conservatory
/
ikarus
4
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

small bug fix in assembler for code like (movl reg (disp reg reg))

This commit is contained in:
Abdulaziz Ghuloum 2007-12-31 03:02:12 -05:00
parent e262407379
commit f44b9285c7
3 changed files with 16 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
scheme/ikarus.compiler.altcogen.ss
View File

@ -306,7 +306,8 @@
(define parameter-registers '(%edi))
(define return-value-register '%eax)
(define cp-register '%edi)
(define all-registers '(%eax %edi %ebx %edx %ecx)) ; %esi %esp %ebp))
(define all-registers
'(%eax %edi %ebx %edx %ecx))
(define argc-register '%eax)
;;; apr = %ebp
@ -322,7 +323,8 @@
[else (error 'register-index "not a register" x)]))
(define non-8bit-registers '(%edi))
(define non-8bit-registers
'(%edi))
(define (impose-calling-convention/evaluation-order x)
(define who 'impose-calling-convention/evaluation-order)

43
scheme/ikarus.intel-assembler.ss
View File

@ -329,24 +329,6 @@
(fxsll s 6))))
ac))
(define CODErd
(lambda (c r1 disp ac)
(with-args disp
(lambda (a1 a2)
(cond
[(and (reg32? a1) (reg32? a2))
(CODE c (RegReg r1 a1 a2 ac))]
[(and (imm? a1) (reg32? a2))
(CODErri c r1 a2 a1 ac)]
[(and (imm? a2) (reg32? a1))
(CODErri c r1 a1 a2 ac)]
[(and (imm? a1) (imm? a2))
(CODE c
(ModRM 0 r1 '/5
(IMM32*2 a1 a2 ac)))]
[else (die 'CODErd "unhandled" disp)])))))
; 81 /0 id ADD r/m32,imm32 Valid Add imm32 to
(define (CODE/digit c /d)
(lambda (dst ac)
(cond
@ -363,7 +345,7 @@
[(and (imm? a1) (reg32? a0))
(CODE c (ModRM 2 /d a0 (IMM32 a1 ac)))]
[(and (reg32? a0) (reg32? a1))
(CODE c (ModRM 1 /d '/4 (SIB 0 a0 a1 (IMM8 0 ac))))]
(CODE c (RegReg /d a0 a1 ac))]
[(and (imm? a0) (imm? a1))
(CODE c (ModRM 0 /d '/5 (IMM32*2 a0 a1 ac)))]
[else (die 'CODE/digit "unhandled" a0 a1)])))]
@ -439,10 +421,6 @@
(define (CRI32 c r i32 ac)
(CODEri c r i32 ac))
(define (CMI32 c d i32 ac)
(CODEmi c d i32 ac))
(define (CMI8 c d i8 ac)
(CODEmi8 c d i8 ac))
(define (CRRI8 c r0 r1 i8 ac)
(CODE c (ModRM 3 r0 r1 (IMM8 i8 ac))))
@ -472,24 +450,23 @@
(CODE c (cons (cons 'relative (label-name lab)) ac)))
(add-instructions instr ac
[(ret) (CODE #xC3 ac)]
[(cltd) (CODE #x99 ac)]
[(movl src dst)
(cond
[(and (imm? src) (reg32? dst)) (CRI32 #xB8 dst src ac)]
[(and (imm? src) (mem? dst)) (CMI32 #xC7 dst src ac)]
[(and (reg32? src) (reg32? dst)) (CRR #x89 src dst ac)]
[(and (reg32? src) (mem? dst)) ; (CRM #x89 src dst ac)]
(CODErd #x89 src dst ac)]
[(and (mem? src) (reg32? dst)) ; (CRM #x8B dst src ac)]
(CODErd #x8B dst src ac)]
[(and (imm? src) (reg32? dst)) (CRI32 #xB8 dst src ac)]
[(and (imm? src) (mem? dst)) (CRMI32 #xC7 '/0 dst src ac)]
[(and (reg32? src) (reg32? dst)) (CRR #x89 src dst ac)]
[(and (reg32? src) (mem? dst)) (CRM #x89 src dst ac)]
[(and (mem? src) (reg32? dst)) (CRM #x8B dst src ac)]
[else (die who "invalid" instr)])]
[(movb src dst)
(cond
[(and (imm8? src) (mem? dst)) (CMI8 #xC6 dst src ac)]
[(and (reg8? src) (mem? dst)) (CRM #x88 src dst ac)]
[(and (mem? src) (reg8? dst)) (CRM #x8A dst src ac)]
[(and (imm8? src) (mem? dst)) (CRMI8 #xC6 '/0 dst src ac)]
[(and (reg8? src) (mem? dst)) (CRM #x88 src dst ac)]
[(and (mem? src) (reg8? dst)) (CRM #x8A dst src ac)]
[else (die who "invalid" instr)])]
[(addl src dst)
(cond

2
scheme/last-revision
View File

@ -1 +1 @@
1297
1300