57 lines
1.3 KiB
ArmAsm
57 lines
1.3 KiB
ArmAsm
; Modular address postincrement/postdecrement test
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start:
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; program PSW for modular address mode
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add r1,r0,0x81000000
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nop || nop
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mvtsys psw,r1 || nop
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nop || nop
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test1:
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; set modular address limits: 0x18 bytes
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add r1,r0,0x20000070 ; [start, ...
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nop || nop
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mvtsys mod_s,r1 || nop
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nop || nop
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add r1,r0,0x20000088 ; ..., end)
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nop || nop
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mvtsys mod_e,r1 || nop
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; modular autoincrement test
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add r30,r0,0x20000070 ; base address = mod_s
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ld2w r40,@(r30+,r0) || nop ; after: r30 = ...078
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ld2w r40,@(r30+,r0) || nop ; after: r30 = ...080
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ld2w r40,@(r30+,r0) || nop ; after: r30 = ...070
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add r29,r0,0x20000070 ; expected end address; wrapping around
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cmpeq f1,r30,r29
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bra/xf fail
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test2:
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; set modular address limits: 0x18 bytes
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add r1,r0,0x20000088 ; [start, ...
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nop || nop
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mvtsys mod_s,r1 || nop
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nop || nop
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add r1,r0,0x20000070 ; ..., end)
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nop || nop
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mvtsys mod_e,r1 || nop
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; modular autodecrement test
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add r30,r0,0x20000088 ; base address = mod_s
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ld2w r40,@(r30-,r0) || nop ; after: r30 = ...080
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ld2w r40,@(r30-,r0) || nop ; after: r30 = ...078
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ld2w r40,@(r30-,r0) || nop ; after: r30 = ...088
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add r29,r0,0x20000088 ; expected end address; wrapping around
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cmpeq f1,r30,r29
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bra/xf fail
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ok:
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add r2,r0,0
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.long 0x0e000004, 0x00f00000
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fail:
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add r2,r0,47
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.long 0x0e000004, 0x00f00000
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