[PATCH v2 057/281] linux-user: Move get_elf_hwcap to loongarch64/elfload.c

["Alex Bennée" <alex.bennee@linaro.org>]

From: Richard Henderson <richard.henderson@linaro.org>

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>
---
 linux-user/loader.h                 |  3 +-
 linux-user/loongarch64/target_elf.h |  2 ++
 linux-user/elfload.c                | 49 +----------------------------
 linux-user/loongarch64/elfload.c    | 47 +++++++++++++++++++++++++++
 4 files changed, 52 insertions(+), 49 deletions(-)

diff --git a/linux-user/loader.h b/linux-user/loader.h
index 818c5e6d7d7..92b6d41145e 100644
--- a/linux-user/loader.h
+++ b/linux-user/loader.h
@@ -102,7 +102,8 @@ extern unsigned long guest_stack_size;
 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_SPARC) || defined(TARGET_PPC) \
+    || defined(TARGET_LOONGARCH64)
 abi_ulong get_elf_hwcap(CPUState *cs);
 abi_ulong get_elf_hwcap2(CPUState *cs);
 #endif
diff --git a/linux-user/loongarch64/target_elf.h b/linux-user/loongarch64/target_elf.h
index 39a08d35d9b..037740d36f2 100644
--- a/linux-user/loongarch64/target_elf.h
+++ b/linux-user/loongarch64/target_elf.h
@@ -6,4 +6,6 @@
 #ifndef LOONGARCH_TARGET_ELF_H
 #define LOONGARCH_TARGET_ELF_H
 
+#define HAVE_ELF_HWCAP          1
+
 #endif
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 843b1f7b6cc..574b37a22c1 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -725,54 +725,7 @@ static void elf_core_copy_regs(target_elf_gregset_t *regs,
 #define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE        4096
 
-#define ELF_HWCAP get_elf_hwcap()
-
-/* See arch/loongarch/include/uapi/asm/hwcap.h */
-enum {
-    HWCAP_LOONGARCH_CPUCFG   = (1 << 0),
-    HWCAP_LOONGARCH_LAM      = (1 << 1),
-    HWCAP_LOONGARCH_UAL      = (1 << 2),
-    HWCAP_LOONGARCH_FPU      = (1 << 3),
-    HWCAP_LOONGARCH_LSX      = (1 << 4),
-    HWCAP_LOONGARCH_LASX     = (1 << 5),
-    HWCAP_LOONGARCH_CRC32    = (1 << 6),
-    HWCAP_LOONGARCH_COMPLEX  = (1 << 7),
-    HWCAP_LOONGARCH_CRYPTO   = (1 << 8),
-    HWCAP_LOONGARCH_LVZ      = (1 << 9),
-    HWCAP_LOONGARCH_LBT_X86  = (1 << 10),
-    HWCAP_LOONGARCH_LBT_ARM  = (1 << 11),
-    HWCAP_LOONGARCH_LBT_MIPS = (1 << 12),
-};
-
-static uint32_t get_elf_hwcap(void)
-{
-    LoongArchCPU *cpu = LOONGARCH_CPU(thread_cpu);
-    uint32_t hwcaps = 0;
-
-    hwcaps |= HWCAP_LOONGARCH_CRC32;
-
-    if (FIELD_EX32(cpu->env.cpucfg[1], CPUCFG1, UAL)) {
-        hwcaps |= HWCAP_LOONGARCH_UAL;
-    }
-
-    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, FP)) {
-        hwcaps |= HWCAP_LOONGARCH_FPU;
-    }
-
-    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LAM)) {
-        hwcaps |= HWCAP_LOONGARCH_LAM;
-    }
-
-    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LSX)) {
-        hwcaps |= HWCAP_LOONGARCH_LSX;
-    }
-
-    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LASX)) {
-        hwcaps |= HWCAP_LOONGARCH_LASX;
-    }
-
-    return hwcaps;
-}
+#define ELF_HWCAP get_elf_hwcap(thread_cpu)
 
 #define ELF_PLATFORM "loongarch"
 
diff --git a/linux-user/loongarch64/elfload.c b/linux-user/loongarch64/elfload.c
index 874dc4c2304..ee4a85b8d6c 100644
--- a/linux-user/loongarch64/elfload.c
+++ b/linux-user/loongarch64/elfload.c
@@ -9,3 +9,50 @@ const char *get_elf_cpu_model(uint32_t eflags)
 {
     return "la464";
 }
+
+/* See arch/loongarch/include/uapi/asm/hwcap.h */
+enum {
+    HWCAP_LOONGARCH_CPUCFG   = (1 << 0),
+    HWCAP_LOONGARCH_LAM      = (1 << 1),
+    HWCAP_LOONGARCH_UAL      = (1 << 2),
+    HWCAP_LOONGARCH_FPU      = (1 << 3),
+    HWCAP_LOONGARCH_LSX      = (1 << 4),
+    HWCAP_LOONGARCH_LASX     = (1 << 5),
+    HWCAP_LOONGARCH_CRC32    = (1 << 6),
+    HWCAP_LOONGARCH_COMPLEX  = (1 << 7),
+    HWCAP_LOONGARCH_CRYPTO   = (1 << 8),
+    HWCAP_LOONGARCH_LVZ      = (1 << 9),
+    HWCAP_LOONGARCH_LBT_X86  = (1 << 10),
+    HWCAP_LOONGARCH_LBT_ARM  = (1 << 11),
+    HWCAP_LOONGARCH_LBT_MIPS = (1 << 12),
+};
+
+abi_ulong get_elf_hwcap(CPUState *cs)
+{
+    LoongArchCPU *cpu = LOONGARCH_CPU(cs);
+    abi_ulong hwcaps = 0;
+
+    hwcaps |= HWCAP_LOONGARCH_CRC32;
+
+    if (FIELD_EX32(cpu->env.cpucfg[1], CPUCFG1, UAL)) {
+        hwcaps |= HWCAP_LOONGARCH_UAL;
+    }
+
+    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, FP)) {
+        hwcaps |= HWCAP_LOONGARCH_FPU;
+    }
+
+    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LAM)) {
+        hwcaps |= HWCAP_LOONGARCH_LAM;
+    }
+
+    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LSX)) {
+        hwcaps |= HWCAP_LOONGARCH_LSX;
+    }
+
+    if (FIELD_EX32(cpu->env.cpucfg[2], CPUCFG2, LASX)) {
+        hwcaps |= HWCAP_LOONGARCH_LASX;
+    }
+
+    return hwcaps;
+}
-- 
2.47.2