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authorVíctor Colombo <victor.colombo@eldorado.org.br>2022-05-04 18:05:30 -0300
committerDaniel Henrique Barboza <danielhb413@gmail.com>2022-05-05 15:36:17 -0300
commit10b2b373919ff24c8fabec035f40a4fdb1c40da3 (patch)
tree4952a26073b82d1fbad77cb51189af95f39931c6
parentc354d85828a44e374ccc68b418989dcd26f650db (diff)
target/ppc: Remove msr_gs macro
msr_gs 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> Message-Id: <20220504210541.115256-12-victor.colombo@eldorado.org.br> Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
-rw-r--r--target/ppc/cpu.h2
-rw-r--r--target/ppc/helper_regs.c2
-rw-r--r--target/ppc/mmu_helper.c4
3 files changed, 4 insertions, 4 deletions
diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
index deb861f5f3..bd5dffc9b1 100644
--- a/target/ppc/cpu.h
+++ b/target/ppc/cpu.h
@@ -354,6 +354,7 @@ typedef enum {
#define MSR_RI 1 /* Recoverable interrupt 1 */
#define MSR_LE 0 /* Little-endian mode 1 hflags */
+FIELD(MSR, GS, MSR_GS, 1)
FIELD(MSR, POW, MSR_POW, 1)
FIELD(MSR, CE, MSR_CE, 1)
FIELD(MSR, ILE, MSR_ILE, 1)
@@ -479,7 +480,6 @@ FIELD(MSR, LE, MSR_LE, 1)
#define msr_hv (0)
#endif
#define msr_cm ((env->msr >> MSR_CM) & 1)
-#define msr_gs ((env->msr >> MSR_GS) & 1)
#define msr_fp ((env->msr >> MSR_FP) & 1)
#define msr_fe0 ((env->msr >> MSR_FE0) & 1)
#define msr_de ((env->msr >> MSR_DE) & 1)
diff --git a/target/ppc/helper_regs.c b/target/ppc/helper_regs.c
index 79c0143a7a..4e649d8b0e 100644
--- a/target/ppc/helper_regs.c
+++ b/target/ppc/helper_regs.c
@@ -233,7 +233,7 @@ int hreg_store_msr(CPUPPCState *env, target_ulong value, int alter_hv)
}
if ((env->mmu_model == POWERPC_MMU_BOOKE ||
env->mmu_model == POWERPC_MMU_BOOKE206) &&
- ((value >> MSR_GS) & 1) != msr_gs) {
+ ((value ^ env->msr) & R_MSR_GS_MASK)) {
cpu_interrupt_exittb(cs);
}
if (unlikely((env->flags & POWERPC_FLAG_TGPR) &&
diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
index 142a717255..5bb5c71038 100644
--- a/target/ppc/mmu_helper.c
+++ b/target/ppc/mmu_helper.c
@@ -935,7 +935,7 @@ void helper_booke206_tlbwe(CPUPPCState *env)
}
if (((env->spr[SPR_BOOKE_MAS0] & MAS0_ATSEL) == MAS0_ATSEL_LRAT) &&
- !msr_gs) {
+ !FIELD_EX64(env->msr, MSR, GS)) {
/* XXX we don't support direct LRAT setting yet */
fprintf(stderr, "cpu: don't support LRAT setting yet\n");
return;
@@ -962,7 +962,7 @@ void helper_booke206_tlbwe(CPUPPCState *env)
POWERPC_EXCP_INVAL_INVAL, GETPC());
}
- if (msr_gs) {
+ if (FIELD_EX64(env->msr, MSR, GS)) {
cpu_abort(env_cpu(env), "missing HV implementation\n");
}