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authorRichard Henderson <richard.henderson@linaro.org>2025-07-27 21:28:05 -1000
committerRichard Henderson <richard.henderson@linaro.org>2025-08-28 06:39:25 +1000
commit92c9983c06fa0a55f120c71dda03e38d5220fccc (patch)
tree81347d34eb6cec0a24c4b03637b4707693365646 /linux-user
parent48004ab0586ba01387efc37e7ada26607a1c183e (diff)
downloadfocaccia-qemu-92c9983c06fa0a55f120c71dda03e38d5220fccc.tar.gz
focaccia-qemu-92c9983c06fa0a55f120c71dda03e38d5220fccc.zip
linux-user: Move get_elf_hwcap to sh4/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>
Diffstat (limited to 'linux-user')
-rw-r--r--linux-user/elfload.c29
-rw-r--r--linux-user/loader.h3
-rw-r--r--linux-user/sh4/elfload.c27
-rw-r--r--linux-user/sh4/target_elf.h2
4 files changed, 32 insertions, 29 deletions
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index dc3f502277..7e1c11c39f 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -963,34 +963,7 @@ static inline void elf_core_copy_regs(target_elf_gregset_t *regs,
 #define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE        4096
 
-enum {
-    SH_CPU_HAS_FPU            = 0x0001, /* Hardware FPU support */
-    SH_CPU_HAS_P2_FLUSH_BUG   = 0x0002, /* Need to flush the cache in P2 area */
-    SH_CPU_HAS_MMU_PAGE_ASSOC = 0x0004, /* SH3: TLB way selection bit support */
-    SH_CPU_HAS_DSP            = 0x0008, /* SH-DSP: DSP support */
-    SH_CPU_HAS_PERF_COUNTER   = 0x0010, /* Hardware performance counters */
-    SH_CPU_HAS_PTEA           = 0x0020, /* PTEA register */
-    SH_CPU_HAS_LLSC           = 0x0040, /* movli.l/movco.l */
-    SH_CPU_HAS_L2_CACHE       = 0x0080, /* Secondary cache / URAM */
-    SH_CPU_HAS_OP32           = 0x0100, /* 32-bit instruction support */
-    SH_CPU_HAS_PTEAEX         = 0x0200, /* PTE ASID Extension support */
-};
-
-#define ELF_HWCAP get_elf_hwcap()
-
-static uint32_t get_elf_hwcap(void)
-{
-    SuperHCPU *cpu = SUPERH_CPU(thread_cpu);
-    uint32_t hwcap = 0;
-
-    hwcap |= SH_CPU_HAS_FPU;
-
-    if (cpu->env.features & SH_FEATURE_SH4A) {
-        hwcap |= SH_CPU_HAS_LLSC;
-    }
-
-    return hwcap;
-}
+#define ELF_HWCAP get_elf_hwcap(thread_cpu)
 
 #endif
 
diff --git a/linux-user/loader.h b/linux-user/loader.h
index 04457737dd..d8a9399807 100644
--- a/linux-user/loader.h
+++ b/linux-user/loader.h
@@ -103,7 +103,8 @@ const char *get_elf_cpu_model(uint32_t eflags);
 
 #if defined(TARGET_I386) || defined(TARGET_X86_64) || defined(TARGET_ARM) \
     || defined(TARGET_SPARC) || defined(TARGET_PPC) \
-    || defined(TARGET_LOONGARCH64) || defined(TARGET_MIPS)
+    || defined(TARGET_LOONGARCH64) || defined(TARGET_MIPS) \
+    || defined(TARGET_SH4)
 abi_ulong get_elf_hwcap(CPUState *cs);
 abi_ulong get_elf_hwcap2(CPUState *cs);
 #endif
diff --git a/linux-user/sh4/elfload.c b/linux-user/sh4/elfload.c
index 546034ec07..99ad4f6334 100644
--- a/linux-user/sh4/elfload.c
+++ b/linux-user/sh4/elfload.c
@@ -9,3 +9,30 @@ const char *get_elf_cpu_model(uint32_t eflags)
 {
     return "sh7785";
 }
+
+enum {
+    SH_CPU_HAS_FPU            = 0x0001, /* Hardware FPU support */
+    SH_CPU_HAS_P2_FLUSH_BUG   = 0x0002, /* Need to flush the cache in P2 area */
+    SH_CPU_HAS_MMU_PAGE_ASSOC = 0x0004, /* SH3: TLB way selection bit support */
+    SH_CPU_HAS_DSP            = 0x0008, /* SH-DSP: DSP support */
+    SH_CPU_HAS_PERF_COUNTER   = 0x0010, /* Hardware performance counters */
+    SH_CPU_HAS_PTEA           = 0x0020, /* PTEA register */
+    SH_CPU_HAS_LLSC           = 0x0040, /* movli.l/movco.l */
+    SH_CPU_HAS_L2_CACHE       = 0x0080, /* Secondary cache / URAM */
+    SH_CPU_HAS_OP32           = 0x0100, /* 32-bit instruction support */
+    SH_CPU_HAS_PTEAEX         = 0x0200, /* PTE ASID Extension support */
+};
+
+abi_ulong get_elf_hwcap(CPUState *cs)
+{
+    SuperHCPU *cpu = SUPERH_CPU(cs);
+    abi_ulong hwcap = 0;
+
+    hwcap |= SH_CPU_HAS_FPU;
+
+    if (cpu->env.features & SH_FEATURE_SH4A) {
+        hwcap |= SH_CPU_HAS_LLSC;
+    }
+
+    return hwcap;
+}
diff --git a/linux-user/sh4/target_elf.h b/linux-user/sh4/target_elf.h
index d17011bd75..badd0f5371 100644
--- a/linux-user/sh4/target_elf.h
+++ b/linux-user/sh4/target_elf.h
@@ -8,4 +8,6 @@
 #ifndef SH4_TARGET_ELF_H
 #define SH4_TARGET_ELF_H
 
+#define HAVE_ELF_HWCAP          1
+
 #endif