Added a disassembler tool for 64-bit code (using macos otool64). Also,
passed more tests in 64-bit mode.
This commit is contained in:
Abdulaziz Ghuloum
parent
3b8eb4bbd4
commit
5d2f14c523
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@ -191,25 +191,29 @@
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(cons (byte #x24) ac)
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ac))))
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(define IMM32
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(define IMM
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(lambda (n ac)
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(cond
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[(int? n)
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(if (fixnum? n)
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(case wordsize
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[(4)
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(cons*
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(byte n)
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(byte (sra n 8))
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(byte (sra n 16))
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(byte (sra n 24))
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ac)
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(let* ([lo (remainder n 256)]
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[hi (quotient (if (< n 0) (- n 255) n) 256)])
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ac)]
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[else
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(cons*
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(byte lo)
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(byte hi)
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(byte (sra hi 8))
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(byte (sra hi 16))
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ac)))]
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(byte n)
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(byte (sra n 8))
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(byte (sra n 16))
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(byte (sra n 24))
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(byte (sra n 32))
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(byte (sra n 40))
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(byte (sra n 48))
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(byte (sra n 56))
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ac)])]
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[(obj? n)
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(let ([v (cadr n)])
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(if (immediate? v)
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@ -224,7 +228,7 @@
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(cons (cons 'foreign-label (label-name n)) ac)]
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[(label? n)
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(cons (cons 'relative (label-name n)) ac)]
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[else (die 'IMM32 "invalid" n)])))
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[else (die 'IMM "invalid" n)])))
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(define IMM8
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@ -280,7 +284,7 @@
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[(imm8? i)
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(CODE c (ModRM 1 d s (IMM8 i ac)))]
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[(imm? i)
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(CODE c (ModRM 2 d s (IMM32 i ac)))]
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(CODE c (ModRM 2 d s (IMM i ac)))]
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[else (die 'CODErri "invalid i" i)])))
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(define CODErr
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@ -299,14 +303,14 @@
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(fxsll (register-index r3) 3)))
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ac)])))
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(define IMM32*2
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(define IMM*2
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(lambda (i1 i2 ac)
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(cond
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[(and (int? i1) (obj? i2))
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(let ([d i1] [v (cadr i2)])
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(cons (reloc-word+ v d) ac))]
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[(and (int? i2) (obj? i1)) (IMM32*2 i2 i1 ac)]
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[else (die 'assemble "invalid IMM32*2" i1 i2)])))
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[(and (int? i2) (obj? i1)) (IMM*2 i2 i1 ac)]
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[else (die 'assemble "invalid IMM*2" i1 i2)])))
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(define (SIB s i b ac)
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(cons (byte
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@ -317,6 +321,13 @@
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(fxsll s 6))))
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ac))
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(define (imm32? x)
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(case wordsize
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[(4) (imm? x)]
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[(8)
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(and (integer? x)
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(<= (- (expt 2 31)) x (- (expt 2 31) 1)))]
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[else (error 'imm32? "invalid wordsize" wordsize)]))
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(define *cogen* (gensym "*cogen*"))
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@ -368,15 +379,15 @@
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[(and (imm8? a0) (reg32? a1))
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(ModRM 1 /d a1 (IMM8 a0 ac))]
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[(and (imm? a0) (reg32? a1))
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(ModRM 2 /d a1 (IMM32 a0 ac))]
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(ModRM 2 /d a1 (IMM a0 ac))]
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[(and (imm8? a1) (reg32? a0))
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(ModRM 1 /d a0 (IMM8 a1 ac))]
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[(and (imm? a1) (reg32? a0))
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(ModRM 2 /d a0 (IMM32 a1 ac))]
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(ModRM 2 /d a0 (IMM a1 ac))]
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[(and (reg32? a0) (reg32? a1))
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(RegReg /d a0 a1 ac)]
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[(and (imm? a0) (imm? a1))
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(ModRM 0 /d '/5 (IMM32*2 a0 a1 ac))]
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(ModRM 0 /d '/5 (IMM*2 a0 a1 ac))]
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[else (die 'RM "unhandled" a0 a1)])))]
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[(reg? dst) (ModRM 3 /d dst ac)]
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[else (die 'RM "unhandled" dst)]))
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@ -384,14 +395,6 @@
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(module ()
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(define who 'assembler)
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(define (REX.R bits ac)
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(cons (fxlogor #b01000000 bits) ac))
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(define (REX+r r ac)
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(cond
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[(reg-requires-REX? r) (REX.R #b001 ac)]
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[else ac]))
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(define (REX+RM r rm ac)
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(define (C n ac)
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(printf "CASE ~s\n" n)
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@ -455,30 +458,45 @@
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ac))]
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[else (die 'REX+RM "unhandled" rm)]))
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(define (REX.R bits ac)
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(when (eqv? wordsize 4)
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(error 'ikarus "BUG: REX.R invalid in 32-bit mode"))
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(cons (fxlogor #b01001000 bits) ac))
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(define (REX+r r ac)
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(cond
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[(eqv? wordsize 4) ac]
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[(reg-requires-REX? r) (REX.R #b001 ac)]
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[else (REX.R #b000 ac)]))
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(define (CR c r ac)
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(REX+r r (CODE+r c r ac)))
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(define (CR* c r rm ac)
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(REX+RM r rm (CODE c (RM r rm ac))))
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(CODE c (RM r rm ac)))
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;(REX+RM r rm (CODE c (RM r rm ac))))
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(define (CCR* c0 c1 r rm ac)
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(REX+RM r rm (CODE c0 (CODE c1 (RM r rm ac)))))
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(CODE c0 (CODE c1 (RM r rm ac))))
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;(REX+RM r rm (CODE c0 (CODE c1 (RM r rm ac)))))
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(define (CCR c0 c1 r ac)
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(REX+r r (CODE c0 (CODE+r c1 r ac))))
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(CODE c0 (CODE+r c1 r ac)))
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;(REX+r r (CODE c0 (CODE+r c1 r ac))))
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(define (CCCR* c0 c1 c2 r rm ac)
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(REX+RM r rm (CODE c0 (CODE c1 (CODE c2 (RM r rm ac))))))
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(CODE c0 (CODE c1 (CODE c2 (RM r rm ac)))))
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;(REX+RM r rm (CODE c0 (CODE c1 (CODE c2 (RM r rm ac))))))
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(define (CCI32 c0 c1 i32 ac)
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(CODE c0 (CODE c1 (IMM32 i32 ac))))
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(CODE c0 (CODE c1 (IMM i32 ac))))
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(add-instructions instr ac
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[(ret) (CODE #xC3 ac)]
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[(cltd) (CODE #x99 ac)]
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[(movl src dst)
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(cond
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[(and (imm? src) (reg32? dst)) (CR #xB8 dst (IMM32 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #xC7 '/0 dst (IMM32 src ac))]
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[(and (imm? src) (reg? dst)) (CR #xB8 dst (IMM src ac))]
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[(and (imm? src) (mem? dst)) (CR* #xC7 '/0 dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x89 src dst ac)]
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[(and (reg32? src) (mem? dst)) (CR* #x89 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x8B dst src ac)]
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@ -492,21 +510,21 @@
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[(addl src dst)
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(cond
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[(and (imm8? src) (reg32? dst)) (CR* #x83 '/0 dst (IMM8 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x05 (IMM32 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/0 dst (IMM32 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x05 (IMM src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/0 dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x01 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x03 dst src ac)]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/0 dst (IMM32 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/0 dst (IMM src ac))]
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[(and (reg32? src) (mem? dst)) (CR* #x01 src dst ac)]
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[else (die who "invalid" instr)])]
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[(subl src dst)
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(cond
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[(and (imm8? src) (reg32? dst)) (CR* #x83 '/5 dst (IMM8 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x2D (IMM32 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/5 dst (IMM32 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x2D (IMM src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/5 dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x29 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x2B dst src ac)]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/5 dst (IMM32 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/5 dst (IMM src ac))]
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[(and (reg32? src) (mem? dst)) (CR* #x29 src dst ac)]
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[else (die who "invalid" instr)])]
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[(sall src dst)
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@ -535,21 +553,21 @@
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[else (die who "invalid" instr)])]
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[(andl src dst)
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(cond
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[(and (imm? src) (mem? dst)) (CR* #x81 '/4 dst (IMM32 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/4 dst (IMM src ac))]
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[(and (imm8? src) (reg32? dst)) (CR* #x83 '/4 dst (IMM8 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x25 (IMM32 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/4 dst (IMM32 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x25 (IMM src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/4 dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x21 src dst ac)]
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[(and (reg32? src) (mem? dst)) (CR* #x21 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x23 dst src ac)]
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[else (die who "invalid" instr)])]
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[(orl src dst)
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(cond
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[(and (imm? src) (mem? dst)) (CR* #x81 '/1 dst (IMM32 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/1 dst (IMM src ac))]
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[(and (reg32? src) (mem? dst)) (CR* #x09 src dst ac)]
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[(and (imm8? src) (reg32? dst)) (CR* #x83 '/1 dst (IMM8 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x0D (IMM32 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/1 dst (IMM32 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x0D (IMM src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/1 dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x09 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x0B dst src ac)]
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[else (die who "invalid" instr)])]
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@ -557,7 +575,7 @@
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(cond
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[(and (imm8? src) (reg32? dst)) (CR* #x83 '/6 dst (IMM8 src ac))]
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[(and (imm8? src) (mem? dst)) (CR* #x83 '/6 dst (IMM8 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x35 (IMM32 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x35 (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x31 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x33 dst src ac)]
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[(and (reg32? src) (mem? dst)) (CR* #x31 src dst ac)]
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@ -569,17 +587,17 @@
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[(cmpl src dst)
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(cond
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[(and (imm8? src) (reg32? dst)) (CR* #x83 '/7 dst (IMM8 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x3D (IMM32 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/7 dst (IMM32 src ac))]
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[(and (imm? src) (eq? dst '%eax)) (CODE #x3D (IMM src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x81 '/7 dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CR* #x39 src dst ac)]
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[(and (mem? src) (reg32? dst)) (CR* #x3B dst src ac)]
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[(and (imm8? src) (mem? dst)) (CR* #x83 '/7 dst (IMM8 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/8 dst (IMM32 src ac))]
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[(and (imm? src) (mem? dst)) (CR* #x81 '/8 dst (IMM src ac))]
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[else (die who "invalid" instr)])]
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[(imull src dst)
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(cond
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[(and (imm8? src) (reg32? dst)) (CR* #x6B dst dst (IMM8 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x69 dst dst (IMM32 src ac))]
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[(and (imm? src) (reg32? dst)) (CR* #x69 dst dst (IMM src ac))]
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[(and (reg32? src) (reg32? dst)) (CCR* #x0F #xAF dst src ac)]
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[(and (mem? src) (reg32? dst)) (CCR* #x0F #xAF dst src ac)]
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[else (die who "invalid" instr)])]
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@ -591,7 +609,7 @@
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[(pushl dst)
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(cond
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[(imm8? dst) (CODE #x6A (IMM8 dst ac))]
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[(imm? dst) (CODE #x68 (IMM32 dst ac))]
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[(imm? dst) (CODE #x68 (IMM dst ac))]
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[(reg32? dst) (CR #x50 dst ac)]
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[(mem? dst) (CR* #xFF '/6 dst ac)]
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[else (die who "invalid" instr)])]
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@ -615,12 +633,12 @@
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[else (die who "invalid" instr)])]
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[(jmp dst)
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(cond
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[(imm? dst) (CODE #xE9 (IMM32 dst ac))]
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[(imm? dst) (CODE #xE9 (IMM dst ac))]
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[(mem? dst) (CR* #xFF '/4 dst ac)]
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[else (die who "invalid jmp target" dst)])]
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[(call dst)
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(cond
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[(imm? dst) (CODE #xE8 (IMM32 dst ac))]
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[(imm? dst) (CODE #xE8 (IMM dst ac))]
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[(mem? dst) (CR* #xFF '/2 dst ac)]
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[(reg32? dst) (CR* #xFF '/2 dst ac)]
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[else (die who "invalid jmp target" dst)])]
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@ -692,7 +710,7 @@
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(unless (byte? x) (die who "not a byte" x))
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(cons (byte x) ac)]
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[(byte-vector x) (append (map (lambda (x) (byte x)) (vector->list x)) ac)]
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[(int a) (IMM32 a ac)]
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[(int a) (IMM a ac)]
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[(label L)
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(unless (symbol? L) (die who "label is not a symbol" L))
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(cons (cons 'label L) ac)]
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@ -713,11 +731,11 @@
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(fx+ ac 1)
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(case (car x)
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[(byte) (fx+ ac 1)]
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[(word reloc-word reloc-word+ label-addr foreign-label
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[(reloc-word reloc-word+ label-addr foreign-label
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local-relative)
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(fx+ ac 4)]
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[(label) ac]
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[(relative current-frame-offset) (+ ac wordsize)]
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[(word relative current-frame-offset) (+ ac wordsize)]
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[else (die 'compute-code-size "unknown instr" x)])))
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0
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ls)))
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@ -796,7 +814,7 @@
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[(word)
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(let ([v (cdr a)])
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(set-code-word! x idx v)
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(f (cdr ls) (fx+ idx 4) reloc))]
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(f (cdr ls) (fx+ idx wordsize) reloc))]
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[(current-frame-offset)
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(set-code-word! x idx idx) ;;; FIXME 64bit
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(f (cdr ls) (fx+ idx wordsize) reloc)]
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@ -1 +1 @@
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1317
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1318
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@ -17,6 +17,7 @@
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;;; vim:syntax=scheme
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(import
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(ikarus compiler)
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(match)
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(except (ikarus) assembler-output))
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(define (compile1 x)
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@ -30,23 +31,43 @@
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(compile1 x)
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(let ([rs (system "../src/ikarus -b test64.boot > test64.out")])
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(unless (= rs 0) (error 'run1 "died"))
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(with-input-from-file "test64.out" read)))
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(with-input-from-file "test64.out"
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(lambda () (get-string-all (current-input-port))))))
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(define (compile-test-and-run expr expected)
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(let ([val (compile-and-run expr)])
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(unless (equal? val expected)
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(error 'compile-test-and-run "failed:got:expected" val expected))))
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(define all-tests
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'([(quote 42) 42]
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[(quote #f) #f]
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[(quote ()) ()]))
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(for-each
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(define (test-all)
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(for-each
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(lambda (x)
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(compile-test-and-run (car x) (cadr x)))
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all-tests)
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all-tests))
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(define all-tests
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'([(quote 42) "42\n"]
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[(quote #f) "#f\n"]
|
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[(quote ()) "()\n"]))
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|
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(define (fixup x)
|
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(match x
|
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[,n (guard (number? n)) `(quote ,n)]
|
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[,_ (error 'fixup "invalid expression" _)]))
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||||
(define-syntax add-tests-with-string-output
|
||||
(lambda (x)
|
||||
(syntax-case x (=>)
|
||||
[(_ name [test => string] ...)
|
||||
#'(set! all-tests
|
||||
(append all-tests
|
||||
(list
|
||||
(list (fixup 'test) string)
|
||||
...)))])))
|
||||
|
||||
(include "tests/tests-1.1-req.scm")
|
||||
|
||||
(test-all)
|
||||
(printf "Passed ~s tests\n" (length all-tests))
|
||||
(printf "Happy Happy Joy Joy\n")
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,69 @@
|
|||
#!/usr/bin/env scheme-script
|
||||
|
||||
|
||||
;;; This is a debugging tool for developing the 64-bit
|
||||
;;; ikarus. It only works on Mac OS.
|
||||
|
||||
(import (ikarus))
|
||||
|
||||
(define stub1
|
||||
'(#xcf #xfa #xed #xfe #x07 #x00 #x00 #x01
|
||||
#x03 #x00 #x00 #x00 #x01 #x00 #x00 #x00
|
||||
#x01 #x00 #x00 #x00 #x98 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x19 #x00 #x00 #x00 #x98 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x08 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#xb8 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x08 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x07 #x00 #x00 #x00 #x07 #x00 #x00 #x00
|
||||
#x01 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x5f #x5f #x74 #x65 #x78 #x74 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x5f #x5f #x54 #x45 #x58 #x54 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
))
|
||||
|
||||
(define stub2
|
||||
'(#x08 #x00 #x00 #x00 #x00 #x00 #x00 #x00))
|
||||
|
||||
(define (mkstub2 len)
|
||||
(bytevector->u8-list
|
||||
(let ([v (make-bytevector 8)])
|
||||
(bytevector-u64-set! v 0 len 'little)
|
||||
v)))
|
||||
|
||||
(define stub3
|
||||
'(#xb8 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
#x00 #x04 #x00 #x80 #x00 #x00 #x00 #x00
|
||||
#x00 #x00 #x00 #x00 #x00 #x00 #x00 #x00
|
||||
))
|
||||
|
||||
(define (gen ls)
|
||||
(let ([p (open-file-output-port "tmp.o" (file-options no-fail))])
|
||||
(for-each
|
||||
(lambda (b)
|
||||
(put-u8 p b))
|
||||
(append stub1 (mkstub2 (length ls)) stub3 ls))
|
||||
(close-output-port p))
|
||||
(system "otool64 -tv tmp.o"))
|
||||
|
||||
(printf "Trying a simple sequence ...\n")
|
||||
|
||||
(gen '(#x48 #xc7 #xc3 #x50 #x01 #x00 #x00 #xc3))
|
||||
|
||||
(printf "That should've printed the following: \n\
|
||||
tmp.o: \n\
|
||||
(__TEXT,__text) section\n\
|
||||
0000000000000000 movq $0x00000150,%rbx\n\
|
||||
0000000000000007 ret\n\n\
|
||||
OK, now you can enter byte sequences like\n\
|
||||
\x20; (72 199 195 80 1 0 0 195)\n\n")
|
||||
|
||||
(new-cafe gen)
|
||||
|
||||
|
||||
Loading…
Reference in New Issue