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[PULL,20/24] target/s390x: Drop check for singlestep_enabled

Message ID 20211016181514.3165661-21-richard.henderson@linaro.org
State Accepted
Commit 2df7a3618aacaa0f057d7b05444a21974a157263
Headers show
Series tcg patch queue | expand

Commit Message

Richard Henderson Oct. 16, 2021, 6:15 p.m. UTC 
GDB single-stepping is now handled generically.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/s390x/tcg/translate.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

-- 
2.25.1
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Patch

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index a2d6fa5cca..dcc249a197 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -149,7 +149,6 @@  struct DisasContext {
     uint64_t pc_tmp;
     uint32_t ilen;
     enum cc_op cc_op;
-    bool do_debug;
 };
 
 /* Information carried about a condition to be evaluated.  */
@@ -6544,7 +6543,6 @@  static void s390x_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs)
 
     dc->cc_op = CC_OP_DYNAMIC;
     dc->ex_value = dc->base.tb->cs_base;
-    dc->do_debug = dc->base.singlestep_enabled;
 }
 
 static void s390x_tr_tb_start(DisasContextBase *db, CPUState *cs)
@@ -6596,10 +6594,8 @@  static void s390x_tr_tb_stop(DisasContextBase *dcbase, CPUState *cs)
         /* FALLTHRU */
     case DISAS_PC_CC_UPDATED:
         /* Exit the TB, either by raising a debug exception or by return.  */
-        if (dc->do_debug) {
-            gen_exception(EXCP_DEBUG);
-        } else if ((dc->base.tb->flags & FLAG_MASK_PER) ||
-                   dc->base.is_jmp == DISAS_PC_STALE_NOCHAIN) {
+        if ((dc->base.tb->flags & FLAG_MASK_PER) ||
+             dc->base.is_jmp == DISAS_PC_STALE_NOCHAIN) {
             tcg_gen_exit_tb(NULL, 0);
         } else {
             tcg_gen_lookup_and_goto_ptr();