Freescale Semiconductor MCF5480 User Manual

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Debug C Definition of PSTDDATA Outputs

MCF548x Reference Manual, Rev. 3

Freescale Semiconductor

8-59

Table 8-32

shows the PSTDDATA specification for floating-point instructions; note that <ea>y includes

FPy, Dy, Ay, and <mem>y addressing modes. The optional operand capture and display applies only to the

<mem>y addressing modes. Note also that the PSTDDATA values are the same for a given instruction,

regardless of explicit rounding precision.

move.l

ACCy,Rx PSTDDATA = 0x1

move.l

MACSR,CCR PSTDDATA = 0x1

move.l

MACSR,Rx PSTDDATA = 0x1

move.l

MASK,Rx PSTDDATA = 0x1

msac.l

Ry,Rx PSTDDATA = 0x1

msac.l

Ry,Rx,<ea>y,Rw,ACCx

PSTDDATA = 0x1,{0xB, source operand}

msac.l

Ry,Rx,ACCx

PSTDDATA = 0x1

msac.l

Ry,Rx,<ea>y,Rw

PSTDDATA = 0x1,{0xB, source},{0xB, destination}

msac.w

Ry,Rx PSTDDATA = 0x1

msac.w

Ry,Rx,<ea>y,Rw,ACCx

PSTDDATA = 0x1,{0xB, source operand}

msac.w

Ry,Rx,ACCx

PSTDDATA = 0x1

msac.w

Ry,Rx,<ea>y,Rw

PSTDDATA = 0x1,{0xB, source},{0xB, destination}

Table 8-32. PSTDDATA Values for User-Mode Floating-Point Instructions

Instruction

1

Operand Syntax

PSTDDATA

fabs.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fadd.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fbcc.{w,l}

<label>

if taken, then PSTDDATA = 5, else PSTDDATA = 0x1

fcmp.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fdiv.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fint.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fintrz.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fmove.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

fmove.sz

FPy,<ea>x

PSTDDATA = 0x1, [89B], destination}

fmove.l <ea>y,FP*R

PSTDDATA = 0x1,

B,

source}

fmove.l FP*R,<ea>x

PSTDDATA = 0x1,

B,

destination}

fmovem <ea>y,#list

PSTDDATA = 0x1

fmovem #list,<ea>x

PSTDDATA = 0x1

fmul.sz

<ea>y,FPx

PSTDDATA = 0x1, [89B], source}

Table 8-31. PSTDDATA Values for User-Mode Multiply-Accumulate Instructions (Continued)

Instruction

Operand Syntax

PSTDDATA

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