| // Copyright 2016, ARM Limited |
| // 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/a32/config/template-simulator-a32.cc.in template file using |
| // tools/generate_tests.py. |
| // |
| // PLEASE DO NOT EDIT. |
| // ----------------------------------------------------------------------------- |
| |
| #include "test-runner.h" |
| |
| #include "test-utils.h" |
| #include "test-utils-a32.h" |
| |
| #include "a32/assembler-a32.h" |
| #include "a32/macro-assembler-a32.h" |
| #include "a32/disasm-a32.h" |
| |
| #define __ masm. |
| #define BUF_SIZE (4096) |
| |
| #ifdef VIXL_INCLUDE_SIMULATOR |
| // 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() |
| |
| #define TEARDOWN() |
| |
| #else // ifdef VIXL_INCLUDE_SIMULATOR. |
| |
| #define SETUP() MacroAssembler masm(BUF_SIZE); |
| |
| #define START() \ |
| masm.GetBuffer().Reset(); \ |
| __ Push(r4); \ |
| __ Push(r5); \ |
| __ Push(r6); \ |
| __ Push(r7); \ |
| __ Push(r8); \ |
| __ Push(r9); \ |
| __ Push(r10); \ |
| __ Push(r11); \ |
| __ Push(r12); \ |
| __ Push(lr) |
| |
| #define END() \ |
| __ Pop(lr); \ |
| __ Pop(r12); \ |
| __ Pop(r11); \ |
| __ Pop(r10); \ |
| __ Pop(r9); \ |
| __ Pop(r8); \ |
| __ Pop(r7); \ |
| __ Pop(r6); \ |
| __ Pop(r5); \ |
| __ Pop(r4); \ |
| __ Bx(lr); \ |
| __ FinalizeCode(); |
| |
| // Copy the generated code into a memory area garanteed to be executable before |
| // executing it. |
| #define RUN() \ |
| { \ |
| ExecutableMemory code(masm.GetBuffer().GetCursorOffset()); \ |
| code.Write(masm.GetBuffer().GetOffsetAddress<byte*>(0), \ |
| masm.GetBuffer().GetCursorOffset()); \ |
| int pcs_offset = masm.IsT32() ? 1 : 0; \ |
| code.Execute(pcs_offset); \ |
| } |
| |
| #define TEARDOWN() |
| |
| #endif // ifdef VIXL_INCLUDE_SIMULATOR |
| |
| namespace vixl { |
| namespace aarch32 { |
| |
| // List of instruction encodings: |
| #define FOREACH_INSTRUCTION(M) \ |
| M(Sxtb) \ |
| M(Sxtb16) \ |
| M(Sxth) \ |
| M(Uxtb) \ |
| M(Uxtb16) \ |
| M(Uxth) |
| |
| // Values to be passed to the assembler to produce the instruction under test. |
| struct Operands { |
| Condition cond; |
| Register rd; |
| Register rn; |
| ShiftType ror; |
| uint32_t amount; |
| }; |
| |
| // Input data to feed to the instruction. |
| struct Inputs { |
| uint32_t apsr; |
| uint32_t rd; |
| uint32_t rn; |
| }; |
| |
| // 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 kCondition[] = {{NFlag, 0xabababab, 0xabababab}, |
| {ZFlag, 0xabababab, 0xabababab}, |
| {CFlag, 0xabababab, 0xabababab}, |
| {VFlag, 0xabababab, 0xabababab}, |
| {NZFlag, 0xabababab, 0xabababab}, |
| {NCFlag, 0xabababab, 0xabababab}, |
| {NVFlag, 0xabababab, 0xabababab}, |
| {ZCFlag, 0xabababab, 0xabababab}, |
| {ZVFlag, 0xabababab, 0xabababab}, |
| {CVFlag, 0xabababab, 0xabababab}, |
| {NZCFlag, 0xabababab, 0xabababab}, |
| {NZVFlag, 0xabababab, 0xabababab}, |
| {NCVFlag, 0xabababab, 0xabababab}, |
| {ZCVFlag, 0xabababab, 0xabababab}, |
| {NZCVFlag, 0xabababab, 0xabababab}}; |
| |
| static const Inputs kRdIsRn[] = {{NoFlag, 0x00000000, 0x00000000}, |
| {NoFlag, 0x00000001, 0x00000001}, |
| {NoFlag, 0x00000002, 0x00000002}, |
| {NoFlag, 0x00000020, 0x00000020}, |
| {NoFlag, 0x0000007d, 0x0000007d}, |
| {NoFlag, 0x0000007e, 0x0000007e}, |
| {NoFlag, 0x0000007f, 0x0000007f}, |
| {NoFlag, 0x00007ffd, 0x00007ffd}, |
| {NoFlag, 0x00007ffe, 0x00007ffe}, |
| {NoFlag, 0x00007fff, 0x00007fff}, |
| {NoFlag, 0x33333333, 0x33333333}, |
| {NoFlag, 0x55555555, 0x55555555}, |
| {NoFlag, 0x7ffffffd, 0x7ffffffd}, |
| {NoFlag, 0x7ffffffe, 0x7ffffffe}, |
| {NoFlag, 0x7fffffff, 0x7fffffff}, |
| {NoFlag, 0x80000000, 0x80000000}, |
| {NoFlag, 0x80000001, 0x80000001}, |
| {NoFlag, 0xaaaaaaaa, 0xaaaaaaaa}, |
| {NoFlag, 0xcccccccc, 0xcccccccc}, |
| {NoFlag, 0xffff8000, 0xffff8000}, |
| {NoFlag, 0xffff8001, 0xffff8001}, |
| {NoFlag, 0xffff8002, 0xffff8002}, |
| {NoFlag, 0xffff8003, 0xffff8003}, |
| {NoFlag, 0xffffff80, 0xffffff80}, |
| {NoFlag, 0xffffff81, 0xffffff81}, |
| {NoFlag, 0xffffff82, 0xffffff82}, |
| {NoFlag, 0xffffff83, 0xffffff83}, |
| {NoFlag, 0xffffffe0, 0xffffffe0}, |
| {NoFlag, 0xfffffffd, 0xfffffffd}, |
| {NoFlag, 0xfffffffe, 0xfffffffe}, |
| {NoFlag, 0xffffffff, 0xffffffff}}; |
| |
| static const Inputs kRdIsNotRn[] = {{NoFlag, 0x00000002, 0xcccccccc}, |
| {NoFlag, 0x7ffffffd, 0x00007ffe}, |
| {NoFlag, 0xffffff80, 0x00000020}, |
| {NoFlag, 0xaaaaaaaa, 0xaaaaaaaa}, |
| {NoFlag, 0x33333333, 0xffffff82}, |
| {NoFlag, 0xffff8001, 0x7ffffffe}, |
| {NoFlag, 0xfffffffd, 0x00007ffe}, |
| {NoFlag, 0xffffff80, 0x80000000}, |
| {NoFlag, 0x00000001, 0x33333333}, |
| {NoFlag, 0xcccccccc, 0x7ffffffe}, |
| {NoFlag, 0x00000000, 0xcccccccc}, |
| {NoFlag, 0x00000000, 0x55555555}, |
| {NoFlag, 0xffffffff, 0xffffffff}, |
| {NoFlag, 0x0000007e, 0xffff8002}, |
| {NoFlag, 0x80000000, 0x7ffffffd}, |
| {NoFlag, 0xffffff81, 0x0000007e}, |
| {NoFlag, 0x0000007f, 0xffff8001}, |
| {NoFlag, 0xffffffe0, 0x00007ffd}, |
| {NoFlag, 0xffff8003, 0x00000002}, |
| {NoFlag, 0xffffff83, 0x55555555}, |
| {NoFlag, 0xffffff83, 0xffffff80}, |
| {NoFlag, 0xffffff81, 0xffff8000}, |
| {NoFlag, 0x00000020, 0x7ffffffe}, |
| {NoFlag, 0xffffffe0, 0x00000000}, |
| {NoFlag, 0x7fffffff, 0x0000007e}, |
| {NoFlag, 0x80000001, 0xffffffff}, |
| {NoFlag, 0x00000001, 0x80000001}, |
| {NoFlag, 0x00000002, 0x0000007f}, |
| {NoFlag, 0x7fffffff, 0xcccccccc}, |
| {NoFlag, 0x80000001, 0x00007ffe}, |
| {NoFlag, 0xffff8002, 0x0000007e}, |
| {NoFlag, 0x00007ffe, 0xcccccccc}, |
| {NoFlag, 0x80000000, 0xffff8002}, |
| {NoFlag, 0xffffff83, 0x7ffffffe}, |
| {NoFlag, 0xffff8001, 0x00000001}, |
| {NoFlag, 0xffffff81, 0x00000020}, |
| {NoFlag, 0xfffffffe, 0xffff8001}, |
| {NoFlag, 0xffffffff, 0xfffffffe}, |
| {NoFlag, 0xcccccccc, 0x55555555}, |
| {NoFlag, 0x00000020, 0xffffff83}, |
| {NoFlag, 0xffffff83, 0xffff8001}, |
| {NoFlag, 0xffffff83, 0xffff8000}, |
| {NoFlag, 0x00007fff, 0x00000002}, |
| {NoFlag, 0x55555555, 0xffff8000}, |
| {NoFlag, 0x80000001, 0xffffff81}, |
| {NoFlag, 0x00000002, 0x00000000}, |
| {NoFlag, 0x33333333, 0xffffff81}, |
| {NoFlag, 0xffff8001, 0xffffff82}, |
| {NoFlag, 0xcccccccc, 0xffff8003}, |
| {NoFlag, 0xffff8003, 0x7ffffffd}, |
| {NoFlag, 0x0000007d, 0x00007ffe}, |
| {NoFlag, 0xffffff80, 0x0000007d}, |
| {NoFlag, 0xaaaaaaaa, 0x00007ffd}, |
| {NoFlag, 0x80000000, 0xffffff82}, |
| {NoFlag, 0x00000002, 0x7ffffffe}, |
| {NoFlag, 0x00000002, 0xffffff83}, |
| {NoFlag, 0x55555555, 0x00000002}, |
| {NoFlag, 0xffffffff, 0xffffff82}, |
| {NoFlag, 0xaaaaaaaa, 0x00000020}, |
| {NoFlag, 0x00000001, 0xffffff82}, |
| {NoFlag, 0x0000007f, 0xffffff82}, |
| {NoFlag, 0x7ffffffd, 0xaaaaaaaa}, |
| {NoFlag, 0x00007ffe, 0x00000001}, |
| {NoFlag, 0xfffffffd, 0xffffffe0}, |
| {NoFlag, 0xffffff81, 0xffffff83}, |
| {NoFlag, 0x0000007d, 0x00000000}, |
| {NoFlag, 0x0000007d, 0xffff8000}, |
| {NoFlag, 0xffffff81, 0x7fffffff}, |
| {NoFlag, 0xffffffff, 0x80000000}, |
| {NoFlag, 0x00000000, 0x00000001}, |
| {NoFlag, 0x55555555, 0xffffff82}, |
| {NoFlag, 0x00007ffe, 0x00007ffe}, |
| {NoFlag, 0x80000001, 0xfffffffd}, |
| {NoFlag, 0x00007fff, 0x33333333}, |
| {NoFlag, 0x00007fff, 0x80000000}, |
| {NoFlag, 0xcccccccc, 0x00007fff}, |
| {NoFlag, 0xfffffffe, 0xffffffe0}, |
| {NoFlag, 0x7ffffffe, 0x0000007f}, |
| {NoFlag, 0x00007ffd, 0xffff8001}, |
| {NoFlag, 0x00000002, 0x00000001}, |
| {NoFlag, 0x80000000, 0xffffffff}, |
| {NoFlag, 0xffffff83, 0xcccccccc}, |
| {NoFlag, 0xffff8002, 0x7ffffffe}, |
| {NoFlag, 0xaaaaaaaa, 0x00000000}, |
| {NoFlag, 0xffffff80, 0xcccccccc}, |
| {NoFlag, 0x33333333, 0xffffff83}, |
| {NoFlag, 0x0000007e, 0xffffffe0}, |
| {NoFlag, 0x0000007e, 0x00007fff}, |
| {NoFlag, 0x0000007f, 0x00000002}, |
| {NoFlag, 0x7ffffffe, 0xcccccccc}, |
| {NoFlag, 0x0000007d, 0xffffff80}, |
| {NoFlag, 0x00007fff, 0x00000020}, |
| {NoFlag, 0x7ffffffe, 0xfffffffe}, |
| {NoFlag, 0xfffffffe, 0xffffff81}, |
| {NoFlag, 0xffffffff, 0x0000007f}, |
| {NoFlag, 0xffff8002, 0x7ffffffd}, |
| {NoFlag, 0xffff8001, 0xfffffffe}, |
| {NoFlag, 0x33333333, 0xffff8002}, |
| {NoFlag, 0x00000000, 0xffffffff}, |
| {NoFlag, 0x33333333, 0xffffff80}, |
| {NoFlag, 0x0000007f, 0x00007fff}, |
| {NoFlag, 0xffffffff, 0xffff8001}, |
| {NoFlag, 0x7fffffff, 0xffff8002}, |
| {NoFlag, 0x7ffffffd, 0xffffff83}, |
| {NoFlag, 0x7fffffff, 0x0000007f}, |
| {NoFlag, 0xffffff83, 0xfffffffe}, |
| {NoFlag, 0x7ffffffe, 0xffff8003}, |
| {NoFlag, 0xffff8002, 0xffff8002}, |
| {NoFlag, 0x80000001, 0x0000007f}, |
| {NoFlag, 0x00000020, 0x00000002}, |
| {NoFlag, 0xffffff82, 0xffff8001}, |
| {NoFlag, 0xffffffff, 0x00000001}, |
| {NoFlag, 0xffffff80, 0xffff8002}, |
| {NoFlag, 0xffff8003, 0x7fffffff}, |
| {NoFlag, 0xffffffff, 0xffff8000}, |
| {NoFlag, 0xffff8002, 0x00007ffd}, |
| {NoFlag, 0x00000020, 0xffffff81}, |
| {NoFlag, 0x00000001, 0x55555555}, |
| {NoFlag, 0x7ffffffe, 0x00000020}, |
| {NoFlag, 0x80000000, 0x00000001}, |
| {NoFlag, 0x00007ffd, 0xffff8002}, |
| {NoFlag, 0x7fffffff, 0xfffffffe}, |
| {NoFlag, 0xcccccccc, 0x00007ffd}, |
| {NoFlag, 0x00000000, 0xfffffffd}, |
| {NoFlag, 0xffff8003, 0xffffff80}, |
| {NoFlag, 0x80000001, 0xffffff80}, |
| {NoFlag, 0xffffffff, 0xffff8002}, |
| {NoFlag, 0x00007ffe, 0xffff8002}, |
| {NoFlag, 0xffffff80, 0x00007ffe}, |
| {NoFlag, 0x80000001, 0xffff8001}, |
| {NoFlag, 0x0000007f, 0xffffff80}, |
| {NoFlag, 0xffffff81, 0x80000000}, |
| {NoFlag, 0x00007fff, 0x00007ffe}, |
| {NoFlag, 0x33333333, 0xffff8000}, |
| {NoFlag, 0x33333333, 0x00007fff}, |
| {NoFlag, 0x00000000, 0x0000007d}, |
| {NoFlag, 0x80000001, 0x00000000}, |
| {NoFlag, 0xffffffff, 0x55555555}, |
| {NoFlag, 0x80000001, 0x80000000}, |
| {NoFlag, 0xffffffff, 0xffffff80}, |
| {NoFlag, 0xffffff81, 0xffff8003}, |
| {NoFlag, 0x55555555, 0x80000001}, |
| {NoFlag, 0x7fffffff, 0xffff8001}, |
| {NoFlag, 0xffffff83, 0x00000002}, |
| {NoFlag, 0x0000007e, 0xffffff81}, |
| {NoFlag, 0x80000000, 0xffff8001}, |
| {NoFlag, 0xffffff80, 0xfffffffe}, |
| {NoFlag, 0x0000007e, 0xfffffffd}, |
| {NoFlag, 0xffffffe0, 0xffffffff}, |
| {NoFlag, 0x55555555, 0x80000000}, |
| {NoFlag, 0x0000007d, 0x80000001}, |
| {NoFlag, 0xffffffe0, 0x7ffffffd}, |
| {NoFlag, 0x00000000, 0x00000000}, |
| {NoFlag, 0x55555555, 0x00000001}, |
| {NoFlag, 0x00007ffd, 0x7fffffff}, |
| {NoFlag, 0x55555555, 0xffffffff}, |
| {NoFlag, 0xffff8003, 0x00007fff}, |
| {NoFlag, 0xffffff82, 0x00007fff}, |
| {NoFlag, 0x33333333, 0x55555555}, |
| {NoFlag, 0x00000020, 0x33333333}, |
| {NoFlag, 0x7ffffffe, 0xfffffffd}, |
| {NoFlag, 0x7ffffffe, 0x00000001}, |
| {NoFlag, 0xffffff83, 0xffffffe0}, |
| {NoFlag, 0xfffffffe, 0xaaaaaaaa}, |
| {NoFlag, 0xffff8002, 0x33333333}, |
| {NoFlag, 0xffff8002, 0xffff8003}, |
| {NoFlag, 0x33333333, 0x7fffffff}, |
| {NoFlag, 0xfffffffd, 0xffffff83}, |
| {NoFlag, 0x00000000, 0xffff8000}, |
| {NoFlag, 0xffffff82, 0x55555555}, |
| {NoFlag, 0xffffff82, 0xffffff81}, |
| {NoFlag, 0xcccccccc, 0xfffffffe}, |
| {NoFlag, 0xfffffffd, 0x7fffffff}, |
| {NoFlag, 0x00007fff, 0x7fffffff}, |
| {NoFlag, 0xffffff83, 0xffff8003}, |
| {NoFlag, 0xfffffffe, 0xffffffff}, |
| {NoFlag, 0x7ffffffd, 0x00007ffd}, |
| {NoFlag, 0x7ffffffd, 0x00007fff}, |
| {NoFlag, 0x00007ffd, 0xffffffff}, |
| {NoFlag, 0x00000001, 0xffff8003}, |
| {NoFlag, 0xffffff80, 0xfffffffd}, |
| {NoFlag, 0x33333333, 0x80000000}, |
| {NoFlag, 0xffff8001, 0x00000020}, |
| {NoFlag, 0xcccccccc, 0x00000002}, |
| {NoFlag, 0x00000000, 0x00000002}, |
| {NoFlag, 0x0000007d, 0x00007fff}, |
| {NoFlag, 0xcccccccc, 0x00000001}, |
| {NoFlag, 0xffffff83, 0x00007fff}, |
| {NoFlag, 0x80000001, 0x00000020}, |
| {NoFlag, 0xffff8003, 0xffffffe0}, |
| {NoFlag, 0x00007ffd, 0xaaaaaaaa}, |
| {NoFlag, 0x33333333, 0xffff8001}, |
| {NoFlag, 0xffffff83, 0x80000001}, |
| {NoFlag, 0xffff8000, 0xffff8000}, |
| {NoFlag, 0x00007ffe, 0xffff8001}, |
| {NoFlag, 0x7ffffffd, 0x00000000}, |
| {NoFlag, 0x00007ffe, 0x33333333}, |
| {NoFlag, 0xffff8001, 0xffffff80}, |
| {NoFlag, 0xfffffffe, 0x55555555}, |
| {NoFlag, 0xffffff82, 0xffffffff}}; |
| |
| static const Inputs kRotations[] = {{NoFlag, 0xabababab, 0x00000000}, |
| {NoFlag, 0xabababab, 0x00000001}, |
| {NoFlag, 0xabababab, 0x00000002}, |
| {NoFlag, 0xabababab, 0x00000020}, |
| {NoFlag, 0xabababab, 0x0000007d}, |
| {NoFlag, 0xabababab, 0x0000007e}, |
| {NoFlag, 0xabababab, 0x0000007f}, |
| {NoFlag, 0xabababab, 0x00007ffd}, |
| {NoFlag, 0xabababab, 0x00007ffe}, |
| {NoFlag, 0xabababab, 0x00007fff}, |
| {NoFlag, 0xabababab, 0x33333333}, |
| {NoFlag, 0xabababab, 0x55555555}, |
| {NoFlag, 0xabababab, 0x7ffffffd}, |
| {NoFlag, 0xabababab, 0x7ffffffe}, |
| {NoFlag, 0xabababab, 0x7fffffff}, |
| {NoFlag, 0xabababab, 0x80000000}, |
| {NoFlag, 0xabababab, 0x80000001}, |
| {NoFlag, 0xabababab, 0xaaaaaaaa}, |
| {NoFlag, 0xabababab, 0xcccccccc}, |
| {NoFlag, 0xabababab, 0xffff8000}, |
| {NoFlag, 0xabababab, 0xffff8001}, |
| {NoFlag, 0xabababab, 0xffff8002}, |
| {NoFlag, 0xabababab, 0xffff8003}, |
| {NoFlag, 0xabababab, 0xffffff80}, |
| {NoFlag, 0xabababab, 0xffffff81}, |
| {NoFlag, 0xabababab, 0xffffff82}, |
| {NoFlag, 0xabababab, 0xffffff83}, |
| {NoFlag, 0xabababab, 0xffffffe0}, |
| {NoFlag, 0xabababab, 0xfffffffd}, |
| {NoFlag, 0xabababab, 0xfffffffe}, |
| {NoFlag, 0xabababab, 0xffffffff}}; |
| |
| // A loop will be generated for each element of this array. |
| static const TestLoopData kTests[] = {{{eq, r0, r0, ROR, 0}, |
| "eq r0 r0 ROR 0", |
| "Condition_eq_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{ne, r0, r0, ROR, 0}, |
| "ne r0 r0 ROR 0", |
| "Condition_ne_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{cs, r0, r0, ROR, 0}, |
| "cs r0 r0 ROR 0", |
| "Condition_cs_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{cc, r0, r0, ROR, 0}, |
| "cc r0 r0 ROR 0", |
| "Condition_cc_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{mi, r0, r0, ROR, 0}, |
| "mi r0 r0 ROR 0", |
| "Condition_mi_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{pl, r0, r0, ROR, 0}, |
| "pl r0 r0 ROR 0", |
| "Condition_pl_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{vs, r0, r0, ROR, 0}, |
| "vs r0 r0 ROR 0", |
| "Condition_vs_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{vc, r0, r0, ROR, 0}, |
| "vc r0 r0 ROR 0", |
| "Condition_vc_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{hi, r0, r0, ROR, 0}, |
| "hi r0 r0 ROR 0", |
| "Condition_hi_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{ls, r0, r0, ROR, 0}, |
| "ls r0 r0 ROR 0", |
| "Condition_ls_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{ge, r0, r0, ROR, 0}, |
| "ge r0 r0 ROR 0", |
| "Condition_ge_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{lt, r0, r0, ROR, 0}, |
| "lt r0 r0 ROR 0", |
| "Condition_lt_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{gt, r0, r0, ROR, 0}, |
| "gt r0 r0 ROR 0", |
| "Condition_gt_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{le, r0, r0, ROR, 0}, |
| "le r0 r0 ROR 0", |
| "Condition_le_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{al, r0, r0, ROR, 0}, |
| "al r0 r0 ROR 0", |
| "Condition_al_r0_r0_ROR_0", |
| ARRAY_SIZE(kCondition), |
| kCondition}, |
| {{al, r0, r0, ROR, 0}, |
| "al r0 r0 ROR 0", |
| "RdIsRn_al_r0_r0_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r1, r1, ROR, 0}, |
| "al r1 r1 ROR 0", |
| "RdIsRn_al_r1_r1_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r2, r2, ROR, 0}, |
| "al r2 r2 ROR 0", |
| "RdIsRn_al_r2_r2_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r3, r3, ROR, 0}, |
| "al r3 r3 ROR 0", |
| "RdIsRn_al_r3_r3_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r4, r4, ROR, 0}, |
| "al r4 r4 ROR 0", |
| "RdIsRn_al_r4_r4_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r5, r5, ROR, 0}, |
| "al r5 r5 ROR 0", |
| "RdIsRn_al_r5_r5_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r6, r6, ROR, 0}, |
| "al r6 r6 ROR 0", |
| "RdIsRn_al_r6_r6_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r7, r7, ROR, 0}, |
| "al r7 r7 ROR 0", |
| "RdIsRn_al_r7_r7_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r8, r8, ROR, 0}, |
| "al r8 r8 ROR 0", |
| "RdIsRn_al_r8_r8_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r9, r9, ROR, 0}, |
| "al r9 r9 ROR 0", |
| "RdIsRn_al_r9_r9_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r10, r10, ROR, 0}, |
| "al r10 r10 ROR 0", |
| "RdIsRn_al_r10_r10_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r11, r11, ROR, 0}, |
| "al r11 r11 ROR 0", |
| "RdIsRn_al_r11_r11_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r12, r12, ROR, 0}, |
| "al r12 r12 ROR 0", |
| "RdIsRn_al_r12_r12_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r14, r14, ROR, 0}, |
| "al r14 r14 ROR 0", |
| "RdIsRn_al_r14_r14_ROR_0", |
| ARRAY_SIZE(kRdIsRn), |
| kRdIsRn}, |
| {{al, r1, r8, ROR, 0}, |
| "al r1 r8 ROR 0", |
| "RdIsNotRn_al_r1_r8_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r7, r4, ROR, 0}, |
| "al r7 r4 ROR 0", |
| "RdIsNotRn_al_r7_r4_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r14, r10, ROR, 0}, |
| "al r14 r10 ROR 0", |
| "RdIsNotRn_al_r14_r10_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r10, r6, ROR, 0}, |
| "al r10 r6 ROR 0", |
| "RdIsNotRn_al_r10_r6_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r6, r5, ROR, 0}, |
| "al r6 r5 ROR 0", |
| "RdIsNotRn_al_r6_r5_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r12, r2, ROR, 0}, |
| "al r12 r2 ROR 0", |
| "RdIsNotRn_al_r12_r2_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r0, r11, ROR, 0}, |
| "al r0 r11 ROR 0", |
| "RdIsNotRn_al_r0_r11_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r10, r14, ROR, 0}, |
| "al r10 r14 ROR 0", |
| "RdIsNotRn_al_r10_r14_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r0, r5, ROR, 0}, |
| "al r0 r5 ROR 0", |
| "RdIsNotRn_al_r0_r5_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r0, r3, ROR, 0}, |
| "al r0 r3 ROR 0", |
| "RdIsNotRn_al_r0_r3_ROR_0", |
| ARRAY_SIZE(kRdIsNotRn), |
| kRdIsNotRn}, |
| {{al, r0, r1, ROR, 0}, |
| "al r0 r1 ROR 0", |
| "Rotations_al_r0_r1_ROR_0", |
| ARRAY_SIZE(kRotations), |
| kRotations}, |
| {{al, r0, r1, ROR, 8}, |
| "al r0 r1 ROR 8", |
| "Rotations_al_r0_r1_ROR_8", |
| ARRAY_SIZE(kRotations), |
| kRotations}, |
| {{al, r0, r1, ROR, 16}, |
| "al r0 r1 ROR 16", |
| "Rotations_al_r0_r1_ROR_16", |
| ARRAY_SIZE(kRotations), |
| kRotations}, |
| {{al, r0, r1, ROR, 24}, |
| "al r0 r1 ROR 24", |
| "Rotations_al_r0_r1_ROR_24", |
| ARRAY_SIZE(kRotations), |
| kRotations}}; |
| |
| // 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 "a32/traces/simulator-cond-rd-operand-rn-ror-amount-t32-sxtb.h" |
| #include "a32/traces/simulator-cond-rd-operand-rn-ror-amount-t32-sxtb16.h" |
| #include "a32/traces/simulator-cond-rd-operand-rn-ror-amount-t32-sxth.h" |
| #include "a32/traces/simulator-cond-rd-operand-rn-ror-amount-t32-uxtb.h" |
| #include "a32/traces/simulator-cond-rd-operand-rn-ror-amount-t32-uxtb16.h" |
| #include "a32/traces/simulator-cond-rd-operand-rn-ror-amount-t32-uxth.h" |
| |
| // The maximum number of errors to report in detail for each test. |
| static const unsigned kErrorReportLimit = 8; |
| |
| typedef void (MacroAssembler::*Fn)(Condition cond, Register rd, |
| const Operand& op); |
| |
| static void TestHelper(Fn instruction, const char* mnemonic, |
| const TestResult reference[]) { |
| SETUP(); |
| masm.SetT32(true); |
| 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; |
| |
| uintptr_t input_address = reinterpret_cast<uintptr_t>(kTests[i].inputs); |
| uintptr_t result_address = reinterpret_cast<uintptr_t>(results[i]->outputs); |
| |
| 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; |
| ShiftType ror = kTests[i].operands.ror; |
| uint32_t amount = kTests[i].operands.amount; |
| Operand op(rn, ror, amount); |
| scratch_registers.Exclude(rd); |
| scratch_registers.Exclude(rn); |
| |
| // 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, input_address); |
| __ Add(input_end, input_ptr, |
| sizeof(kTests[i].inputs[0]) * kTests[i].input_size); |
| __ Mov(result_ptr, result_address); |
| __ 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); |
| } |
| __ Ldr(rd, MemOperand(input_ptr, offsetof(Inputs, rd))); |
| __ Ldr(rn, MemOperand(input_ptr, offsetof(Inputs, rn))); |
| |
| (masm.*instruction)(cond, rd, op); |
| |
| { |
| 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))); |
| } |
| __ Str(rd, MemOperand(result_ptr, offsetof(Inputs, rd))); |
| __ Str(rn, MemOperand(result_ptr, offsetof(Inputs, rn))); |
| |
| // Advance the result pointer. |
| __ Add(result_ptr, result_ptr, sizeof(kTests[i].inputs[0])); |
| // Loop back until `input_ptr` is lower than `input_base`. |
| __ Add(input_ptr, input_ptr, 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("static 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].rd); |
| printf(", "); |
| printf("0x%08" PRIx32, results[i]->outputs[j].rn); |
| printf(" },\n"); |
| } |
| printf("};\n"); |
| } |
| printf("static 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 { |
| // 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 rd = results[i]->outputs[j].rd; |
| uint32_t rn = results[i]->outputs[j].rn; |
| uint32_t apsr_input = kTests[i].inputs[j].apsr; |
| uint32_t rd_input = kTests[i].inputs[j].rd; |
| uint32_t rn_input = kTests[i].inputs[j].rn; |
| uint32_t apsr_ref = reference[i].outputs[j].apsr; |
| uint32_t rd_ref = reference[i].outputs[j].rd; |
| uint32_t rn_ref = reference[i].outputs[j].rn; |
| |
| if (((apsr != apsr_ref) || (rd != rd_ref) || (rn != rn_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, rd_input); |
| printf(", "); |
| printf("0x%08" PRIx32, rn_input); |
| printf("\n"); |
| printf(" Expected: "); |
| printf("0x%08" PRIx32, apsr_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, rd_ref); |
| printf(", "); |
| printf("0x%08" PRIx32, rn_ref); |
| printf("\n"); |
| printf(" Found: "); |
| printf("0x%08" PRIx32, apsr); |
| printf(", "); |
| printf("0x%08" PRIx32, rd); |
| printf(", "); |
| printf("0x%08" PRIx32, rn); |
| printf("\n\n"); |
| } |
| } |
| } |
| |
| if (total_error_count > kErrorReportLimit) { |
| printf("%u other errors follow.\n", |
| total_error_count - kErrorReportLimit); |
| } |
| // TODO: Do this check for the simulator too when it is ready. |
| #ifndef VIXL_INCLUDE_SIMULATOR |
| VIXL_CHECK(total_error_count == 0); |
| #endif |
| } |
| |
| for (size_t i = 0; i < ARRAY_SIZE(kTests); i++) { |
| delete[] results[i]->outputs; |
| delete results[i]; |
| delete scratch_memory_buffers[i]; |
| } |
| |
| TEARDOWN(); |
| } |
| |
| // Instantiate tests for each instruction in the list. |
| #define TEST(mnemonic) \ |
| static void Test_##mnemonic() { \ |
| TestHelper(&MacroAssembler::mnemonic, #mnemonic, kReference##mnemonic); \ |
| } \ |
| static Test test_##mnemonic( \ |
| "AARCH32_SIMULATOR_COND_RD_OPERAND_RN_ROR_AMOUNT_T32_" #mnemonic, \ |
| &Test_##mnemonic); |
| FOREACH_INSTRUCTION(TEST) |
| #undef TEST |
| |
| } // aarch32 |
| } // vixl |