kmx.io/prism.js/tests/languages/armasm/instruction_feature.test
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Hash : 554ff324
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Date : 2022-03-21T15:25:14
Added support for ARM Assembly (#3376)
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tests/languages/armasm/instruction_feature.test
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AREA subrout, CODE, READONLY ; Name this block of code ENTRY ; Mark first instruction to execute start MOV r0, #10 ; Set up parameters MOV r1, #3 BL doadd ; Call subroutine stop MOV r0, #0x18 ; angel_SWIreason_ReportException LDR r1, =0x20026 ; ADP_Stopped_ApplicationExit SVC #0x123456 ; ARM semihosting (formerly SWI) doadd ADD r0, r0, r1 ; Subroutine code BX lr ; Return from subroutine END ; Mark end of file MACRO $Lab DivMod $Div,$Top,$Bot,$Temp ASSERT $Top <> $Bot ; Produce an error message if the ASSERT $Top <> $Temp ; registers supplied are ASSERT $Bot <> $Temp ; not all different IF "$Div" <> "" ASSERT $Div <> $Top ; These three only matter if $Div ASSERT $Div <> $Bot ; is not null ("") ASSERT $Div <> $Temp ; ENDIF $Lab MOV $Temp, $Bot ; Put divisor in $Temp CMP $Temp, $Top, LSR #1 ; double it until 90 MOVLS $Temp, $Temp, LSL #1 ; 2 * $Temp > $Top CMP $Temp, $Top, LSR #1 BLS %b90 ; The b means search backwards IF "$Div" <> "" ; Omit next instruction if $Div is null MOV $Div, #0 ; Initialize quotient ENDIF 91 CMP $Top, $Temp ; Can we subtract $Temp? SUBCS $Top, $Top,$Temp ; If we can, do so IF "$Div" <> "" ; Omit next instruction if $Div is null ADC $Div, $Div, $Div ; Double $Div ENDIF MOV $Temp, $Temp, LSR #1 ; Halve $Temp, CMP $Temp, $Bot ; and loop until BHS %b91 ; less than divisor MEND ---------------------------------------------------- [ ["directive", "AREA"], " subrout", ["punctuation", ","], ["directive", "CODE"], ["punctuation", ","], ["directive", "READONLY"], ["comment", "; Name this block of code"], ["directive", "ENTRY"], ["comment", "; Mark first instruction to execute"], "\r\nstart ", ["instruction", "MOV"], ["register", "r0"], ["punctuation", ","], ["operator", "#"], ["number", "10"], ["comment", "; Set up parameters"], ["instruction", "MOV"], ["register", "r1"], ["punctuation", ","], ["operator", "#"], ["number", "3"], ["instruction", "BL"], " doadd ", ["comment", "; Call subroutine"], "\r\nstop ", ["instruction", "MOV"], ["register", "r0"], ["punctuation", ","], ["operator", "#"], ["number", "0x18"], ["comment", "; angel_SWIreason_ReportException"], ["instruction", "LDR"], ["register", "r1"], ["punctuation", ","], ["operator", "="], ["number", "0x20026"], ["comment", "; ADP_Stopped_ApplicationExit"], ["instruction", "SVC"], ["operator", "#"], ["number", "0x123456"], ["comment", "; ARM semihosting (formerly SWI)"], "\r\ndoadd ", ["instruction", "ADD"], ["register", "r0"], ["punctuation", ","], ["register", "r0"], ["punctuation", ","], ["register", "r1"], ["comment", "; Subroutine code"], ["instruction", "BX"], ["register", "lr"], ["comment", "; Return from subroutine"], ["directive", "END"], ["comment", "; Mark end of file"], ["directive", "MACRO"], ["variable", "$Lab"], " DivMod ", ["variable", "$Div"], ["punctuation", ","], ["variable", "$Top"], ["punctuation", ","], ["variable", "$Bot"], ["punctuation", ","], ["variable", "$Temp"], ["directive", "ASSERT"], ["variable", "$Top"], ["operator", "<>"], ["variable", "$Bot"], ["comment", "; Produce an error message if the"], ["directive", "ASSERT"], ["variable", "$Top"], ["operator", "<>"], ["variable", "$Temp"], ["comment", "; registers supplied are"], ["directive", "ASSERT"], ["variable", "$Bot"], ["operator", "<>"], ["variable", "$Temp"], ["comment", "; not all different"], ["directive", "IF"], ["string", [ "\"", ["variable", "$Div"], "\"" ]], ["operator", "<>"], ["string", ["\"\""]], ["directive", "ASSERT"], ["variable", "$Div"], ["operator", "<>"], ["variable", "$Top"], ["comment", "; These three only matter if $Div"], ["directive", "ASSERT"], ["variable", "$Div"], ["operator", "<>"], ["variable", "$Bot"], ["comment", "; is not null (\"\")"], ["directive", "ASSERT"], ["variable", "$Div"], ["operator", "<>"], ["variable", "$Temp"], ["comment", ";"], ["directive", "ENDIF"], ["variable", "$Lab"], ["instruction", "MOV"], ["variable", "$Temp"], ["punctuation", ","], ["variable", "$Bot"], ["comment", "; Put divisor in $Temp"], ["instruction", "CMP"], ["variable", "$Temp"], ["punctuation", ","], ["variable", "$Top"], ["punctuation", ","], " LSR ", ["operator", "#"], ["number", "1"], ["comment", "; double it until"], ["number", "90"], ["instruction", "MOVLS"], ["variable", "$Temp"], ["punctuation", ","], ["variable", "$Temp"], ["punctuation", ","], " LSL ", ["operator", "#"], ["number", "1"], ["comment", "; 2 * $Temp > $Top"], ["instruction", "CMP"], ["variable", "$Temp"], ["punctuation", ","], ["variable", "$Top"], ["punctuation", ","], " LSR ", ["operator", "#"], ["number", "1"], ["instruction", "BLS"], ["operator", "%"], "b90 ", ["comment", "; The b means search backwards"], ["directive", "IF"], ["string", [ "\"", ["variable", "$Div"], "\"" ]], ["operator", "<>"], ["string", ["\"\""]], ["comment", "; Omit next instruction if $Div is null"], ["instruction", "MOV"], ["variable", "$Div"], ["punctuation", ","], ["operator", "#"], ["number", "0"], ["comment", "; Initialize quotient"], ["directive", "ENDIF"], ["number", "91"], ["instruction", "CMP"], ["variable", "$Top"], ["punctuation", ","], ["variable", "$Temp"], ["comment", "; Can we subtract $Temp?"], ["instruction", "SUBCS"], ["variable", "$Top"], ["punctuation", ","], ["variable", "$Top"], ["punctuation", ","], ["variable", "$Temp"], ["comment", "; If we can, do so"], ["directive", "IF"], ["string", [ "\"", ["variable", "$Div"], "\"" ]], ["operator", "<>"], ["string", ["\"\""]], ["comment", "; Omit next instruction if $Div is null"], ["instruction", "ADC"], ["variable", "$Div"], ["punctuation", ","], ["variable", "$Div"], ["punctuation", ","], ["variable", "$Div"], ["comment", "; Double $Div"], ["directive", "ENDIF"], ["instruction", "MOV"], ["variable", "$Temp"], ["punctuation", ","], ["variable", "$Temp"], ["punctuation", ","], " LSR ", ["operator", "#"], ["number", "1"], ["comment", "; Halve $Temp,"], ["instruction", "CMP"], ["variable", "$Temp"], ["punctuation", ","], ["variable", "$Bot"], ["comment", "; and loop until"], ["instruction", "BHS"], ["operator", "%"], "b91 ", ["comment", "; less than divisor"], ["directive", "MEND"] ]