diff options
Diffstat (limited to 'lib/Target/Mips/MipsInstrFormats.td')
-rw-r--r-- | lib/Target/Mips/MipsInstrFormats.td | 66 |
1 files changed, 42 insertions, 24 deletions
diff --git a/lib/Target/Mips/MipsInstrFormats.td b/lib/Target/Mips/MipsInstrFormats.td index 1322784..737a018 100644 --- a/lib/Target/Mips/MipsInstrFormats.td +++ b/lib/Target/Mips/MipsInstrFormats.td @@ -183,7 +183,7 @@ class BranchBase<bits<6> op, dag outs, dag ins, string asmstr, // Format J instruction class in Mips : <|opcode|address|> //===----------------------------------------------------------------------===// -class FJ<bits<6> op> +class FJ<bits<6> op> : StdArch { bits<26> target; @@ -272,7 +272,7 @@ class SRLV_FM<bits<6> funct, bit rotate> : StdArch { let Inst{5-0} = funct; } -class BEQ_FM<bits<6> op> { +class BEQ_FM<bits<6> op> : StdArch { bits<5> rs; bits<5> rt; bits<16> offset; @@ -285,7 +285,7 @@ class BEQ_FM<bits<6> op> { let Inst{15-0} = offset; } -class BGEZ_FM<bits<6> op, bits<5> funct> { +class BGEZ_FM<bits<6> op, bits<5> funct> : StdArch { bits<5> rs; bits<16> offset; @@ -297,17 +297,6 @@ class BGEZ_FM<bits<6> op, bits<5> funct> { let Inst{15-0} = offset; } -class B_FM { - bits<16> offset; - - bits<32> Inst; - - let Inst{31-26} = 4; - let Inst{25-21} = 0; - let Inst{20-16} = 0; - let Inst{15-0} = offset; -} - class SLTI_FM<bits<6> op> : StdArch { bits<5> rt; bits<5> rs; @@ -321,7 +310,7 @@ class SLTI_FM<bits<6> op> : StdArch { let Inst{15-0} = imm16; } -class MFLO_FM<bits<6> funct> { +class MFLO_FM<bits<6> funct> : StdArch { bits<5> rd; bits<32> Inst; @@ -333,7 +322,7 @@ class MFLO_FM<bits<6> funct> { let Inst{5-0} = funct; } -class MTLO_FM<bits<6> funct> { +class MTLO_FM<bits<6> funct> : StdArch { bits<5> rs; bits<32> Inst; @@ -344,7 +333,7 @@ class MTLO_FM<bits<6> funct> { let Inst{5-0} = funct; } -class SEB_FM<bits<5> funct, bits<6> funct2> { +class SEB_FM<bits<5> funct, bits<6> funct2> : StdArch { bits<5> rd; bits<5> rt; @@ -358,7 +347,7 @@ class SEB_FM<bits<5> funct, bits<6> funct2> { let Inst{5-0} = funct2; } -class CLO_FM<bits<6> funct> { +class CLO_FM<bits<6> funct> : StdArch { bits<5> rd; bits<5> rs; bits<5> rt; @@ -374,7 +363,7 @@ class CLO_FM<bits<6> funct> { let rt = rd; } -class LUI_FM { +class LUI_FM : StdArch { bits<5> rt; bits<16> imm16; @@ -386,7 +375,7 @@ class LUI_FM { let Inst{15-0} = imm16; } -class JALR_FM { +class JALR_FM : StdArch { bits<5> rd; bits<5> rs; @@ -400,7 +389,7 @@ class JALR_FM { let Inst{5-0} = 9; } -class BGEZAL_FM<bits<5> funct> { +class BGEZAL_FM<bits<5> funct> : StdArch { bits<5> rs; bits<16> offset; @@ -435,7 +424,7 @@ class MULT_FM<bits<6> op, bits<6> funct> : StdArch { let Inst{5-0} = funct; } -class EXT_FM<bits<6> funct> { +class EXT_FM<bits<6> funct> : StdArch { bits<5> rt; bits<5> rs; bits<5> pos; @@ -465,7 +454,7 @@ class RDHWR_FM { let Inst{5-0} = 0x3b; } -class TEQ_FM<bits<6> funct> { +class TEQ_FM<bits<6> funct> : StdArch { bits<5> rs; bits<5> rt; bits<10> code_; @@ -479,6 +468,17 @@ class TEQ_FM<bits<6> funct> { let Inst{5-0} = funct; } +class TEQI_FM<bits<5> funct> : StdArch { + bits<5> rs; + bits<16> imm16; + + bits<32> Inst; + + let Inst{31-26} = 1; + let Inst{25-21} = rs; + let Inst{20-16} = funct; + let Inst{15-0} = imm16; +} //===----------------------------------------------------------------------===// // System calls format <op|code_|funct> //===----------------------------------------------------------------------===// @@ -520,6 +520,24 @@ class ER_FM<bits<6> funct> let Inst{5-0} = funct; } + +//===----------------------------------------------------------------------===// +// Enable/disable interrupt instruction format <Cop0|MFMC0|rt|12|0|sc|0|0> +//===----------------------------------------------------------------------===// + +class EI_FM<bits<1> sc> +{ + bits<32> Inst; + bits<5> rt; + let Inst{31-26} = 0x10; + let Inst{25-21} = 0xb; + let Inst{20-16} = rt; + let Inst{15-11} = 0xc; + let Inst{10-6} = 0; + let Inst{5} = sc; + let Inst{4-0} = 0; +} + //===----------------------------------------------------------------------===// // // FLOATING POINT INSTRUCTION FORMATS @@ -701,7 +719,7 @@ class CMov_I_F_FM<bits<6> funct, bits<5> fmt> { let Inst{5-0} = funct; } -class CMov_F_I_FM<bit tf> { +class CMov_F_I_FM<bit tf> : StdArch { bits<5> rd; bits<5> rs; bits<3> fcc; |