diff mbox series

[v2,02/11] target/xtensa: mark register windows in the dump

Message ID 20180228221609.11265-3-jcmvbkbc@gmail.com
State New
Headers show
Series linux-user support for target/xtensa | expand

Commit Message

Max Filippov Feb. 28, 2018, 10:16 p.m. UTC 
Add arrows that mark beginning of register windows and position of the
current window in the windowed register file.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---
 target/xtensa/translate.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c
index 3ad86d4508e4..5969d7c3cd96 100644
--- a/target/xtensa/translate.c
+++ b/target/xtensa/translate.c
@@ -1219,8 +1219,13 @@  void xtensa_cpu_dump_state(CPUState *cs, FILE *f,
     cpu_fprintf(f, "\n");
 
     for (i = 0; i < env->config->nareg; ++i) {
-        cpu_fprintf(f, "AR%02d=%08x%c", i, env->phys_regs[i],
-                (i % 4) == 3 ? '\n' : ' ');
+        cpu_fprintf(f, "AR%02d=%08x ", i, env->phys_regs[i]);
+        if (i % 4 == 3) {
+            bool ws = (env->sregs[WINDOW_START] & (1 << (i / 4))) != 0;
+            bool cw = env->sregs[WINDOW_BASE] == i / 4;
+
+            cpu_fprintf(f, "%c%c\n", ws ? '<' : ' ', cw ? '=' : ' ');
+        }
     }
 
     if (xtensa_option_enabled(env->config, XTENSA_OPTION_FP_COPROCESSOR)) {