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cmd/8g: add descriptions for some missing instructions.

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These instructions are emitted when GO386=387 or the target
i386 CPU does not have SSE2 capabilities.

Fixes #6215.

R=golang-dev, remyoudompheng
CC=golang-dev
https://golang.org/cl/12812045
This commit is contained in:
Lucio De Re 2013-08-29 14:41:01 +02:00 committed by Rémy Oudompheng
parent 66c8935f73
commit bf58d20999
1 changed files with 13 additions and 3 deletions
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16
src/cmd/8g/prog.c
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@ -95,8 +95,10 @@ static ProgInfo progtable[ALAST] = {
[ADIVSD]= {SizeD | LeftRead | RightRdwr},
[ADIVSS]= {SizeF | LeftRead | RightRdwr},
[AFLDCW]= {SizeW | LeftAddr },
[AFSTCW]= {SizeW | RightAddr },
[AFLDCW]= {SizeW | LeftAddr},
[AFSTCW]= {SizeW | RightAddr},
[AFSTSW]= {SizeW | RightAddr | RightWrite},
[AFADDD]= {SizeD | LeftAddr | RightRdwr},
[AFADDDP]= {SizeD | LeftAddr | RightRdwr},
@ -111,9 +113,15 @@ static ProgInfo progtable[ALAST] = {
[AFCHS]= {SizeD | RightRdwr}, // also SizeF
[AFDIVD]= {SizeD | LeftAddr | RightRdwr},
[AFDIVDP]= {SizeD | LeftAddr | RightRdwr},
[AFDIVF]= {SizeF | LeftAddr | RightRdwr},
[AFDIVD]= {SizeD | LeftAddr | RightRdwr},
[AFDIVRDP]= {SizeD | LeftAddr | RightRdwr},
[AFDIVRF]= {SizeF | LeftAddr | RightRdwr},
[AFDIVRD]= {SizeD | LeftAddr | RightRdwr},
[AFXCHD]= {SizeD | LeftRdwr | RightRdwr},
[AFSUBD]= {SizeD | LeftAddr | RightRdwr},
[AFSUBDP]= {SizeD | LeftAddr | RightRdwr},
@ -235,6 +243,8 @@ static ProgInfo progtable[ALAST] = {
[ARORL]= {SizeL | LeftRead | RightRdwr | ShiftCX | SetCarry},
[ARORW]= {SizeW | LeftRead | RightRdwr | ShiftCX | SetCarry},
[ASAHF]= {OK, AX, AX},
[ASALB]= {SizeB | LeftRead | RightRdwr | ShiftCX | SetCarry},
[ASALL]= {SizeL | LeftRead | RightRdwr | ShiftCX | SetCarry},
[ASALW]= {SizeW | LeftRead | RightRdwr | ShiftCX | SetCarry},