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Viewing changes to src/cmd/8g/prog.c

  • Committer: Package Import Robot
  • Author(s): Serge Hallyn
  • Date: 2014-11-18 15:12:26 UTC
  • mfrom: (14.2.12 vivid-proposed)
  • Revision ID: package-import@ubuntu.com-20141118151226-zug7vn93mn3dtiz3
Tags: 2:1.3.2-1ubuntu1
* Merge from Debian unstable.  Remaining changes:
  - 016-armhf-elf-header.patch: Use correct ELF header for armhf binaries.
  - Support co-installability with gccgo-go tool:
    - d/rules,golang-go.install: Rename bin/go -> bin/golang-go
    - d/golang-go.{postinst,prerm}: Install/remove /usr/bin/go using
      alternatives.
  - d/copyright: Amendments for full compiliance with copyright format.
  - d/control: Demote golang-go.tools to Suggests to support Ubuntu MIR.
  - dropped patches (now upstream):
    - d/p/issue27650045_40001_50001.diff
    - d/p/issue28050043_60001_70001.diff
    - d/p/issue54790044_100001_110001.diff

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Lines of Context:
src/cmd/8g/prog.c
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        [ATEXT]=        {Pseudo},
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        [AFUNCDATA]=    {Pseudo},
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        [APCDATA]=      {Pseudo},
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        [AUNDEF]=       {OK},
 
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        [AUNDEF]=       {Break},
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        [AUSEFIELD]=    {OK},
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        [ACHECKNIL]=    {LeftRead},
 
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        [AVARDEF]=      {Pseudo | RightWrite},
 
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        [AVARKILL]=     {Pseudo | RightWrite},
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        // NOP is an internal no-op that also stands
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        // for USED and SET annotations, not the Intel opcode.
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        [AFMOVW]=       {SizeW | LeftAddr | RightWrite},
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        [AFMOVV]=       {SizeQ | LeftAddr | RightWrite},
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        [AFMOVDP]=      {SizeD | LeftRead | RightAddr},
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        [AFMOVFP]=      {SizeF | LeftRead | RightAddr},
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        [AFMOVLP]=      {SizeL | LeftRead | RightAddr},
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        [AFMOVWP]=      {SizeW | LeftRead | RightAddr},
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        [AFMOVVP]=      {SizeQ | LeftRead | RightAddr},
 
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        // These instructions are marked as RightAddr
 
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        // so that the register optimizer does not try to replace the
 
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        // memory references with integer register references.
 
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        // But they do not use the previous value at the address, so
 
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        // we also mark them RightWrite.
 
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        [AFMOVDP]=      {SizeD | LeftRead | RightWrite | RightAddr},
 
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        [AFMOVFP]=      {SizeF | LeftRead | RightWrite | RightAddr},
 
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        [AFMOVLP]=      {SizeL | LeftRead | RightWrite | RightAddr},
 
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        [AFMOVWP]=      {SizeW | LeftRead | RightWrite | RightAddr},
 
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        [AFMOVVP]=      {SizeQ | LeftRead | RightWrite | RightAddr},
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        [AFMULD]=       {SizeD | LeftAddr | RightRdwr},
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        [AFMULDP]=      {SizeD | LeftAddr | RightRdwr},
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        [AMOVSB]=       {OK, DI|SI, DI|SI},
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        [AMOVSL]=       {OK, DI|SI, DI|SI},
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        [AMOVSW]=       {OK, DI|SI, DI|SI},
 
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        [ADUFFCOPY]=    {OK, DI|SI, DI|SI|CX},
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        [AMOVSD]=       {SizeD | LeftRead | RightWrite | Move},
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        [AMOVSS]=       {SizeF | LeftRead | RightWrite | Move},
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        [ASTOSB]=       {OK, AX|DI, DI},
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        [ASTOSL]=       {OK, AX|DI, DI},
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        [ASTOSW]=       {OK, AX|DI, DI},
 
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        [ADUFFZERO]=    {OK, AX|DI, DI},
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        [ASUBB]=        {SizeB | LeftRead | RightRdwr | SetCarry},
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        [ASUBL]=        {SizeL | LeftRead | RightRdwr | SetCarry},