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update lips
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parent
a1788c5104
commit
636b54e93e
2 changed files with 36 additions and 17 deletions
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@ -371,17 +371,19 @@ data.instructions = {
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-- pseudo-instructions
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B = {4, 'r', '00o'}, -- BEQ R0, R0, offset
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BAL = {1, 'r', '0Co', 17}, -- BGEZAL R0, offset
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BEQZ = {4, 'sr', 's0o'}, -- BEQ RS, R0, offset
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BNEZ = {5, 'sr', 's0o'}, -- BNE RS, R0, offset
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CL = {0, 'd', '00d0C', 37}, -- OR RD, R0, R0
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MOV = {0, 'ds', 's0d0C', 37}, -- OR RD, RS, R0
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NEG = {0, 'dt', '0td0C', 34}, -- SUB RD, R0, RT
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NOP = {0, '', '0'}, -- SLL R0, R0, 0
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NOT = {0, 'ds', 's0d0C', 39}, -- NOR RD, RS, R0
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SUBI = {8, 'tsk', 'sti'}, -- ADDI RT, RS, -immediate
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SUBIU = {9, 'tsk', 'sti'}, -- ADDIU RT, RS, -immediate
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B = { 4, 'r', '00o'}, -- BEQ R0, R0, offset
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BAL = { 1, 'r', '0Co', 17}, -- BGEZAL R0, offset
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BEQZ = { 4, 'sr', 's0o'}, -- BEQ RS, R0, offset
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BEQZL = {20, 'sr', 's0o'}, -- BEQL RS, R0, offset
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BNEZ = { 5, 'sr', 's0o'}, -- BNE RS, R0, offset
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BNEZL = {21, 'sr', 's0o'}, -- BNEL RS, R0, offset
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CL = { 0, 'd', '00d0C', 37}, -- OR RD, R0, R0
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MOV = { 0, 'ds', 's0d0C', 37}, -- OR RD, RS, R0
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NEG = { 0, 'dt', '0td0C', 34}, -- SUB RD, R0, RT
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NOP = { 0, '', '0'}, -- SLL R0, R0, 0
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NOT = { 0, 'ds', 's0d0C', 39}, -- NOR RD, RS, R0
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SUBI = { 8, 'tsk', 'sti'}, -- ADDI RT, RS, -immediate
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SUBIU = { 9, 'tsk', 'sti'}, -- ADDIU RT, RS, -immediate
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-- ...that expand to multiple instructions
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LI = __, -- only one instruction for values < 0x10000
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@ -409,12 +411,17 @@ data.instructions = {
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SLE = __, SLEI = __, SLEIU = __, SLEU = __,
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SNE = __, SNEI = __, SNEIU = __, SNEU = __,
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BEQI = __,
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BNEI = __,
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BGE = __, BGEI = __,
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BLE = __, BLEI = __,
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BLT = __, BLTI = __,
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BGT = __, BGTI = __,
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BGE = __,
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BLE = __,
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BLT = __,
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BGT = __,
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BEQI = __, BEQIL = __,
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BNEI = __, BNEIL = __,
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BGEI = __, BGEIL = __,
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BLEI = __, BLEIL = __,
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BLTI = __, BLTIL = __,
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BGTI = __, BGTIL = __,
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}
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data.all_instructions = {}
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@ -237,6 +237,12 @@ local branch_basics = {
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BLEI = "BNE",
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BLTI = "BNE",
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BNEI = "BNE",
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BEQIL = "BEQL",
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BGEIL = "BEQL",
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BGTIL = "BEQL",
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BLEIL = "BNEL",
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BLTIL = "BNEL",
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BNEIL = "BNEL",
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}
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function overrides.BEQI(self, name)
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@ -261,6 +267,8 @@ function overrides.BEQI(self, name)
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self:format_out(branch, args)
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end
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overrides.BNEI = overrides.BEQI
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overrides.BEQIL = overrides.BEQI
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overrides.BNEIL = overrides.BEQI
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function overrides.BLTI(self, name)
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local slti = instructions['SLTI']
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@ -284,6 +292,8 @@ function overrides.BLTI(self, name)
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self:format_out(branch, args)
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end
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overrides.BGEI = overrides.BLTI
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overrides.BLTIL = overrides.BLTI
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overrides.BGEIL = overrides.BLTI
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function overrides.BLEI(self, name)
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-- TODO: this can probably be optimized
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@ -323,5 +333,7 @@ function overrides.BLEI(self, name)
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self:format_out(branch, args)
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end
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overrides.BGTI = overrides.BLEI
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overrides.BLEIL = overrides.BLEI
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overrides.BGTIL = overrides.BLEI
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return overrides
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