/* * Copyright (c) 1997, 2020, Oracle and/or its affiliates. All rights reserved. * Copyright (c) 2014, 2020 Red Hat Inc. All rights reserved. * reserved. DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE * HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include #include #include "precompiled.hpp" #include "asm/assembler.hpp" #include "asm/assembler.inline.hpp" #include "interpreter/interpreter.hpp" #ifndef PRODUCT const unsigned long Assembler::asm_bp = 0x00007fffee09ac88; #endif #include "compiler/disassembler.hpp" #include "memory/resourceArea.hpp" #include "runtime/interfaceSupport.hpp" #include "runtime/sharedRuntime.hpp" #include "immediate_aarch64.hpp" // #include "gc_interface/collectedHeap.inline.hpp" // #include "interpreter/interpreter.hpp" // #include "memory/cardTableModRefBS.hpp" // #include "prims/methodHandles.hpp" // #include "runtime/biasedLocking.hpp" // #include "runtime/interfaceSupport.hpp" // #include "runtime/objectMonitor.hpp" // #include "runtime/os.hpp" // #include "runtime/sharedRuntime.hpp" // #include "runtime/stubRoutines.hpp" // #if INCLUDE_ALL_GCS // #include "gc_implementation/g1/g1CollectedHeap.inline.hpp" // #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp" // #include "gc_implementation/g1/heapRegion.hpp" // #endif extern "C" void entry(CodeBuffer *cb); #define __ _masm. #ifdef PRODUCT #define BLOCK_COMMENT(str) /* nothing */ #else #define BLOCK_COMMENT(str) block_comment(str) #endif #define BIND(label) bind(label); __ BLOCK_COMMENT(#label ":") static float unpack(unsigned value); #ifdef ASSERT void entry(CodeBuffer *cb) { // { // for (int i = 0; i < 256; i+=16) // { // printf("\"%20.20g\", ", unpack(i)); // printf("\"%20.20g\", ", unpack(i+1)); // } // printf("\n"); // } Assembler _masm(cb); address entry = __ pc(); // Smoke test for assembler // BEGIN Generated code -- do not edit // Generated by aarch64-asmtest.py Label back, forth; __ bind(back); // ArithOp __ add(r19, r22, r7, Assembler::LSL, 28); // add x19, x22, x7, LSL #28 __ sub(r16, r11, r10, Assembler::LSR, 13); // sub x16, x11, x10, LSR #13 __ adds(r27, r13, r28, Assembler::ASR, 2); // adds x27, x13, x28, ASR #2 __ subs(r20, r28, r26, Assembler::ASR, 41); // subs x20, x28, x26, ASR #41 __ addw(r8, r19, r19, Assembler::ASR, 19); // add w8, w19, w19, ASR #19 __ subw(r4, r9, r10, Assembler::LSL, 14); // sub w4, w9, w10, LSL #14 __ addsw(r8, r11, r30, Assembler::LSL, 13); // adds w8, w11, w30, LSL #13 __ subsw(r0, r25, r19, Assembler::LSL, 9); // subs w0, w25, w19, LSL #9 __ andr(r20, r0, r21, Assembler::LSL, 19); // and x20, x0, x21, LSL #19 __ orr(r21, r14, r20, Assembler::LSL, 17); // orr x21, x14, x20, LSL #17 __ eor(r25, r28, r1, Assembler::LSL, 51); // eor x25, x28, x1, LSL #51 __ ands(r10, r27, r11, Assembler::ASR, 15); // ands x10, x27, x11, ASR #15 __ andw(r25, r5, r12, Assembler::ASR, 23); // and w25, w5, w12, ASR #23 __ orrw(r18, r14, r10, Assembler::LSR, 4); // orr w18, w14, w10, LSR #4 __ eorw(r4, r21, r5, Assembler::ASR, 22); // eor w4, w21, w5, ASR #22 __ andsw(r21, r0, r5, Assembler::ASR, 29); // ands w21, w0, w5, ASR #29 __ bic(r26, r30, r6, Assembler::ASR, 37); // bic x26, x30, x6, ASR #37 __ orn(r3, r1, r13, Assembler::LSR, 29); // orn x3, x1, x13, LSR #29 __ eon(r0, r28, r9, Assembler::LSL, 47); // eon x0, x28, x9, LSL #47 __ bics(r29, r5, r28, Assembler::LSL, 46); // bics x29, x5, x28, LSL #46 __ bicw(r9, r18, r7, Assembler::LSR, 20); // bic w9, w18, w7, LSR #20 __ ornw(r26, r13, r25, Assembler::ASR, 24); // orn w26, w13, w25, ASR #24 __ eonw(r25, r4, r19, Assembler::LSL, 6); // eon w25, w4, w19, LSL #6 __ bicsw(r5, r26, r4, Assembler::LSR, 24); // bics w5, w26, w4, LSR #24 // AddSubImmOp __ addw(r7, r19, 340u); // add w7, w19, #340 __ addsw(r8, r0, 401u); // adds w8, w0, #401 __ subw(r29, r20, 163u); // sub w29, w20, #163 __ subsw(r8, r23, 759u); // subs w8, w23, #759 __ add(r1, r12, 523u); // add x1, x12, #523 __ adds(r2, r11, 426u); // adds x2, x11, #426 __ sub(r14, r29, 716u); // sub x14, x29, #716 __ subs(r11, r5, 582u); // subs x11, x5, #582 // LogicalImmOp __ andw(r23, r22, 32768ul); // and w23, w22, #0x8000 __ orrw(r4, r10, 4042322160ul); // orr w4, w10, #0xf0f0f0f0 __ eorw(r0, r24, 4042322160ul); // eor w0, w24, #0xf0f0f0f0 __ andsw(r19, r29, 2139127680ul); // ands w19, w29, #0x7f807f80 __ andr(r5, r10, 4503599627354112ul); // and x5, x10, #0xfffffffffc000 __ orr(r12, r30, 18445618178097414144ul); // orr x12, x30, #0xfffc0000fffc0000 __ eor(r30, r5, 262128ul); // eor x30, x5, #0x3fff0 __ ands(r26, r23, 4194300ul); // ands x26, x23, #0x3ffffc // AbsOp __ b(__ pc()); // b . __ b(back); // b back __ b(forth); // b forth __ bl(__ pc()); // bl . __ bl(back); // bl back __ bl(forth); // bl forth // RegAndAbsOp __ cbzw(r12, __ pc()); // cbz w12, . __ cbzw(r12, back); // cbz w12, back __ cbzw(r12, forth); // cbz w12, forth __ cbnzw(r20, __ pc()); // cbnz w20, . __ cbnzw(r20, back); // cbnz w20, back __ cbnzw(r20, forth); // cbnz w20, forth __ cbz(r12, __ pc()); // cbz x12, . __ cbz(r12, back); // cbz x12, back __ cbz(r12, forth); // cbz x12, forth __ cbnz(r24, __ pc()); // cbnz x24, . __ cbnz(r24, back); // cbnz x24, back __ cbnz(r24, forth); // cbnz x24, forth __ adr(r6, __ pc()); // adr x6, . __ adr(r6, back); // adr x6, back __ adr(r6, forth); // adr x6, forth __ _adrp(r21, __ pc()); // adrp x21, . // RegImmAbsOp __ tbz(r1, 1, __ pc()); // tbz x1, #1, . __ tbz(r1, 1, back); // tbz x1, #1, back __ tbz(r1, 1, forth); // tbz x1, #1, forth __ tbnz(r8, 9, __ pc()); // tbnz x8, #9, . __ tbnz(r8, 9, back); // tbnz x8, #9, back __ tbnz(r8, 9, forth); // tbnz x8, #9, forth // MoveWideImmOp __ movnw(r12, 23175, 0); // movn w12, #23175, lsl 0 __ movzw(r11, 20476, 16); // movz w11, #20476, lsl 16 __ movkw(r21, 3716, 0); // movk w21, #3716, lsl 0 __ movn(r29, 28661, 48); // movn x29, #28661, lsl 48 __ movz(r3, 6927, 0); // movz x3, #6927, lsl 0 __ movk(r22, 9828, 16); // movk x22, #9828, lsl 16 // BitfieldOp __ sbfm(r12, r8, 6, 22); // sbfm x12, x8, #6, #22 __ bfmw(r19, r25, 25, 19); // bfm w19, w25, #25, #19 __ ubfmw(r9, r12, 29, 15); // ubfm w9, w12, #29, #15 __ sbfm(r28, r25, 16, 16); // sbfm x28, x25, #16, #16 __ bfm(r12, r5, 4, 25); // bfm x12, x5, #4, #25 __ ubfm(r0, r10, 6, 8); // ubfm x0, x10, #6, #8 // ExtractOp __ extrw(r4, r13, r26, 24); // extr w4, w13, w26, #24 __ extr(r23, r30, r24, 31); // extr x23, x30, x24, #31 // CondBranchOp __ br(Assembler::EQ, __ pc()); // b.EQ . __ br(Assembler::EQ, back); // b.EQ back __ br(Assembler::EQ, forth); // b.EQ forth __ br(Assembler::NE, __ pc()); // b.NE . __ br(Assembler::NE, back); // b.NE back __ br(Assembler::NE, forth); // b.NE forth __ br(Assembler::HS, __ pc()); // b.HS . __ br(Assembler::HS, back); // b.HS back __ br(Assembler::HS, forth); // b.HS forth __ br(Assembler::CS, __ pc()); // b.CS . __ br(Assembler::CS, back); // b.CS back __ br(Assembler::CS, forth); // b.CS forth __ br(Assembler::LO, __ pc()); // b.LO . __ br(Assembler::LO, back); // b.LO back __ br(Assembler::LO, forth); // b.LO forth __ br(Assembler::CC, __ pc()); // b.CC . __ br(Assembler::CC, back); // b.CC back __ br(Assembler::CC, forth); // b.CC forth __ br(Assembler::MI, __ pc()); // b.MI . __ br(Assembler::MI, back); // b.MI back __ br(Assembler::MI, forth); // b.MI forth __ br(Assembler::PL, __ pc()); // b.PL . __ br(Assembler::PL, back); // b.PL back __ br(Assembler::PL, forth); // b.PL forth __ br(Assembler::VS, __ pc()); // b.VS . __ br(Assembler::VS, back); // b.VS back __ br(Assembler::VS, forth); // b.VS forth __ br(Assembler::VC, __ pc()); // b.VC . __ br(Assembler::VC, back); // b.VC back __ br(Assembler::VC, forth); // b.VC forth __ br(Assembler::HI, __ pc()); // b.HI . __ br(Assembler::HI, back); // b.HI back __ br(Assembler::HI, forth); // b.HI forth __ br(Assembler::LS, __ pc()); // b.LS . __ br(Assembler::LS, back); // b.LS back __ br(Assembler::LS, forth); // b.LS forth __ br(Assembler::GE, __ pc()); // b.GE . __ br(Assembler::GE, back); // b.GE back __ br(Assembler::GE, forth); // b.GE forth __ br(Assembler::LT, __ pc()); // b.LT . __ br(Assembler::LT, back); // b.LT back __ br(Assembler::LT, forth); // b.LT forth __ br(Assembler::GT, __ pc()); // b.GT . __ br(Assembler::GT, back); // b.GT back __ br(Assembler::GT, forth); // b.GT forth __ br(Assembler::LE, __ pc()); // b.LE . __ br(Assembler::LE, back); // b.LE back __ br(Assembler::LE, forth); // b.LE forth __ br(Assembler::AL, __ pc()); // b.AL . __ br(Assembler::AL, back); // b.AL back __ br(Assembler::AL, forth); // b.AL forth __ br(Assembler::NV, __ pc()); // b.NV . __ br(Assembler::NV, back); // b.NV back __ br(Assembler::NV, forth); // b.NV forth // ImmOp __ svc(12729); // svc #12729 __ hvc(6788); // hvc #6788 __ smc(1535); // smc #1535 __ brk(16766); // brk #16766 __ hlt(9753); // hlt #9753 // Op __ nop(); // nop __ eret(); // eret __ drps(); // drps __ isb(); // isb // SystemOp __ dsb(Assembler::SY); // dsb SY __ dmb(Assembler::ISHST); // dmb ISHST // OneRegOp __ br(r2); // br x2 __ blr(r5); // blr x5 // LoadStoreExclusiveOp __ stxr(r20, r21, r2); // stxr w20, x21, [x2] __ stlxr(r5, r29, r7); // stlxr w5, x29, [x7] __ ldxr(r5, r16); // ldxr x5, [x16] __ ldaxr(r27, r29); // ldaxr x27, [x29] __ stlr(r0, r29); // stlr x0, [x29] __ ldar(r21, r28); // ldar x21, [x28] // LoadStoreExclusiveOp __ stxrw(r21, r24, r7); // stxr w21, w24, [x7] __ stlxrw(r21, r26, r28); // stlxr w21, w26, [x28] __ ldxrw(r21, r6); // ldxr w21, [x6] __ ldaxrw(r15, r30); // ldaxr w15, [x30] __ stlrw(r19, r3); // stlr w19, [x3] __ ldarw(r22, r2); // ldar w22, [x2] // LoadStoreExclusiveOp __ stxrh(r18, r15, r0); // stxrh w18, w15, [x0] __ stlxrh(r11, r5, r28); // stlxrh w11, w5, [x28] __ ldxrh(r29, r6); // ldxrh w29, [x6] __ ldaxrh(r18, r7); // ldaxrh w18, [x7] __ stlrh(r25, r28); // stlrh w25, [x28] __ ldarh(r2, r19); // ldarh w2, [x19] // LoadStoreExclusiveOp __ stxrb(r10, r30, r1); // stxrb w10, w30, [x1] __ stlxrb(r20, r21, r22); // stlxrb w20, w21, [x22] __ ldxrb(r25, r2); // ldxrb w25, [x2] __ ldaxrb(r24, r5); // ldaxrb w24, [x5] __ stlrb(r16, r3); // stlrb w16, [x3] __ ldarb(r22, r29); // ldarb w22, [x29] // LoadStoreExclusiveOp __ ldxp(r8, r2, r19); // ldxp x8, x2, [x19] __ ldaxp(r7, r19, r14); // ldaxp x7, x19, [x14] __ stxp(r8, r27, r28, r5); // stxp w8, x27, x28, [x5] __ stlxp(r5, r8, r14, r6); // stlxp w5, x8, x14, [x6] // LoadStoreExclusiveOp __ ldxpw(r25, r4, r22); // ldxp w25, w4, [x22] __ ldaxpw(r13, r14, r15); // ldaxp w13, w14, [x15] __ stxpw(r20, r26, r8, r10); // stxp w20, w26, w8, [x10] __ stlxpw(r23, r18, r18, r18); // stlxp w23, w18, w18, [x18] // base_plus_unscaled_offset // LoadStoreOp __ str(r30, Address(r11, 99)); // str x30, [x11, 99] __ strw(r23, Address(r25, -77)); // str w23, [x25, -77] __ strb(r2, Address(r14, 3)); // strb w2, [x14, 3] __ strh(r9, Address(r10, 5)); // strh w9, [x10, 5] __ ldr(r20, Address(r15, 57)); // ldr x20, [x15, 57] __ ldrw(r12, Address(r16, -78)); // ldr w12, [x16, -78] __ ldrb(r22, Address(r26, -3)); // ldrb w22, [x26, -3] __ ldrh(r30, Address(r19, -47)); // ldrh w30, [x19, -47] __ ldrsb(r9, Address(r10, -12)); // ldrsb x9, [x10, -12] __ ldrsh(r28, Address(r17, 14)); // ldrsh x28, [x17, 14] __ ldrshw(r3, Address(r5, 10)); // ldrsh w3, [x5, 10] __ ldrsw(r17, Address(r17, -91)); // ldrsw x17, [x17, -91] __ ldrd(v2, Address(r20, -17)); // ldr d2, [x20, -17] __ ldrs(v22, Address(r7, -10)); // ldr s22, [x7, -10] __ strd(v30, Address(r18, -223)); // str d30, [x18, -223] __ strs(v13, Address(r22, 21)); // str s13, [x22, 21] // pre // LoadStoreOp __ str(r9, Address(__ pre(r18, -112))); // str x9, [x18, -112]! __ strw(r29, Address(__ pre(r23, 11))); // str w29, [x23, 11]! __ strb(r18, Address(__ pre(r12, -1))); // strb w18, [x12, -1]! __ strh(r16, Address(__ pre(r20, -23))); // strh w16, [x20, -23]! __ ldr(r3, Address(__ pre(r29, 9))); // ldr x3, [x29, 9]! __ ldrw(r25, Address(__ pre(r3, 19))); // ldr w25, [x3, 19]! __ ldrb(r1, Address(__ pre(r29, -1))); // ldrb w1, [x29, -1]! __ ldrh(r8, Address(__ pre(r29, -57))); // ldrh w8, [x29, -57]! __ ldrsb(r5, Address(__ pre(r14, -13))); // ldrsb x5, [x14, -13]! __ ldrsh(r10, Address(__ pre(r27, 1))); // ldrsh x10, [x27, 1]! __ ldrshw(r11, Address(__ pre(r10, 25))); // ldrsh w11, [x10, 25]! __ ldrsw(r4, Address(__ pre(r22, -92))); // ldrsw x4, [x22, -92]! __ ldrd(v11, Address(__ pre(r23, 8))); // ldr d11, [x23, 8]! __ ldrs(v25, Address(__ pre(r19, 54))); // ldr s25, [x19, 54]! __ strd(v1, Address(__ pre(r7, -174))); // str d1, [x7, -174]! __ strs(v8, Address(__ pre(r25, 54))); // str s8, [x25, 54]! // post // LoadStoreOp __ str(r5, Address(__ post(r11, 37))); // str x5, [x11], 37 __ strw(r24, Address(__ post(r15, 19))); // str w24, [x15], 19 __ strb(r15, Address(__ post(r26, -1))); // strb w15, [x26], -1 __ strh(r18, Address(__ post(r18, -6))); // strh w18, [x18], -6 __ ldr(r7, Address(__ post(r2, -230))); // ldr x7, [x2], -230 __ ldrw(r27, Address(__ post(r11, -27))); // ldr w27, [x11], -27 __ ldrb(r18, Address(__ post(r3, -25))); // ldrb w18, [x3], -25 __ ldrh(r10, Address(__ post(r24, -32))); // ldrh w10, [x24], -32 __ ldrsb(r22, Address(__ post(r10, 4))); // ldrsb x22, [x10], 4 __ ldrsh(r17, Address(__ post(r12, 25))); // ldrsh x17, [x12], 25 __ ldrshw(r8, Address(__ post(r7, -62))); // ldrsh w8, [x7], -62 __ ldrsw(r23, Address(__ post(r22, -51))); // ldrsw x23, [x22], -51 __ ldrd(v24, Address(__ post(r25, 48))); // ldr d24, [x25], 48 __ ldrs(v21, Address(__ post(r12, -10))); // ldr s21, [x12], -10 __ strd(v18, Address(__ post(r13, -222))); // str d18, [x13], -222 __ strs(v16, Address(__ post(r1, -41))); // str s16, [x1], -41 // base_plus_reg // LoadStoreOp __ str(r2, Address(r22, r15, Address::sxtw(0))); // str x2, [x22, w15, sxtw #0] __ strw(r2, Address(r16, r29, Address::lsl(0))); // str w2, [x16, x29, lsl #0] __ strb(r20, Address(r18, r14, Address::uxtw(0))); // strb w20, [x18, w14, uxtw #0] __ strh(r6, Address(r19, r20, Address::sxtx(1))); // strh w6, [x19, x20, sxtx #1] __ ldr(r14, Address(r29, r14, Address::sxtw(0))); // ldr x14, [x29, w14, sxtw #0] __ ldrw(r16, Address(r20, r12, Address::sxtw(2))); // ldr w16, [x20, w12, sxtw #2] __ ldrb(r9, Address(r12, r0, Address::sxtw(0))); // ldrb w9, [x12, w0, sxtw #0] __ ldrh(r12, Address(r17, r3, Address::lsl(1))); // ldrh w12, [x17, x3, lsl #1] __ ldrsb(r2, Address(r17, r3, Address::sxtx(0))); // ldrsb x2, [x17, x3, sxtx #0] __ ldrsh(r7, Address(r1, r17, Address::uxtw(1))); // ldrsh x7, [x1, w17, uxtw #1] __ ldrshw(r25, Address(r15, r18, Address::sxtw(1))); // ldrsh w25, [x15, w18, sxtw #1] __ ldrsw(r23, Address(r21, r12, Address::lsl(0))); // ldrsw x23, [x21, x12, lsl #0] __ ldrd(v5, Address(r13, r8, Address::lsl(3))); // ldr d5, [x13, x8, lsl #3] __ ldrs(v3, Address(r10, r22, Address::lsl(2))); // ldr s3, [x10, x22, lsl #2] __ strd(v14, Address(r2, r27, Address::sxtw(0))); // str d14, [x2, w27, sxtw #0] __ strs(v20, Address(r6, r25, Address::lsl(0))); // str s20, [x6, x25, lsl #0] // base_plus_scaled_offset // LoadStoreOp __ str(r30, Address(r7, 16256)); // str x30, [x7, 16256] __ strw(r15, Address(r8, 7588)); // str w15, [x8, 7588] __ strb(r11, Address(r0, 1866)); // strb w11, [x0, 1866] __ strh(r3, Address(r17, 3734)); // strh w3, [x17, 3734] __ ldr(r2, Address(r7, 14224)); // ldr x2, [x7, 14224] __ ldrw(r5, Address(r9, 7396)); // ldr w5, [x9, 7396] __ ldrb(r28, Address(r9, 1721)); // ldrb w28, [x9, 1721] __ ldrh(r2, Address(r20, 3656)); // ldrh w2, [x20, 3656] __ ldrsb(r22, Address(r14, 1887)); // ldrsb x22, [x14, 1887] __ ldrsh(r8, Address(r0, 4080)); // ldrsh x8, [x0, 4080] __ ldrshw(r0, Address(r30, 3916)); // ldrsh w0, [x30, 3916] __ ldrsw(r24, Address(r19, 6828)); // ldrsw x24, [x19, 6828] __ ldrd(v24, Address(r12, 13032)); // ldr d24, [x12, 13032] __ ldrs(v8, Address(r8, 7452)); // ldr s8, [x8, 7452] __ strd(v10, Address(r15, 15992)); // str d10, [x15, 15992] __ strs(v26, Address(r19, 6688)); // str s26, [x19, 6688] // pcrel // LoadStoreOp __ ldr(r10, forth); // ldr x10, forth __ ldrw(r3, __ pc()); // ldr w3, . // LoadStoreOp __ prfm(Address(r23, 9)); // prfm PLDL1KEEP, [x23, 9] // LoadStoreOp __ prfm(back); // prfm PLDL1KEEP, back // LoadStoreOp __ prfm(Address(r3, r8, Address::uxtw(0))); // prfm PLDL1KEEP, [x3, w8, uxtw #0] // LoadStoreOp __ prfm(Address(r11, 15080)); // prfm PLDL1KEEP, [x11, 15080] // AddSubCarryOp __ adcw(r13, r9, r28); // adc w13, w9, w28 __ adcsw(r27, r19, r28); // adcs w27, w19, w28 __ sbcw(r19, r18, r6); // sbc w19, w18, w6 __ sbcsw(r14, r20, r3); // sbcs w14, w20, w3 __ adc(r16, r14, r8); // adc x16, x14, x8 __ adcs(r0, r29, r8); // adcs x0, x29, x8 __ sbc(r8, r24, r20); // sbc x8, x24, x20 __ sbcs(r12, r28, r0); // sbcs x12, x28, x0 // AddSubExtendedOp __ addw(r23, r6, r16, ext::uxtb, 4); // add w23, w6, w16, uxtb #4 __ addsw(r25, r25, r23, ext::sxth, 2); // adds w25, w25, w23, sxth #2 __ sub(r26, r22, r4, ext::uxtx, 1); // sub x26, x22, x4, uxtx #1 __ subsw(r17, r29, r19, ext::sxtx, 3); // subs w17, w29, w19, sxtx #3 __ add(r11, r30, r21, ext::uxtb, 3); // add x11, x30, x21, uxtb #3 __ adds(r16, r19, r0, ext::sxtb, 2); // adds x16, x19, x0, sxtb #2 __ sub(r11, r9, r25, ext::sxtx, 1); // sub x11, x9, x25, sxtx #1 __ subs(r17, r20, r12, ext::sxtb, 4); // subs x17, x20, x12, sxtb #4 // ConditionalCompareOp __ ccmnw(r13, r11, 3u, Assembler::LE); // ccmn w13, w11, #3, LE __ ccmpw(r13, r12, 2u, Assembler::HI); // ccmp w13, w12, #2, HI __ ccmn(r3, r2, 12u, Assembler::NE); // ccmn x3, x2, #12, NE __ ccmp(r7, r21, 3u, Assembler::VS); // ccmp x7, x21, #3, VS // ConditionalCompareImmedOp __ ccmnw(r2, 14, 4, Assembler::CC); // ccmn w2, #14, #4, CC __ ccmpw(r17, 17, 6, Assembler::PL); // ccmp w17, #17, #6, PL __ ccmn(r10, 12, 0, Assembler::CS); // ccmn x10, #12, #0, CS __ ccmp(r21, 18, 14, Assembler::GE); // ccmp x21, #18, #14, GE // ConditionalSelectOp __ cselw(r21, r13, r12, Assembler::GT); // csel w21, w13, w12, GT __ csincw(r10, r27, r15, Assembler::LS); // csinc w10, w27, w15, LS __ csinvw(r0, r13, r9, Assembler::HI); // csinv w0, w13, w9, HI __ csnegw(r18, r4, r26, Assembler::VS); // csneg w18, w4, w26, VS __ csel(r12, r29, r7, Assembler::LS); // csel x12, x29, x7, LS __ csinc(r6, r7, r20, Assembler::VC); // csinc x6, x7, x20, VC __ csinv(r22, r21, r3, Assembler::LE); // csinv x22, x21, x3, LE __ csneg(r19, r12, r27, Assembler::LS); // csneg x19, x12, x27, LS // TwoRegOp __ rbitw(r0, r16); // rbit w0, w16 __ rev16w(r17, r23); // rev16 w17, w23 __ revw(r17, r14); // rev w17, w14 __ clzw(r24, r30); // clz w24, w30 __ clsw(r24, r22); // cls w24, w22 __ rbit(r3, r17); // rbit x3, x17 __ rev16(r12, r13); // rev16 x12, x13 __ rev32(r9, r22); // rev32 x9, x22 __ rev(r0, r0); // rev x0, x0 __ clz(r5, r16); // clz x5, x16 __ cls(r25, r22); // cls x25, x22 // ThreeRegOp __ udivw(r29, r4, r0); // udiv w29, w4, w0 __ sdivw(r0, r29, r29); // sdiv w0, w29, w29 __ lslvw(r5, r17, r21); // lslv w5, w17, w21 __ lsrvw(r9, r9, r18); // lsrv w9, w9, w18 __ asrvw(r1, r27, r8); // asrv w1, w27, w8 __ rorvw(r18, r20, r13); // rorv w18, w20, w13 __ udiv(r8, r25, r12); // udiv x8, x25, x12 __ sdiv(r7, r5, r28); // sdiv x7, x5, x28 __ lslv(r5, r17, r27); // lslv x5, x17, x27 __ lsrv(r23, r26, r20); // lsrv x23, x26, x20 __ asrv(r28, r8, r28); // asrv x28, x8, x28 __ rorv(r3, r29, r4); // rorv x3, x29, x4 // FourRegMulOp __ maddw(r17, r14, r26, r21); // madd w17, w14, w26, w21 __ msubw(r1, r30, r11, r11); // msub w1, w30, w11, w11 __ madd(r1, r17, r6, r28); // madd x1, x17, x6, x28 __ msub(r30, r6, r30, r8); // msub x30, x6, x30, x8 __ smaddl(r21, r6, r14, r8); // smaddl x21, w6, w14, x8 __ smsubl(r10, r10, r24, r19); // smsubl x10, w10, w24, x19 __ umaddl(r20, r18, r14, r24); // umaddl x20, w18, w14, x24 __ umsubl(r18, r2, r5, r5); // umsubl x18, w2, w5, x5 // ThreeRegFloatOp __ fmuls(v8, v18, v13); // fmul s8, s18, s13 __ fdivs(v2, v14, v28); // fdiv s2, s14, s28 __ fadds(v15, v12, v28); // fadd s15, s12, s28 __ fsubs(v0, v12, v1); // fsub s0, s12, s1 __ fmuls(v15, v29, v4); // fmul s15, s29, s4 __ fmuld(v12, v1, v23); // fmul d12, d1, d23 __ fdivd(v27, v8, v18); // fdiv d27, d8, d18 __ faddd(v23, v20, v11); // fadd d23, d20, d11 __ fsubd(v8, v12, v18); // fsub d8, d12, d18 __ fmuld(v26, v24, v23); // fmul d26, d24, d23 // FourRegFloatOp __ fmadds(v21, v23, v13, v25); // fmadd s21, s23, s13, s25 __ fmsubs(v22, v10, v1, v14); // fmsub s22, s10, s1, s14 __ fnmadds(v14, v20, v2, v30); // fnmadd s14, s20, s2, s30 __ fnmadds(v7, v29, v22, v22); // fnmadd s7, s29, s22, s22 __ fmaddd(v13, v5, v15, v5); // fmadd d13, d5, d15, d5 __ fmsubd(v14, v12, v5, v10); // fmsub d14, d12, d5, d10 __ fnmaddd(v10, v19, v0, v1); // fnmadd d10, d19, d0, d1 __ fnmaddd(v20, v2, v2, v0); // fnmadd d20, d2, d2, d0 // TwoRegFloatOp __ fmovs(v25, v9); // fmov s25, s9 __ fabss(v20, v4); // fabs s20, s4 __ fnegs(v3, v27); // fneg s3, s27 __ fsqrts(v1, v2); // fsqrt s1, s2 __ fcvts(v30, v0); // fcvt d30, s0 __ fmovd(v12, v4); // fmov d12, d4 __ fabsd(v1, v27); // fabs d1, d27 __ fnegd(v8, v22); // fneg d8, d22 __ fsqrtd(v11, v11); // fsqrt d11, d11 __ fcvtd(v22, v28); // fcvt s22, d28 // FloatConvertOp __ fcvtzsw(r28, v22); // fcvtzs w28, s22 __ fcvtzs(r20, v27); // fcvtzs x20, s27 __ fcvtzdw(r14, v0); // fcvtzs w14, d0 __ fcvtzd(r26, v11); // fcvtzs x26, d11 __ scvtfws(v28, r22); // scvtf s28, w22 __ scvtfs(v16, r10); // scvtf s16, x10 __ scvtfwd(v8, r21); // scvtf d8, w21 __ scvtfd(v21, r28); // scvtf d21, x28 __ fmovs(r24, v24); // fmov w24, s24 __ fmovd(r8, v19); // fmov x8, d19 __ fmovs(v8, r12); // fmov s8, w12 __ fmovd(v6, r7); // fmov d6, x7 // TwoRegFloatOp __ fcmps(v30, v16); // fcmp s30, s16 __ fcmpd(v25, v11); // fcmp d25, d11 __ fcmps(v11, 0.0); // fcmp s11, #0.0 __ fcmpd(v11, 0.0); // fcmp d11, #0.0 // LoadStorePairOp __ stpw(r29, r12, Address(r17, 128)); // stp w29, w12, [x17, #128] __ ldpw(r22, r18, Address(r14, -96)); // ldp w22, w18, [x14, #-96] __ ldpsw(r11, r16, Address(r1, 64)); // ldpsw x11, x16, [x1, #64] __ stp(r0, r11, Address(r26, 112)); // stp x0, x11, [x26, #112] __ ldp(r7, r1, Address(r26, 16)); // ldp x7, x1, [x26, #16] // LoadStorePairOp __ stpw(r10, r7, Address(__ pre(r24, 0))); // stp w10, w7, [x24, #0]! __ ldpw(r7, r28, Address(__ pre(r24, -256))); // ldp w7, w28, [x24, #-256]! __ ldpsw(r25, r28, Address(__ pre(r21, -240))); // ldpsw x25, x28, [x21, #-240]! __ stp(r20, r18, Address(__ pre(r14, -16))); // stp x20, x18, [x14, #-16]! __ ldp(r8, r10, Address(__ pre(r13, 80))); // ldp x8, x10, [x13, #80]! // LoadStorePairOp __ stpw(r26, r24, Address(__ post(r2, -128))); // stp w26, w24, [x2], #-128 __ ldpw(r2, r25, Address(__ post(r21, -192))); // ldp w2, w25, [x21], #-192 __ ldpsw(r17, r2, Address(__ post(r21, -144))); // ldpsw x17, x2, [x21], #-144 __ stp(r12, r10, Address(__ post(r11, 96))); // stp x12, x10, [x11], #96 __ ldp(r24, r6, Address(__ post(r17, -32))); // ldp x24, x6, [x17], #-32 // LoadStorePairOp __ stnpw(r3, r30, Address(r14, -224)); // stnp w3, w30, [x14, #-224] __ ldnpw(r15, r20, Address(r26, -144)); // ldnp w15, w20, [x26, #-144] __ stnp(r22, r25, Address(r12, -128)); // stnp x22, x25, [x12, #-128] __ ldnp(r27, r22, Address(r17, -176)); // ldnp x27, x22, [x17, #-176] // FloatImmediateOp __ fmovd(v0, 2.0); // fmov d0, #2.0 __ fmovd(v0, 2.125); // fmov d0, #2.125 __ fmovd(v0, 4.0); // fmov d0, #4.0 __ fmovd(v0, 4.25); // fmov d0, #4.25 __ fmovd(v0, 8.0); // fmov d0, #8.0 __ fmovd(v0, 8.5); // fmov d0, #8.5 __ fmovd(v0, 16.0); // fmov d0, #16.0 __ fmovd(v0, 17.0); // fmov d0, #17.0 __ fmovd(v0, 0.125); // fmov d0, #0.125 __ fmovd(v0, 0.1328125); // fmov d0, #0.1328125 __ fmovd(v0, 0.25); // fmov d0, #0.25 __ fmovd(v0, 0.265625); // fmov d0, #0.265625 __ fmovd(v0, 0.5); // fmov d0, #0.5 __ fmovd(v0, 0.53125); // fmov d0, #0.53125 __ fmovd(v0, 1.0); // fmov d0, #1.0 __ fmovd(v0, 1.0625); // fmov d0, #1.0625 __ fmovd(v0, -2.0); // fmov d0, #-2.0 __ fmovd(v0, -2.125); // fmov d0, #-2.125 __ fmovd(v0, -4.0); // fmov d0, #-4.0 __ fmovd(v0, -4.25); // fmov d0, #-4.25 __ fmovd(v0, -8.0); // fmov d0, #-8.0 __ fmovd(v0, -8.5); // fmov d0, #-8.5 __ fmovd(v0, -16.0); // fmov d0, #-16.0 __ fmovd(v0, -17.0); // fmov d0, #-17.0 __ fmovd(v0, -0.125); // fmov d0, #-0.125 __ fmovd(v0, -0.1328125); // fmov d0, #-0.1328125 __ fmovd(v0, -0.25); // fmov d0, #-0.25 __ fmovd(v0, -0.265625); // fmov d0, #-0.265625 __ fmovd(v0, -0.5); // fmov d0, #-0.5 __ fmovd(v0, -0.53125); // fmov d0, #-0.53125 __ fmovd(v0, -1.0); // fmov d0, #-1.0 __ fmovd(v0, -1.0625); // fmov d0, #-1.0625 __ bind(forth); /* aarch64ops.o: file format elf64-littleaarch64 Disassembly of section .text: 0000000000000000 : 0: 8b0772d3 add x19, x22, x7, lsl #28 4: cb4a3570 sub x16, x11, x10, lsr #13 8: ab9c09bb adds x27, x13, x28, asr #2 c: eb9aa794 subs x20, x28, x26, asr #41 10: 0b934e68 add w8, w19, w19, asr #19 14: 4b0a3924 sub w4, w9, w10, lsl #14 18: 2b1e3568 adds w8, w11, w30, lsl #13 1c: 6b132720 subs w0, w25, w19, lsl #9 20: 8a154c14 and x20, x0, x21, lsl #19 24: aa1445d5 orr x21, x14, x20, lsl #17 28: ca01cf99 eor x25, x28, x1, lsl #51 2c: ea8b3f6a ands x10, x27, x11, asr #15 30: 0a8c5cb9 and w25, w5, w12, asr #23 34: 2a4a11d2 orr w18, w14, w10, lsr #4 38: 4a855aa4 eor w4, w21, w5, asr #22 3c: 6a857415 ands w21, w0, w5, asr #29 40: 8aa697da bic x26, x30, x6, asr #37 44: aa6d7423 orn x3, x1, x13, lsr #29 48: ca29bf80 eon x0, x28, x9, lsl #47 4c: ea3cb8bd bics x29, x5, x28, lsl #46 50: 0a675249 bic w9, w18, w7, lsr #20 54: 2ab961ba orn w26, w13, w25, asr #24 58: 4a331899 eon w25, w4, w19, lsl #6 5c: 6a646345 bics w5, w26, w4, lsr #24 60: 11055267 add w7, w19, #0x154 64: 31064408 adds w8, w0, #0x191 68: 51028e9d sub w29, w20, #0xa3 6c: 710bdee8 subs w8, w23, #0x2f7 70: 91082d81 add x1, x12, #0x20b 74: b106a962 adds x2, x11, #0x1aa 78: d10b33ae sub x14, x29, #0x2cc 7c: f10918ab subs x11, x5, #0x246 80: 121102d7 and w23, w22, #0x8000 84: 3204cd44 orr w4, w10, #0xf0f0f0f0 88: 5204cf00 eor w0, w24, #0xf0f0f0f0 8c: 72099fb3 ands w19, w29, #0x7f807f80 90: 92729545 and x5, x10, #0xfffffffffc000 94: b20e37cc orr x12, x30, #0xfffc0000fffc0000 98: d27c34be eor x30, x5, #0x3fff0 9c: f27e4efa ands x26, x23, #0x3ffffc a0: 14000000 b a0 a4: 17ffffd7 b 0 a8: 1400017f b 6a4 ac: 94000000 bl ac b0: 97ffffd4 bl 0 b4: 9400017c bl 6a4 b8: 3400000c cbz w12, b8 bc: 34fffa2c cbz w12, 0 c0: 34002f2c cbz w12, 6a4 c4: 35000014 cbnz w20, c4 c8: 35fff9d4 cbnz w20, 0 cc: 35002ed4 cbnz w20, 6a4 d0: b400000c cbz x12, d0 d4: b4fff96c cbz x12, 0 d8: b4002e6c cbz x12, 6a4 dc: b5000018 cbnz x24, dc e0: b5fff918 cbnz x24, 0 e4: b5002e18 cbnz x24, 6a4 e8: 10000006 adr x6, e8 ec: 10fff8a6 adr x6, 0 f0: 10002da6 adr x6, 6a4 f4: 90000015 adrp x21, 0 f8: 36080001 tbz w1, #1, f8 fc: 360ff821 tbz w1, #1, 0 100: 36082d21 tbz w1, #1, 6a4 104: 37480008 tbnz w8, #9, 104 108: 374ff7c8 tbnz w8, #9, 0 10c: 37482cc8 tbnz w8, #9, 6a4 110: 128b50ec movn w12, #0x5a87 114: 52a9ff8b movz w11, #0x4ffc, lsl #16 118: 7281d095 movk w21, #0xe84 11c: 92edfebd movn x29, #0x6ff5, lsl #48 120: d28361e3 movz x3, #0x1b0f 124: f2a4cc96 movk x22, #0x2664, lsl #16 128: 9346590c sbfx x12, x8, #6, #17 12c: 33194f33 bfi w19, w25, #7, #20 130: 531d3d89 ubfiz w9, w12, #3, #16 134: 9350433c sbfx x28, x25, #16, #1 138: b34464ac bfxil x12, x5, #4, #22 13c: d3462140 ubfx x0, x10, #6, #3 140: 139a61a4 extr w4, w13, w26, #24 144: 93d87fd7 extr x23, x30, x24, #31 148: 54000000 b.eq 148 14c: 54fff5a0 b.eq 0 150: 54002aa0 b.eq 6a4 154: 54000001 b.ne 154 158: 54fff541 b.ne 0 15c: 54002a41 b.ne 6a4 160: 54000002 b.cs 160 164: 54fff4e2 b.cs 0 168: 540029e2 b.cs 6a4 16c: 54000002 b.cs 16c 170: 54fff482 b.cs 0 174: 54002982 b.cs 6a4 178: 54000003 b.cc 178 17c: 54fff423 b.cc 0 180: 54002923 b.cc 6a4 184: 54000003 b.cc 184 188: 54fff3c3 b.cc 0 18c: 540028c3 b.cc 6a4 190: 54000004 b.mi 190 194: 54fff364 b.mi 0 198: 54002864 b.mi 6a4 19c: 54000005 b.pl 19c 1a0: 54fff305 b.pl 0 1a4: 54002805 b.pl 6a4 1a8: 54000006 b.vs 1a8 1ac: 54fff2a6 b.vs 0 1b0: 540027a6 b.vs 6a4 1b4: 54000007 b.vc 1b4 1b8: 54fff247 b.vc 0 1bc: 54002747 b.vc 6a4 1c0: 54000008 b.hi 1c0 1c4: 54fff1e8 b.hi 0 1c8: 540026e8 b.hi 6a4 1cc: 54000009 b.ls 1cc 1d0: 54fff189 b.ls 0 1d4: 54002689 b.ls 6a4 1d8: 5400000a b.ge 1d8 1dc: 54fff12a b.ge 0 1e0: 5400262a b.ge 6a4 1e4: 5400000b b.lt 1e4 1e8: 54fff0cb b.lt 0 1ec: 540025cb b.lt 6a4 1f0: 5400000c b.gt 1f0 1f4: 54fff06c b.gt 0 1f8: 5400256c b.gt 6a4 1fc: 5400000d b.le 1fc 200: 54fff00d b.le 0 204: 5400250d b.le 6a4 208: 5400000e b.al 208 20c: 54ffefae b.al 0 210: 540024ae b.al 6a4 214: 5400000f b.nv 214 218: 54ffef4f b.nv 0 21c: 5400244f b.nv 6a4 220: d4063721 svc #0x31b9 224: d4035082 hvc #0x1a84 228: d400bfe3 smc #0x5ff 22c: d4282fc0 brk #0x417e 230: d444c320 hlt #0x2619 234: d503201f nop 238: d69f03e0 eret 23c: d6bf03e0 drps 240: d5033fdf isb 244: d5033f9f dsb sy 248: d5033abf dmb ishst 24c: d61f0040 br x2 250: d63f00a0 blr x5 254: c8147c55 stxr w20, x21, [x2] 258: c805fcfd stlxr w5, x29, [x7] 25c: c85f7e05 ldxr x5, [x16] 260: c85fffbb ldaxr x27, [x29] 264: c89fffa0 stlr x0, [x29] 268: c8dfff95 ldar x21, [x28] 26c: 88157cf8 stxr w21, w24, [x7] 270: 8815ff9a stlxr w21, w26, [x28] 274: 885f7cd5 ldxr w21, [x6] 278: 885fffcf ldaxr w15, [x30] 27c: 889ffc73 stlr w19, [x3] 280: 88dffc56 ldar w22, [x2] 284: 48127c0f stxrh w18, w15, [x0] 288: 480bff85 stlxrh w11, w5, [x28] 28c: 485f7cdd ldxrh w29, [x6] 290: 485ffcf2 ldaxrh w18, [x7] 294: 489fff99 stlrh w25, [x28] 298: 48dffe62 ldarh w2, [x19] 29c: 080a7c3e stxrb w10, w30, [x1] 2a0: 0814fed5 stlxrb w20, w21, [x22] 2a4: 085f7c59 ldxrb w25, [x2] 2a8: 085ffcb8 ldaxrb w24, [x5] 2ac: 089ffc70 stlrb w16, [x3] 2b0: 08dfffb6 ldarb w22, [x29] 2b4: c87f0a68 ldxp x8, x2, [x19] 2b8: c87fcdc7 ldaxp x7, x19, [x14] 2bc: c82870bb stxp w8, x27, x28, [x5] 2c0: c825b8c8 stlxp w5, x8, x14, [x6] 2c4: 887f12d9 ldxp w25, w4, [x22] 2c8: 887fb9ed ldaxp w13, w14, [x15] 2cc: 8834215a stxp w20, w26, w8, [x10] 2d0: 8837ca52 stlxp w23, w18, w18, [x18] 2d4: f806317e str x30, [x11,#99] 2d8: b81b3337 str w23, [x25,#-77] 2dc: 39000dc2 strb w2, [x14,#3] 2e0: 78005149 strh w9, [x10,#5] 2e4: f84391f4 ldr x20, [x15,#57] 2e8: b85b220c ldr w12, [x16,#-78] 2ec: 385fd356 ldrb w22, [x26,#-3] 2f0: 785d127e ldrh w30, [x19,#-47] 2f4: 389f4149 ldrsb x9, [x10,#-12] 2f8: 79801e3c ldrsh x28, [x17,#14] 2fc: 79c014a3 ldrsh w3, [x5,#10] 300: b89a5231 ldrsw x17, [x17,#-91] 304: fc5ef282 ldr d2, [x20,#-17] 308: bc5f60f6 ldr s22, [x7,#-10] 30c: fc12125e str d30, [x18,#-223] 310: bc0152cd str s13, [x22,#21] 314: f8190e49 str x9, [x18,#-112]! 318: b800befd str w29, [x23,#11]! 31c: 381ffd92 strb w18, [x12,#-1]! 320: 781e9e90 strh w16, [x20,#-23]! 324: f8409fa3 ldr x3, [x29,#9]! 328: b8413c79 ldr w25, [x3,#19]! 32c: 385fffa1 ldrb w1, [x29,#-1]! 330: 785c7fa8 ldrh w8, [x29,#-57]! 334: 389f3dc5 ldrsb x5, [x14,#-13]! 338: 78801f6a ldrsh x10, [x27,#1]! 33c: 78c19d4b ldrsh w11, [x10,#25]! 340: b89a4ec4 ldrsw x4, [x22,#-92]! 344: fc408eeb ldr d11, [x23,#8]! 348: bc436e79 ldr s25, [x19,#54]! 34c: fc152ce1 str d1, [x7,#-174]! 350: bc036f28 str s8, [x25,#54]! 354: f8025565 str x5, [x11],#37 358: b80135f8 str w24, [x15],#19 35c: 381ff74f strb w15, [x26],#-1 360: 781fa652 strh w18, [x18],#-6 364: f851a447 ldr x7, [x2],#-230 368: b85e557b ldr w27, [x11],#-27 36c: 385e7472 ldrb w18, [x3],#-25 370: 785e070a ldrh w10, [x24],#-32 374: 38804556 ldrsb x22, [x10],#4 378: 78819591 ldrsh x17, [x12],#25 37c: 78dc24e8 ldrsh w8, [x7],#-62 380: b89cd6d7 ldrsw x23, [x22],#-51 384: fc430738 ldr d24, [x25],#48 388: bc5f6595 ldr s21, [x12],#-10 38c: fc1225b2 str d18, [x13],#-222 390: bc1d7430 str s16, [x1],#-41 394: f82fcac2 str x2, [x22,w15,sxtw] 398: b83d6a02 str w2, [x16,x29] 39c: 382e5a54 strb w20, [x18,w14,uxtw #0] 3a0: 7834fa66 strh w6, [x19,x20,sxtx #1] 3a4: f86ecbae ldr x14, [x29,w14,sxtw] 3a8: b86cda90 ldr w16, [x20,w12,sxtw #2] 3ac: 3860d989 ldrb w9, [x12,w0,sxtw #0] 3b0: 78637a2c ldrh w12, [x17,x3,lsl #1] 3b4: 38a3fa22 ldrsb x2, [x17,x3,sxtx #0] 3b8: 78b15827 ldrsh x7, [x1,w17,uxtw #1] 3bc: 78f2d9f9 ldrsh w25, [x15,w18,sxtw #1] 3c0: b8ac6ab7 ldrsw x23, [x21,x12] 3c4: fc6879a5 ldr d5, [x13,x8,lsl #3] 3c8: bc767943 ldr s3, [x10,x22,lsl #2] 3cc: fc3bc84e str d14, [x2,w27,sxtw] 3d0: bc3968d4 str s20, [x6,x25] 3d4: f91fc0fe str x30, [x7,#16256] 3d8: b91da50f str w15, [x8,#7588] 3dc: 391d280b strb w11, [x0,#1866] 3e0: 791d2e23 strh w3, [x17,#3734] 3e4: f95bc8e2 ldr x2, [x7,#14224] 3e8: b95ce525 ldr w5, [x9,#7396] 3ec: 395ae53c ldrb w28, [x9,#1721] 3f0: 795c9282 ldrh w2, [x20,#3656] 3f4: 399d7dd6 ldrsb x22, [x14,#1887] 3f8: 799fe008 ldrsh x8, [x0,#4080] 3fc: 79de9bc0 ldrsh w0, [x30,#3916] 400: b99aae78 ldrsw x24, [x19,#6828] 404: fd597598 ldr d24, [x12,#13032] 408: bd5d1d08 ldr s8, [x8,#7452] 40c: fd1f3dea str d10, [x15,#15992] 410: bd1a227a str s26, [x19,#6688] 414: 5800148a ldr x10, 6a4 418: 18000003 ldr w3, 418 41c: f88092e0 prfm pldl1keep, [x23,#9] 420: d8ffdf00 prfm pldl1keep, 0 424: f8a84860 prfm pldl1keep, [x3,w8,uxtw] 428: f99d7560 prfm pldl1keep, [x11,#15080] 42c: 1a1c012d adc w13, w9, w28 430: 3a1c027b adcs w27, w19, w28 434: 5a060253 sbc w19, w18, w6 438: 7a03028e sbcs w14, w20, w3 43c: 9a0801d0 adc x16, x14, x8 440: ba0803a0 adcs x0, x29, x8 444: da140308 sbc x8, x24, x20 448: fa00038c sbcs x12, x28, x0 44c: 0b3010d7 add w23, w6, w16, uxtb #4 450: 2b37ab39 adds w25, w25, w23, sxth #2 454: cb2466da sub x26, x22, x4, uxtx #1 458: 6b33efb1 subs w17, w29, w19, sxtx #3 45c: 8b350fcb add x11, x30, w21, uxtb #3 460: ab208a70 adds x16, x19, w0, sxtb #2 464: cb39e52b sub x11, x9, x25, sxtx #1 468: eb2c9291 subs x17, x20, w12, sxtb #4 46c: 3a4bd1a3 ccmn w13, w11, #0x3, le 470: 7a4c81a2 ccmp w13, w12, #0x2, hi 474: ba42106c ccmn x3, x2, #0xc, ne 478: fa5560e3 ccmp x7, x21, #0x3, vs 47c: 3a4e3844 ccmn w2, #0xe, #0x4, cc 480: 7a515a26 ccmp w17, #0x11, #0x6, pl 484: ba4c2940 ccmn x10, #0xc, #0x0, cs 488: fa52aaae ccmp x21, #0x12, #0xe, ge 48c: 1a8cc1b5 csel w21, w13, w12, gt 490: 1a8f976a csinc w10, w27, w15, ls 494: 5a8981a0 csinv w0, w13, w9, hi 498: 5a9a6492 csneg w18, w4, w26, vs 49c: 9a8793ac csel x12, x29, x7, ls 4a0: 9a9474e6 csinc x6, x7, x20, vc 4a4: da83d2b6 csinv x22, x21, x3, le 4a8: da9b9593 csneg x19, x12, x27, ls 4ac: 5ac00200 rbit w0, w16 4b0: 5ac006f1 rev16 w17, w23 4b4: 5ac009d1 rev w17, w14 4b8: 5ac013d8 clz w24, w30 4bc: 5ac016d8 cls w24, w22 4c0: dac00223 rbit x3, x17 4c4: dac005ac rev16 x12, x13 4c8: dac00ac9 rev32 x9, x22 4cc: dac00c00 rev x0, x0 4d0: dac01205 clz x5, x16 4d4: dac016d9 cls x25, x22 4d8: 1ac0089d udiv w29, w4, w0 4dc: 1add0fa0 sdiv w0, w29, w29 4e0: 1ad52225 lsl w5, w17, w21 4e4: 1ad22529 lsr w9, w9, w18 4e8: 1ac82b61 asr w1, w27, w8 4ec: 1acd2e92 ror w18, w20, w13 4f0: 9acc0b28 udiv x8, x25, x12 4f4: 9adc0ca7 sdiv x7, x5, x28 4f8: 9adb2225 lsl x5, x17, x27 4fc: 9ad42757 lsr x23, x26, x20 500: 9adc291c asr x28, x8, x28 504: 9ac42fa3 ror x3, x29, x4 508: 1b1a55d1 madd w17, w14, w26, w21 50c: 1b0bafc1 msub w1, w30, w11, w11 510: 9b067221 madd x1, x17, x6, x28 514: 9b1ea0de msub x30, x6, x30, x8 518: 9b2e20d5 smaddl x21, w6, w14, x8 51c: 9b38cd4a smsubl x10, w10, w24, x19 520: 9bae6254 umaddl x20, w18, w14, x24 524: 9ba59452 umsubl x18, w2, w5, x5 528: 1e2d0a48 fmul s8, s18, s13 52c: 1e3c19c2 fdiv s2, s14, s28 530: 1e3c298f fadd s15, s12, s28 534: 1e213980 fsub s0, s12, s1 538: 1e240baf fmul s15, s29, s4 53c: 1e77082c fmul d12, d1, d23 540: 1e72191b fdiv d27, d8, d18 544: 1e6b2a97 fadd d23, d20, d11 548: 1e723988 fsub d8, d12, d18 54c: 1e770b1a fmul d26, d24, d23 550: 1f0d66f5 fmadd s21, s23, s13, s25 554: 1f01b956 fmsub s22, s10, s1, s14 558: 1f227a8e fnmadd s14, s20, s2, s30 55c: 1f365ba7 fnmadd s7, s29, s22, s22 560: 1f4f14ad fmadd d13, d5, d15, d5 564: 1f45a98e fmsub d14, d12, d5, d10 568: 1f60066a fnmadd d10, d19, d0, d1 56c: 1f620054 fnmadd d20, d2, d2, d0 570: 1e204139 fmov s25, s9 574: 1e20c094 fabs s20, s4 578: 1e214363 fneg s3, s27 57c: 1e21c041 fsqrt s1, s2 580: 1e22c01e fcvt d30, s0 584: 1e60408c fmov d12, d4 588: 1e60c361 fabs d1, d27 58c: 1e6142c8 fneg d8, d22 590: 1e61c16b fsqrt d11, d11 594: 1e624396 fcvt s22, d28 598: 1e3802dc fcvtzs w28, s22 59c: 9e380374 fcvtzs x20, s27 5a0: 1e78000e fcvtzs w14, d0 5a4: 9e78017a fcvtzs x26, d11 5a8: 1e2202dc scvtf s28, w22 5ac: 9e220150 scvtf s16, x10 5b0: 1e6202a8 scvtf d8, w21 5b4: 9e620395 scvtf d21, x28 5b8: 1e260318 fmov w24, s24 5bc: 9e660268 fmov x8, d19 5c0: 1e270188 fmov s8, w12 5c4: 9e6700e6 fmov d6, x7 5c8: 1e3023c0 fcmp s30, s16 5cc: 1e6b2320 fcmp d25, d11 5d0: 1e202168 fcmp s11, #0.0 5d4: 1e602168 fcmp d11, #0.0 5d8: 2910323d stp w29, w12, [x17,#128] 5dc: 297449d6 ldp w22, w18, [x14,#-96] 5e0: 6948402b ldpsw x11, x16, [x1,#64] 5e4: a9072f40 stp x0, x11, [x26,#112] 5e8: a9410747 ldp x7, x1, [x26,#16] 5ec: 29801f0a stp w10, w7, [x24,#0]! 5f0: 29e07307 ldp w7, w28, [x24,#-256]! 5f4: 69e272b9 ldpsw x25, x28, [x21,#-240]! 5f8: a9bf49d4 stp x20, x18, [x14,#-16]! 5fc: a9c529a8 ldp x8, x10, [x13,#80]! 600: 28b0605a stp w26, w24, [x2],#-128 604: 28e866a2 ldp w2, w25, [x21],#-192 608: 68ee0ab1 ldpsw x17, x2, [x21],#-144 60c: a886296c stp x12, x10, [x11],#96 610: a8fe1a38 ldp x24, x6, [x17],#-32 614: 282479c3 stnp w3, w30, [x14,#-224] 618: 286e534f ldnp w15, w20, [x26,#-144] 61c: a8386596 stnp x22, x25, [x12,#-128] 620: a8755a3b ldnp x27, x22, [x17,#-176] 624: 1e601000 fmov d0, #2.000000000000000000e+00 628: 1e603000 fmov d0, #2.125000000000000000e+00 62c: 1e621000 fmov d0, #4.000000000000000000e+00 630: 1e623000 fmov d0, #4.250000000000000000e+00 634: 1e641000 fmov d0, #8.000000000000000000e+00 638: 1e643000 fmov d0, #8.500000000000000000e+00 63c: 1e661000 fmov d0, #1.600000000000000000e+01 640: 1e663000 fmov d0, #1.700000000000000000e+01 644: 1e681000 fmov d0, #1.250000000000000000e-01 648: 1e683000 fmov d0, #1.328125000000000000e-01 64c: 1e6a1000 fmov d0, #2.500000000000000000e-01 650: 1e6a3000 fmov d0, #2.656250000000000000e-01 654: 1e6c1000 fmov d0, #5.000000000000000000e-01 658: 1e6c3000 fmov d0, #5.312500000000000000e-01 65c: 1e6e1000 fmov d0, #1.000000000000000000e+00 660: 1e6e3000 fmov d0, #1.062500000000000000e+00 664: 1e701000 fmov d0, #-2.000000000000000000e+00 668: 1e703000 fmov d0, #-2.125000000000000000e+00 66c: 1e721000 fmov d0, #-4.000000000000000000e+00 670: 1e723000 fmov d0, #-4.250000000000000000e+00 674: 1e741000 fmov d0, #-8.000000000000000000e+00 678: 1e743000 fmov d0, #-8.500000000000000000e+00 67c: 1e761000 fmov d0, #-1.600000000000000000e+01 680: 1e763000 fmov d0, #-1.700000000000000000e+01 684: 1e781000 fmov d0, #-1.250000000000000000e-01 688: 1e783000 fmov d0, #-1.328125000000000000e-01 68c: 1e7a1000 fmov d0, #-2.500000000000000000e-01 690: 1e7a3000 fmov d0, #-2.656250000000000000e-01 694: 1e7c1000 fmov d0, #-5.000000000000000000e-01 698: 1e7c3000 fmov d0, #-5.312500000000000000e-01 69c: 1e7e1000 fmov d0, #-1.000000000000000000e+00 6a0: 1e7e3000 fmov d0, #-1.062500000000000000e+00 */ static const unsigned int insns[] = { 0x8b0772d3, 0xcb4a3570, 0xab9c09bb, 0xeb9aa794, 0x0b934e68, 0x4b0a3924, 0x2b1e3568, 0x6b132720, 0x8a154c14, 0xaa1445d5, 0xca01cf99, 0xea8b3f6a, 0x0a8c5cb9, 0x2a4a11d2, 0x4a855aa4, 0x6a857415, 0x8aa697da, 0xaa6d7423, 0xca29bf80, 0xea3cb8bd, 0x0a675249, 0x2ab961ba, 0x4a331899, 0x6a646345, 0x11055267, 0x31064408, 0x51028e9d, 0x710bdee8, 0x91082d81, 0xb106a962, 0xd10b33ae, 0xf10918ab, 0x121102d7, 0x3204cd44, 0x5204cf00, 0x72099fb3, 0x92729545, 0xb20e37cc, 0xd27c34be, 0xf27e4efa, 0x14000000, 0x17ffffd7, 0x1400017f, 0x94000000, 0x97ffffd4, 0x9400017c, 0x3400000c, 0x34fffa2c, 0x34002f2c, 0x35000014, 0x35fff9d4, 0x35002ed4, 0xb400000c, 0xb4fff96c, 0xb4002e6c, 0xb5000018, 0xb5fff918, 0xb5002e18, 0x10000006, 0x10fff8a6, 0x10002da6, 0x90000015, 0x36080001, 0x360ff821, 0x36082d21, 0x37480008, 0x374ff7c8, 0x37482cc8, 0x128b50ec, 0x52a9ff8b, 0x7281d095, 0x92edfebd, 0xd28361e3, 0xf2a4cc96, 0x9346590c, 0x33194f33, 0x531d3d89, 0x9350433c, 0xb34464ac, 0xd3462140, 0x139a61a4, 0x93d87fd7, 0x54000000, 0x54fff5a0, 0x54002aa0, 0x54000001, 0x54fff541, 0x54002a41, 0x54000002, 0x54fff4e2, 0x540029e2, 0x54000002, 0x54fff482, 0x54002982, 0x54000003, 0x54fff423, 0x54002923, 0x54000003, 0x54fff3c3, 0x540028c3, 0x54000004, 0x54fff364, 0x54002864, 0x54000005, 0x54fff305, 0x54002805, 0x54000006, 0x54fff2a6, 0x540027a6, 0x54000007, 0x54fff247, 0x54002747, 0x54000008, 0x54fff1e8, 0x540026e8, 0x54000009, 0x54fff189, 0x54002689, 0x5400000a, 0x54fff12a, 0x5400262a, 0x5400000b, 0x54fff0cb, 0x540025cb, 0x5400000c, 0x54fff06c, 0x5400256c, 0x5400000d, 0x54fff00d, 0x5400250d, 0x5400000e, 0x54ffefae, 0x540024ae, 0x5400000f, 0x54ffef4f, 0x5400244f, 0xd4063721, 0xd4035082, 0xd400bfe3, 0xd4282fc0, 0xd444c320, 0xd503201f, 0xd69f03e0, 0xd6bf03e0, 0xd5033fdf, 0xd5033f9f, 0xd5033abf, 0xd61f0040, 0xd63f00a0, 0xc8147c55, 0xc805fcfd, 0xc85f7e05, 0xc85fffbb, 0xc89fffa0, 0xc8dfff95, 0x88157cf8, 0x8815ff9a, 0x885f7cd5, 0x885fffcf, 0x889ffc73, 0x88dffc56, 0x48127c0f, 0x480bff85, 0x485f7cdd, 0x485ffcf2, 0x489fff99, 0x48dffe62, 0x080a7c3e, 0x0814fed5, 0x085f7c59, 0x085ffcb8, 0x089ffc70, 0x08dfffb6, 0xc87f0a68, 0xc87fcdc7, 0xc82870bb, 0xc825b8c8, 0x887f12d9, 0x887fb9ed, 0x8834215a, 0x8837ca52, 0xf806317e, 0xb81b3337, 0x39000dc2, 0x78005149, 0xf84391f4, 0xb85b220c, 0x385fd356, 0x785d127e, 0x389f4149, 0x79801e3c, 0x79c014a3, 0xb89a5231, 0xfc5ef282, 0xbc5f60f6, 0xfc12125e, 0xbc0152cd, 0xf8190e49, 0xb800befd, 0x381ffd92, 0x781e9e90, 0xf8409fa3, 0xb8413c79, 0x385fffa1, 0x785c7fa8, 0x389f3dc5, 0x78801f6a, 0x78c19d4b, 0xb89a4ec4, 0xfc408eeb, 0xbc436e79, 0xfc152ce1, 0xbc036f28, 0xf8025565, 0xb80135f8, 0x381ff74f, 0x781fa652, 0xf851a447, 0xb85e557b, 0x385e7472, 0x785e070a, 0x38804556, 0x78819591, 0x78dc24e8, 0xb89cd6d7, 0xfc430738, 0xbc5f6595, 0xfc1225b2, 0xbc1d7430, 0xf82fcac2, 0xb83d6a02, 0x382e5a54, 0x7834fa66, 0xf86ecbae, 0xb86cda90, 0x3860d989, 0x78637a2c, 0x38a3fa22, 0x78b15827, 0x78f2d9f9, 0xb8ac6ab7, 0xfc6879a5, 0xbc767943, 0xfc3bc84e, 0xbc3968d4, 0xf91fc0fe, 0xb91da50f, 0x391d280b, 0x791d2e23, 0xf95bc8e2, 0xb95ce525, 0x395ae53c, 0x795c9282, 0x399d7dd6, 0x799fe008, 0x79de9bc0, 0xb99aae78, 0xfd597598, 0xbd5d1d08, 0xfd1f3dea, 0xbd1a227a, 0x5800148a, 0x18000003, 0xf88092e0, 0xd8ffdf00, 0xf8a84860, 0xf99d7560, 0x1a1c012d, 0x3a1c027b, 0x5a060253, 0x7a03028e, 0x9a0801d0, 0xba0803a0, 0xda140308, 0xfa00038c, 0x0b3010d7, 0x2b37ab39, 0xcb2466da, 0x6b33efb1, 0x8b350fcb, 0xab208a70, 0xcb39e52b, 0xeb2c9291, 0x3a4bd1a3, 0x7a4c81a2, 0xba42106c, 0xfa5560e3, 0x3a4e3844, 0x7a515a26, 0xba4c2940, 0xfa52aaae, 0x1a8cc1b5, 0x1a8f976a, 0x5a8981a0, 0x5a9a6492, 0x9a8793ac, 0x9a9474e6, 0xda83d2b6, 0xda9b9593, 0x5ac00200, 0x5ac006f1, 0x5ac009d1, 0x5ac013d8, 0x5ac016d8, 0xdac00223, 0xdac005ac, 0xdac00ac9, 0xdac00c00, 0xdac01205, 0xdac016d9, 0x1ac0089d, 0x1add0fa0, 0x1ad52225, 0x1ad22529, 0x1ac82b61, 0x1acd2e92, 0x9acc0b28, 0x9adc0ca7, 0x9adb2225, 0x9ad42757, 0x9adc291c, 0x9ac42fa3, 0x1b1a55d1, 0x1b0bafc1, 0x9b067221, 0x9b1ea0de, 0x9b2e20d5, 0x9b38cd4a, 0x9bae6254, 0x9ba59452, 0x1e2d0a48, 0x1e3c19c2, 0x1e3c298f, 0x1e213980, 0x1e240baf, 0x1e77082c, 0x1e72191b, 0x1e6b2a97, 0x1e723988, 0x1e770b1a, 0x1f0d66f5, 0x1f01b956, 0x1f227a8e, 0x1f365ba7, 0x1f4f14ad, 0x1f45a98e, 0x1f60066a, 0x1f620054, 0x1e204139, 0x1e20c094, 0x1e214363, 0x1e21c041, 0x1e22c01e, 0x1e60408c, 0x1e60c361, 0x1e6142c8, 0x1e61c16b, 0x1e624396, 0x1e3802dc, 0x9e380374, 0x1e78000e, 0x9e78017a, 0x1e2202dc, 0x9e220150, 0x1e6202a8, 0x9e620395, 0x1e260318, 0x9e660268, 0x1e270188, 0x9e6700e6, 0x1e3023c0, 0x1e6b2320, 0x1e202168, 0x1e602168, 0x2910323d, 0x297449d6, 0x6948402b, 0xa9072f40, 0xa9410747, 0x29801f0a, 0x29e07307, 0x69e272b9, 0xa9bf49d4, 0xa9c529a8, 0x28b0605a, 0x28e866a2, 0x68ee0ab1, 0xa886296c, 0xa8fe1a38, 0x282479c3, 0x286e534f, 0xa8386596, 0xa8755a3b, 0x1e601000, 0x1e603000, 0x1e621000, 0x1e623000, 0x1e641000, 0x1e643000, 0x1e661000, 0x1e663000, 0x1e681000, 0x1e683000, 0x1e6a1000, 0x1e6a3000, 0x1e6c1000, 0x1e6c3000, 0x1e6e1000, 0x1e6e3000, 0x1e701000, 0x1e703000, 0x1e721000, 0x1e723000, 0x1e741000, 0x1e743000, 0x1e761000, 0x1e763000, 0x1e781000, 0x1e783000, 0x1e7a1000, 0x1e7a3000, 0x1e7c1000, 0x1e7c3000, 0x1e7e1000, 0x1e7e3000, }; // END Generated code -- do not edit { bool ok = true; unsigned int *insns1 = (unsigned int *)entry; for (unsigned int i = 0; i < sizeof insns / sizeof insns[0]; i++) { if (insns[i] != insns1[i]) { ok = false; printf("Ours:\n"); Disassembler::decode((address)&insns1[i], (address)&insns1[i+1]); printf("Theirs:\n"); Disassembler::decode((address)&insns[i], (address)&insns[i+1]); printf("\n"); } } assert(ok, "Assembler smoke test failed"); } #ifndef PRODUCT address PC = __ pc(); __ ld1(v0, __ T16B, Address(r16)); // No offset __ ld1(v0, __ T16B, __ post(r16, 0)); // Post-index __ ld1(v0, __ T16B, Address(r16, r17)); // #endif // PRODUCT } #endif // ASSERT #undef __ void Assembler::emit_data64(jlong data, relocInfo::relocType rtype, int format) { if (rtype == relocInfo::none) { emit_int64(data); } else { emit_data64(data, Relocation::spec_simple(rtype), format); } } void Assembler::emit_data64(jlong data, RelocationHolder const& rspec, int format) { assert(inst_mark() != NULL, "must be inside InstructionMark"); // Do not use AbstractAssembler::relocate, which is not intended for // embedded words. Instead, relocate to the enclosing instruction. code_section()->relocate(inst_mark(), rspec, format); emit_int64(data); } extern "C" { void das(uint64_t start, int len) { ResourceMark rm; len <<= 2; if (len < 0) Disassembler::decode((address)start + len, (address)start); else Disassembler::decode((address)start, (address)start + len); } JNIEXPORT void das1(unsigned long insn) { das(insn, 1); } } #define gas_assert(ARG1) assert(ARG1, #ARG1) #define __ as-> void Address::lea(MacroAssembler *as, Register r) const { Relocation* reloc = _rspec.reloc(); relocInfo::relocType rtype = (relocInfo::relocType) reloc->type(); switch(_mode) { case base_plus_offset: { if (_offset == 0 && _base == r) // it's a nop break; if (_offset > 0) __ add(r, _base, _offset); else __ sub(r, _base, -_offset); break; } case base_plus_offset_reg: { __ add(r, _base, _index, _ext.op(), MAX(_ext.shift(), 0)); break; } case literal: { if (rtype == relocInfo::none) __ mov(r, target()); else __ movptr(r, (uint64_t)target()); break; } default: ShouldNotReachHere(); } } void Assembler::adrp(Register reg1, const Address &dest, unsigned long &byte_offset) { ShouldNotReachHere(); } #undef __ #define starti Instruction_aarch64 do_not_use(this); set_current(&do_not_use) void Assembler::adr(Register Rd, address adr) { long offset = adr - pc(); int offset_lo = offset & 3; offset >>= 2; starti; f(0, 31), f(offset_lo, 30, 29), f(0b10000, 28, 24), sf(offset, 23, 5); rf(Rd, 0); } void Assembler::_adrp(Register Rd, address adr) { uint64_t pc_page = (uint64_t)pc() >> 12; uint64_t adr_page = (uint64_t)adr >> 12; long offset = adr_page - pc_page; int offset_lo = offset & 3; offset >>= 2; starti; f(1, 31), f(offset_lo, 30, 29), f(0b10000, 28, 24), sf(offset, 23, 5); rf(Rd, 0); } #undef starti Address::Address(address target, relocInfo::relocType rtype) : _mode(literal){ _is_lval = false; _target = target; switch (rtype) { case relocInfo::oop_type: case relocInfo::metadata_type: // Oops are a special case. Normally they would be their own section // but in cases like icBuffer they are literals in the code stream that // we don't have a section for. We use none so that we get a literal address // which is always patchable. break; case relocInfo::external_word_type: _rspec = external_word_Relocation::spec(target); break; case relocInfo::internal_word_type: _rspec = internal_word_Relocation::spec(target); break; case relocInfo::opt_virtual_call_type: _rspec = opt_virtual_call_Relocation::spec(); break; case relocInfo::static_call_type: _rspec = static_call_Relocation::spec(); break; case relocInfo::runtime_call_type: _rspec = runtime_call_Relocation::spec(); break; case relocInfo::poll_type: case relocInfo::poll_return_type: _rspec = Relocation::spec_simple(rtype); break; case relocInfo::none: _rspec = RelocationHolder::none; break; default: ShouldNotReachHere(); break; } } void Assembler::b(const Address &dest) { InstructionMark im(this); code_section()->relocate(inst_mark(), dest.rspec()); b(dest.target()); } void Assembler::bl(const Address &dest) { InstructionMark im(this); code_section()->relocate(inst_mark(), dest.rspec()); bl(dest.target()); } void Assembler::adr(Register r, const Address &dest) { InstructionMark im(this); code_section()->relocate(inst_mark(), dest.rspec()); adr(r, dest.target()); } void Assembler::br(Condition cc, Label &L) { if (L.is_bound()) { br(cc, target(L)); } else { L.add_patch_at(code(), locator()); br(cc, pc()); } } void Assembler::wrap_label(Label &L, Assembler::uncond_branch_insn insn) { if (L.is_bound()) { (this->*insn)(target(L)); } else { L.add_patch_at(code(), locator()); (this->*insn)(pc()); } } void Assembler::wrap_label(Register r, Label &L, compare_and_branch_insn insn) { if (L.is_bound()) { (this->*insn)(r, target(L)); } else { L.add_patch_at(code(), locator()); (this->*insn)(r, pc()); } } void Assembler::wrap_label(Register r, int bitpos, Label &L, test_and_branch_insn insn) { if (L.is_bound()) { (this->*insn)(r, bitpos, target(L)); } else { L.add_patch_at(code(), locator()); (this->*insn)(r, bitpos, pc()); } } void Assembler::wrap_label(Label &L, prfop op, prefetch_insn insn) { if (L.is_bound()) { (this->*insn)(target(L), op); } else { L.add_patch_at(code(), locator()); (this->*insn)(pc(), op); } } // An "all-purpose" add/subtract immediate, per ARM documentation: // A "programmer-friendly" assembler may accept a negative immediate // between -(2^24 -1) and -1 inclusive, causing it to convert a // requested ADD operation to a SUB, or vice versa, and then encode // the absolute value of the immediate as for uimm24. void Assembler::add_sub_immediate(Register Rd, Register Rn, unsigned uimm, int op, int negated_op) { bool sets_flags = op & 1; // this op sets flags union { unsigned u; int imm; }; u = uimm; bool shift = false; bool neg = imm < 0; if (neg) { imm = -imm; op = negated_op; } assert(Rd != sp || imm % 16 == 0, "misaligned stack"); if (imm >= (1 << 11) && ((imm >> 12) << 12 == imm)) { imm >>= 12; shift = true; } f(op, 31, 29), f(0b10001, 28, 24), f(shift, 23, 22), f(imm, 21, 10); // add/subtract immediate ops with the S bit set treat r31 as zr; // with S unset they use sp. if (sets_flags) zrf(Rd, 0); else srf(Rd, 0); srf(Rn, 5); } bool Assembler::operand_valid_for_add_sub_immediate(long imm) { bool shift = false; unsigned long uimm = uabs(imm); if (uimm < (1 << 12)) return true; if (uimm < (1 << 24) && ((uimm >> 12) << 12 == uimm)) { return true; } return false; } bool Assembler::operand_valid_for_logical_immediate(bool is32, uint64_t imm) { return encode_logical_immediate(is32, imm) != 0xffffffff; } static uint64_t doubleTo64Bits(jdouble d) { union { jdouble double_value; uint64_t double_bits; }; double_value = d; return double_bits; } bool Assembler::operand_valid_for_float_immediate(double imm) { // If imm is all zero bits we can use ZR as the source of a // floating-point value. if (doubleTo64Bits(imm) == 0) return true; // Otherwise try to encode imm then convert the encoded value back // and make sure it's the exact same bit pattern. unsigned result = encoding_for_fp_immediate(imm); return doubleTo64Bits(imm) == fp_immediate_for_encoding(result, true); } int AbstractAssembler::code_fill_byte() { return 0; } // n.b. this is implemented in subclass MacroAssembler void Assembler::bang_stack_with_offset(int offset) { Unimplemented(); } // and now the routines called by the assembler which encapsulate the // above encode and decode functions uint32_t asm_util::encode_logical_immediate(bool is32, uint64_t imm) { if (is32) { /* Allow all zeros or all ones in top 32-bits, so that constant expressions like ~1 are permitted. */ if (imm >> 32 != 0 && imm >> 32 != 0xffffffff) return 0xffffffff; /* Replicate the 32 lower bits to the 32 upper bits. */ imm &= 0xffffffff; imm |= imm << 32; } return encoding_for_logical_immediate(imm); } unsigned Assembler::pack(double value) { float val = (float)value; unsigned result = encoding_for_fp_immediate(val); guarantee(unpack(result) == value, "Invalid floating-point immediate operand"); return result; } // Packed operands for Floating-point Move (immediate) static float unpack(unsigned value) { union { unsigned ival; float val; }; ival = fp_immediate_for_encoding(value, 0); return val; }