// Copyright 2016, VIXL authors // All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are met: // // * Redistributions of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // * Neither the name of ARM Limited nor the names of its contributors may be // used to endorse or promote products derived from this software without // specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Test description for instructions of the following forms: // MNEMONIC{<c>}.W <Rd>, <Rn>, <Rm> // MNEMONIC{<c>}.W <Rd>, SP, <Rm> // MNEMONIC{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } // MNEMONIC{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } // // MNEMONIC{<c>}.N <Rdm>, SP, <Rdm> // MNEMONIC{<c>}.N SP, SP, <Rm> // MNEMONIC{<c>}.N <Rd>, <Rn>, <Rm> // MNEMONIC{<c>}.N <Rdn>, <Rdn>, <Rm> ; rm is not SP // MNEMONIC{<c>}.N <Rdn>, <Rdn>, <Rm> ; low registers // // Note that this test only covers the cases where the optional shift // operand is not provided. The shift operands are tested in // "cond-rd-rn-operand-rm-shift-amount-*-t32.json". { "mnemonics": [ "Adc", // ADC<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // ADC{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Adcs", // ADCS{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // ADCS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Add", // ADD<c>{<q>} <Rd>, <Rn>, <Rm> ; T1 // ADD<c>{<q>} <Rdn>, <Rm> ; T2 // ADD{<c>}{<q>} {<Rdn>}, <Rdn>, <Rm> ; T2 // ADD{<c>}{<q>} {<Rdm>}, SP, <Rdm> ; T1 // ADD{<c>}{<q>} {SP}, SP, <Rm> ; T2 // ADD{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T3 // ADD{<c>}{<q>} {<Rd>}, SP, <Rm> {, <shift> #<amount> } ; T3 "Adds", // ADDS{<q>} {<Rd>}, <Rn>, <Rm> ; T1 // ADDS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T3 // ADDS{<c>}{<q>} {<Rd>}, SP, <Rm> {, <shift> #<amount> } ; T3 "And", // AND<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // AND{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Ands", // ANDS{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // ANDS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Bic", // BIC<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // BIC{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Bics", // BICS{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // BICS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Eor", // EOR<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // EOR{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Eors", // EORS{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // EORS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Orn", // ORN{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T1 "Orns", // ORNS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T1 "Orr", // ORR<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // ORR{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Orrs", // ORRS{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // ORRS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Rsb", // RSB{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T1 "Rsbs", // RSBS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T1 "Sbc", // SBC<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // SBC{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Sbcs", // SBCS{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 // SBCS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 "Sub", // SUB<c>{<q>} <Rd>, <Rn>, <Rm> ; T1 // SUB{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 // SUB{<c>}{<q>} {<Rd>}, SP, <Rm> {, <shift> #<amount> } ; T1 // SUB{<c>} {<Rd>}, SP, <Rm> ; T1 "Subs", // SUBS{<q>} {<Rd>}, <Rn>, <Rm> ; T1 // SUBS{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, <shift> #<amount> } ; T2 // SUBS{<c>}{<q>} {<Rd>}, SP, <Rm> {, <shift> #<amount> } ; T1 "Sxtab", // SXTAB{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } ; T1 "Sxtab16", // SXTAB16{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } ; T1 "Sxtah", // SXTAH{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } ; T1 "Uxtab", // UXTAB{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } ; T1 "Uxtab16", // UXTAB16{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } ; T1 "Uxtah", // UXTAH{<c>}{<q>} {<Rd>}, <Rn>, <Rm> {, ROR #<amount> } ; T1 // Shift instructions that alias to MOV. // Note that we are not giving them a different input for their // last operand since they are already tested in // "cond-rd-operand-rn-shift-rs-t32.json". // TODO: Add tests for MOV <Rd>, <Rn>, <shift>, <Rs>. "Asr", // ASR<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // ASR{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Asrs", // ASRS{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // ASRS{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Lsl", // LSL<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // LSL{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Lsls", // LSLS{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // LSLS{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Lsr", // LSR<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // LSR{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Lsrs", // LSRS{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // LSRS{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Ror", // ROR<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // ROR{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 "Rors" // RORS{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 // RORS{<c>}{<q>} {<Rd>}, <Rm>, <Rs> ; T2 ], "description": { "operands": [ { "name": "cond", "type": "Condition" }, { "name": "rd", "type": "AllRegistersButPC" }, { "name": "rn", "type": "AllRegistersButPC" }, { "name": "op", "wrapper": "Operand", "operands": [ { "name": "rm", "type": "AllRegistersButPC" } ] } ], "inputs": [ { "name": "apsr", "type": "NZCV" }, { "name": "rd", "type": "Register" }, { "name": "rn", "type": "Register" }, { "name": "rm", "type": "Register" } ] }, "test-files": [ { "type": "assembler", "test-cases": [ { "name": "Unconditionnal", "operands": [ "cond", "rd", "rn", "rm" ], "operand-filter": "cond == 'al'", "operand-limit": 500 } ] }, // Test cases where an IT instruction is allowed. { "name": "all-low-in-it-block", "type": "assembler", "mnemonics": [ "Add", // ADD<c>{<q>} <Rd>, <Rn>, <Rm> ; T1 "Sub" // SUB<c>{<q>} <Rd>, <Rn>, <Rm> ; T1 ], "test-cases": [ { "name": "InITBlock", "operands": [ "cond", "rd", "rn", "rm" ], // Generate an extra IT instruction. "in-it-block": "{cond}", "operand-filter": "cond != 'al' and register_is_low(rd) and register_is_low(rn) and register_is_low(rm)", "operand-limit": 500 } ] }, { "name": "all-low-rd-is-rn-in-it-block", "type": "assembler", "mnemonics": [ "Adc", // ADC<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 "And", // AND<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 "Asr", // ASR<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 "Bic", // BIC<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 "Eor", // EOR<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 "Lsl", // LSL<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 "Lsr", // LSR<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 "Orr", // ORR<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 "Ror", // ROR<c>{<q>} {<Rdm>}, <Rdm>, <Rs> ; T1 "Sbc" // SBC<c>{<q>} {<Rdn>}, <Rdn>, <Rm> ; T1 ], "test-cases": [ { "name": "InITBlock", "operands": [ "cond", "rd", "rn", "rm" ], // Generate an extra IT instruction. "in-it-block": "{cond}", "operand-filter": "cond != 'al' and rd == rn and register_is_low(rn) and register_is_low(rm)", "operand-limit": 500 } ] }, { "name": "rd-is-rn-in-it-block", "type": "assembler", "mnemonics": [ "Add" // ADD{<c>}{<q>} {<Rdn>}, <Rdn>, <Rm> ; T2 ], "test-cases": [ { "name": "InITBlock", "operands": [ "cond", "rd", "rn", "rm" ], // Generate an extra IT instruction. "in-it-block": "{cond}", "operand-filter": "cond != 'al' and rd == rn and rm != 'r13'", "operand-limit": 500 } ] }, // Special case for a conditional ADD instruction with rn as SP. { "name": "rn-is-sp-in-it-block", "type": "assembler", "mnemonics": [ "Add" // ADD{<c>}{<q>} {<Rdm>}, SP, <Rdm> ; T1 ], "test-cases": [ { "name": "InITBlock", "operands": [ "cond", "rd", "rn", "rm" ], // Generate an extra IT instruction. "in-it-block": "{cond}", "operand-filter": "cond != 'al' and rd == rm and register_is_low(rm) and rn == 'r13'" } ] }, // Special case for a conditional ADD instruction with rd and rn as SP. { "name": "rd-is-rn-is-sp-in-it-block", "type": "assembler", "mnemonics": [ "Add" // ADD{<c>}{<q>} {SP}, SP, <Rm> ; T2 ], "test-cases": [ { "name": "InITBlock", "operands": [ "cond", "rd", "rn", "rm" ], // Generate an extra IT instruction. "in-it-block": "{cond}", "operand-filter": "cond != 'al' and rd == 'r13' and rn == 'r13'" } ] }, { "type": "simulator", "test-cases": [ { "name": "Condition", "operands": [ "cond" ], "inputs": [ "apsr" ] }, // Test combinations of registers values with rd == rn. { "name": "RdIsRn", "operands": [ "cond", "rd", "rn", "rm" ], "inputs": [ "apsr", "rd", "rn", "rm" ], "operand-filter": "rd == rn and rn != rm", "operand-limit": 10, "input-filter": "rd == rn", "input-limit": 200 }, // Test combinations of registers values with rd == rm. { "name": "RdIsRm", "operands": [ "cond", "rd", "rn", "rm" ], "inputs": [ "apsr", "rd", "rn", "rm" ], "operand-filter": "rd == rm and rn != rm", "operand-limit": 10, "input-filter": "rd == rm", "input-limit": 200 }, // Test combinations of registers values. { "name": "RdIsNotRnIsNotRm", "operands": [ "cond", "rd", "rn", "rm" ], "inputs": [ "apsr", "rd", "rn", "rm" ], "operand-filter": "rd != rn != rm", "operand-limit": 10, "input-limit": 200 } ] } ] }