}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xfffffffe, 0x0000007e}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000001, 0x00000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000000, 0x0000007f}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xfffffffe, 0xffff8002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8001, 0x55555555}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8003, 0x00000002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000001, 0xffffffe0}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff80, 0x00000002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7ffffffd, 0x0000007e}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000001, 0xffff8001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff81, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff80, 0xfffffffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xcccccccc, 0xffff8000}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff82, 0x7ffffffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xfffffffd, 0x7fffffff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x33333333, 0x80000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7ffffffe, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffe0, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8001, 0x00000001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007d, 0xffff8003}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x80000000, 0xffffffff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffe, 0x00000002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8002, 0x00000020}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x7fffffff, 0xffff8000}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8001, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffe, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffff, 0xcccccccc}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x33333333, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8000, 0xffff8002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0x00007ffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007d, 0xffff8002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffe0, 0x00007ffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000001, 0x7ffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0xffff8002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0x00000002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007fff, 0x0000007f}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffe0, 0x7ffffffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xfffffffd, 0xfffffffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007d, 0x0000007e}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007f, 0x80000001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8003, 0x0000007f}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xaaaaaaaa, 0xffffff82}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff83, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff82, 0xffffff81}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x55555555, 0x00000020}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8001, 0x80000000}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000001, 0x80000000}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffff, 0x0000007f}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8000, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xfffffffd, 0x7ffffffe}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffff, 0x7fffffff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7ffffffd, 0x80000000}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffff, 0xffffff80}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffd, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffe0, 0xffff8001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000000, 0xffff8000}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0xffffff83}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x80000000, 0x00000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffe, 0x7fffffff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000002, 0x00007fff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007fff, 0x00007fff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffe, 0x00000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8001, 0x7ffffffe}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000001, 0x80000001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0x55555555}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff83, 0xfffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000001, 0x00007ffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x33333333, 0x0000007f}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xcccccccc, 0x55555555}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007ffe, 0x00007fff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000002, 0xffffff82}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffff, 0x0000007f}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff80, 0xffffff81}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff82, 0xffffff80}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007f, 0xffffff82}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007f, 0x00007ffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000001, 0xffff8003}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007f, 0x0000007f}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffe0, 0x00000020}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000001, 0x00000002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xfffffffe, 0xfffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7fffffff, 0x7ffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7fffffff, 0x33333333}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000000, 0x00007ffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007ffe, 0xfffffffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007d, 0x7fffffff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8002, 0x00000001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff80, 0xffffff80}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff80, 0x0000007d}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x80000000, 0xffffff81}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007ffd, 0x0000007e}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007e, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8002, 0xffffff83}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff83, 0xffffffff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xcccccccc, 0xcccccccc}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007ffd, 0x00000002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8002, 0x7ffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007d, 0xcccccccc}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000000, 0x00000000}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00007ffd, 0x00000002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffff, 0x00000020}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007f, 0xffff8002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0xffffff83}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0x80000001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x55555555, 0xffffffff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffe0, 0x00000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7ffffffe, 0x00000001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007d, 0x80000000}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x80000001, 0x0000007d}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007f, 0xffffff83}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8003, 0xffffff81}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x7fffffff, 0xffff8003}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0x0000007d}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xfffffffe, 0xffff8001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff81, 0x7fffffff}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007f, 0xffff8002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007ffd, 0xffffff80}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffe0, 0x7ffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8000, 0x7ffffffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8003, 0xfffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff82, 0xffff8002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007e, 0x33333333}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8001, 0x00000000}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8001, 0x7ffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xcccccccc, 0xffff8003}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xfffffffd, 0xffff8000}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007d, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000020, 0xffff8003}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7ffffffe, 0xffff8001}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xfffffffe, 0x55555555}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x80000001, 0xffffff83}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000000, 0xfffffffe}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8003, 0x0000007f}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8002, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8003, 0x00007ffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8000, 0x00007ffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff81, 0xffffff81}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffff8000, 0x00007ffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007ffe, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffffff, 0xfffffffe}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000000, 0x7ffffffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0x00000020}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffff8001, 0x00007ffd}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff80, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffff81, 0xffffff80}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000002, 0x00000000}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007f, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00007fff, 0x0000007e}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000000, 0x80000000}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007d, 0x00007fff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x80000000, 0xffffff83}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007f, 0x0000007d}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x33333333, 0x0000007d}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xfffffffd, 0x80000001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007e, 0xffffff81}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007d, 0xffffff81}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007e, 0xfffffffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x80000000, 0x7ffffffd}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x7ffffffe, 0xffffff81}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007e, 0xffff8002}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x00000000, 0xffffff81}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0xffffffff, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007e, 0xffffff80}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x7ffffffd, 0xaaaaaaaa}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x7fffffff, 0x0000007d}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x00000001, 0x00000002}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff82, 0x33333333}, |
| {NoFlag, NoFlag, GE0123Flag, 0xabababab, 0x0000007e, 0xffffffff}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff83, 0x00007ffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x7ffffffd, 0xfffffffe}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xffffff83, 0xffff8001}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x7ffffffd, 0x33333333}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0xcccccccc, 0xffff8003}, |
| {NoFlag, NoFlag, NoFlag, 0xabababab, 0x0000007d, 0x0000007d}}; |
| |
| |
| // A loop will be generated for each element of this array. |
| const TestLoopData kTests[] = {{{al, r12, r0, r10}, |
| "al r12 r0 r10", |
| "GE_al_r12_r0_r10", |
| ARRAY_SIZE(kGE), |
| kGE}}; |
| |
| // We record all inputs to the instructions as outputs. This way, we also check |
| // that what shouldn't change didn't change. |
| struct TestResult { |
| size_t output_size; |
| const Inputs* outputs; |
| }; |
| |
| // These headers each contain an array of `TestResult` with the reference output |
| // values. The reference arrays are names `kReference{mnemonic}`. |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-sadd16-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-sadd8-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-sasx-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-ssax-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-ssub16-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-ssub8-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-uadd16-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-uadd8-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-uasx-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-usax-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-usub16-t32.h" |
| #include "aarch32/traces/simulator-cond-rd-rn-rm-ge-usub8-t32.h" |
| |
| |
| // The maximum number of errors to report in detail for each test. |
| const unsigned kErrorReportLimit = 8; |
| |
| typedef void (MacroAssembler::*Fn)(Condition cond, |
| Register rd, |
| Register rn, |
| Register rm); |
| |
| void TestHelper(Fn instruction, |
| const char* mnemonic, |
| const TestResult reference[]) { |
| SETUP(); |
| masm.UseT32(); |
| START(); |
| |
| // Data to compare to `reference`. |
| TestResult* results[ARRAY_SIZE(kTests)]; |
| |
| // Test cases for memory bound instructions may allocate a buffer and save its |
| // address in this array. |
| byte* scratch_memory_buffers[ARRAY_SIZE(kTests)]; |
| |
| // Generate a loop for each element in `kTests`. Each loop tests one specific |
| // instruction. |
| for (unsigned i = 0; i < ARRAY_SIZE(kTests); i++) { |
| // Allocate results on the heap for this test. |
| results[i] = new TestResult; |
| results[i]->outputs = new Inputs[kTests[i].input_size]; |
| results[i]->output_size = kTests[i].input_size; |
| |
| size_t input_stride = sizeof(kTests[i].inputs[0]) * kTests[i].input_size; |
| VIXL_ASSERT(IsUint32(input_stride)); |
| |
| scratch_memory_buffers[i] = NULL; |
| |
| Label loop; |
| UseScratchRegisterScope scratch_registers(&masm); |
| // Include all registers from r0 ro r12. |
| scratch_registers.Include(RegisterList(0x1fff)); |
| |
| // Values to pass to the macro-assembler. |
| Condition cond = kTests[i].operands.cond; |
| Register rd = kTests[i].operands.rd; |
| Register rn = kTests[i].operands.rn; |
| Register rm = kTests[i].operands.rm; |
| scratch_registers.Exclude(rd); |
| scratch_registers.Exclude(rn); |
| scratch_registers.Exclude(rm); |
| |
| // Allocate reserved registers for our own use. |
| Register input_ptr = scratch_registers.Acquire(); |
| Register input_end = scratch_registers.Acquire(); |
| Register result_ptr = scratch_registers.Acquire(); |
| |
| // Initialize `input_ptr` to the first element and `input_end` the address |
| // after the array. |
| __ Mov(input_ptr, Operand::From(kTests[i].inputs)); |
| __ Add(input_end, input_ptr, static_cast<uint32_t>(input_stride)); |
| __ Mov(result_ptr, Operand::From(results[i]->outputs)); |
| __ Bind(&loop); |
| |
| { |
| UseScratchRegisterScope temp_registers(&masm); |
| Register nzcv_bits = temp_registers.Acquire(); |
| Register saved_q_bit = temp_registers.Acquire(); |
| // Save the `Q` bit flag. |
| __ Mrs(saved_q_bit, APSR); |
| __ And(saved_q_bit, saved_q_bit, QFlag); |
| // Set the `NZCV` and `Q` flags together. |
| __ Ldr(nzcv_bits, MemOperand(input_ptr, offsetof(Inputs, apsr))); |
| __ Orr(nzcv_bits, nzcv_bits, saved_q_bit); |
| __ Msr(APSR_nzcvq, nzcv_bits); |
| } |
| { |
| UseScratchRegisterScope temp_registers(&masm); |
| Register q_bit = temp_registers.Acquire(); |
| Register saved_nzcv_bits = temp_registers.Acquire(); |
| // Save the `NZCV` flags. |
| __ Mrs(saved_nzcv_bits, APSR); |
| __ And(saved_nzcv_bits, saved_nzcv_bits, NZCVFlag); |
| // Set the `NZCV` and `Q` flags together. |
| __ Ldr(q_bit, MemOperand(input_ptr, offsetof(Inputs, qbit))); |
| __ Orr(q_bit, q_bit, saved_nzcv_bits); |
| __ Msr(APSR_nzcvq, q_bit); |
| } |
| { |
| UseScratchRegisterScope temp_registers(&masm); |
| Register ge_bits = temp_registers.Acquire(); |
| __ Ldr(ge_bits, MemOperand(input_ptr, offsetof(Inputs, ge))); |
| __ Msr(APSR_g, ge_bits); |
| } |
| __ Ldr(rd, MemOperand(input_ptr, offsetof(Inputs, rd))); |
| __ Ldr(rn, MemOperand(input_ptr, offsetof(Inputs, rn))); |
| __ Ldr(rm, MemOperand(input_ptr, offsetof(Inputs, rm))); |
| |
| (masm.*instruction)(cond, rd, rn, rm); |
| |
| { |
| UseScratchRegisterScope temp_registers(&masm); |
| Register nzcv_bits = temp_registers.Acquire(); |
| __ Mrs(nzcv_bits, APSR); |
| // Only record the NZCV bits. |
| __ And(nzcv_bits, nzcv_bits, NZCVFlag); |
| __ Str(nzcv_bits, MemOperand(result_ptr, offsetof(Inputs, apsr))); |
| } |
| { |
| UseScratchRegisterScope temp_registers(&masm); |
| Register q_bit = temp_registers.Acquire(); |
| __ Mrs(q_bit, APSR); |
| // Only record the Q bit. |
| __ And(q_bit, q_bit, QFlag); |
| __ Str(q_bit, MemOperand(result_ptr, offsetof(Inputs, qbit))); |
| } |
| { |
| UseScratchRegisterScope temp_registers(&masm); |
| Register ge_bits = temp_registers.Acquire(); |
| __ Mrs(ge_bits, APSR); |
| // Only record the GE bits. |
| __ And(ge_bits, ge_bits, GEFlags); |
| __ Str(ge_bits, MemOperand(result_ptr, offsetof(Inputs, ge))); |
| } |
| __ Str(rd, MemOperand(result_ptr, offsetof(Inputs, rd))); |
| __ Str(rn, MemOperand(result_ptr, offsetof(Inputs, rn))); |
| __ Str(rm, MemOperand(result_ptr, offsetof(Inputs, rm))); |
| |
| // Advance the result pointer. |
| __ Add(result_ptr, result_ptr, Operand::From(sizeof(kTests[i].inputs[0]))); |
| // Loop back until `input_ptr` is lower than `input_base`. |
| __ Add(input_ptr, input_ptr, Operand::From(sizeof(kTests[i].inputs[0]))); |
| __ Cmp(input_ptr, input_end); |
| __ B(ne, &loop); |
| } |
| |
| END(); |
| |
| RUN(); |
| |
| if (Test::generate_test_trace()) { |
| // Print the results. |
| for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { |
| printf("const Inputs kOutputs_%s_%s[] = {\n", |
| mnemonic, |
| kTests[i].identifier); |
| for (size_t j = 0; j < results[i]->output_size; j++) { |
| printf(" { "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].apsr); |
| printf(", "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].qbit); |
| printf(", "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].ge); |
| printf(", "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].rd); |
| printf(", "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].rn); |
| printf(", "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].rm); |
| printf(" },\n"); |
| } |
| printf("};\n"); |
| } |
| printf("const TestResult kReference%s[] = {\n", mnemonic); |
| for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { |
| printf(" {\n"); |
| printf(" ARRAY_SIZE(kOutputs_%s_%s),\n", |
| mnemonic, |
| kTests[i].identifier); |
| printf(" kOutputs_%s_%s,\n", mnemonic, kTests[i].identifier); |
| printf(" },\n"); |
| } |
| printf("};\n"); |
| } else if (kCheckSimulatorTestResults) { |
| // Check the results. |
| unsigned total_error_count = 0; |
| for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { |
| bool instruction_has_errors = false; |
| for (size_t j = 0; j < kTests[i].input_size; j++) { |
| uint32_t apsr = results[i]->outputs[j].apsr; |
| uint32_t qbit = results[i]->outputs[j].qbit; |
| uint32_t ge = results[i]->outputs[j].ge; |
| uint32_t rd = results[i]->outputs[j].rd; |
| uint32_t rn = results[i]->outputs[j].rn; |
| uint32_t rm = results[i]->outputs[j].rm; |
| uint32_t apsr_input = kTests[i].inputs[j].apsr; |
| uint32_t qbit_input = kTests[i].inputs[j].qbit; |
| uint32_t ge_input = kTests[i].inputs[j].ge; |
| uint32_t rd_input = kTests[i].inputs[j].rd; |
| uint32_t rn_input = kTests[i].inputs[j].rn; |
| uint32_t rm_input = kTests[i].inputs[j].rm; |
| uint32_t apsr_ref = reference[i].outputs[j].apsr; |
| uint32_t qbit_ref = reference[i].outputs[j].qbit; |
| uint32_t ge_ref = reference[i].outputs[j].ge; |
| uint32_t rd_ref = reference[i].outputs[j].rd; |
| uint32_t rn_ref = reference[i].outputs[j].rn; |
| uint32_t rm_ref = reference[i].outputs[j].rm; |
| |
| if (((apsr != apsr_ref) || (qbit != qbit_ref) || (ge != ge_ref) || |
| (rd != rd_ref) || (rn != rn_ref) || (rm != rm_ref)) && |
| (++total_error_count <= kErrorReportLimit)) { |
| // Print the instruction once even if it triggered multiple failures. |
| if (!instruction_has_errors) { |
| printf("Error(s) when testing \"%s %s\":\n", |
| mnemonic, |
| kTests[i].operands_description); |
| instruction_has_errors = true; |
| } |
| // Print subsequent errors. |
| printf(" Input: "); |
| printf("0x%08" PRIx32, apsr_input); |
| printf(", "); |
| printf("0x%08" PRIx32, qbit_input); |
| printf(", "); |
| printf("0x%08" PRIx32, ge_input); |
| printf(", "); |
| printf("0x%08" PRIx32, rd_input); |
| printf(", "); |
| printf("0x%08" PRIx32, rn_input); |
| printf(", "); |
| printf("0x%08" PRIx32, rm_input); |
| printf("\n"); |
| printf(" Expected: "); |
| printf("0x%08" PRIx32, apsr_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, qbit_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, ge_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, rd_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, rn_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, rm_ref); |
| printf("\n"); |
| printf(" Found: "); |
| printf("0x%08" PRIx32, apsr); |
| printf(", "); |
| printf("0x%08" PRIx32, qbit); |
| printf(", "); |
| printf("0x%08" PRIx32, ge); |
| printf(", "); |
| printf("0x%08" PRIx32, rd); |
| printf(", "); |
| printf("0x%08" PRIx32, rn); |
| printf(", "); |
| printf("0x%08" PRIx32, rm); |
| printf("\n\n"); |
| } |
| } |
| } |
| |
| if (total_error_count > kErrorReportLimit) { |
| printf("%u other errors follow.\n", |
| total_error_count - kErrorReportLimit); |
| } |
| VIXL_CHECK(total_error_count == 0); |
| } else { |
| VIXL_WARNING("Assembled the code, but did not run anything.\n"); |
| } |
| |
| for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { |
| delete[] results[i]->outputs; |
| delete results[i]; |
| delete[] scratch_memory_buffers[i]; |
| } |
| } |
| |
| // Instantiate tests for each instruction in the list. |
| // TODO: Remove this limitation by having a sandboxing mechanism. |
| #if defined(VIXL_HOST_POINTER_32) |
| #define TEST(mnemonic) \ |
| void Test_##mnemonic() { \ |
| TestHelper(&MacroAssembler::mnemonic, #mnemonic, kReference##mnemonic); \ |
| } \ |
| Test test_##mnemonic("AARCH32_SIMULATOR_COND_RD_RN_RM_GE_" #mnemonic "_T32", \ |
| &Test_##mnemonic); |
| #else |
| #define TEST(mnemonic) \ |
| void Test_##mnemonic() { \ |
| VIXL_WARNING("This test can only run on a 32-bit host.\n"); \ |
| USE(TestHelper); \ |
| } \ |
| Test test_##mnemonic("AARCH32_SIMULATOR_COND_RD_RN_RM_GE_" #mnemonic "_T32", \ |
| &Test_##mnemonic); |
| #endif |
| |
| FOREACH_INSTRUCTION(TEST) |
| #undef TEST |
| |
| } // namespace |
| #endif |
| |
| } // namespace aarch32 |
| } // namespace vixl |
