1878cc677SRichard Henderson# SPDX-License-Identifier: LGPL-2.0+ 2878cc677SRichard Henderson# 3878cc677SRichard Henderson# Sparc instruction decode definitions. 4878cc677SRichard Henderson# Copyright (c) 2023 Richard Henderson <rth@twiddle.net> 5878cc677SRichard Henderson 66d2a0768SRichard Henderson## 76d2a0768SRichard Henderson## Major Opcodes 00 and 01 -- branches, call, and sethi. 86d2a0768SRichard Henderson## 96d2a0768SRichard Henderson 10276567aaSRichard Henderson&bcc i a cond cc 11276567aaSRichard HendersonBPcc 00 a:1 cond:4 001 cc:1 0 - i:s19 &bcc 12276567aaSRichard HendersonBicc 00 a:1 cond:4 010 i:s22 &bcc cc=0 1345196ea4SRichard HendersonFBPfcc 00 a:1 cond:4 101 cc:2 - i:s19 &bcc 1445196ea4SRichard HendersonFBfcc 00 a:1 cond:4 110 i:s22 &bcc cc=0 15276567aaSRichard Henderson 16ab9ffe98SRichard Henderson%d16 20:s2 0:14 17ab9ffe98SRichard HendersonBPr 00 a:1 0 cond:3 011 .. - rs1:5 .............. i=%d16 18ab9ffe98SRichard Henderson 1945196ea4SRichard HendersonNCP 00 - ---- 111 ---------------------- # CBcc 2045196ea4SRichard Henderson 216d2a0768SRichard HendersonSETHI 00 rd:5 100 i:22 226d2a0768SRichard Henderson 2323ada1b1SRichard HendersonCALL 01 i:s30 24*30376636SRichard Henderson 25*30376636SRichard HendersonTcc_r 10 0 cond:4 111010 rs1:5 0 cc:1 0000000 rs2:5 26*30376636SRichard Henderson{ 27*30376636SRichard Henderson # For v7, the entire simm13 field is present, but masked to 7 bits. 28*30376636SRichard Henderson # For v8, [12:7] are reserved. However, a compatibility note for 29*30376636SRichard Henderson # the Tcc insn in the v9 manual suggests that the v8 reserved field 30*30376636SRichard Henderson # was ignored and did not produce traps. 31*30376636SRichard Henderson Tcc_i_v7 10 0 cond:4 111010 rs1:5 1 ------ i:7 32*30376636SRichard Henderson 33*30376636SRichard Henderson # For v9, bits [12:11] are cc1 and cc0 (and cc0 must be 0). 34*30376636SRichard Henderson # Bits [10:8] are reserved and the OSA2011 manual says they must be 0. 35*30376636SRichard Henderson Tcc_i_v9 10 0 cond:4 111010 rs1:5 1 cc:1 0 000 i:8 36*30376636SRichard Henderson} 37