1 2 .EXTERN MY_LABEL2; 3 .section .text; 4 5 // 6 //5 STACK CONTROL 7 // 8 9 //[ -- SP ] = allreg ; /* predecrement SP (a) */ 10 11 [--SP ] = R0; 12 [--SP ] = R6; 13 14 [--SP ] = P0; 15 [--SP ] = P4; 16 17 [--SP ] = I0; 18 [--SP ] = I1; 19 20 [--SP ] = M0; 21 [--SP ] = M1; 22 23 [--SP ] = L0; 24 [--SP ] = L1; 25 26 [--SP ] = B0; 27 [--SP ] = B1; 28 29 [--SP ] = A0.X; 30 [--SP ] = A1.X; 31 32 [--SP ] = A0.W; 33 [--SP ] = A1.W; 34 35 [--SP ] = ASTAT; 36 [--SP ] = RETS; 37 [--SP ] = RETI; 38 [--SP ] = RETX; 39 [--SP ] = RETN; 40 [--SP ] = RETE; 41 [--SP ] = LC0; 42 [--SP ] = LC1; 43 [--SP ] = LT0; 44 [--SP ] = LT1; 45 [--SP ] = LB0; 46 [--SP ] = LB1; 47 [--SP ] = CYCLES; 48 [--SP ] = CYCLES2; 49 //[--SP ] = EMUDAT; 50 [--SP ] = USP; 51 [--SP ] = SEQSTAT; 52 [--SP ] = SYSCFG; 53 54 55 //[ -- SP ] = ( R7 : Dreglim , P5 : Preglim ) ; /* Dregs and indexed Pregs (a) */ 56 [--SP ] = ( R7:0, P5:0); 57 58 59 //[ -- SP ] = ( R7 : Dreglim ) ; /* Dregs, only (a) */ 60 [--SP ] = ( R7:0); 61 62 //[ -- SP ] = ( P5 : Preglim ) ; /* indexed Pregs, only (a) */ 63 [--SP ] = (P5:0); 64 65 66 //mostreg = [ SP ++ ] ; /* post-increment SP; does not apply to Data Registers and Pointer Registers (a) */ 67 68 R0= [ SP ++ ] ; 69 R6= [ SP ++ ] ; 70 71 P0= [ SP ++ ] ; 72 P4= [ SP ++ ] ; 73 74 I0= [ SP ++ ] ; 75 I1= [ SP ++ ] ; 76 77 M0= [ SP ++ ] ; 78 M1= [ SP ++ ] ; 79 80 L0= [ SP ++ ] ; 81 L1= [ SP ++ ] ; 82 83 B0= [ SP ++ ] ; 84 B1= [ SP ++ ] ; 85 86 A0.X= [ SP ++ ] ; 87 A1.X= [ SP ++ ] ; 88 89 A0.W= [ SP ++ ] ; 90 A1.W= [ SP ++ ] ; 91 92 ASTAT= [ SP ++ ] ; 93 RETS= [ SP ++ ] ; 94 RETI= [ SP ++ ] ; 95 RETX= [ SP ++ ] ; 96 RETN= [ SP ++ ] ; 97 RETE= [ SP ++ ] ; 98 LC0= [ SP ++ ] ; 99 LC1= [ SP ++ ] ; 100 LT0= [ SP ++ ] ; 101 LT1= [ SP ++ ] ; 102 LB0= [ SP ++ ] ; 103 LB1= [ SP ++ ] ; 104 CYCLES= [ SP ++ ] ; 105 CYCLES2= [ SP ++ ] ; 106 //EMUDAT= [ SP ++ ] ; 107 USP= [ SP ++ ] ; 108 SEQSTAT= [ SP ++ ] ; 109 SYSCFG= [ SP ++ ] ; 110 111 //( R7 : Dreglim, P5 : Preglim ) = [ SP ++ ] ; /* Dregs and indexed Pregs (a) */ 112 ( R7:0, P5:0) = [ SP++ ]; 113 114 //( R7 : Dreglim ) = [ SP ++ ] ; /* Dregs, only (a) */ 115 ( R7:0) = [ SP++ ]; 116 117 //( P5 : Preglim ) = [ SP ++ ] ; /* indexed Pregs, only (a) */ 118 ( P5:0) = [ SP++ ]; 119 120 //LINK uimm18m4 ; /* allocate a stack frame of specified size (b) */ 121 LINK 0X0; 122 LINK 0X8; 123 LINK 0x3FFFC; 124 125 UNLINK ; /* de-allocate the stack frame (b)*/ 126 127 L$L$foo: (R7:6,P5:3) = [SP++]; /* Pop multiple on the same line with a label */ 128
