-#include "../../../mono-extensions/mono/mini/mini-arm64.h"
+/**
+ * \file
+ *
+ * Copyright 2013 Xamarin Inc
+ *
+ * Based on mini-arm.h:
+ *
+ * Copyright 2011 Xamarin Inc
+ * Licensed under the MIT license. See LICENSE file in the project root for full license information.
+ */
+
+#ifndef __MONO_MINI_ARM64_H__
+#define __MONO_MINI_ARM64_H__
+
+#include <mono/arch/arm64/arm64-codegen.h>
+#include <mono/mini/mini-arm64-gsharedvt.h>
+
+#define MONO_ARCH_CPU_SPEC mono_arm64_cpu_desc
+
+#define MONO_MAX_IREGS 32
+#define MONO_MAX_FREGS 32
+
+#define MONO_CONTEXT_SET_LLVM_EXC_REG(ctx, exc) do { (ctx)->regs [0] = (gsize)exc; } while (0)
+
+#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,func) do { \
+ MONO_CONTEXT_SET_BP ((ctx), __builtin_frame_address (0)); \
+ MONO_CONTEXT_SET_SP ((ctx), __builtin_frame_address (0)); \
+ MONO_CONTEXT_SET_IP ((ctx), (func)); \
+ } while (0)
+
+#define MONO_ARCH_INIT_TOP_LMF_ENTRY(lmf)
+
+/* Parameters used by the register allocator */
+/* r0..r7, r9..r14 (r15 is the imt/rgctx reg) */
+#define MONO_ARCH_CALLEE_REGS 0xfeff
+/* r19..r28 */
+#define MONO_ARCH_CALLEE_SAVED_REGS (0x3ff << 19)
+
+/* v16/v17 is reserved for a scratch reg */
+#define MONO_ARCH_CALLEE_FREGS 0xfffc00ff
+/* v8..v15 */
+#define MONO_ARCH_CALLEE_SAVED_FREGS 0xff00
+
+#define MONO_ARCH_USE_FPSTACK FALSE
+#define MONO_ARCH_FPSTACK_SIZE 0
+
+#define MONO_ARCH_INST_SREG2_MASK(ins) (0)
+
+#define MONO_ARCH_INST_FIXED_REG(desc) ((desc) == 'a' ? ARMREG_R0 : -1)
+
+#define MONO_ARCH_INST_IS_REGPAIR(desc) (0)
+
+#define MONO_ARCH_INST_IS_FLOAT(desc) ((desc) == 'f')
+
+#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (-1)
+
+#define MONO_ARCH_USE_FPSTACK FALSE
+
+#define MONO_ARCH_FRAME_ALIGNMENT 16
+
+#define MONO_ARCH_CODE_ALIGNMENT 32
+
+/* callee saved regs + fp + sp */
+#define MONO_ARCH_LMF_REGS ((0x3ff << 19) | (1 << ARMREG_FP) | (1 << ARMREG_SP))
+#define MONO_ARCH_NUM_LMF_REGS (10 + 2)
+#define MONO_ARCH_FIRST_LMF_REG ARMREG_R19
+#define MONO_ARCH_LMF_REG_FP 10
+#define MONO_ARCH_LMF_REG_SP 11
+
+struct MonoLMF {
+ /*
+ * If the second lowest bit is set to 1, then this is a MonoLMFExt structure, and
+ * the other fields are not valid.
+ */
+ gpointer previous_lmf;
+ gpointer lmf_addr;
+ mgreg_t pc;
+ mgreg_t gregs [MONO_ARCH_NUM_LMF_REGS];
+};
+
+/* Structure used by the sequence points in AOTed code */
+typedef struct {
+ gpointer ss_trigger_page;
+ gpointer bp_trigger_page;
+ gpointer ss_tramp_addr;
+ guint8* bp_addrs [MONO_ZERO_LEN_ARRAY];
+} SeqPointInfo;
+
+#define PARAM_REGS 8
+#define FP_PARAM_REGS 8
+
+typedef struct {
+ mgreg_t res, res2;
+ guint8 *ret;
+ double fpregs [FP_PARAM_REGS];
+ int n_fpargs, n_fpret, n_stackargs;
+ guint8 buffer [256];
+ /* This should come last as the structure is dynamically extended */
+ /* The +1 is for r8 */
+ mgreg_t regs [PARAM_REGS + 1];
+} DynCallArgs;
+
+typedef struct {
+ gpointer cinfo;
+ int saved_gregs_offset;
+ /* Points to arguments received on the stack */
+ int args_reg;
+ gboolean cond_branch_islands;
+ gpointer vret_addr_loc;
+ gpointer seq_point_info_var;
+ gpointer ss_tramp_var;
+ gpointer bp_tramp_var;
+ guint8 *thunks;
+ int thunks_size;
+} MonoCompileArch;
+
+#define MONO_ARCH_EMULATE_FREM 1
+#define MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS 1
+#define MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS 1
+#define MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS 1
+#define MONO_ARCH_NEED_DIV_CHECK 1
+#define MONO_ARCH_EMULATE_MUL_OVF 1
+#define MONO_ARCH_HAVE_IMT 1
+#define MONO_ARCH_HAVE_OP_TAIL_CALL 1
+#define MONO_ARCH_THIS_AS_FIRST_ARG 1
+#define MONO_ARCH_RGCTX_REG ARMREG_R15
+#define MONO_ARCH_IMT_REG MONO_ARCH_RGCTX_REG
+#define MONO_ARCH_VTABLE_REG ARMREG_R0
+#define MONO_ARCH_EXC_REG ARMREG_R0
+#define MONO_ARCH_HAVE_XP_UNWIND 1
+#define MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE 1
+#define MONO_ARCH_HAVE_GENERALIZED_IMT_TRAMPOLINE 1
+#define MONO_ARCH_USE_SIGACTION 1
+#define MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX 1
+#define MONO_ARCH_HAVE_CONTEXT_SET_INT_REG 1
+#define MONO_ARCH_GSHARED_SUPPORTED 1
+#define MONO_ARCH_AOT_SUPPORTED 1
+#define MONO_ARCH_LLVM_SUPPORTED 1
+#define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
+#define MONO_ARCH_HAVE_EXCEPTIONS_INIT 1
+#define MONO_ARCH_HAVE_GET_TRAMPOLINES 1
+#define MONO_ARCH_DYN_CALL_SUPPORTED 1
+#define MONO_ARCH_DYN_CALL_PARAM_AREA 0
+#define MONO_ARCH_SOFT_DEBUG_SUPPORTED 1
+#define MONO_ARCH_GSHAREDVT_SUPPORTED 1
+#define MONO_ARCH_HAVE_SETUP_RESUME_FROM_SIGNAL_HANDLER_CTX 1
+#define MONO_ARCH_HAVE_SETUP_ASYNC_CALLBACK 1
+#define MONO_ARCH_HAVE_GENERAL_RGCTX_LAZY_FETCH_TRAMPOLINE 1
+#define MONO_ARCH_HAVE_OP_GET_EX_OBJ 1
+#define MONO_ARCH_HAVE_OBJC_GET_SELECTOR 1
+#define MONO_ARCH_HAVE_SDB_TRAMPOLINES 1
+#define MONO_ARCH_HAVE_PATCH_CODE_NEW 1
+#define MONO_ARCH_HAVE_OP_GENERIC_CLASS_INIT 1
+#define MONO_ARCH_HAVE_OPCODE_NEEDS_EMULATION 1
+#define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1
+#define MONO_ARCH_HAVE_INIT_LMF_EXT 1
+
+#ifdef TARGET_IOS
+
+#define MONO_ARCH_REDZONE_SIZE 128
+
+#else
+
+#define MONO_ARCH_REDZONE_SIZE 0
+
+#endif
+
+#if defined(TARGET_APPLETVOS) || defined(TARGET_IOS)
+#define MONO_ARCH_HAVE_UNWIND_BACKTRACE 1
+#endif
+
+/* Relocations */
+#define MONO_R_ARM64_B 1
+#define MONO_R_ARM64_BCC 2
+#define MONO_R_ARM64_IMM 3
+#define MONO_R_ARM64_BL 4
+#define MONO_R_ARM64_BL_SHORT 5
+#define MONO_R_ARM64_CBZ 6
+
+
+typedef enum {
+ ArgInIReg,
+ ArgInFReg,
+ ArgInFRegR4,
+ ArgOnStack,
+ ArgOnStackR8,
+ ArgOnStackR4,
+ /*
+ * Vtype passed in consecutive int registers.
+ * ainfo->reg is the firs register,
+ * ainfo->nregs is the number of registers,
+ * ainfo->size is the size of the structure.
+ */
+ ArgVtypeInIRegs,
+ ArgVtypeByRef,
+ ArgVtypeByRefOnStack,
+ ArgVtypeOnStack,
+ ArgHFA,
+ ArgNone
+} ArgStorage;
+
+typedef struct {
+ ArgStorage storage;
+ int reg;
+ /* ArgOnStack */
+ int offset;
+ /* ArgVtypeInIRegs/ArgHFA */
+ int nregs, size;
+ /* ArgHFA */
+ int esize;
+ /* ArgHFA */
+ /* The offsets of the float values inside the arg */
+ guint16 foffsets [4];
+ /* ArgOnStack */
+ int slot_size;
+ /* hfa */
+ int nfregs_to_skip;
+ gboolean sign;
+ gboolean gsharedvt;
+ gboolean hfa;
+} ArgInfo;
+
+typedef struct {
+ int nargs;
+ int gr, fr, stack_usage;
+ gboolean pinvoke;
+ ArgInfo ret;
+ ArgInfo sig_cookie;
+ ArgInfo args [1];
+} CallInfo;
+
+
+guint8* mono_arm_emit_imm64 (guint8 *code, int dreg, gint64 imm);
+
+guint8* mono_arm_emit_ldrx (guint8 *code, int rt, int rn, int imm);
+
+guint8* mono_arm_emit_destroy_frame (guint8 *code, int stack_offset, guint64 temp_regs);
+
+guint8* mono_arm_emit_store_regset (guint8 *code, guint64 regs, int basereg, int offset);
+
+guint8* mono_arm_emit_store_regarray (guint8 *code, guint64 regs, int basereg, int offset);
+
+guint8* mono_arm_emit_load_regarray (guint8 *code, guint64 regs, int basereg, int offset);
+
+/* MonoJumpInfo **ji */
+guint8* mono_arm_emit_aotconst (gpointer ji, guint8 *code, guint8 *code_start, int dreg, guint32 patch_type, gconstpointer data);
+
+void mono_arm_patch (guint8 *code, guint8 *target, int relocation);
+
+void mono_arm_throw_exception (gpointer arg, mgreg_t pc, mgreg_t *int_regs, gdouble *fp_regs, gboolean corlib, gboolean rethrow);
+
+void mono_arm_gsharedvt_init (void);
+
+GSList* mono_arm_get_exception_trampolines (gboolean aot);
+
+void mono_arm_resume_unwind (gpointer arg, mgreg_t pc, mgreg_t *int_regs, gdouble *fp_regs, gboolean corlib, gboolean rethrow);
+
+CallInfo* mono_arch_get_call_info (MonoMemPool *mp, MonoMethodSignature *sig);
+
+#endif /* __MONO_MINI_ARM64_H__ */
projects / mono.git / blobdiff