JezK
Edit File: test-disasm-arm.cc
// 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 "v8.h" #include "debug.h" #include "disasm.h" #include "disassembler.h" #include "macro-assembler.h" #include "serialize.h" #include "cctest.h" using namespace v8::internal; static v8::Persistent<v8::Context> env; static void InitializeVM() { if (env.IsEmpty()) { env = v8::Context::New(); } } 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() \ InitializeVM(); \ v8::HandleScope scope; \ byte *buffer = reinterpret_cast<byte*>(malloc(4*1024)); \ Assembler assm(Isolate::Current(), 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; \ } // 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"); \ } 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 we don't get that here. Mov immediate with setcc // is pretty strange anyway. COMPARE(mov(r5, Operand(0x01234), SetCC, ne), "159fc000 ldrne ip, [pc, #+0]"); // 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)) { 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(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"); } VERIFY_RUN(); } TEST(Vfp) { SET_UP(); if (CpuFeatures::IsSupported(VFP3)) { CpuFeatures::Scope scope(VFP3); COMPARE(vmov(d0, d1), "eeb00b41 vmov.f64 d0, d1"); COMPARE(vmov(d3, d3, eq), "0eb03b43 vmov.f64eq 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 vabs.f64mi d3, d4"); COMPARE(vneg(d0, d1), "eeb10b41 vneg.f64 d0, d1"); COMPARE(vneg(d3, d4, mi), "4eb13b44 vneg.f64mi d3, d4"); COMPARE(vadd(d0, d1, d2), "ee310b02 vadd.f64 d0, d1, d2"); COMPARE(vadd(d3, d4, d5, mi), "4e343b05 vadd.f64mi d3, d4, d5"); COMPARE(vsub(d0, d1, d2), "ee310b42 vsub.f64 d0, d1, d2"); COMPARE(vsub(d3, d4, d5, ne), "1e343b45 vsub.f64ne d3, d4, d5"); COMPARE(vmul(d2, d1, d0), "ee212b00 vmul.f64 d2, d1, d0"); COMPARE(vmul(d6, d4, d5, cc), "3e246b05 vmul.f64cc d6, d4, d5"); COMPARE(vdiv(d2, d2, d2), "ee822b02 vdiv.f64 d2, d2, d2"); COMPARE(vdiv(d6, d7, d7, hi), "8e876b07 vdiv.f64hi d6, d7, d7"); COMPARE(vsqrt(d0, d0), "eeb10bc0 vsqrt.f64 d0, d0"); COMPARE(vsqrt(d2, d3, ne), "1eb12bc3 vsqrt.f64ne d2, d3"); COMPARE(vmov(d0, 1.0), "eeb70b00 vmov.f64 d0, #1"); COMPARE(vmov(d2, -13.0), "eeba2b0a vmov.f64 d2, #-13"); 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}"); } 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)) { CpuFeatures::Scope scope(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]!"); } VERIFY_RUN(); }