diff mbox series

[09/39] target/hexagon: Implement arch_get_system_reg()

Message ID 20250301052845.1012069-10-brian.cain@oss.qualcomm.com (mailing list archive)
State New
Headers show
Series hexagon system emu, part 2/3 | expand

Commit Message

Brian Cain March 1, 2025, 5:28 a.m. UTC 
From: Brian Cain <bcain@quicinc.com>

Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
---
 target/hexagon/cpu_helper.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/hexagon/cpu_helper.c b/target/hexagon/cpu_helper.c
index e0dd120cd4..0b0802bfb9 100644
--- a/target/hexagon/cpu_helper.c
+++ b/target/hexagon/cpu_helper.c
@@ -36,7 +36,14 @@  uint32_t hexagon_get_pmu_counter(CPUHexagonState *cur_env, int index)
 
 uint32_t arch_get_system_reg(CPUHexagonState *env, uint32_t reg)
 {
-    g_assert_not_reached();
+    if (reg == HEX_SREG_PCYCLELO) {
+        return hexagon_get_sys_pcycle_count_low(env);
+    } else if (reg == HEX_SREG_PCYCLEHI) {
+        return hexagon_get_sys_pcycle_count_high(env);
+    }
+
+    g_assert(reg < NUM_SREGS);
+    return reg < HEX_SREG_GLB_START ? env->t_sreg[reg] : env->g_sreg[reg];
 }
 
 uint64_t hexagon_get_sys_pcycle_count(CPUHexagonState *env)