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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/m68k/fpsp040/x_bsun.S | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/m68k/fpsp040/x_bsun.S')
-rw-r--r-- | arch/m68k/fpsp040/x_bsun.S | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/m68k/fpsp040/x_bsun.S b/arch/m68k/fpsp040/x_bsun.S new file mode 100644 index 00000000..d5a576bf --- /dev/null +++ b/arch/m68k/fpsp040/x_bsun.S @@ -0,0 +1,46 @@ +| +| x_bsun.sa 3.3 7/1/91 +| +| fpsp_bsun --- FPSP handler for branch/set on unordered exception +| +| Copy the PC to FPIAR to maintain 881/882 compatibility +| +| The real_bsun handler will need to perform further corrective +| measures as outlined in the 040 User's Manual on pages +| 9-41f, section 9.8.3. +| + +| Copyright (C) Motorola, Inc. 1990 +| All Rights Reserved +| +| For details on the license for this file, please see the +| file, README, in this same directory. + +X_BSUN: |idnt 2,1 | Motorola 040 Floating Point Software Package + + |section 8 + +#include "fpsp.h" + + |xref real_bsun + + .global fpsp_bsun +fpsp_bsun: +| + link %a6,#-LOCAL_SIZE + fsave -(%a7) + moveml %d0-%d1/%a0-%a1,USER_DA(%a6) + fmovemx %fp0-%fp3,USER_FP0(%a6) + fmoveml %fpcr/%fpsr/%fpiar,USER_FPCR(%a6) + +| + movel EXC_PC(%a6),USER_FPIAR(%a6) +| + moveml USER_DA(%a6),%d0-%d1/%a0-%a1 + fmovemx USER_FP0(%a6),%fp0-%fp3 + fmoveml USER_FPCR(%a6),%fpcr/%fpsr/%fpiar + frestore (%a7)+ + unlk %a6 + bral real_bsun +| + |end |