Initialer Commit

Asm/x86/7zAsm.asm

@@ -0,0 +1,105 @@
+; 7zAsm.asm -- ASM macros
+; 2012-12-30 : Igor Pavlov : Public domain
+
+MY_ASM_START macro
+  ifdef x64
+    .code
+  else
+    .386
+    .model flat
+    _TEXT$00 SEGMENT PARA PUBLIC 'CODE'
+  endif
+endm
+
+MY_PROC macro name:req, numParams:req
+  align 16
+  proc_numParams = numParams
+  ifdef x64
+    proc_name equ name
+  else
+    proc_name equ @CatStr(@,name,@, %numParams * 4)
+  endif
+  proc_name PROC
+endm
+
+MY_ENDP macro
+  ifdef x64
+    ret
+  else
+    if proc_numParams LT 3
+      ret
+    else
+      ret (proc_numParams - 2) * 4
+    endif
+  endif
+  proc_name ENDP
+endm
+
+ifdef x64
+  REG_SIZE equ 8
+  REG_LOGAR_SIZE equ 3
+else
+  REG_SIZE equ 4
+  REG_LOGAR_SIZE equ 2
+endif
+
+  x0 equ EAX
+  x1 equ ECX
+  x2 equ EDX
+  x3 equ EBX
+  x4 equ ESP
+  x5 equ EBP
+  x6 equ ESI
+  x7 equ EDI
+
+  x0_L equ AL
+  x1_L equ CL
+  x2_L equ DL
+  x3_L equ BL
+
+  x0_H equ AH
+  x1_H equ CH
+  x2_H equ DH
+  x3_H equ BH
+
+ifdef x64
+  r0 equ RAX
+  r1 equ RCX
+  r2 equ RDX
+  r3 equ RBX
+  r4 equ RSP
+  r5 equ RBP
+  r6 equ RSI
+  r7 equ RDI
+  x8 equ r8d
+  x9 equ r9d
+  x10 equ r10d
+  x11 equ r11d
+  x12 equ r12d
+  x13 equ r13d
+  x14 equ r14d
+  x15 equ r15d
+else
+  r0 equ x0
+  r1 equ x1
+  r2 equ x2
+  r3 equ x3
+  r4 equ x4
+  r5 equ x5
+  r6 equ x6
+  r7 equ x7
+endif
+
+MY_PUSH_4_REGS macro
+    push    r3
+    push    r5
+    push    r6
+    push    r7
+endm
+
+MY_POP_4_REGS macro
+    pop     r7
+    pop     r6
+    pop     r5
+    pop     r3
+endm