From: Brian Cain <bcain@quicinc.com>

Reviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com>
Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
---
 target/hexagon/translate.h | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/target/hexagon/translate.h b/target/hexagon/translate.h
index d8eea56191d..57767acf002 100644
--- a/target/hexagon/translate.h
+++ b/target/hexagon/translate.h
@@ -41,6 +41,14 @@ typedef struct DisasContext {
     DECLARE_BITMAP(regs_written, TOTAL_PER_THREAD_REGS);
     DECLARE_BITMAP(predicated_regs, TOTAL_PER_THREAD_REGS);
     bool implicit_usr_write;
+#ifndef CONFIG_USER_ONLY
+    int greg_log[GREG_WRITES_MAX];
+    int greg_log_idx;
+    int sreg_log[SREG_WRITES_MAX];
+    int sreg_log_idx;
+    TCGv_i32 t_sreg_new_value[NUM_SREGS];
+    TCGv_i32 greg_new_value[NUM_GREGS];
+#endif
     int preg_log[PRED_WRITES_MAX];
     int preg_log_idx;
     DECLARE_BITMAP(pregs_written, NUM_PREGS);
@@ -81,6 +89,34 @@ typedef struct DisasContext {
 
 bool is_gather_store_insn(DisasContext *ctx);
 
+#ifndef CONFIG_USER_ONLY
+static inline void ctx_log_greg_write(DisasContext *ctx, int rnum)
+{
+    assert(rnum <= HEX_GREG_G3);
+    ctx->greg_log[ctx->greg_log_idx] = rnum;
+    ctx->greg_log_idx++;
+}
+
+static inline void ctx_log_greg_write_pair(DisasContext *ctx, int rnum)
+{
+    assert(!(rnum % 2));
+    ctx_log_greg_write(ctx, rnum);
+    ctx_log_greg_write(ctx, rnum + 1);
+}
+
+static inline void ctx_log_sreg_write(DisasContext *ctx, int rnum)
+{
+    ctx->sreg_log[ctx->sreg_log_idx] = rnum;
+    ctx->sreg_log_idx++;
+}
+
+static inline void ctx_log_sreg_write_pair(DisasContext *ctx, int rnum)
+{
+    ctx_log_sreg_write(ctx, rnum);
+    ctx_log_sreg_write(ctx, rnum + 1);
+}
+#endif
+
 static inline void ctx_log_pred_write(DisasContext *ctx, int pnum)
 {
     if (!test_bit(pnum, ctx->pregs_written)) {
-- 
2.34.1