code for sm_20
                Function : _Z18fadd_rn_noftz_main13fadd_rnParams
        .headerflags    @"EF_CUDA_SM20 EF_CUDA_PTX_SM(EF_CUDA_SM20)"
        /*0000*/        MOV R1, c[0x1][0x100];                     /* 0x2800440400005de4 */
        /*0008*/        S2R R0, SR_CTAID.X;                        /* 0x2c00000094001c04 */
        /*0010*/        S2R R2, SR_TID.X;                          /* 0x2c00000084009c04 */
        /*0018*/        IMAD R2, R0, c[0x0][0x8], R2;              /* 0x2004400020009ca3 */
        /*0020*/        MOV R0, c[0x0][0x8];                       /* 0x2800400020001de4 */
        /*0028*/        ISETP.GE.AND P0, PT, R2, c[0x0][0x38], PT; /* 0x1b0e4000e021dc23 */
        /*0030*/        IMUL R0, R0, c[0x0][0x14];                 /* 0x5000400050001ca3 */
        /*0038*/    @P0 EXIT ;                                     /* 0x80000000000001e7 */
        /*0040*/        MOV32I R10, 0x4;                           /* 0x1800000010029de2 */
        /*0048*/        IMAD R4.CC, R2, R10, c[0x0][0x20];         /* 0x2015800080211ca3 */
        /*0050*/        IMAD.HI.X R5, R2, R10, c[0x0][0x24];       /* 0x2094800090215ce3 */
        /*0058*/        IMAD R8.CC, R2, R10, c[0x0][0x28];         /* 0x20158000a0221ca3 */
        /*0060*/        LD.E R4, [R4];                             /* 0x8400000000411c85 */
        /*0068*/        IMAD.HI.X R9, R2, R10, c[0x0][0x2c];       /* 0x20948000b0225ce3 */
        /*0070*/        IMAD R6.CC, R2, R10, c[0x0][0x30];         /* 0x20158000c0219ca3 */
        /*0078*/        LD.E R3, [R8];                             /* 0x840000000080dc85 */
        /*0080*/        IMAD.HI.X R7, R2, R10, c[0x0][0x34];       /* 0x20948000d021dce3 */
        /*0088*/        IADD R2, R2, R0;                           /* 0x4800000000209c03 */
        /*0090*/        ISETP.LT.AND P0, PT, R2, c[0x0][0x38], PT; /* 0x188e4000e021dc23 */
        /*0098*/        FADD R3, R4, R3;                           /* 0x500000000c40dc00 */
        /*00a0*/        ST.E [R6], R3;                             /* 0x940000000060dc85 */
        /*00a8*/    @P0 BRA 0x48;                                  /* 0x4003fffe600001e7 */
        /*00b0*/        EXIT ;                                     /* 0x8000000000001de7 */
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