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[v2,13/30] target-sparc: implement UA2005 rdhpstate and wrhpstate instructions

Message ID 0fcf7eca7c2d3e6bef7846027857da3bd681645d.1484165352.git.atar4qemu@gmail.com
State New
Headers show

Commit Message

Artyom Tarasenko Jan. 11, 2017, 8:19 p.m. UTC 
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
---
 target/sparc/translate.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
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Patch

diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 68677d3..7e399a3 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -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);