[07/28] cputlb: Provide cpu_(ld,st}*_mmuidx_ra for user-only

Message ID 20191212040039.26546-8-richard.henderson@linaro.org
State New
Headers show
Series
  • cputlb: Remove support for MMU_MODE*_SUFFIX
Related show

Commit Message

Richard Henderson Dec. 12, 2019, 4 a.m.
This finishes the new interface began with the previous patch.
Document the interface and deprecate MMU_MODE<N>_SUFFIX.

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

---
 include/exec/cpu_ldst.h | 84 ++++++++++++++++++++++++++++++++++++++---
 1 file changed, 79 insertions(+), 5 deletions(-)

-- 
2.20.1

Patch

diff --git a/include/exec/cpu_ldst.h b/include/exec/cpu_ldst.h
index ef59ed61e4..3b2c46bdf4 100644
--- a/include/exec/cpu_ldst.h
+++ b/include/exec/cpu_ldst.h
@@ -25,9 +25,13 @@ 
  *
  * The syntax for the accessors is:
  *
- * load: cpu_ld{sign}{size}_{mmusuffix}(env, ptr)
+ * load:  cpu_ld{sign}{size}_{mmusuffix}(env, ptr)
+ *        cpu_ld{sign}{size}_{mmusuffix}_ra(env, ptr, retaddr)
+ *        cpu_ld{sign}{size}_mmuidx_ra(env, ptr, mmu_idx, retaddr)
  *
- * store: cpu_st{sign}{size}_{mmusuffix}(env, ptr, val)
+ * store: cpu_st{size}_{mmusuffix}(env, ptr, val)
+ *        cpu_st{size}_{mmusuffix}_ra(env, ptr, val, retaddr)
+ *        cpu_st{size}_mmuidx_ra(env, ptr, val, mmu_idx, retaddr)
  *
  * sign is:
  * (empty): for 32 and 64 bit sizes
@@ -40,9 +44,14 @@ 
  *   l: 32 bits
  *   q: 64 bits
  *
- * mmusuffix is one of the generic suffixes "data" or "code", or
- * (for softmmu configs)  a target-specific MMU mode suffix as defined
- * in target cpu.h.
+ * mmusuffix is one of the generic suffixes "data" or "code", or "mmuidx".
+ * The "mmuidx" suffix carries an extra mmu_idx argument that specifies
+ * the index to use; the "data" and "code" suffixes take the index from
+ * cpu_mmu_index().
+ *
+ * Deprecated: for softmmu configs, mmusuffix may be a target-specific MMU
+ * mode suffix as defined in target cpu.h.  These should be replaced by
+ * one of the "mmuidx" functions.
  */
 #ifndef CPU_LDST_H
 #define CPU_LDST_H
@@ -145,6 +154,71 @@  static inline void clear_helper_retaddr(void)
 #undef MEMSUFFIX
 #undef CODE_ACCESS
 
+/*
+ * Provide the same *_mmuidx_ra interface as for softmmu.
+ * The mmu_idx argument is ignored.
+ */
+
+static inline uint32_t cpu_ldub_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                          int mmu_idx, uintptr_t ra)
+{
+    return cpu_ldub_data_ra(env, addr, ra);
+}
+
+static inline uint32_t cpu_lduw_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                          int mmu_idx, uintptr_t ra)
+{
+    return cpu_lduw_data_ra(env, addr, ra);
+}
+
+static inline uint32_t cpu_ldl_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                         int mmu_idx, uintptr_t ra)
+{
+    return cpu_ldl_data_ra(env, addr, ra);
+}
+
+static inline uint64_t cpu_ldq_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                         int mmu_idx, uintptr_t ra)
+{
+    return cpu_ldq_data_ra(env, addr, ra);
+}
+
+static inline int cpu_ldsb_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                     int mmu_idx, uintptr_t ra)
+{
+    return cpu_ldsb_data_ra(env, addr, ra);
+}
+
+static inline int cpu_ldsw_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                     int mmu_idx, uintptr_t ra)
+{
+    return cpu_ldsw_data_ra(env, addr, ra);
+}
+
+static inline void cpu_stb_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                     uint32_t val, int mmu_idx, uintptr_t ra)
+{
+    cpu_stb_data_ra(env, addr, val, ra);
+}
+
+static inline void cpu_stw_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                     uint32_t val, int mmu_idx, uintptr_t ra)
+{
+    cpu_stw_data_ra(env, addr, val, ra);
+}
+
+static inline void cpu_stl_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                     uint32_t val, int mmu_idx, uintptr_t ra)
+{
+    cpu_stl_data_ra(env, addr, val, ra);
+}
+
+static inline void cpu_stq_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                                     uint64_t val, int mmu_idx, uintptr_t ra)
+{
+    cpu_stq_data_ra(env, addr, val, ra);
+}
+
 #else
 
 /* Needed for TCG_OVERSIZED_GUEST */