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authorRichard Henderson <richard.henderson@linaro.org>2020-08-17 20:12:21 -0700
committerRichard Henderson <richard.henderson@linaro.org>2020-09-01 07:41:38 -0700
commit0b46fa08213b5e575b14a6dc883b45af8c37f6f6 (patch)
tree718625f6e312e5bf4cc5f099367aa725fa7925b9
parenta2b80dbd96569338a4ac3f32aebbbd2d9a7f9718 (diff)
target/microblaze: Check singlestep_enabled in gen_goto_tb
Do not use goto_tb if we're single-stepping. Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
-rw-r--r--target/microblaze/translate.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c
index 53ca0bfb38..2e753fa621 100644
--- a/target/microblaze/translate.c
+++ b/target/microblaze/translate.c
@@ -140,7 +140,12 @@ static inline bool use_goto_tb(DisasContext *dc, target_ulong dest)
static void gen_goto_tb(DisasContext *dc, int n, target_ulong dest)
{
- if (use_goto_tb(dc, dest)) {
+ if (dc->singlestep_enabled) {
+ TCGv_i32 tmp = tcg_const_i32(EXCP_DEBUG);
+ tcg_gen_movi_i32(cpu_pc, dest);
+ gen_helper_raise_exception(cpu_env, tmp);
+ tcg_temp_free_i32(tmp);
+ } else if (use_goto_tb(dc, dest)) {
tcg_gen_goto_tb(n);
tcg_gen_movi_i32(cpu_pc, dest);
tcg_gen_exit_tb(dc->tb, n);