diff mbox series

[PULL,09/94] target/sparc: Partition cpu features

Message ID 20231026001542.1141412-18-richard.henderson@linaro.org
State New
Headers show
Series [PULL,01/94] target/sparc: Clear may_lookup for npc == DYNAMIC_PC | expand

Commit Message

Richard Henderson Oct. 26, 2023, 12:13 a.m. UTC 
In the sparc32 binaries, do not advertise features only available
to sparc64, so they cannot be enabled.  In the sparc64 binaries,
do not advertise features mandatory in v9, so they cannot be disabled.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/cpu.c | 42 ++++++++++++++++++++++++------------------
 1 file changed, 24 insertions(+), 18 deletions(-)
diff mbox series

Patch

diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index f527244aa4..bb1a155510 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -546,14 +546,17 @@  static const sparc_def_t sparc_defs[] = {
 /* This must match sparc_cpu_properties[]. */
 static const char * const feature_name[] = {
     [CPU_FEATURE_BIT_FLOAT128] = "float128",
-    [CPU_FEATURE_BIT_MUL] = "mul",
-    [CPU_FEATURE_BIT_DIV] = "div",
-    [CPU_FEATURE_BIT_VIS1] = "vis1",
-    [CPU_FEATURE_BIT_VIS2] = "vis2",
-    [CPU_FEATURE_BIT_FSMULD] = "fsmuld",
-    [CPU_FEATURE_BIT_HYPV] = "hypv",
+#ifdef TARGET_SPARC64
     [CPU_FEATURE_BIT_CMT] = "cmt",
     [CPU_FEATURE_BIT_GL] = "gl",
+    [CPU_FEATURE_BIT_HYPV] = "hypv",
+    [CPU_FEATURE_BIT_VIS1] = "vis1",
+    [CPU_FEATURE_BIT_VIS2] = "vis2",
+#else
+    [CPU_FEATURE_BIT_MUL] = "mul",
+    [CPU_FEATURE_BIT_DIV] = "div",
+    [CPU_FEATURE_BIT_FSMULD] = "fsmuld",
+#endif
 };
 
 static void print_features(uint32_t features, const char *prefix)
@@ -832,22 +835,25 @@  static PropertyInfo qdev_prop_nwindows = {
 static Property sparc_cpu_properties[] = {
     DEFINE_PROP_BIT("float128", SPARCCPU, env.def.features,
                     CPU_FEATURE_BIT_FLOAT128, false),
-    DEFINE_PROP_BIT("mul",      SPARCCPU, env.def.features,
-                    CPU_FEATURE_BIT_MUL, false),
-    DEFINE_PROP_BIT("div",      SPARCCPU, env.def.features,
-                    CPU_FEATURE_BIT_DIV, false),
-    DEFINE_PROP_BIT("vis1",     SPARCCPU, env.def.features,
-                    CPU_FEATURE_BIT_VIS1, false),
-    DEFINE_PROP_BIT("vis2",     SPARCCPU, env.def.features,
-                    CPU_FEATURE_BIT_VIS2, false),
-    DEFINE_PROP_BIT("fsmuld",   SPARCCPU, env.def.features,
-                    CPU_FEATURE_BIT_FSMULD, false),
-    DEFINE_PROP_BIT("hypv",     SPARCCPU, env.def.features,
-                    CPU_FEATURE_BIT_HYPV, false),
+#ifdef TARGET_SPARC64
     DEFINE_PROP_BIT("cmt",      SPARCCPU, env.def.features,
                     CPU_FEATURE_BIT_CMT, false),
     DEFINE_PROP_BIT("gl",       SPARCCPU, env.def.features,
                     CPU_FEATURE_BIT_GL, false),
+    DEFINE_PROP_BIT("hypv",     SPARCCPU, env.def.features,
+                    CPU_FEATURE_BIT_HYPV, false),
+    DEFINE_PROP_BIT("vis1",     SPARCCPU, env.def.features,
+                    CPU_FEATURE_BIT_VIS1, false),
+    DEFINE_PROP_BIT("vis2",     SPARCCPU, env.def.features,
+                    CPU_FEATURE_BIT_VIS2, false),
+#else
+    DEFINE_PROP_BIT("mul",      SPARCCPU, env.def.features,
+                    CPU_FEATURE_BIT_MUL, false),
+    DEFINE_PROP_BIT("div",      SPARCCPU, env.def.features,
+                    CPU_FEATURE_BIT_DIV, false),
+    DEFINE_PROP_BIT("fsmuld",   SPARCCPU, env.def.features,
+                    CPU_FEATURE_BIT_FSMULD, false),
+#endif
     DEFINE_PROP_UNSIGNED("iu-version", SPARCCPU, env.def.iu_version, 0,
                          qdev_prop_uint64, target_ulong),
     DEFINE_PROP_UINT32("fpu-version", SPARCCPU, env.def.fpu_version, 0),