C.1 Natural Instructions

Some of the synthetic SPARC instructions were extended to include the natural operations, which are interpreted differently for -m32 or -m64 assembly.

Table C-1 Natural Instructions

Natural Instruction	`—m32` Interpretation	`—m64` Interpretation
`ldn`	`ld`	`ldx`
`stn`	`st`	`stx`
`ldna`	`lda`	`ldax`
`stna`	`sta`	`stxa`
`casn`	`cas`	`casx`
`slln`	`sll`	`sllx`
`srln`	`srl`	`srlx`
`sran`	`sra`	`srax`
`clrn`	`clr`	`clrx`
`setn`	`set`	`setx`
`setnhi`	`sethi`	`setxhi`

C.1.1 Natural Register, Natural Word

In addition to natural instructions, there is also the natural register %ncc and the natural word pseudo-op .nword, which are interpreted differently depending on the assembly mode.

Table C-2 Natural Register and Word

Register and Word	`—m32` Interpretation	`—m64` Interpretation
`%ncc` register	`%icc`	`%xcc`
`.nword` pseudo-op	`.word`	`.xword`

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	SPARC Assembly Language Reference Manual Oracle Solaris 11.1 Information Library