| // Copyright 2011 the V8 project 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 Google Inc. 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 AND 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. |
| // |
| |
| #include <stdlib.h> |
| |
| #include "src/v8.h" |
| |
| #include "src/debug/debug.h" |
| #include "src/disasm.h" |
| #include "src/disassembler.h" |
| #include "src/macro-assembler.h" |
| #include "test/cctest/cctest.h" |
| |
| using namespace v8::internal; |
| |
| |
| bool DisassembleAndCompare(byte* pc, const char* compare_string) { |
| disasm::NameConverter converter; |
| disasm::Disassembler disasm(converter); |
| EmbeddedVector<char, 128> disasm_buffer; |
| |
| disasm.InstructionDecode(disasm_buffer, pc); |
| |
| if (strcmp(compare_string, disasm_buffer.start()) != 0) { |
| fprintf(stderr, |
| "expected: \n" |
| "%s\n" |
| "disassembled: \n" |
| "%s\n\n", |
| compare_string, disasm_buffer.start()); |
| return false; |
| } |
| return true; |
| } |
| |
| |
| // Set up V8 to a state where we can at least run the assembler and |
| // disassembler. Declare the variables and allocate the data structures used |
| // in the rest of the macros. |
| #define SET_UP() \ |
| CcTest::InitializeVM(); \ |
| Isolate* isolate = CcTest::i_isolate(); \ |
| HandleScope scope(isolate); \ |
| byte *buffer = reinterpret_cast<byte*>(malloc(4*1024)); \ |
| Assembler assm(isolate, buffer, 4*1024); \ |
| bool failure = false; |
| |
| |
| // This macro assembles one instruction using the preallocated assembler and |
| // disassembles the generated instruction, comparing the output to the expected |
| // value. If the comparison fails an error message is printed, but the test |
| // continues to run until the end. |
| #define COMPARE(asm_, compare_string) \ |
| { \ |
| int pc_offset = assm.pc_offset(); \ |
| byte *progcounter = &buffer[pc_offset]; \ |
| assm.asm_; \ |
| if (!DisassembleAndCompare(progcounter, compare_string)) failure = true; \ |
| } |
| |
| // Force emission of any pending literals into a pool. |
| #define EMIT_PENDING_LITERALS() \ |
| assm.CheckConstPool(true, false) |
| |
| |
| // Verify that all invocations of the COMPARE macro passed successfully. |
| // Exit with a failure if at least one of the tests failed. |
| #define VERIFY_RUN() \ |
| if (failure) { \ |
| V8_Fatal(__FILE__, __LINE__, "ARM Disassembler tests failed.\n"); \ |
| } |
| |
| // clang-format off |
| |
| |
| TEST(Type0) { |
| SET_UP(); |
| |
| COMPARE(and_(r0, r1, Operand(r2)), |
| "e0010002 and r0, r1, r2"); |
| COMPARE(and_(r1, r2, Operand(r3), LeaveCC), |
| "e0021003 and r1, r2, r3"); |
| COMPARE(and_(r2, r3, Operand(r4), SetCC), |
| "e0132004 ands r2, r3, r4"); |
| COMPARE(and_(r3, r4, Operand(r5), LeaveCC, eq), |
| "00043005 andeq r3, r4, r5"); |
| |
| COMPARE(eor(r4, r5, Operand(r6, LSL, 0)), |
| "e0254006 eor r4, r5, r6"); |
| COMPARE(eor(r4, r5, Operand(r7, LSL, 1), SetCC), |
| "e0354087 eors r4, r5, r7, lsl #1"); |
| COMPARE(eor(r4, r5, Operand(r8, LSL, 2), LeaveCC, ne), |
| "10254108 eorne r4, r5, r8, lsl #2"); |
| COMPARE(eor(r4, r5, Operand(r9, LSL, 3), SetCC, cs), |
| "20354189 eorcss r4, r5, r9, lsl #3"); |
| |
| COMPARE(sub(r5, r6, Operand(r10, LSL, 31), LeaveCC, hs), |
| "20465f8a subcs r5, r6, r10, lsl #31"); |
| COMPARE(sub(r5, r6, Operand(r10, LSL, 30), SetCC, cc), |
| "30565f0a subccs r5, r6, r10, lsl #30"); |
| COMPARE(sub(r5, r6, Operand(r10, LSL, 24), LeaveCC, lo), |
| "30465c0a subcc r5, r6, r10, lsl #24"); |
| COMPARE(sub(r5, r6, Operand(r10, LSL, 16), SetCC, mi), |
| "4056580a submis r5, r6, r10, lsl #16"); |
| |
| COMPARE(rsb(r6, r7, Operand(fp)), |
| "e067600b rsb r6, r7, fp"); |
| COMPARE(rsb(r6, r7, Operand(fp, LSR, 1)), |
| "e06760ab rsb r6, r7, fp, lsr #1"); |
| COMPARE(rsb(r6, r7, Operand(fp, LSR, 0), SetCC), |
| "e077602b rsbs r6, r7, fp, lsr #32"); |
| COMPARE(rsb(r6, r7, Operand(fp, LSR, 31), LeaveCC, pl), |
| "50676fab rsbpl r6, r7, fp, lsr #31"); |
| |
| COMPARE(add(r7, r8, Operand(ip, ASR, 1)), |
| "e08870cc add r7, r8, ip, asr #1"); |
| COMPARE(add(r7, r8, Operand(ip, ASR, 0)), |
| "e088704c add r7, r8, ip, asr #32"); |
| COMPARE(add(r7, r8, Operand(ip), SetCC), |
| "e098700c adds r7, r8, ip"); |
| COMPARE(add(r7, r8, Operand(ip, ASR, 31), SetCC, vs), |
| "60987fcc addvss r7, r8, ip, asr #31"); |
| |
| COMPARE(adc(r7, fp, Operand(ip, ASR, 5)), |
| "e0ab72cc adc r7, fp, ip, asr #5"); |
| COMPARE(adc(r4, ip, Operand(ip, ASR, 1), LeaveCC, vc), |
| "70ac40cc adcvc r4, ip, ip, asr #1"); |
| COMPARE(adc(r5, sp, Operand(ip), SetCC), |
| "e0bd500c adcs r5, sp, ip"); |
| COMPARE(adc(r8, lr, Operand(ip, ASR, 31), SetCC, vc), |
| "70be8fcc adcvcs r8, lr, ip, asr #31"); |
| |
| COMPARE(sbc(r7, r1, Operand(ip, ROR, 1), LeaveCC, hi), |
| "80c170ec sbchi r7, r1, ip, ror #1"); |
| COMPARE(sbc(r7, r9, Operand(ip, ROR, 4)), |
| "e0c9726c sbc r7, r9, ip, ror #4"); |
| COMPARE(sbc(r7, r10, Operand(ip), SetCC), |
| "e0da700c sbcs r7, r10, ip"); |
| COMPARE(sbc(r7, ip, Operand(ip, ROR, 31), SetCC, hi), |
| "80dc7fec sbchis r7, ip, ip, ror #31"); |
| |
| COMPARE(rsc(r7, r8, Operand(ip, LSL, r0)), |
| "e0e8701c rsc r7, r8, ip, lsl r0"); |
| COMPARE(rsc(r7, r8, Operand(ip, LSL, r1)), |
| "e0e8711c rsc r7, r8, ip, lsl r1"); |
| COMPARE(rsc(r7, r8, Operand(ip), SetCC), |
| "e0f8700c rscs r7, r8, ip"); |
| COMPARE(rsc(r7, r8, Operand(ip, LSL, r3), SetCC, ls), |
| "90f8731c rsclss r7, r8, ip, lsl r3"); |
| |
| COMPARE(tst(r7, Operand(r5, ASR, ip), ge), |
| "a1170c55 tstge r7, r5, asr ip"); |
| COMPARE(tst(r7, Operand(r6, ASR, sp)), |
| "e1170d56 tst r7, r6, asr sp"); |
| COMPARE(tst(r7, Operand(r7), ge), |
| "a1170007 tstge r7, r7"); |
| COMPARE(tst(r7, Operand(r8, ASR, fp), ge), |
| "a1170b58 tstge r7, r8, asr fp"); |
| |
| COMPARE(teq(r7, Operand(r5, ROR, r0), lt), |
| "b1370075 teqlt r7, r5, ror r0"); |
| COMPARE(teq(r7, Operand(r6, ROR, lr)), |
| "e1370e76 teq r7, r6, ror lr"); |
| COMPARE(teq(r7, Operand(r7), lt), |
| "b1370007 teqlt r7, r7"); |
| COMPARE(teq(r7, Operand(r8, ROR, r1)), |
| "e1370178 teq r7, r8, ror r1"); |
| |
| COMPARE(cmp(r7, Operand(r4)), |
| "e1570004 cmp r7, r4"); |
| COMPARE(cmp(r7, Operand(r6, LSL, 1), gt), |
| "c1570086 cmpgt r7, r6, lsl #1"); |
| COMPARE(cmp(r7, Operand(r8, LSR, 3), gt), |
| "c15701a8 cmpgt r7, r8, lsr #3"); |
| COMPARE(cmp(r7, Operand(r8, ASR, 19)), |
| "e15709c8 cmp r7, r8, asr #19"); |
| |
| COMPARE(cmn(r0, Operand(r4)), |
| "e1700004 cmn r0, r4"); |
| COMPARE(cmn(r1, Operand(r6, ROR, 1)), |
| "e17100e6 cmn r1, r6, ror #1"); |
| COMPARE(cmn(r2, Operand(r8)), |
| "e1720008 cmn r2, r8"); |
| COMPARE(cmn(r3, Operand(fp), le), |
| "d173000b cmnle r3, fp"); |
| |
| COMPARE(orr(r7, r8, Operand(lr), LeaveCC, al), |
| "e188700e orr r7, r8, lr"); |
| COMPARE(orr(r7, r8, Operand(fp)), |
| "e188700b orr r7, r8, fp"); |
| COMPARE(orr(r7, r8, Operand(sp), SetCC), |
| "e198700d orrs r7, r8, sp"); |
| COMPARE(orr(r7, r8, Operand(ip), SetCC, al), |
| "e198700c orrs r7, r8, ip"); |
| |
| COMPARE(mov(r0, Operand(r1), LeaveCC, eq), |
| "01a00001 moveq r0, r1"); |
| COMPARE(mov(r0, Operand(r2)), |
| "e1a00002 mov r0, r2"); |
| COMPARE(mov(r0, Operand(r3), SetCC), |
| "e1b00003 movs r0, r3"); |
| COMPARE(mov(r0, Operand(r4), SetCC, pl), |
| "51b00004 movpls r0, r4"); |
| |
| COMPARE(bic(r0, lr, Operand(r1), LeaveCC, vs), |
| "61ce0001 bicvs r0, lr, r1"); |
| COMPARE(bic(r0, r9, Operand(r2), LeaveCC, vc), |
| "71c90002 bicvc r0, r9, r2"); |
| COMPARE(bic(r0, r5, Operand(r3), SetCC), |
| "e1d50003 bics r0, r5, r3"); |
| COMPARE(bic(r0, r1, Operand(r4), SetCC, pl), |
| "51d10004 bicpls r0, r1, r4"); |
| |
| COMPARE(mvn(r10, Operand(r1)), |
| "e1e0a001 mvn r10, r1"); |
| COMPARE(mvn(r9, Operand(r2)), |
| "e1e09002 mvn r9, r2"); |
| COMPARE(mvn(r0, Operand(r3), SetCC), |
| "e1f00003 mvns r0, r3"); |
| COMPARE(mvn(r5, Operand(r4), SetCC, cc), |
| "31f05004 mvnccs r5, r4"); |
| |
| // Instructions autotransformed by the assembler. |
| // mov -> mvn. |
| COMPARE(mov(r3, Operand(-1), LeaveCC, al), |
| "e3e03000 mvn r3, #0"); |
| COMPARE(mov(r4, Operand(-2), SetCC, al), |
| "e3f04001 mvns r4, #1"); |
| COMPARE(mov(r5, Operand(0x0ffffff0), SetCC, ne), |
| "13f052ff mvnnes r5, #-268435441"); |
| COMPARE(mov(r6, Operand(-1), LeaveCC, ne), |
| "13e06000 mvnne r6, #0"); |
| |
| // mvn -> mov. |
| COMPARE(mvn(r3, Operand(-1), LeaveCC, al), |
| "e3a03000 mov r3, #0"); |
| COMPARE(mvn(r4, Operand(-2), SetCC, al), |
| "e3b04001 movs r4, #1"); |
| COMPARE(mvn(r5, Operand(0x0ffffff0), SetCC, ne), |
| "13b052ff movnes r5, #-268435441"); |
| COMPARE(mvn(r6, Operand(-1), LeaveCC, ne), |
| "13a06000 movne r6, #0"); |
| |
| // mov -> movw. |
| if (CpuFeatures::IsSupported(ARMv7)) { |
| COMPARE(mov(r5, Operand(0x01234), LeaveCC, ne), |
| "13015234 movwne r5, #4660"); |
| // We only disassemble one instruction so the eor instruction is not here. |
| COMPARE(eor(r5, r4, Operand(0x1234), LeaveCC, ne), |
| "1301c234 movwne ip, #4660"); |
| // Movw can't do setcc, so first move to ip, then the following instruction |
| // moves to r5. Mov immediate with setcc is pretty strange anyway. |
| COMPARE(mov(r5, Operand(0x01234), SetCC, ne), |
| "1301c234 movwne ip, #4660"); |
| // Emit a literal pool now, otherwise this could be dumped later, in the |
| // middle of a different test. |
| EMIT_PENDING_LITERALS(); |
| |
| // We only disassemble one instruction so the eor instruction is not here. |
| // The eor does the setcc so we get a movw here. |
| COMPARE(eor(r5, r4, Operand(0x1234), SetCC, ne), |
| "1301c234 movwne ip, #4660"); |
| |
| COMPARE(movt(r5, 0x4321, ne), |
| "13445321 movtne r5, #17185"); |
| COMPARE(movw(r5, 0xabcd, eq), |
| "030a5bcd movweq r5, #43981"); |
| } |
| |
| // Eor doesn't have an eor-negative variant, but we can do an mvn followed by |
| // an eor to get the same effect. |
| COMPARE(eor(r5, r4, Operand(0xffffff34), SetCC, ne), |
| "13e0c0cb mvnne ip, #203"); |
| |
| // and <-> bic. |
| COMPARE(and_(r3, r5, Operand(0xfc03ffff)), |
| "e3c537ff bic r3, r5, #66846720"); |
| COMPARE(bic(r3, r5, Operand(0xfc03ffff)), |
| "e20537ff and r3, r5, #66846720"); |
| |
| // sub <-> add. |
| COMPARE(add(r3, r5, Operand(-1024)), |
| "e2453b01 sub r3, r5, #1024"); |
| COMPARE(sub(r3, r5, Operand(-1024)), |
| "e2853b01 add r3, r5, #1024"); |
| |
| // cmp <-> cmn. |
| COMPARE(cmp(r3, Operand(-1024)), |
| "e3730b01 cmn r3, #1024"); |
| COMPARE(cmn(r3, Operand(-1024)), |
| "e3530b01 cmp r3, #1024"); |
| |
| // Miscellaneous instructions encoded as type 0. |
| COMPARE(blx(ip), |
| "e12fff3c blx ip"); |
| COMPARE(bkpt(0), |
| "e1200070 bkpt 0"); |
| COMPARE(bkpt(0xffff), |
| "e12fff7f bkpt 65535"); |
| COMPARE(clz(r6, r7), |
| "e16f6f17 clz r6, r7"); |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(Type1) { |
| SET_UP(); |
| |
| COMPARE(and_(r0, r1, Operand(0x00000000)), |
| "e2010000 and r0, r1, #0"); |
| COMPARE(and_(r1, r2, Operand(0x00000001), LeaveCC), |
| "e2021001 and r1, r2, #1"); |
| COMPARE(and_(r2, r3, Operand(0x00000010), SetCC), |
| "e2132010 ands r2, r3, #16"); |
| COMPARE(and_(r3, r4, Operand(0x00000100), LeaveCC, eq), |
| "02043c01 andeq r3, r4, #256"); |
| COMPARE(and_(r4, r5, Operand(0x00001000), SetCC, ne), |
| "12154a01 andnes r4, r5, #4096"); |
| |
| COMPARE(eor(r4, r5, Operand(0x00001000)), |
| "e2254a01 eor r4, r5, #4096"); |
| COMPARE(eor(r4, r4, Operand(0x00010000), LeaveCC), |
| "e2244801 eor r4, r4, #65536"); |
| COMPARE(eor(r4, r3, Operand(0x00100000), SetCC), |
| "e2334601 eors r4, r3, #1048576"); |
| COMPARE(eor(r4, r2, Operand(0x01000000), LeaveCC, cs), |
| "22224401 eorcs r4, r2, #16777216"); |
| COMPARE(eor(r4, r1, Operand(0x10000000), SetCC, cc), |
| "32314201 eorccs r4, r1, #268435456"); |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(Type3) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(ARMv7)) { |
| CpuFeatureScope scope(&assm, ARMv7); |
| COMPARE(ubfx(r0, r1, 5, 10), |
| "e7e902d1 ubfx r0, r1, #5, #10"); |
| COMPARE(ubfx(r1, r0, 5, 10), |
| "e7e912d0 ubfx r1, r0, #5, #10"); |
| COMPARE(ubfx(r0, r1, 31, 1), |
| "e7e00fd1 ubfx r0, r1, #31, #1"); |
| COMPARE(ubfx(r1, r0, 31, 1), |
| "e7e01fd0 ubfx r1, r0, #31, #1"); |
| |
| COMPARE(sbfx(r0, r1, 5, 10), |
| "e7a902d1 sbfx r0, r1, #5, #10"); |
| COMPARE(sbfx(r1, r0, 5, 10), |
| "e7a912d0 sbfx r1, r0, #5, #10"); |
| COMPARE(sbfx(r0, r1, 31, 1), |
| "e7a00fd1 sbfx r0, r1, #31, #1"); |
| COMPARE(sbfx(r1, r0, 31, 1), |
| "e7a01fd0 sbfx r1, r0, #31, #1"); |
| |
| COMPARE(bfc(r0, 5, 10), |
| "e7ce029f bfc r0, #5, #10"); |
| COMPARE(bfc(r1, 5, 10), |
| "e7ce129f bfc r1, #5, #10"); |
| COMPARE(bfc(r0, 31, 1), |
| "e7df0f9f bfc r0, #31, #1"); |
| COMPARE(bfc(r1, 31, 1), |
| "e7df1f9f bfc r1, #31, #1"); |
| |
| COMPARE(bfi(r0, r1, 5, 10), |
| "e7ce0291 bfi r0, r1, #5, #10"); |
| COMPARE(bfi(r1, r0, 5, 10), |
| "e7ce1290 bfi r1, r0, #5, #10"); |
| COMPARE(bfi(r0, r1, 31, 1), |
| "e7df0f91 bfi r0, r1, #31, #1"); |
| COMPARE(bfi(r1, r0, 31, 1), |
| "e7df1f90 bfi r1, r0, #31, #1"); |
| |
| COMPARE(pkhbt(r3, r4, Operand(r5, LSL, 17)), |
| "e6843895 pkhbt r3, r4, r5, lsl #17"); |
| COMPARE(pkhtb(r3, r4, Operand(r5, ASR, 17)), |
| "e68438d5 pkhtb r3, r4, r5, asr #17"); |
| |
| COMPARE(sxtb(r1, r7, 0, eq), "06af1077 sxtbeq r1, r7"); |
| COMPARE(sxtb(r0, r0, 8, ne), "16af0470 sxtbne r0, r0, ror #8"); |
| COMPARE(sxtb(r9, r10, 16), "e6af987a sxtb r9, r10, ror #16"); |
| COMPARE(sxtb(r4, r3, 24), "e6af4c73 sxtb r4, r3, ror #24"); |
| |
| COMPARE(sxtab(r3, r4, r5), "e6a43075 sxtab r3, r4, r5"); |
| |
| COMPARE(sxth(r5, r0), "e6bf5070 sxth r5, r0"); |
| COMPARE(sxth(r5, r9, 8), "e6bf5479 sxth r5, r9, ror #8"); |
| COMPARE(sxth(r5, r9, 16, hi), "86bf5879 sxthhi r5, r9, ror #16"); |
| COMPARE(sxth(r8, r9, 24, cc), "36bf8c79 sxthcc r8, r9, ror #24"); |
| |
| COMPARE(sxtah(r3, r4, r5, 16), "e6b43875 sxtah r3, r4, r5, ror #16"); |
| |
| COMPARE(uxtb(r9, r10), "e6ef907a uxtb r9, r10"); |
| COMPARE(uxtb(r3, r4, 8), "e6ef3474 uxtb r3, r4, ror #8"); |
| |
| COMPARE(uxtab(r3, r4, r5, 8), "e6e43475 uxtab r3, r4, r5, ror #8"); |
| |
| COMPARE(uxtb16(r3, r4, 8), "e6cf3474 uxtb16 r3, r4, ror #8"); |
| |
| COMPARE(uxth(r9, r10), "e6ff907a uxth r9, r10"); |
| COMPARE(uxth(r3, r4, 8), "e6ff3474 uxth r3, r4, ror #8"); |
| |
| COMPARE(uxtah(r3, r4, r5, 24), "e6f43c75 uxtah r3, r4, r5, ror #24"); |
| |
| COMPARE(rbit(r1, r2), "e6ff1f32 rbit r1, r2"); |
| COMPARE(rbit(r10, ip), "e6ffaf3c rbit r10, ip"); |
| } |
| |
| COMPARE(usat(r0, 1, Operand(r1)), |
| "e6e10011 usat r0, #1, r1"); |
| COMPARE(usat(r2, 7, Operand(lr)), |
| "e6e7201e usat r2, #7, lr"); |
| COMPARE(usat(r3, 31, Operand(r4, LSL, 31)), |
| "e6ff3f94 usat r3, #31, r4, lsl #31"); |
| COMPARE(usat(r8, 0, Operand(r5, ASR, 17)), |
| "e6e088d5 usat r8, #0, r5, asr #17"); |
| |
| COMPARE(smmla(r0, r1, r2, r3), "e7503211 smmla r0, r1, r2, r3"); |
| COMPARE(smmla(r10, r9, r8, r7), "e75a7819 smmla r10, r9, r8, r7"); |
| |
| COMPARE(smmul(r0, r1, r2), "e750f211 smmul r0, r1, r2"); |
| COMPARE(smmul(r8, r9, r10), "e758fa19 smmul r8, r9, r10"); |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(msr_mrs_disasm) { |
| SET_UP(); |
| |
| SRegisterFieldMask CPSR_all = CPSR_f | CPSR_s | CPSR_x | CPSR_c; |
| SRegisterFieldMask SPSR_all = SPSR_f | SPSR_s | SPSR_x | SPSR_c; |
| |
| COMPARE(msr(CPSR_f, Operand(r0)), "e128f000 msr CPSR_f, r0"); |
| COMPARE(msr(CPSR_s, Operand(r1)), "e124f001 msr CPSR_s, r1"); |
| COMPARE(msr(CPSR_x, Operand(r2)), "e122f002 msr CPSR_x, r2"); |
| COMPARE(msr(CPSR_c, Operand(r3)), "e121f003 msr CPSR_c, r3"); |
| COMPARE(msr(CPSR_all, Operand(ip)), "e12ff00c msr CPSR_fsxc, ip"); |
| COMPARE(msr(SPSR_f, Operand(r0)), "e168f000 msr SPSR_f, r0"); |
| COMPARE(msr(SPSR_s, Operand(r1)), "e164f001 msr SPSR_s, r1"); |
| COMPARE(msr(SPSR_x, Operand(r2)), "e162f002 msr SPSR_x, r2"); |
| COMPARE(msr(SPSR_c, Operand(r3)), "e161f003 msr SPSR_c, r3"); |
| COMPARE(msr(SPSR_all, Operand(ip)), "e16ff00c msr SPSR_fsxc, ip"); |
| COMPARE(msr(CPSR_f, Operand(r0), eq), "0128f000 msreq CPSR_f, r0"); |
| COMPARE(msr(CPSR_s, Operand(r1), ne), "1124f001 msrne CPSR_s, r1"); |
| COMPARE(msr(CPSR_x, Operand(r2), cs), "2122f002 msrcs CPSR_x, r2"); |
| COMPARE(msr(CPSR_c, Operand(r3), cc), "3121f003 msrcc CPSR_c, r3"); |
| COMPARE(msr(CPSR_all, Operand(ip), mi), "412ff00c msrmi CPSR_fsxc, ip"); |
| COMPARE(msr(SPSR_f, Operand(r0), pl), "5168f000 msrpl SPSR_f, r0"); |
| COMPARE(msr(SPSR_s, Operand(r1), vs), "6164f001 msrvs SPSR_s, r1"); |
| COMPARE(msr(SPSR_x, Operand(r2), vc), "7162f002 msrvc SPSR_x, r2"); |
| COMPARE(msr(SPSR_c, Operand(r3), hi), "8161f003 msrhi SPSR_c, r3"); |
| COMPARE(msr(SPSR_all, Operand(ip), ls), "916ff00c msrls SPSR_fsxc, ip"); |
| |
| // Other combinations of mask bits. |
| COMPARE(msr(CPSR_s | CPSR_x, Operand(r4)), |
| "e126f004 msr CPSR_sx, r4"); |
| COMPARE(msr(SPSR_s | SPSR_x | SPSR_c, Operand(r5)), |
| "e167f005 msr SPSR_sxc, r5"); |
| COMPARE(msr(SPSR_s | SPSR_c, Operand(r6)), |
| "e165f006 msr SPSR_sc, r6"); |
| COMPARE(msr(SPSR_f | SPSR_c, Operand(r7)), |
| "e169f007 msr SPSR_fc, r7"); |
| // MSR with no mask is UNPREDICTABLE, and checked by the assembler, but check |
| // that the disassembler does something sensible. |
| COMPARE(dd(0xe120f008), "e120f008 msr CPSR_(none), r8"); |
| |
| COMPARE(mrs(r0, CPSR), "e10f0000 mrs r0, CPSR"); |
| COMPARE(mrs(r1, SPSR), "e14f1000 mrs r1, SPSR"); |
| COMPARE(mrs(r2, CPSR, ge), "a10f2000 mrsge r2, CPSR"); |
| COMPARE(mrs(r3, SPSR, lt), "b14f3000 mrslt r3, SPSR"); |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(Vfp) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(VFPv3)) { |
| CpuFeatureScope scope(&assm, VFPv3); |
| COMPARE(vmov(d0, r2, r3), |
| "ec432b10 vmov d0, r2, r3"); |
| COMPARE(vmov(r2, r3, d0), |
| "ec532b10 vmov r2, r3, d0"); |
| COMPARE(vmov(d0, d1), |
| "eeb00b41 vmov.f64 d0, d1"); |
| COMPARE(vmov(d3, d3, eq), |
| "0eb03b43 vmoveq.f64 d3, d3"); |
| |
| COMPARE(vmov(s0, s31), |
| "eeb00a6f vmov.f32 s0, s31"); |
| COMPARE(vmov(s31, s0), |
| "eef0fa40 vmov.f32 s31, s0"); |
| COMPARE(vmov(r0, s0), |
| "ee100a10 vmov r0, s0"); |
| COMPARE(vmov(r10, s31), |
| "ee1faa90 vmov r10, s31"); |
| COMPARE(vmov(s0, r0), |
| "ee000a10 vmov s0, r0"); |
| COMPARE(vmov(s31, r10), |
| "ee0faa90 vmov s31, r10"); |
| |
| COMPARE(vabs(d0, d1), |
| "eeb00bc1 vabs.f64 d0, d1"); |
| COMPARE(vabs(d3, d4, mi), |
| "4eb03bc4 vabsmi.f64 d3, d4"); |
| |
| COMPARE(vabs(s0, s1), |
| "eeb00ae0 vabs.f32 s0, s1"); |
| COMPARE(vabs(s3, s4, mi), |
| "4ef01ac2 vabsmi.f32 s3, s4"); |
| |
| COMPARE(vneg(d0, d1), |
| "eeb10b41 vneg.f64 d0, d1"); |
| COMPARE(vneg(d3, d4, mi), |
| "4eb13b44 vnegmi.f64 d3, d4"); |
| |
| COMPARE(vneg(s0, s1), |
| "eeb10a60 vneg.f32 s0, s1"); |
| COMPARE(vneg(s3, s4, mi), |
| "4ef11a42 vnegmi.f32 s3, s4"); |
| |
| COMPARE(vadd(d0, d1, d2), |
| "ee310b02 vadd.f64 d0, d1, d2"); |
| COMPARE(vadd(d3, d4, d5, mi), |
| "4e343b05 vaddmi.f64 d3, d4, d5"); |
| |
| COMPARE(vadd(s0, s1, s2), |
| "ee300a81 vadd.f32 s0, s1, s2"); |
| COMPARE(vadd(s3, s4, s5, mi), |
| "4e721a22 vaddmi.f32 s3, s4, s5"); |
| |
| COMPARE(vsub(d0, d1, d2), |
| "ee310b42 vsub.f64 d0, d1, d2"); |
| COMPARE(vsub(d3, d4, d5, ne), |
| "1e343b45 vsubne.f64 d3, d4, d5"); |
| |
| COMPARE(vsub(s0, s1, s2), |
| "ee300ac1 vsub.f32 s0, s1, s2"); |
| COMPARE(vsub(s3, s4, s5, ne), |
| "1e721a62 vsubne.f32 s3, s4, s5"); |
| |
| COMPARE(vmul(d2, d1, d0), |
| "ee212b00 vmul.f64 d2, d1, d0"); |
| COMPARE(vmul(d6, d4, d5, cc), |
| "3e246b05 vmulcc.f64 d6, d4, d5"); |
| |
| COMPARE(vmul(s2, s1, s0), |
| "ee201a80 vmul.f32 s2, s1, s0"); |
| COMPARE(vmul(s6, s4, s5, cc), |
| "3e223a22 vmulcc.f32 s6, s4, s5"); |
| |
| COMPARE(vdiv(d2, d2, d2), |
| "ee822b02 vdiv.f64 d2, d2, d2"); |
| COMPARE(vdiv(d6, d7, d7, hi), |
| "8e876b07 vdivhi.f64 d6, d7, d7"); |
| |
| COMPARE(vdiv(s2, s2, s2), |
| "ee811a01 vdiv.f32 s2, s2, s2"); |
| COMPARE(vdiv(s6, s7, s7, hi), |
| "8e833aa3 vdivhi.f32 s6, s7, s7"); |
| |
| COMPARE(vcmp(d0, d1), |
| "eeb40b41 vcmp.f64 d0, d1"); |
| COMPARE(vcmp(d0, 0.0), |
| "eeb50b40 vcmp.f64 d0, #0.0"); |
| |
| COMPARE(vcmp(s0, s1), |
| "eeb40a60 vcmp.f32 s0, s1"); |
| COMPARE(vcmp(s0, 0.0f), |
| "eeb50a40 vcmp.f32 s0, #0.0"); |
| |
| COMPARE(vsqrt(d0, d0), |
| "eeb10bc0 vsqrt.f64 d0, d0"); |
| COMPARE(vsqrt(d2, d3, ne), |
| "1eb12bc3 vsqrtne.f64 d2, d3"); |
| |
| COMPARE(vsqrt(s0, s0), |
| "eeb10ac0 vsqrt.f32 s0, s0"); |
| COMPARE(vsqrt(s2, s3, ne), |
| "1eb11ae1 vsqrtne.f32 s2, s3"); |
| |
| COMPARE(vmov(d0, 1.0), |
| "eeb70b00 vmov.f64 d0, #1"); |
| COMPARE(vmov(d2, -13.0), |
| "eeba2b0a vmov.f64 d2, #-13"); |
| |
| COMPARE(vmov(s1, -1.0), |
| "eeff0a00 vmov.f32 s1, #-1"); |
| COMPARE(vmov(s3, 13.0), |
| "eef21a0a vmov.f32 s3, #13"); |
| |
| COMPARE(vmov(d0, VmovIndexLo, r0), |
| "ee000b10 vmov.32 d0[0], r0"); |
| COMPARE(vmov(d0, VmovIndexHi, r0), |
| "ee200b10 vmov.32 d0[1], r0"); |
| |
| COMPARE(vmov(r2, VmovIndexLo, d15), |
| "ee1f2b10 vmov.32 r2, d15[0]"); |
| COMPARE(vmov(r3, VmovIndexHi, d14), |
| "ee3e3b10 vmov.32 r3, d14[1]"); |
| |
| COMPARE(vldr(s0, r0, 0), |
| "ed900a00 vldr s0, [r0 + 4*0]"); |
| COMPARE(vldr(s1, r1, 4), |
| "edd10a01 vldr s1, [r1 + 4*1]"); |
| COMPARE(vldr(s15, r4, 16), |
| "edd47a04 vldr s15, [r4 + 4*4]"); |
| COMPARE(vldr(s16, r5, 20), |
| "ed958a05 vldr s16, [r5 + 4*5]"); |
| COMPARE(vldr(s31, r10, 1020), |
| "eddafaff vldr s31, [r10 + 4*255]"); |
| |
| COMPARE(vstr(s0, r0, 0), |
| "ed800a00 vstr s0, [r0 + 4*0]"); |
| COMPARE(vstr(s1, r1, 4), |
| "edc10a01 vstr s1, [r1 + 4*1]"); |
| COMPARE(vstr(s15, r8, 8), |
| "edc87a02 vstr s15, [r8 + 4*2]"); |
| COMPARE(vstr(s16, r9, 12), |
| "ed898a03 vstr s16, [r9 + 4*3]"); |
| COMPARE(vstr(s31, r10, 1020), |
| "edcafaff vstr s31, [r10 + 4*255]"); |
| |
| COMPARE(vldr(d0, r0, 0), |
| "ed900b00 vldr d0, [r0 + 4*0]"); |
| COMPARE(vldr(d1, r1, 4), |
| "ed911b01 vldr d1, [r1 + 4*1]"); |
| COMPARE(vldr(d15, r10, 1020), |
| "ed9afbff vldr d15, [r10 + 4*255]"); |
| COMPARE(vstr(d0, r0, 0), |
| "ed800b00 vstr d0, [r0 + 4*0]"); |
| COMPARE(vstr(d1, r1, 4), |
| "ed811b01 vstr d1, [r1 + 4*1]"); |
| COMPARE(vstr(d15, r10, 1020), |
| "ed8afbff vstr d15, [r10 + 4*255]"); |
| |
| COMPARE(vmsr(r5), |
| "eee15a10 vmsr FPSCR, r5"); |
| COMPARE(vmsr(r10, pl), |
| "5ee1aa10 vmsrpl FPSCR, r10"); |
| COMPARE(vmsr(pc), |
| "eee1fa10 vmsr FPSCR, APSR"); |
| COMPARE(vmrs(r5), |
| "eef15a10 vmrs r5, FPSCR"); |
| COMPARE(vmrs(r10, ge), |
| "aef1aa10 vmrsge r10, FPSCR"); |
| COMPARE(vmrs(pc), |
| "eef1fa10 vmrs APSR, FPSCR"); |
| |
| COMPARE(vstm(ia, r0, d1, d3), |
| "ec801b06 vstmia r0, {d1-d3}"); |
| COMPARE(vldm(ia, r1, d2, d5), |
| "ec912b08 vldmia r1, {d2-d5}"); |
| COMPARE(vstm(ia, r2, d0, d15), |
| "ec820b20 vstmia r2, {d0-d15}"); |
| COMPARE(vldm(ia, r3, d0, d15), |
| "ec930b20 vldmia r3, {d0-d15}"); |
| COMPARE(vstm(ia, r4, s1, s3), |
| "ecc40a03 vstmia r4, {s1-s3}"); |
| COMPARE(vldm(ia, r5, s2, s5), |
| "ec951a04 vldmia r5, {s2-s5}"); |
| COMPARE(vstm(ia, r6, s0, s31), |
| "ec860a20 vstmia r6, {s0-s31}"); |
| COMPARE(vldm(ia, r7, s0, s31), |
| "ec970a20 vldmia r7, {s0-s31}"); |
| |
| COMPARE(vmla(d2, d1, d0), |
| "ee012b00 vmla.f64 d2, d1, d0"); |
| COMPARE(vmla(d6, d4, d5, cc), |
| "3e046b05 vmlacc.f64 d6, d4, d5"); |
| |
| COMPARE(vmla(s2, s1, s0), |
| "ee001a80 vmla.f32 s2, s1, s0"); |
| COMPARE(vmla(s6, s4, s5, cc), |
| "3e023a22 vmlacc.f32 s6, s4, s5"); |
| |
| COMPARE(vmls(d2, d1, d0), |
| "ee012b40 vmls.f64 d2, d1, d0"); |
| COMPARE(vmls(d6, d4, d5, cc), |
| "3e046b45 vmlscc.f64 d6, d4, d5"); |
| |
| COMPARE(vmls(s2, s1, s0), |
| "ee001ac0 vmls.f32 s2, s1, s0"); |
| COMPARE(vmls(s6, s4, s5, cc), |
| "3e023a62 vmlscc.f32 s6, s4, s5"); |
| |
| COMPARE(vcvt_f32_f64(s31, d15), |
| "eef7fbcf vcvt.f32.f64 s31, d15"); |
| COMPARE(vcvt_f32_s32(s30, s29), |
| "eeb8faee vcvt.f32.s32 s30, s29"); |
| COMPARE(vcvt_f64_f32(d14, s28), |
| "eeb7eace vcvt.f64.f32 d14, s28"); |
| COMPARE(vcvt_f64_s32(d13, s27), |
| "eeb8dbed vcvt.f64.s32 d13, s27"); |
| COMPARE(vcvt_f64_u32(d12, s26), |
| "eeb8cb4d vcvt.f64.u32 d12, s26"); |
| COMPARE(vcvt_s32_f32(s25, s24), |
| "eefdcacc vcvt.s32.f32 s25, s24"); |
| COMPARE(vcvt_s32_f64(s23, d11), |
| "eefdbbcb vcvt.s32.f64 s23, d11"); |
| COMPARE(vcvt_u32_f32(s22, s21), |
| "eebcbaea vcvt.u32.f32 s22, s21"); |
| COMPARE(vcvt_u32_f64(s20, d10), |
| "eebcabca vcvt.u32.f64 s20, d10"); |
| |
| COMPARE(vcvt_f64_s32(d9, 2), |
| "eeba9bcf vcvt.f64.s32 d9, d9, #2"); |
| |
| if (CpuFeatures::IsSupported(VFP32DREGS)) { |
| CpuFeatureScope scope(&assm, VFP32DREGS); |
| COMPARE(vmov(d3, d27), |
| "eeb03b6b vmov.f64 d3, d27"); |
| COMPARE(vmov(d18, d7), |
| "eef02b47 vmov.f64 d18, d7"); |
| COMPARE(vmov(d18, r2, r3), |
| "ec432b32 vmov d18, r2, r3"); |
| COMPARE(vmov(r2, r3, d18), |
| "ec532b32 vmov r2, r3, d18"); |
| COMPARE(vmov(d20, d31), |
| "eef04b6f vmov.f64 d20, d31"); |
| |
| COMPARE(vabs(d16, d31), |
| "eef00bef vabs.f64 d16, d31"); |
| |
| COMPARE(vneg(d16, d31), |
| "eef10b6f vneg.f64 d16, d31"); |
| |
| COMPARE(vadd(d16, d17, d18), |
| "ee710ba2 vadd.f64 d16, d17, d18"); |
| |
| COMPARE(vsub(d16, d17, d18), |
| "ee710be2 vsub.f64 d16, d17, d18"); |
| |
| COMPARE(vmul(d16, d17, d18), |
| "ee610ba2 vmul.f64 d16, d17, d18"); |
| |
| COMPARE(vdiv(d16, d17, d18), |
| "eec10ba2 vdiv.f64 d16, d17, d18"); |
| |
| COMPARE(vcmp(d16, d17), |
| "eef40b61 vcmp.f64 d16, d17"); |
| COMPARE(vcmp(d16, 0.0), |
| "eef50b40 vcmp.f64 d16, #0.0"); |
| |
| COMPARE(vsqrt(d16, d17), |
| "eef10be1 vsqrt.f64 d16, d17"); |
| |
| COMPARE(vmov(d30, 16.0), |
| "eef3eb00 vmov.f64 d30, #16"); |
| |
| COMPARE(vmov(d31, VmovIndexLo, r7), |
| "ee0f7b90 vmov.32 d31[0], r7"); |
| COMPARE(vmov(d31, VmovIndexHi, r7), |
| "ee2f7b90 vmov.32 d31[1], r7"); |
| |
| COMPARE(vldr(d25, r0, 0), |
| "edd09b00 vldr d25, [r0 + 4*0]"); |
| COMPARE(vldr(d26, r1, 4), |
| "edd1ab01 vldr d26, [r1 + 4*1]"); |
| COMPARE(vldr(d31, r10, 1020), |
| "eddafbff vldr d31, [r10 + 4*255]"); |
| |
| COMPARE(vstr(d16, r0, 0), |
| "edc00b00 vstr d16, [r0 + 4*0]"); |
| COMPARE(vstr(d17, r1, 4), |
| "edc11b01 vstr d17, [r1 + 4*1]"); |
| COMPARE(vstr(d31, r10, 1020), |
| "edcafbff vstr d31, [r10 + 4*255]"); |
| |
| COMPARE(vstm(ia, r0, d16, d31), |
| "ecc00b20 vstmia r0, {d16-d31}"); |
| COMPARE(vldm(ia, r3, d16, d31), |
| "ecd30b20 vldmia r3, {d16-d31}"); |
| COMPARE(vstm(ia, r0, d23, d27), |
| "ecc07b0a vstmia r0, {d23-d27}"); |
| COMPARE(vldm(ia, r3, d23, d27), |
| "ecd37b0a vldmia r3, {d23-d27}"); |
| |
| COMPARE(vmla(d16, d17, d18), |
| "ee410ba2 vmla.f64 d16, d17, d18"); |
| |
| COMPARE(vcvt_f32_f64(s0, d31), |
| "eeb70bef vcvt.f32.f64 s0, d31"); |
| COMPARE(vcvt_f32_s32(s1, s2), |
| "eef80ac1 vcvt.f32.s32 s1, s2"); |
| COMPARE(vcvt_f64_f32(d30, s3), |
| "eef7eae1 vcvt.f64.f32 d30, s3"); |
| COMPARE(vcvt_f64_s32(d29, s4), |
| "eef8dbc2 vcvt.f64.s32 d29, s4"); |
| COMPARE(vcvt_f64_u32(d28, s5), |
| "eef8cb62 vcvt.f64.u32 d28, s5"); |
| COMPARE(vcvt_s32_f32(s6, s7), |
| "eebd3ae3 vcvt.s32.f32 s6, s7"); |
| COMPARE(vcvt_s32_f64(s8, d27), |
| "eebd4beb vcvt.s32.f64 s8, d27"); |
| COMPARE(vcvt_u32_f32(s9, s10), |
| "eefc4ac5 vcvt.u32.f32 s9, s10"); |
| COMPARE(vcvt_u32_f64(s11, d26), |
| "eefc5bea vcvt.u32.f64 s11, d26"); |
| |
| COMPARE(vcvt_f64_s32(d25, 2), |
| "eefa9bcf vcvt.f64.s32 d25, d25, #2"); |
| } |
| } |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(ARMv8_vrintX_disasm) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(ARMv8)) { |
| CpuFeatureScope scope(&assm, ARMv8); |
| COMPARE(vrinta(d0, d0), "feb80b40 vrinta.f64.f64 d0, d0"); |
| COMPARE(vrinta(d2, d3), "feb82b43 vrinta.f64.f64 d2, d3"); |
| |
| COMPARE(vrintp(d0, d0), "feba0b40 vrintp.f64.f64 d0, d0"); |
| COMPARE(vrintp(d2, d3), "feba2b43 vrintp.f64.f64 d2, d3"); |
| |
| COMPARE(vrintn(d0, d0), "feb90b40 vrintn.f64.f64 d0, d0"); |
| COMPARE(vrintn(d2, d3), "feb92b43 vrintn.f64.f64 d2, d3"); |
| |
| COMPARE(vrintm(d0, d0), "febb0b40 vrintm.f64.f64 d0, d0"); |
| COMPARE(vrintm(d2, d3), "febb2b43 vrintm.f64.f64 d2, d3"); |
| |
| COMPARE(vrintz(d0, d0), "eeb60bc0 vrintz.f64.f64 d0, d0"); |
| COMPARE(vrintz(d2, d3, ne), "1eb62bc3 vrintzne.f64.f64 d2, d3"); |
| } |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(ARMv8_vminmax_disasm) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(ARMv8)) { |
| CpuFeatureScope scope(&assm, ARMv8); |
| COMPARE(vmaxnm(d0, d1, d2), "fe810b02 vmaxnm.f64 d0, d1, d2"); |
| COMPARE(vminnm(d3, d4, d5), "fe843b45 vminnm.f64 d3, d4, d5"); |
| COMPARE(vmaxnm(s6, s7, s8), "fe833a84 vmaxnm.f32 s6, s7, s8"); |
| COMPARE(vminnm(s9, s10, s11), "fec54a65 vminnm.f32 s9, s10, s11"); |
| } |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(ARMv8_vselX_disasm) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(ARMv8)) { |
| CpuFeatureScope scope(&assm, ARMv8); |
| // Native instructions. |
| COMPARE(vsel(eq, d0, d1, d2), |
| "fe010b02 vseleq.f64 d0, d1, d2"); |
| COMPARE(vsel(eq, s0, s1, s2), |
| "fe000a81 vseleq.f32 s0, s1, s2"); |
| COMPARE(vsel(ge, d0, d1, d2), |
| "fe210b02 vselge.f64 d0, d1, d2"); |
| COMPARE(vsel(ge, s0, s1, s2), |
| "fe200a81 vselge.f32 s0, s1, s2"); |
| COMPARE(vsel(gt, d0, d1, d2), |
| "fe310b02 vselgt.f64 d0, d1, d2"); |
| COMPARE(vsel(gt, s0, s1, s2), |
| "fe300a81 vselgt.f32 s0, s1, s2"); |
| COMPARE(vsel(vs, d0, d1, d2), |
| "fe110b02 vselvs.f64 d0, d1, d2"); |
| COMPARE(vsel(vs, s0, s1, s2), |
| "fe100a81 vselvs.f32 s0, s1, s2"); |
| |
| // Inverted conditions (and swapped inputs). |
| COMPARE(vsel(ne, d0, d1, d2), |
| "fe020b01 vseleq.f64 d0, d2, d1"); |
| COMPARE(vsel(ne, s0, s1, s2), |
| "fe010a20 vseleq.f32 s0, s2, s1"); |
| COMPARE(vsel(lt, d0, d1, d2), |
| "fe220b01 vselge.f64 d0, d2, d1"); |
| COMPARE(vsel(lt, s0, s1, s2), |
| "fe210a20 vselge.f32 s0, s2, s1"); |
| COMPARE(vsel(le, d0, d1, d2), |
| "fe320b01 vselgt.f64 d0, d2, d1"); |
| COMPARE(vsel(le, s0, s1, s2), |
| "fe310a20 vselgt.f32 s0, s2, s1"); |
| COMPARE(vsel(vc, d0, d1, d2), |
| "fe120b01 vselvs.f64 d0, d2, d1"); |
| COMPARE(vsel(vc, s0, s1, s2), |
| "fe110a20 vselvs.f32 s0, s2, s1"); |
| } |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(Neon) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(NEON)) { |
| CpuFeatureScope scope(&assm, NEON); |
| COMPARE(vld1(Neon8, NeonListOperand(d4, 4), NeonMemOperand(r1)), |
| "f421420f vld1.8 {d4, d5, d6, d7}, [r1]"); |
| COMPARE(vst1(Neon16, NeonListOperand(d17, 4), NeonMemOperand(r9)), |
| "f449124f vst1.16 {d17, d18, d19, d20}, [r9]"); |
| COMPARE(vmovl(NeonU8, q3, d1), |
| "f3886a11 vmovl.u8 q3, d1"); |
| COMPARE(vmovl(NeonU8, q4, d2), |
| "f3888a12 vmovl.u8 q4, d2"); |
| COMPARE(vswp(d0, d31), |
| "f3b2002f vswp d0, d31"); |
| COMPARE(vswp(d16, d14), |
| "f3f2000e vswp d16, d14"); |
| } |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(LoadStore) { |
| SET_UP(); |
| |
| COMPARE(ldrb(r0, MemOperand(r1)), |
| "e5d10000 ldrb r0, [r1, #+0]"); |
| COMPARE(ldrb(r2, MemOperand(r3, 42)), |
| "e5d3202a ldrb r2, [r3, #+42]"); |
| COMPARE(ldrb(r4, MemOperand(r5, -42)), |
| "e555402a ldrb r4, [r5, #-42]"); |
| COMPARE(ldrb(r6, MemOperand(r7, 42, PostIndex)), |
| "e4d7602a ldrb r6, [r7], #+42"); |
| COMPARE(ldrb(r8, MemOperand(r9, -42, PostIndex)), |
| "e459802a ldrb r8, [r9], #-42"); |
| COMPARE(ldrb(r10, MemOperand(fp, 42, PreIndex)), |
| "e5fba02a ldrb r10, [fp, #+42]!"); |
| COMPARE(ldrb(ip, MemOperand(sp, -42, PreIndex)), |
| "e57dc02a ldrb ip, [sp, #-42]!"); |
| COMPARE(ldrb(r0, MemOperand(r1, r2)), |
| "e7d10002 ldrb r0, [r1, +r2]"); |
| COMPARE(ldrb(r0, MemOperand(r1, r2, NegOffset)), |
| "e7510002 ldrb r0, [r1, -r2]"); |
| COMPARE(ldrb(r0, MemOperand(r1, r2, PostIndex)), |
| "e6d10002 ldrb r0, [r1], +r2"); |
| COMPARE(ldrb(r0, MemOperand(r1, r2, NegPostIndex)), |
| "e6510002 ldrb r0, [r1], -r2"); |
| COMPARE(ldrb(r0, MemOperand(r1, r2, PreIndex)), |
| "e7f10002 ldrb r0, [r1, +r2]!"); |
| COMPARE(ldrb(r0, MemOperand(r1, r2, NegPreIndex)), |
| "e7710002 ldrb r0, [r1, -r2]!"); |
| |
| COMPARE(strb(r0, MemOperand(r1)), |
| "e5c10000 strb r0, [r1, #+0]"); |
| COMPARE(strb(r2, MemOperand(r3, 42)), |
| "e5c3202a strb r2, [r3, #+42]"); |
| COMPARE(strb(r4, MemOperand(r5, -42)), |
| "e545402a strb r4, [r5, #-42]"); |
| COMPARE(strb(r6, MemOperand(r7, 42, PostIndex)), |
| "e4c7602a strb r6, [r7], #+42"); |
| COMPARE(strb(r8, MemOperand(r9, -42, PostIndex)), |
| "e449802a strb r8, [r9], #-42"); |
| COMPARE(strb(r10, MemOperand(fp, 42, PreIndex)), |
| "e5eba02a strb r10, [fp, #+42]!"); |
| COMPARE(strb(ip, MemOperand(sp, -42, PreIndex)), |
| "e56dc02a strb ip, [sp, #-42]!"); |
| COMPARE(strb(r0, MemOperand(r1, r2)), |
| "e7c10002 strb r0, [r1, +r2]"); |
| COMPARE(strb(r0, MemOperand(r1, r2, NegOffset)), |
| "e7410002 strb r0, [r1, -r2]"); |
| COMPARE(strb(r0, MemOperand(r1, r2, PostIndex)), |
| "e6c10002 strb r0, [r1], +r2"); |
| COMPARE(strb(r0, MemOperand(r1, r2, NegPostIndex)), |
| "e6410002 strb r0, [r1], -r2"); |
| COMPARE(strb(r0, MemOperand(r1, r2, PreIndex)), |
| "e7e10002 strb r0, [r1, +r2]!"); |
| COMPARE(strb(r0, MemOperand(r1, r2, NegPreIndex)), |
| "e7610002 strb r0, [r1, -r2]!"); |
| |
| COMPARE(ldrh(r0, MemOperand(r1)), |
| "e1d100b0 ldrh r0, [r1, #+0]"); |
| COMPARE(ldrh(r2, MemOperand(r3, 42)), |
| "e1d322ba ldrh r2, [r3, #+42]"); |
| COMPARE(ldrh(r4, MemOperand(r5, -42)), |
| "e15542ba ldrh r4, [r5, #-42]"); |
| COMPARE(ldrh(r6, MemOperand(r7, 42, PostIndex)), |
| "e0d762ba ldrh r6, [r7], #+42"); |
| COMPARE(ldrh(r8, MemOperand(r9, -42, PostIndex)), |
| "e05982ba ldrh r8, [r9], #-42"); |
| COMPARE(ldrh(r10, MemOperand(fp, 42, PreIndex)), |
| "e1fba2ba ldrh r10, [fp, #+42]!"); |
| COMPARE(ldrh(ip, MemOperand(sp, -42, PreIndex)), |
| "e17dc2ba ldrh ip, [sp, #-42]!"); |
| COMPARE(ldrh(r0, MemOperand(r1, r2)), |
| "e19100b2 ldrh r0, [r1, +r2]"); |
| COMPARE(ldrh(r0, MemOperand(r1, r2, NegOffset)), |
| "e11100b2 ldrh r0, [r1, -r2]"); |
| COMPARE(ldrh(r0, MemOperand(r1, r2, PostIndex)), |
| "e09100b2 ldrh r0, [r1], +r2"); |
| COMPARE(ldrh(r0, MemOperand(r1, r2, NegPostIndex)), |
| "e01100b2 ldrh r0, [r1], -r2"); |
| COMPARE(ldrh(r0, MemOperand(r1, r2, PreIndex)), |
| "e1b100b2 ldrh r0, [r1, +r2]!"); |
| COMPARE(ldrh(r0, MemOperand(r1, r2, NegPreIndex)), |
| "e13100b2 ldrh r0, [r1, -r2]!"); |
| |
| COMPARE(strh(r0, MemOperand(r1)), |
| "e1c100b0 strh r0, [r1, #+0]"); |
| COMPARE(strh(r2, MemOperand(r3, 42)), |
| "e1c322ba strh r2, [r3, #+42]"); |
| COMPARE(strh(r4, MemOperand(r5, -42)), |
| "e14542ba strh r4, [r5, #-42]"); |
| COMPARE(strh(r6, MemOperand(r7, 42, PostIndex)), |
| "e0c762ba strh r6, [r7], #+42"); |
| COMPARE(strh(r8, MemOperand(r9, -42, PostIndex)), |
| "e04982ba strh r8, [r9], #-42"); |
| COMPARE(strh(r10, MemOperand(fp, 42, PreIndex)), |
| "e1eba2ba strh r10, [fp, #+42]!"); |
| COMPARE(strh(ip, MemOperand(sp, -42, PreIndex)), |
| "e16dc2ba strh ip, [sp, #-42]!"); |
| COMPARE(strh(r0, MemOperand(r1, r2)), |
| "e18100b2 strh r0, [r1, +r2]"); |
| COMPARE(strh(r0, MemOperand(r1, r2, NegOffset)), |
| "e10100b2 strh r0, [r1, -r2]"); |
| COMPARE(strh(r0, MemOperand(r1, r2, PostIndex)), |
| "e08100b2 strh r0, [r1], +r2"); |
| COMPARE(strh(r0, MemOperand(r1, r2, NegPostIndex)), |
| "e00100b2 strh r0, [r1], -r2"); |
| COMPARE(strh(r0, MemOperand(r1, r2, PreIndex)), |
| "e1a100b2 strh r0, [r1, +r2]!"); |
| COMPARE(strh(r0, MemOperand(r1, r2, NegPreIndex)), |
| "e12100b2 strh r0, [r1, -r2]!"); |
| |
| COMPARE(ldr(r0, MemOperand(r1)), |
| "e5910000 ldr r0, [r1, #+0]"); |
| COMPARE(ldr(r2, MemOperand(r3, 42)), |
| "e593202a ldr r2, [r3, #+42]"); |
| COMPARE(ldr(r4, MemOperand(r5, -42)), |
| "e515402a ldr r4, [r5, #-42]"); |
| COMPARE(ldr(r6, MemOperand(r7, 42, PostIndex)), |
| "e497602a ldr r6, [r7], #+42"); |
| COMPARE(ldr(r8, MemOperand(r9, -42, PostIndex)), |
| "e419802a ldr r8, [r9], #-42"); |
| COMPARE(ldr(r10, MemOperand(fp, 42, PreIndex)), |
| "e5bba02a ldr r10, [fp, #+42]!"); |
| COMPARE(ldr(ip, MemOperand(sp, -42, PreIndex)), |
| "e53dc02a ldr ip, [sp, #-42]!"); |
| COMPARE(ldr(r0, MemOperand(r1, r2)), |
| "e7910002 ldr r0, [r1, +r2]"); |
| COMPARE(ldr(r0, MemOperand(r1, r2, NegOffset)), |
| "e7110002 ldr r0, [r1, -r2]"); |
| COMPARE(ldr(r0, MemOperand(r1, r2, PostIndex)), |
| "e6910002 ldr r0, [r1], +r2"); |
| COMPARE(ldr(r0, MemOperand(r1, r2, NegPostIndex)), |
| "e6110002 ldr r0, [r1], -r2"); |
| COMPARE(ldr(r0, MemOperand(r1, r2, PreIndex)), |
| "e7b10002 ldr r0, [r1, +r2]!"); |
| COMPARE(ldr(r0, MemOperand(r1, r2, NegPreIndex)), |
| "e7310002 ldr r0, [r1, -r2]!"); |
| |
| COMPARE(str(r0, MemOperand(r1)), |
| "e5810000 str r0, [r1, #+0]"); |
| COMPARE(str(r2, MemOperand(r3, 42)), |
| "e583202a str r2, [r3, #+42]"); |
| COMPARE(str(r4, MemOperand(r5, -42)), |
| "e505402a str r4, [r5, #-42]"); |
| COMPARE(str(r6, MemOperand(r7, 42, PostIndex)), |
| "e487602a str r6, [r7], #+42"); |
| COMPARE(str(r8, MemOperand(r9, -42, PostIndex)), |
| "e409802a str r8, [r9], #-42"); |
| COMPARE(str(r10, MemOperand(fp, 42, PreIndex)), |
| "e5aba02a str r10, [fp, #+42]!"); |
| COMPARE(str(ip, MemOperand(sp, -42, PreIndex)), |
| "e52dc02a str ip, [sp, #-42]!"); |
| COMPARE(str(r0, MemOperand(r1, r2)), |
| "e7810002 str r0, [r1, +r2]"); |
| COMPARE(str(r0, MemOperand(r1, r2, NegOffset)), |
| "e7010002 str r0, [r1, -r2]"); |
| COMPARE(str(r0, MemOperand(r1, r2, PostIndex)), |
| "e6810002 str r0, [r1], +r2"); |
| COMPARE(str(r0, MemOperand(r1, r2, NegPostIndex)), |
| "e6010002 str r0, [r1], -r2"); |
| COMPARE(str(r0, MemOperand(r1, r2, PreIndex)), |
| "e7a10002 str r0, [r1, +r2]!"); |
| COMPARE(str(r0, MemOperand(r1, r2, NegPreIndex)), |
| "e7210002 str r0, [r1, -r2]!"); |
| |
| if (CpuFeatures::IsSupported(ARMv7)) { |
| CpuFeatureScope scope(&assm, ARMv7); |
| COMPARE(ldrd(r0, r1, MemOperand(r1)), |
| "e1c100d0 ldrd r0, [r1, #+0]"); |
| COMPARE(ldrd(r2, r3, MemOperand(r3, 127)), |
| "e1c327df ldrd r2, [r3, #+127]"); |
| COMPARE(ldrd(r4, r5, MemOperand(r5, -127)), |
| "e14547df ldrd r4, [r5, #-127]"); |
| COMPARE(ldrd(r6, r7, MemOperand(r7, 127, PostIndex)), |
| "e0c767df ldrd r6, [r7], #+127"); |
| COMPARE(ldrd(r8, r9, MemOperand(r9, -127, PostIndex)), |
| "e04987df ldrd r8, [r9], #-127"); |
| COMPARE(ldrd(r10, fp, MemOperand(fp, 127, PreIndex)), |
| "e1eba7df ldrd r10, [fp, #+127]!"); |
| COMPARE(ldrd(ip, sp, MemOperand(sp, -127, PreIndex)), |
| "e16dc7df ldrd ip, [sp, #-127]!"); |
| |
| COMPARE(strd(r0, r1, MemOperand(r1)), |
| "e1c100f0 strd r0, [r1, #+0]"); |
| COMPARE(strd(r2, r3, MemOperand(r3, 127)), |
| "e1c327ff strd r2, [r3, #+127]"); |
| COMPARE(strd(r4, r5, MemOperand(r5, -127)), |
| "e14547ff strd r4, [r5, #-127]"); |
| COMPARE(strd(r6, r7, MemOperand(r7, 127, PostIndex)), |
| "e0c767ff strd r6, [r7], #+127"); |
| COMPARE(strd(r8, r9, MemOperand(r9, -127, PostIndex)), |
| "e04987ff strd r8, [r9], #-127"); |
| COMPARE(strd(r10, fp, MemOperand(fp, 127, PreIndex)), |
| "e1eba7ff strd r10, [fp, #+127]!"); |
| COMPARE(strd(ip, sp, MemOperand(sp, -127, PreIndex)), |
| "e16dc7ff strd ip, [sp, #-127]!"); |
| |
| COMPARE(pld(MemOperand(r1, 0)), |
| "f5d1f000 pld [r1]"); |
| COMPARE(pld(MemOperand(r2, 128)), |
| "f5d2f080 pld [r2, #+128]"); |
| } |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(Barrier) { |
| SET_UP(); |
| |
| if (CpuFeatures::IsSupported(ARMv7)) { |
| CpuFeatureScope scope(&assm, ARMv7); |
| |
| COMPARE(dmb(OSHLD), |
| "f57ff051 dmb oshld"); |
| COMPARE(dmb(OSHST), |
| "f57ff052 dmb oshst"); |
| COMPARE(dmb(OSH), |
| "f57ff053 dmb osh"); |
| COMPARE(dmb(NSHLD), |
| "f57ff055 dmb nshld"); |
| COMPARE(dmb(NSHST), |
| "f57ff056 dmb nshst"); |
| COMPARE(dmb(NSH), |
| "f57ff057 dmb nsh"); |
| COMPARE(dmb(ISHLD), |
| "f57ff059 dmb ishld"); |
| COMPARE(dmb(ISHST), |
| "f57ff05a dmb ishst"); |
| COMPARE(dmb(ISH), |
| "f57ff05b dmb ish"); |
| COMPARE(dmb(LD), |
| "f57ff05d dmb ld"); |
| COMPARE(dmb(ST), |
| "f57ff05e dmb st"); |
| COMPARE(dmb(SY), |
| "f57ff05f dmb sy"); |
| |
| COMPARE(dsb(ISH), |
| "f57ff04b dsb ish"); |
| |
| COMPARE(isb(SY), |
| "f57ff06f isb sy"); |
| } else { |
| // ARMv6 uses CP15 to implement barriers. The BarrierOption argument is |
| // ignored. |
| COMPARE(dmb(ISH), |
| "ee070fba mcr (CP15DMB)"); |
| COMPARE(dsb(OSH), |
| "ee070f9a mcr (CP15DSB)"); |
| COMPARE(isb(SY), |
| "ee070f95 mcr (CP15ISB)"); |
| } |
| |
| // ARMv6 barriers. |
| // Details available in ARM DDI 0406C.b, B3-1750. |
| COMPARE(mcr(p15, 0, r0, cr7, cr10, 5), "ee070fba mcr (CP15DMB)"); |
| COMPARE(mcr(p15, 0, r0, cr7, cr10, 4), "ee070f9a mcr (CP15DSB)"); |
| COMPARE(mcr(p15, 0, r0, cr7, cr5, 4), "ee070f95 mcr (CP15ISB)"); |
| // Rt is ignored. |
| COMPARE(mcr(p15, 0, lr, cr7, cr10, 5), "ee07efba mcr (CP15DMB)"); |
| COMPARE(mcr(p15, 0, lr, cr7, cr10, 4), "ee07ef9a mcr (CP15DSB)"); |
| COMPARE(mcr(p15, 0, lr, cr7, cr5, 4), "ee07ef95 mcr (CP15ISB)"); |
| // The mcr instruction can be conditional. |
| COMPARE(mcr(p15, 0, r0, cr7, cr10, 5, eq), "0e070fba mcreq (CP15DMB)"); |
| COMPARE(mcr(p15, 0, r0, cr7, cr10, 4, ne), "1e070f9a mcrne (CP15DSB)"); |
| COMPARE(mcr(p15, 0, r0, cr7, cr5, 4, mi), "4e070f95 mcrmi (CP15ISB)"); |
| |
| VERIFY_RUN(); |
| } |
| |
| |
| TEST(LoadStoreExclusive) { |
| SET_UP(); |
| |
| COMPARE(ldrexb(r0, r1), "e1d10f9f ldrexb r0, [r1]"); |
| COMPARE(strexb(r0, r1, r2), "e1c20f91 strexb r0, r1, [r2]"); |
| COMPARE(ldrexh(r0, r1), "e1f10f9f ldrexh r0, [r1]"); |
| COMPARE(strexh(r0, r1, r2), "e1e20f91 strexh r0, r1, [r2]"); |
| COMPARE(ldrex(r0, r1), "e1910f9f ldrex r0, [r1]"); |
| COMPARE(strex(r0, r1, r2), "e1820f91 strex r0, r1, [r2]"); |
| |
| VERIFY_RUN(); |
| } |
