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cpu.x86.assembler: BT family instructions

db4
Joe Groff 2010-05-15 13:08:22 -07:00
parent 010b5069bd
commit 986ed057d8
2 changed files with 35 additions and 1 deletions
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15
basis/cpu/x86/assembler/assembler-tests.factor
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@ -190,6 +190,21 @@ cell 4 = [
[ { HEX: 48 HEX: 6b HEX: c1 HEX: 03 } ] [ [ RAX RCX 3 IMUL3 ] { } make ] unit-test
[ { HEX: 48 HEX: 69 HEX: c1 HEX: 44 HEX: 03 HEX: 00 HEX: 00 } ] [ [ RAX RCX HEX: 344 IMUL3 ] { } make ] unit-test
! BT family instructions
[ { HEX: 0f HEX: ba HEX: e0 HEX: 01 } ] [ [ EAX 1 BT ] { } make ] unit-test
[ { HEX: 0f HEX: ba HEX: f8 HEX: 01 } ] [ [ EAX 1 BTC ] { } make ] unit-test
[ { HEX: 0f HEX: ba HEX: e8 HEX: 01 } ] [ [ EAX 1 BTS ] { } make ] unit-test
[ { HEX: 0f HEX: ba HEX: f0 HEX: 01 } ] [ [ EAX 1 BTR ] { } make ] unit-test
[ { HEX: 48 HEX: 0f HEX: ba HEX: e0 HEX: 01 } ] [ [ RAX 1 BT ] { } make ] unit-test
[ { HEX: 0f HEX: ba HEX: 20 HEX: 01 } ] [ [ EAX [] 1 BT ] { } make ] unit-test
[ { HEX: 0f HEX: a3 HEX: d8 } ] [ [ EAX EBX BT ] { } make ] unit-test
[ { HEX: 0f HEX: bb HEX: d8 } ] [ [ EAX EBX BTC ] { } make ] unit-test
[ { HEX: 0f HEX: ab HEX: d8 } ] [ [ EAX EBX BTS ] { } make ] unit-test
[ { HEX: 0f HEX: b3 HEX: d8 } ] [ [ EAX EBX BTR ] { } make ] unit-test
[ { HEX: 0f HEX: a3 HEX: 18 } ] [ [ EAX [] EBX BT ] { } make ] unit-test
[ { 15 183 195 } ] [ [ EAX BX MOVZX ] { } make ] unit-test
bootstrap-cell 4 = [

21
basis/cpu/x86/assembler/assembler.factor
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@ -152,8 +152,11 @@ M: register displacement, drop ;
: immediate-operand-size-bit ( dst imm reg,rex.w,opcode -- imm dst reg,rex.w,opcode )
over integer? [ first3 BIN: 1 opcode-or 3array ] when ;
: immediate-1* ( dst imm reg,rex.w,opcode -- )
swap [ 1-operand ] dip 1, ;
: immediate-1 ( dst imm reg,rex.w,opcode -- )
immediate-operand-size-bit swap [ 1-operand ] dip 1, ;
immediate-operand-size-bit immediate-1* ;
: immediate-4 ( dst imm reg,rex.w,opcode -- )
immediate-operand-size-bit swap [ 1-operand ] dip 4, ;
@ -304,6 +307,22 @@ M: operand TEST OCT: 204 2-operand ;
: BSR ( dst src -- ) { HEX: 0f HEX: bd } (2-operand) ;
GENERIC: BT ( value n -- )
M: immediate BT ( value n -- ) { BIN: 100 t { HEX: 0f HEX: ba } } immediate-1* ;
M: operand BT ( value n -- ) swap { HEX: 0f HEX: a3 } (2-operand) ;
GENERIC: BTC ( value n -- )
M: immediate BTC ( value n -- ) { BIN: 111 t { HEX: 0f HEX: ba } } immediate-1* ;
M: operand BTC ( value n -- ) swap { HEX: 0f HEX: bb } (2-operand) ;
GENERIC: BTR ( value n -- )
M: immediate BTR ( value n -- ) { BIN: 110 t { HEX: 0f HEX: ba } } immediate-1* ;
M: operand BTR ( value n -- ) swap { HEX: 0f HEX: b3 } (2-operand) ;
GENERIC: BTS ( value n -- )
M: immediate BTS ( value n -- ) { BIN: 101 t { HEX: 0f HEX: ba } } immediate-1* ;
M: operand BTS ( value n -- ) swap { HEX: 0f HEX: ab } (2-operand) ;
: NOT ( dst -- ) { BIN: 010 t HEX: f7 } 1-operand ;
: NEG ( dst -- ) { BIN: 011 t HEX: f7 } 1-operand ;
: MUL ( dst -- ) { BIN: 100 t HEX: f7 } 1-operand ;