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From: Harsh Prateek Bora <harshpb@linux.ibm.com>
To: npiggin@gmail.com, qemu-ppc@nongnu.org
Cc: danielhb413@gmail.com, qemu-devel@nongnu.org
Subject: [PATCH 5/6] target/ppc: reduce duplicate code between init_proc_POWER{9, 10}
Date: Mon, 20 May 2024 16:03:28 +0530	[thread overview]
Message-ID: <20240520103329.381158-6-harshpb@linux.ibm.com> (raw)
In-Reply-To: <20240520103329.381158-1-harshpb@linux.ibm.com>

Historically, the registration of sprs have been inherited alongwith
every new Power arch support being added leading to a lot of code
duplication. It's time to do necessary cleanups now to avoid further
duplication with newer arch support being added.

Signed-off-by: Harsh Prateek Bora <harshb@linux.ibm.com>
---
 target/ppc/cpu_init.c | 43 +++++++++----------------------------------
 1 file changed, 9 insertions(+), 34 deletions(-)

diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
index 6d82f24c87..636e12ba7a 100644
--- a/target/ppc/cpu_init.c
+++ b/target/ppc/cpu_init.c
@@ -6307,7 +6307,7 @@ static struct ppc_radix_page_info POWER9_radix_page_info = {
 };
 #endif /* CONFIG_USER_ONLY */
 
-static void init_proc_POWER9(CPUPPCState *env)
+static inline void register_power9_common_sprs(CPUPPCState *env)
 {
     /* Common Registers */
     init_proc_book3s_common(env);
@@ -6326,7 +6326,6 @@ static void init_proc_POWER9(CPUPPCState *env)
     register_power5p_ear_sprs(env);
     register_power5p_tb_sprs(env);
     register_power6_common_sprs(env);
-    register_HEIR32_spr(env);
     register_power6_dbg_sprs(env);
     register_power8_tce_address_control_sprs(env);
     register_power8_ids_sprs(env);
@@ -6342,6 +6341,12 @@ static void init_proc_POWER9(CPUPPCState *env)
     register_power9_book4_sprs(env);
     register_power8_rpr_sprs(env);
     register_power9_mmu_sprs(env);
+}
+
+static void init_proc_POWER9(CPUPPCState *env)
+{
+    register_power9_common_sprs(env);
+    register_HEIR32_spr(env);
 
     /* POWER9 Specific registers */
     spr_register_kvm(env, SPR_TIDR, "TIDR", NULL, NULL,
@@ -6499,39 +6504,9 @@ static struct ppc_radix_page_info POWER10_radix_page_info = {
 
 static void init_proc_POWER10(CPUPPCState *env)
 {
-    /* Common Registers */
-    init_proc_book3s_common(env);
-    register_book3s_207_dbg_sprs(env);
-
-    /* Common TCG PMU */
-    init_tcg_pmu_power8(env);
-
-    /* POWER8 Specific Registers */
-    register_book3s_ids_sprs(env);
-    register_amr_sprs(env);
-    register_iamr_sprs(env);
-    register_book3s_purr_sprs(env);
-    register_power5p_common_sprs(env);
-    register_power5p_lpar_sprs(env);
-    register_power5p_ear_sprs(env);
-    register_power5p_tb_sprs(env);
-    register_power6_common_sprs(env);
+    register_power9_common_sprs(env);
     register_HEIR64_spr(env);
-    register_power6_dbg_sprs(env);
-    register_power8_tce_address_control_sprs(env);
-    register_power8_ids_sprs(env);
-    register_power8_ebb_sprs(env);
-    register_power8_fscr_sprs(env);
-    register_power8_pmu_sup_sprs(env);
-    register_power8_pmu_user_sprs(env);
-    register_power8_tm_sprs(env);
-    register_power8_pspb_sprs(env);
-    register_power8_dpdes_sprs(env);
-    register_vtb_sprs(env);
-    register_power8_ic_sprs(env);
-    register_power9_book4_sprs(env);
-    register_power8_rpr_sprs(env);
-    register_power9_mmu_sprs(env);
+
     register_power10_hash_sprs(env);
     register_power10_dexcr_sprs(env);
     register_power10_pmu_sup_sprs(env);
-- 
2.39.3



  parent reply	other threads:[~2024-05-20 10:34 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-20 10:33 [PATCH 0/6] target/ppc: misc ppc improvements/optimizations Harsh Prateek Bora
2024-05-20 10:33 ` [PATCH 1/6] target/ppc: use locally stored msr and avoid indirect access Harsh Prateek Bora
2024-05-20 10:33 ` [PATCH 2/6] target/ppc: optimize hreg_compute_pmu_hflags_value Harsh Prateek Bora
2024-05-20 11:26   ` BALATON Zoltan
2024-05-20 10:33 ` [PATCH 3/6] " Harsh Prateek Bora
2024-05-20 11:28   ` BALATON Zoltan
2024-05-20 10:33 ` [PATCH 4/6] target/ppc: optimize p9 exception handling routines Harsh Prateek Bora
2024-05-20 11:35   ` BALATON Zoltan
2024-05-20 11:36     ` BALATON Zoltan
2024-05-20 10:33 ` Harsh Prateek Bora [this message]
2024-05-20 11:41   ` [PATCH 5/6] target/ppc: reduce duplicate code between init_proc_POWER{9, 10} BALATON Zoltan
2024-05-20 10:33 ` [PATCH 6/6] target/ppc: redue code duplication across Power9/10 init code Harsh Prateek Bora
2024-05-20 11:52   ` BALATON Zoltan
2024-05-23  5:16     ` Harsh Prateek Bora

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