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8 aSSEMBlEr
Expansion formats
(1) sOP
%rd,imm16 / xOP
Example: xadd
%rd,imm16
imm16 ≤ 0x7f
add
%rd,imm16(6:0)
(2) sOP.a
%rd,imm20 / sOP.a
Example: sadd.a
imm20 ≤ 0x7f
add.a
%rd,imm20(6:0)
(3) xOP.a
%rd,imm24 / xOP.a
Example: xadd.a
imm24 ≤ 0x7f
add.a
%rd,imm24(6:0)
8-14
%rd,imm16
ext
imm16(15:7)
add
%rd,imm16(6:0)
%sp,imm20
%rd,imm20
ext
imm20(19:7)
add.a
%rd,imm20(6:0)
%sp,imm24
%rd,imm24
0x7f < imm24 ≤ 0xfffff
ext
imm24(19:7)
add.a
%rd,imm24(6:0)
(OP = add, adc, sub, sbc)
0x7f < imm16
(OP = add, sub)
0x7f < imm20
(OP = add, sub)
ext
ext
add.a
EPSOn
(C COMPilEr PaCkagE fOr S1C17 faMily) (Ver. 1.5.0)
0xfffff < imm24
imm24(23:20)
imm24(19:7)
%rd,imm24(6:0)
S5U1C17001C ManUal
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