diff mbox series

[20/26] target/s390x: Split per_breaking_event from per_branch_*

Message ID 20221006034421.1179141-21-richard.henderson@linaro.org
State New
Headers show
Series target/s390x: pc-relative translation blocks | expand

Commit Message

Richard Henderson Oct. 6, 2022, 3:44 a.m. UTC 
This allows us to update gbea before other updates to psw_addr,
which will be important for TARGET_TB_PCREL.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/s390x/tcg/translate.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

Comments

Ilya Leoshkevich Nov. 30, 2022, 12:14 p.m. UTC | #1 
On Wed, Oct 05, 2022 at 08:44:15PM -0700, Richard Henderson wrote:
> This allows us to update gbea before other updates to psw_addr,
> which will be important for TARGET_TB_PCREL.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/s390x/tcg/translate.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)

Reviewed-by: Ilya Leoshkevich <iii@linux.ibm.com>
diff mbox series

Patch

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 498dc2930d..a2315ac73e 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -353,7 +353,6 @@  static inline bool per_enabled(DisasContext *s)
 static void per_branch_dest(DisasContext *s, TCGv_i64 dest)
 {
 #ifndef CONFIG_USER_ONLY
-    gen_psw_addr_disp(s, gbea, 0);
     if (s->base.tb->flags & FLAG_MASK_PER) {
         gen_helper_per_branch(cpu_env, gbea, dest);
     }
@@ -363,7 +362,6 @@  static void per_branch_dest(DisasContext *s, TCGv_i64 dest)
 static void per_branch_disp(DisasContext *s, int64_t disp)
 {
 #ifndef CONFIG_USER_ONLY
-    gen_psw_addr_disp(s, gbea, 0);
     if (s->base.tb->flags & FLAG_MASK_PER) {
         TCGv_i64 dest = tcg_temp_new_i64();
         gen_psw_addr_disp(s, dest, disp);
@@ -1153,13 +1151,14 @@  struct DisasInsn {
 
 static DisasJumpType help_goto_direct(DisasContext *s, int64_t disp)
 {
+    per_breaking_event(s);
+
     if (disp == s->ilen) {
         per_branch_disp(s, disp);
         return DISAS_NEXT;
     }
     if (use_goto_tb(s, s->base.pc_next + disp)) {
         update_cc_op(s);
-        per_breaking_event(s);
         tcg_gen_goto_tb(0);
         update_psw_addr_disp(s, disp);
         tcg_gen_exit_tb(s->base.tb, 0);
@@ -1173,6 +1172,7 @@  static DisasJumpType help_goto_direct(DisasContext *s, int64_t disp)
 
 static DisasJumpType help_goto_indirect(DisasContext *s, TCGv_i64 dest)
 {
+    per_breaking_event(s);
     tcg_gen_mov_i64(psw_addr, dest);
     per_branch_dest(s, psw_addr);
     return DISAS_PC_UPDATED;
@@ -1233,6 +1233,7 @@  static DisasJumpType help_branch(DisasContext *s, DisasCompare *c,
     }
 
     /* Branch taken.  */
+    per_breaking_event(s);
     if (is_imm) {
         gen_psw_addr_disp(s, psw_addr, disp);
     }