haraldwolff/qemu-patch-raspberry4
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

target-sparc: implement UA2005 rdhpstate and wrhpstate instructions

Browse source 
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Artyom Tarasenko 2016-06-08 14:14:36 +02:00
parent cbc3a6a4cc
commit f7f17ef75c
No known key found for this signature in database
GPG key ID: 3360C3F7411A125F
1 changed files with 5 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
target/sparc/translate.c
View file

@ -3468,7 +3468,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
rs1 = GET_FIELD(insn, 13, 17);
switch (rs1) {
case 0: // hpstate
// gen_op_rdhpstate();
tcg_gen_ld_i64(cpu_dst, cpu_env,
offsetof(CPUSPARCState, hpstate));
break;
case 1: // htstate
// gen_op_rdhtstate();
@ -4592,7 +4593,9 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
switch (rd) {
case 0: // hpstate
// XXX gen_op_wrhpstate();
tcg_gen_st_i64(cpu_tmp0, cpu_env,
offsetof(CPUSPARCState,
hpstate));
save_state(dc);
gen_op_next_insn();
tcg_gen_exit_tb(0);