From: Edgar E. Iglesias <edgar.iglesias@petalogix.com>
Date: Wed, 9 Feb 2011 23:46:09 +0000 (+0100)
Subject: microblaze: Handle singlestepping over direct jmps
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6c5f738daec123020d32543fe90a6633a4f6643e;p=qemu.git

microblaze: Handle singlestepping over direct jmps

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@petalogix.com>
---

diff --git a/target-microblaze/translate.c b/target-microblaze/translate.c
index 220743195c..fdb2b40df9 100644
--- a/target-microblaze/translate.c
+++ b/target-microblaze/translate.c
@@ -1715,9 +1715,13 @@ gen_intermediate_code_internal(CPUState *env, TranslationBlock *tb,
     t_sync_flags(dc);
 
     if (unlikely(env->singlestep_enabled)) {
-        t_gen_raise_exception(dc, EXCP_DEBUG);
-        if (dc->is_jmp == DISAS_NEXT)
+        TCGv_i32 tmp = tcg_const_i32(EXCP_DEBUG);
+
+        if (dc->is_jmp != DISAS_JUMP) {
             tcg_gen_movi_tl(cpu_SR[SR_PC], npc);
+        }
+        gen_helper_raise_exception(tmp);
+        tcg_temp_free_i32(tmp);
     } else {
         switch(dc->is_jmp) {
             case DISAS_NEXT: