#define MONO_ARCH_SOFT_FLOAT_FALLBACK 1
#endif
-#ifdef ARM_FPU_VFP_HARD
-#error "hardfp-abi not yet supported."
-#endif
-
#if defined(__ARM_EABI__)
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
#define ARM_ARCHITECTURE "armel"
#endif
#define MONO_MAX_IREGS 16
-#define MONO_MAX_FREGS 16
#define MONO_SAVED_GREGS 10 /* r4-r11, ip, lr */
-#define MONO_SAVED_FREGS 8
/* r4-r11, ip, lr: registers saved in the LMF */
#define MONO_ARM_REGSAVE_MASK 0x5ff0
#define MONO_ARCH_CALLEE_REGS ((1<<ARMREG_R0) | (1<<ARMREG_R1) | (1<<ARMREG_R2) | (1<<ARMREG_R3) | (1<<ARMREG_IP))
#define MONO_ARCH_CALLEE_SAVED_REGS ((1<<ARMREG_V1) | (1<<ARMREG_V2) | (1<<ARMREG_V3) | (1<<ARMREG_V4) | (1<<ARMREG_V5) | (1<<ARMREG_V6) | (1<<ARMREG_V7))
-/* Every double precision vfp register, d0/d1 is reserved for a scratch reg */
+/*
+ * TODO: Make use of VFP v3 registers d16-d31.
+ */
+
+/*
+ * TODO: We can't use registers d8-d15 in hard float mode because the
+ * register allocator doesn't allocate floating point registers globally.
+ */
+
+#if defined(ARM_FPU_VFP_HARD)
+#define MONO_SAVED_FREGS 16
+#define MONO_MAX_FREGS 32
+
+/*
+ * d8-d15 must be preserved across function calls. We use d14-d15 as
+ * scratch registers in the JIT. The rest have no meaning tied to them.
+ */
+#define MONO_ARCH_CALLEE_FREGS 0x00005555
+#define MONO_ARCH_CALLEE_SAVED_FREGS 0x55550000
+#else
+#define MONO_SAVED_FREGS 8
+#define MONO_MAX_FREGS 16
+
+/*
+ * No registers need to be preserved across function calls. We use d0-d1
+ * as scratch registers in the JIT. The rest have no meaning tied to them.
+ */
#define MONO_ARCH_CALLEE_FREGS 0x55555550
-#define MONO_ARCH_CALLEE_SAVED_FREGS 0
+#define MONO_ARCH_CALLEE_SAVED_FREGS 0x00000000
+#endif
#define MONO_ARCH_USE_FPSTACK FALSE
#define MONO_ARCH_FPSTACK_SIZE 0
* reproduceable results for benchmarks */
#define MONO_ARCH_CODE_ALIGNMENT 32
+/* Argument marshallings for calls between gsharedvt and normal code */
+typedef enum {
+ GSHAREDVT_ARG_NONE = 0,
+ GSHAREDVT_ARG_BYVAL_TO_BYREF = 1,
+ GSHAREDVT_ARG_BYREF_TO_BYVAL = 2,
+ GSHAREDVT_ARG_BYREF_TO_BYVAL_I1 = 3,
+ GSHAREDVT_ARG_BYREF_TO_BYVAL_I2 = 4,
+ GSHAREDVT_ARG_BYREF_TO_BYVAL_U1 = 5,
+ GSHAREDVT_ARG_BYREF_TO_BYVAL_U2 = 6
+} GSharedVtArgMarshal;
+
/* Return value marshalling for calls between gsharedvt and normal code */
typedef enum {
GSHAREDVT_RET_NONE = 0,
int map [MONO_ZERO_LEN_ARRAY];
} GSharedVtCallInfo;
+/* Structure used by the sequence points in AOTed code */
+typedef struct {
+ gpointer ss_trigger_page;
+ gpointer bp_trigger_page;
+ guint8* bp_addrs [MONO_ZERO_LEN_ARRAY];
+} SeqPointInfo;
+
+
+#define PARAM_REGS 4
+#define DYN_CALL_STACK_ARGS 6
+
+typedef struct {
+ mgreg_t regs [PARAM_REGS + DYN_CALL_STACK_ARGS];
+ mgreg_t res, res2;
+ guint8 *ret;
+} DynCallArgs;
+
void arm_patch (guchar *code, const guchar *target);
guint8* mono_arm_emit_load_imm (guint8 *code, int dreg, guint32 val);
int mono_arm_is_rotated_imm8 (guint32 val, gint *rot_amount);
mgreg_t sp;
mgreg_t ip;
mgreg_t fp;
+ /* Currently only used in trampolines on armhf to hold d0-d15. We don't really
+ * need to put d0-d7 in the LMF, but it simplifies the trampoline code.
+ */
+ double fregs [16];
/* all but sp and pc: matches the PUSH instruction layout in the trampolines
* 0-4 should be considered undefined (execpt in the magic tramp)
* sp is saved at IP.
gpointer seq_point_bp_method_var;
gboolean omit_fp, omit_fp_computed;
gpointer cinfo;
+ gpointer *vfp_scratch_slots [2];
+ int atomic_tmp_offset;
} MonoCompileArch;
#define MONO_ARCH_EMULATE_FCONV_TO_I8 1
#define MONO_ARCH_NEED_DIV_CHECK 1
#define MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE
-#define MONO_ARCH_HAVE_XP_UNWIND 1
#define MONO_ARCH_HAVE_GENERALIZED_IMT_THUNK 1
#define ARM_NUM_REG_ARGS (ARM_LAST_ARG_REG-ARM_FIRST_ARG_REG+1)
#define ARM_NUM_REG_FPARGS 0
#define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
-#define MONO_ARCH_HAVE_IMT 1
#define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1
#define MONO_ARCH_AOT_SUPPORTED 1
#define MONO_ARCH_LLVM_SUPPORTED 1
-#define MONO_ARCH_THIS_AS_FIRST_ARG 1
#define MONO_ARCH_GSHARED_SUPPORTED 1
#define MONO_ARCH_DYN_CALL_SUPPORTED 1
#define MONO_ARCH_DYN_CALL_PARAM_AREA 24
+#ifndef MONO_CROSS_COMPILE
#define MONO_ARCH_SOFT_DEBUG_SUPPORTED 1
+#endif
+
#define MONO_ARCH_HAVE_EXCEPTIONS_INIT 1
#define MONO_ARCH_HAVE_GET_TRAMPOLINES 1
#define MONO_ARCH_HAVE_CONTEXT_SET_INT_REG 1
#define MONO_ARCH_GC_MAPS_SUPPORTED 1
#define MONO_ARCH_HAVE_SETUP_ASYNC_CALLBACK 1
#define MONO_ARCH_HAVE_CONTEXT_SET_INT_REG 1
+#define MONO_ARCH_HAVE_HANDLER_BLOCK_GUARD 1
#define MONO_ARCH_HAVE_SETUP_RESUME_FROM_SIGNAL_HANDLER_CTX 1
#define MONO_ARCH_GSHAREDVT_SUPPORTED 1
#define MONO_ARCH_HAVE_GENERAL_RGCTX_LAZY_FETCH_TRAMPOLINE 1
#define MONO_ARCH_HAVE_OPCODE_NEEDS_EMULATION 1
#define MONO_ARCH_HAVE_OBJC_GET_SELECTOR 1
+#ifdef __linux__
+#define MONO_ARCH_HAVE_OP_TAIL_CALL 1
+#endif
+#define MONO_ARCH_HAVE_DUMMY_INIT 1
#if defined(__native_client__)
#undef MONO_ARCH_SOFT_DEBUG_SUPPORTED
mono_arm_load_jumptable_entry (guint8 *code, gpointer *jte, ARMReg reg) MONO_INTERNAL;
#endif
+gboolean
+mono_arm_is_hard_float (void) MONO_INTERNAL;
+
#endif /* __MONO_MINI_ARM_H__ */