linux-user: Move get_elf_hwcap to sparc/elfload.c

Change the return type to abi_ulong, and pass in the cpu.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 149d1313c0a709018d46be33ebdb29f276607b8a..16709865f788cef3b01508321353ba627455a42f 100644 (file)
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -565,35 +565,7 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs,
 # define ELF_ARCH   EM_SPARCV9
 #endif
 
-#include "elf.h"
-
-#define ELF_HWCAP get_elf_hwcap()
-
-static uint32_t get_elf_hwcap(void)
-{
-    /* There are not many sparc32 hwcap bits -- we have all of them. */
-    uint32_t r = HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR |
-                 HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV;
-
-#ifdef TARGET_SPARC64
-    CPUSPARCState *env = cpu_env(thread_cpu);
-    uint32_t features = env->def.features;
-
-    r |= HWCAP_SPARC_V9 | HWCAP_SPARC_V8PLUS;
-    /* 32x32 multiply and divide are efficient. */
-    r |= HWCAP_SPARC_MUL32 | HWCAP_SPARC_DIV32;
-    /* We don't have an internal feature bit for this. */
-    r |= HWCAP_SPARC_POPC;
-    r |= features & CPU_FEATURE_FSMULD ? HWCAP_SPARC_FSMULD : 0;
-    r |= features & CPU_FEATURE_VIS1 ? HWCAP_SPARC_VIS : 0;
-    r |= features & CPU_FEATURE_VIS2 ? HWCAP_SPARC_VIS2 : 0;
-    r |= features & CPU_FEATURE_FMAF ? HWCAP_SPARC_FMAF : 0;
-    r |= features & CPU_FEATURE_VIS3 ? HWCAP_SPARC_VIS3 : 0;
-    r |= features & CPU_FEATURE_IMA ? HWCAP_SPARC_IMA : 0;
-#endif
-
-    return r;
-}
+#define ELF_HWCAP get_elf_hwcap(thread_cpu)
 
 static inline void init_thread(struct target_pt_regs *regs,
                                struct image_info *infop)

diff --git a/linux-user/loader.h b/linux-user/loader.h
index 151a06f5db5aa234e04d966d5f42601b0626cd00..2c8414e0e53d1c3a946e8fa23383b6fb844e75b3 100644 (file)
--- a/linux-user/loader.h
+++ b/linux-user/loader.h
@@ -101,7 +101,8 @@ extern unsigned long guest_stack_size;
 /* Note that Elf32 and Elf64 use uint32_t for e_flags. */
 const char *get_elf_cpu_model(uint32_t eflags);
 
-#if defined(TARGET_I386) || defined(TARGET_X86_64) || defined(TARGET_ARM)
+#if defined(TARGET_I386) || defined(TARGET_X86_64) || defined(TARGET_ARM) \
+    || defined(TARGET_SPARC)
 abi_ulong get_elf_hwcap(CPUState *cs);
 abi_ulong get_elf_hwcap2(CPUState *cs);
 #endif

diff --git a/linux-user/sparc/elfload.c b/linux-user/sparc/elfload.c
index 243e6f9b66a6e52bbe0205fd6767fb0eb5f8ad14..32ca1b05b1a3f880ee8cc5ff43979cd0ae0204bb 100644 (file)
--- a/linux-user/sparc/elfload.c
+++ b/linux-user/sparc/elfload.c
@@ -3,6 +3,7 @@
 #include "qemu/osdep.h"
 #include "qemu.h"
 #include "loader.h"
+#include "elf.h"
 
 
 const char *get_elf_cpu_model(uint32_t eflags)
@@ -13,3 +14,29 @@ const char *get_elf_cpu_model(uint32_t eflags)
     return "Fujitsu MB86904";
 #endif
 }
+
+abi_ulong get_elf_hwcap(CPUState *cs)
+{
+    /* There are not many sparc32 hwcap bits -- we have all of them. */
+    uint32_t r = HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR |
+                 HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV;
+
+#ifdef TARGET_SPARC64
+    CPUSPARCState *env = cpu_env(cs);
+    uint32_t features = env->def.features;
+
+    r |= HWCAP_SPARC_V9 | HWCAP_SPARC_V8PLUS;
+    /* 32x32 multiply and divide are efficient. */
+    r |= HWCAP_SPARC_MUL32 | HWCAP_SPARC_DIV32;
+    /* We don't have an internal feature bit for this. */
+    r |= HWCAP_SPARC_POPC;
+    r |= features & CPU_FEATURE_FSMULD ? HWCAP_SPARC_FSMULD : 0;
+    r |= features & CPU_FEATURE_VIS1 ? HWCAP_SPARC_VIS : 0;
+    r |= features & CPU_FEATURE_VIS2 ? HWCAP_SPARC_VIS2 : 0;
+    r |= features & CPU_FEATURE_FMAF ? HWCAP_SPARC_FMAF : 0;
+    r |= features & CPU_FEATURE_VIS3 ? HWCAP_SPARC_VIS3 : 0;
+    r |= features & CPU_FEATURE_IMA ? HWCAP_SPARC_IMA : 0;
+#endif
+
+    return r;
+}

diff --git a/linux-user/sparc/target_elf.h b/linux-user/sparc/target_elf.h
index 7e46748d261f900a483efeee73361fd94f01ceeb..b7544db0a1cb03e9683119e4a1c8ec214f3cdf5e 100644 (file)
--- a/linux-user/sparc/target_elf.h
+++ b/linux-user/sparc/target_elf.h
@@ -8,4 +8,6 @@
 #ifndef SPARC_TARGET_ELF_H
 #define SPARC_TARGET_ELF_H
 
+#define HAVE_ELF_HWCAP          1
+
 #endif