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[smlnj] View of /sml/trunk/src/MLRISC/ppc/README.ppc
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View of /sml/trunk/src/MLRISC/ppc/README.ppc

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Revision 651 - (download) (annotate)
Thu Jun 1 18:34:03 2000 UTC (21 years, 2 months ago) by monnier
File size: 513 byte(s)
bring revisions from the vendor branch to the trunk
Changes to the instruction set

1. Added Region.region to CALL instructions.
2. Added a lot of 64-bit and single-precision floating point instructions

New optimizations in the PowerPC backend
1.  Propagation of annotations.
2.  Strength reduction of unsigned 32-bit multiplication and division.
3.  NOTB folding is implemented.  For example, this combines
    NOTB with AND into NAND.
4.  3-operand floating point instructions are generated.

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