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Viewing changes to src/pkg/math/sin_386.s

  • Committer: Package Import Robot
  • Author(s): James Page
  • Date: 2013-08-20 14:06:23 UTC
  • mfrom: (14.1.23 saucy-proposed)
  • Revision ID: package-import@ubuntu.com-20130820140623-b414jfxi3m0qkmrq
Tags: 2:1.1.2-2ubuntu1
https://launchpad.net/bugs/1211749
https://launchpad.net/bugs/1202027
* Merge from Debian unstable (LP: #1211749, #1202027). Remaining changes:
  - 016-armhf-elf-header.patch: Use correct ELF header for armhf binaries.
  - d/control,control.cross: Update Breaks/Replaces for Ubuntu
    versions to ensure smooth upgrades, regenerate control file.

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Lines of Context:
src/pkg/math/sin_386.s
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        FSTSW   AX           // AX=status word
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        ANDW    $0x0400, AX
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        JNE     3(PC)        // jump if x outside range
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        FMOVDP  F0, r+8(FP)
 
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        FMOVDP  F0, ret+8(FP)
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        RET
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        FLDPI                // F0=Pi, F1=x
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        FADDD   F0, F0       // F0=2*Pi, F1=x
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        JNE     -3(PC)       // jump if reduction incomplete
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        FMOVDP  F0, F1       // F0=reduced_x
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        FCOS                 // F0=cos(reduced_x)
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        FMOVDP  F0, r+8(FP)
 
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        FMOVDP  F0, ret+8(FP)
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        RET
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// func Sin(x float64) float64
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        FSTSW   AX           // AX=status word
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        ANDW    $0x0400, AX
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        JNE     3(PC)        // jump if x outside range
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        FMOVDP  F0, r+8(FP)
 
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        FMOVDP  F0, ret+8(FP)
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        RET
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        FLDPI                // F0=Pi, F1=x
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        FADDD   F0, F0       // F0=2*Pi, F1=x
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        JNE     -3(PC)       // jump if reduction incomplete
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        FMOVDP  F0, F1       // F0=reduced_x
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        FSIN                 // F0=sin(reduced_x)
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        FMOVDP  F0, r+8(FP)
 
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        FMOVDP  F0, ret+8(FP)
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        RET