diff mbox series

[v2,05/21] target/ppc: Remove msr_ds macro

Message ID 20220502143934.71908-6-victor.colombo@eldorado.org.br (mailing list archive)
State New, archived
Headers show
Series target/ppc: Remove hidden usages of *env | expand

Commit Message

Víctor Colombo May 2, 2022, 2:39 p.m. UTC 
msr_ds macro hides the usage of env->msr, which is a bad behavior
Substitute it with FIELD_EX64 calls that explicitly use env->msr
as a parameter.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br>

---

v2: Remove M_MSR_DS and use FIELD_EX64 instead
Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br>
---
 target/ppc/cpu.h        | 2 +-
 target/ppc/mmu_common.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

Comments

Richard Henderson May 2, 2022, 9:57 p.m. UTC | #1 
On 5/2/22 07:39, Víctor Colombo wrote:
> msr_ds macro hides the usage of env->msr, which is a bad behavior
> Substitute it with FIELD_EX64 calls that explicitly use env->msr
> as a parameter.
> 
> Suggested-by: Richard Henderson<richard.henderson@linaro.org>
> Signed-off-by: Víctor Colombo<victor.colombo@eldorado.org.br>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index 932c5f4bdd..8aff6f1faf 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -355,6 +355,7 @@  typedef enum {
 #define MSR_LE   0  /* Little-endian mode                           1 hflags */
 
 FIELD(MSR, PR, MSR_PR, 1)
+FIELD(MSR, DS, MSR_DS, 1)
 FIELD(MSR, LE, MSR_LE, 1)
 
 /* PMU bits */
@@ -485,7 +486,6 @@  FIELD(MSR, LE, MSR_LE, 1)
 #define msr_ep   ((env->msr >> MSR_EP)   & 1)
 #define msr_ir   ((env->msr >> MSR_IR)   & 1)
 #define msr_dr   ((env->msr >> MSR_DR)   & 1)
-#define msr_ds   ((env->msr >> MSR_DS)   & 1)
 #define msr_ts   ((env->msr >> MSR_TS1)  & 3)
 
 #define DBCR0_ICMP (1 << 27)
diff --git a/target/ppc/mmu_common.c b/target/ppc/mmu_common.c
index 6ef8b1c00d..7e77b9b84a 100644
--- a/target/ppc/mmu_common.c
+++ b/target/ppc/mmu_common.c
@@ -768,7 +768,7 @@  static bool mmubooke206_get_as(CPUPPCState *env,
         *pr_out = !!(epidr & EPID_EPR);
         return true;
     } else {
-        *as_out = msr_ds;
+        *as_out = FIELD_EX64(env->msr, MSR, DS);
         *pr_out = FIELD_EX64(env->msr, MSR, PR);
         return false;
     }