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Add PSHR and PULR synthetic opcodes.

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This commit is contained in:
Alessandro Gatti 2020-05-07 02:41:16 +02:00
parent 3baebe2d38
commit ee59487205
1 changed files with 10 additions and 0 deletions
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10
Ghidra/Processors/CP1600/data/languages/CP1600.slaspec
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@ -323,6 +323,16 @@ define pcodeop SoftwareInterrupt;
:NOPP is opcode6_9=0x0008 & branch_external=0 & branch_condition=8 ; imm16 {
}
:PSHR reg0_2 is opcode6_9=0x0009 & reg0_2 & reg3_5=6 {
local ptr:2 = R6;
*ptr = reg0_2;
R6 = R6 + 1;
}
:PULR reg0_2 is opcode6_9=0x000A & impliedval16 & reg0_2 & reg3_5=6 {
reg0_2 = impliedval16;
}
:RSWD reg0_2 is opcode3_9=0x0007 & reg0_2 {
C = (reg0_2 & 0b00001000) != 0;
O = (reg0_2 & 0b00010000) != 0;