96 lines
3.8 KiB
ArmAsm
96 lines
3.8 KiB
ArmAsm
; assemble as "as -o reg reg.s"
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; or
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; cc -g -o +DA2.0N
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;
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; PA-RISC 2.0 register contents test.
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;
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.level 2.0
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.code
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.export main,ENTRY
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.export mainend,CODE
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.export lab1,CODE
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.space $TEXT$
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.subspa $CODE$
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main
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.proc
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.callinfo NO_CALLS,FRAME=0
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.entry
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;; Test we have right register numbers
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;;
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ADD %r0,%r0,%r1 ; 0
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LDI 1,%r1 ; 1
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;;
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;; Don't put anything into r2 or r3--they are special registers.
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;;
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ADD %r1,%r1,%r4 ; 2
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ADD %r4,%r4,%r5 ; 4
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ADD %r5,%r5,%r6 ; 8
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ADD %r6,%r6,%r7 ; 16
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ADD %r7,%r7,%r8 ; 32
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ADD %r8,%r8,%r9 ; 64
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ADD %r9,%r9,%r10 ; 128
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ADD %r10,%r10,%r11 ; 256
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ADD %r11,%r11,%r12 ; 512
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ADD %r12,%r12,%r13 ; 1024
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ADD %r13,%r13,%r14 ; 2048
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ADD %r14,%r14,%r15 ; 4096
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ADD %r15,%r15,%r16 ; 9192
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;; Test high bits, to be sure we show them.
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;;
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LDI 0xde,%r19 ; "de"
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DEPD,Z %r19,55,56,%r19 ; "de00"
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LDI 0xad,%r18 ; "ad"
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ADD %r18,%r19,%r19 ; "dead"
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DEPD,Z %r19,55,56,%r19 ; "dead00"
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LDI 0xbe,%r18 ; "be"
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ADD %r18,%r19,%r19 ; "deadbe"
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DEPD,Z %r19,55,56,%r19 ; "deadbe00"
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LDI 0xef,%r18 ; "ef"
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ADD %r18,%r19,%r19 ; "deadbeef"
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;
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DEPD,Z %r19,55,56,%r19 ; "deadbeef00"
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LDI 0xba,%r18 ; "ba"
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ADD %r18,%r19,%r19 ; "deadbeefba"
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DEPD,Z %r19,55,56,%r19 ; "deadbeefba00"
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LDI 0xdc,%r18 ; "dc"
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ADD %r18,%r19,%r19 ; "deadbeefbadc"
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DEPD,Z %r19,55,56,%r19 ; "deadbeefbadc00"
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LDI 0xad,%r18 ; "ad"
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ADD %r18,%r19,%r19 ; "deadbeefbadcad"
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DEPD,Z %r19,55,56,%r19 ; "deadbeefbadcad00"
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LDI 0xee,%r18 ; "ee"
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ADD %r18,%r19,%r19 ; "deadbeefbadcadee"
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lab1 ;; Test floating point registers
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;;
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LDIL LR'one,%r22 ;
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FLDD RR'one(%r22),%fr4 ; 1.0
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FLDD RR'one+8(%r22),%fr5 ; 2.0
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FLDD RR'one+8(%r22),%fr6 ; 2.0
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FMPY,DBL %fr5,%fr6,%fr7 ; 4.0
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FMPY,DBL %fr6,%fr7,%fr8 ; 8.0
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FMPY,DBL %fr7,%fr8,%fr9 ; 32.0
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FMPY,DBL %fr8,%fr9,%fr10 ; 256.0
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;; The NOP prevents anything from end.o or crt0.o from
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;; being appended immediately after "mainend". If that
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;; happens, then we may have other labels that have the
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;; same address as "mainend", and thus the debugger
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;; may symbolize this PC to something other than "mainend".
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mainend
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NOP
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.exit
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.procend
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.space $TEXT$
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.subspa $CODE$
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.subspa $LIT$ ;; <don't use> ,QUAD=0,ALIGN=8,ACCESS=0x2c,SORT=16
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one
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.align 8
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.stringz "?\xF0\x00\x00\x00\x00\x00\x00@\x00\x00\x00\x00\x00\x00"
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.end
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