Initial overlay of HQEMU 2.5.2 changes onto underlying 2.5.1 QEMU GIT tree2.5.1_overlay

1 files changed, 142 insertions, 0 deletions

diff --git a/llvm/include/hqemu-config.h b/llvm/include/hqemu-config.h
new file mode 100644
index 0000000..2e2f42f
--- /dev/null
+++ b/llvm/include/hqemu-config.h
@@ -0,0 +1,142 @@
+/*
+ *  (C) 2016 by Computer System Laboratory, IIS, Academia Sinica, Taiwan.
+ *      See COPYRIGHT in top-level directory.
+ */
+
+#ifndef __HQEMU_CONFIG_H
+#define __HQEMU_CONFIG_H
+
+
+#define PACKAGE_NAME "HQEMU"
+#define PACKAGE_VERSION_MAJOR "2.5"
+#define PACKAGE_VERSION_MINOR "2"
+
+#define ENABLE_IBTC
+#define ENABLE_CPBL
+#define ENABLE_LPAGE
+#define ENABLE_PASSES
+#define ENABLE_MCJIT
+//#define ENABLE_HPM_THREAD
+//#define ENABLE_TLBVERSION
+//#define ENALBE_CPU_PROFILE
+//#define USE_TRACETREE_ONLY
+
+
+#if defined(CONFIG_USER_ONLY)
+#  define ENABLE_TCG_VECTOR
+#  define GUEST_BASE guest_base
+#else
+#  define GUEST_BASE (0UL)
+#endif
+
+#if defined(ENABLE_TLBVERSION)
+#  if defined(ALIGNED_ONLY)
+#    undef ENABLE_TLBVERSION
+#  elif HOST_LONG_BITS == 64 && TARGET_LONG_BITS == 32 && defined(HOST_X86_64)
+#    define ENABLE_TLBVERSION_EXT
+#  endif
+#endif
+
+#ifndef ENABLE_TLBVERSION
+#  define TLB_INVALID_SHIFT   3
+#  define TLB_NOTDIRTY_SHIFT  4
+#  define TLB_MMIO_SHIFT      5
+#  define TLB_VERSION_BITS    0
+#  define TLB_VERSION_MASK    0
+#  define TLB_VERSION_SHIFT   (0)
+#  define tlb_version(__env)  0
+typedef target_ulong tlbaddr_t;
+#elif defined(ENABLE_TLBVERSION_EXT)
+#  define TLB_INVALID_SHIFT   3
+#  define TLB_NOTDIRTY_SHIFT  4
+#  define TLB_MMIO_SHIFT      5
+#  define TLB_VERSION_BITS    32
+#  define TLB_VERSION_SIZE    (1UL << TLB_VERSION_BITS)
+#  define TLB_VERSION_MASK    (0xFFFFFFFF00000000UL)
+#  define TLB_VERSION_SHIFT   (32)
+#  define tlb_version(__env)  (__env->tlb_version)
+typedef unsigned long tlbaddr_t;
+#else
+#  define TLB_INVALID_SHIFT   (TARGET_PAGE_BITS - 3)
+#  define TLB_NOTDIRTY_SHIFT  (TARGET_PAGE_BITS - 2)
+#  define TLB_MMIO_SHIFT      (TARGET_PAGE_BITS - 1)
+#  define TLB_VERSION_BITS    (TARGET_PAGE_BITS - 3)
+#  define TLB_VERSION_SIZE    (1 << TLB_VERSION_BITS)
+#  define TLB_VERSION_MASK    (TLB_VERSION_SIZE - 1)
+#  define TLB_VERSION_SHIFT   (0)
+#  define tlb_version(__env)  (__env->tlb_version)
+typedef target_ulong tlbaddr_t;
+#endif
+
+
+typedef int BlockID;
+typedef int TraceID;
+#define BUILD_NONE  ((uint16_t)0)
+#define BUILD_TCG   ((uint16_t)1 << 0)
+#define BUILD_LLVM  ((uint16_t)1 << 1)
+
+#define CPU_OPTIMIZATION_COMMON \
+    unsigned long sp;           \
+    void *opt_link;             \
+    uint16_t build_mode;        \
+    int start_trace_prediction; \
+    int fallthrough;            \
+    uintptr_t image_base;       \
+    uint32_t restore_val;       \
+    uint64_t num_trace_exits;   \
+
+
+#define TB_OPTIMIZATION_COMMON                                     \
+    BlockID id;                                                    \
+    TraceID tid;            /* trace id */                         \
+    int mode;               /* current state */                    \
+    void *opt_ptr;          /* pointer to the optimized code */    \
+    uint32_t exec_count;    /* trace profile execution count */    \
+    uint16_t patch_jmp;     /* offset of trace trampoline */       \
+    uint16_t patch_next;    /* offset of trace prediction stub */  \
+    target_ulong jmp_pc[2]; /* pc of the succeeding blocks */      \
+    void *image;                                                   \
+    void *state;                                                   \
+    void *chain;
+
+
+enum {
+    BLOCK_NONE = 0,
+    BLOCK_ACTIVE,
+    BLOCK_TRACEHEAD,
+    BLOCK_OPTIMIZED,
+    BLOCK_INVALID,
+};
+
+enum {
+    TRANS_MODE_NONE = 0,
+    TRANS_MODE_BLOCK,
+    TRANS_MODE_HYBRIDS,
+    TRANS_MODE_HYBRIDM,
+    TRANS_MODE_INVALID,
+};
+
+/* Parse translation mode from env-variable LLVM_MODE. */
+static inline int getTransMode(void) {
+    char *p = getenv("LLVM_MODE");
+    if (p == NULL)             return TRANS_MODE_HYBRIDM;
+    if (!strcmp(p, "hybridm")) return TRANS_MODE_HYBRIDM;
+    if (!strcmp(p, "hybrids")) return TRANS_MODE_HYBRIDS;
+    if (!strcmp(p, "block"))   return TRANS_MODE_BLOCK;
+    if (!strcmp(p, "none"))    return TRANS_MODE_NONE;
+    return TRANS_MODE_INVALID;
+}
+
+/* Annotation/attribute for traces. */
+enum {
+    A_None   = ((uint32_t)0),
+    A_SetCC  = ((uint32_t)1 << 0),
+    A_NoSIMDization = ((uint32_t)1 << 1),
+};
+
+#endif
+
+/*
+ * vim: ts=8 sts=4 sw=4 expandtab
+ */
+