mono/mini/mini-wasm.h

   1 #ifndef __MONO_MINI_WASM_H__
   2 #define __MONO_MINI_WASM_H__
   3
   4 #include <mono/utils/mono-sigcontext.h>
   5 #include <mono/utils/mono-context.h>
   6
   7 #define MONO_ARCH_CPU_SPEC mono_wasm_desc
   8
   9 #define MONO_MAX_IREGS 1
  10 #define MONO_MAX_FREGS 1
  11
  12 #define WASM_REG_0 0
  13
  14 #define MONO_ARCH_USE_FPSTACK FALSE
  15
  16 // Does the ABI have a volatile non-parameter register, so tailcall
  17 // can pass context to generics or interfaces?
  18 #define MONO_ARCH_HAVE_VOLATILE_NON_PARAM_REGISTER 0
  19
  20 #define MONO_ARCH_AOT_SUPPORTED 1
  21 #define MONO_ARCH_LLVM_SUPPORTED 1
  22 #define MONO_ARCH_GSHARED_SUPPORTED 1
  23 #define MONO_ARCH_GSHAREDVT_SUPPORTED 1
  24 #define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
  25 #define MONO_ARCH_NEED_DIV_CHECK 1
  26
  27 #define MONO_ARCH_EMULATE_FREM 1
  28 #define MONO_ARCH_EMULATE_FCONV_TO_U8 1
  29 #define MONO_ARCH_EMULATE_FCONV_TO_U4 1
  30 #define MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS 1
  31 #define MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS 1
  32 #define MONO_ARCH_FLOAT32_SUPPORTED 1
  33
  34 //mini-codegen stubs - this doesn't do anything
  35 #define MONO_ARCH_CALLEE_REGS (1 << 0)
  36 #define MONO_ARCH_CALLEE_FREGS (1 << 1)
  37 #define MONO_ARCH_CALLEE_SAVED_FREGS (1 << 2)
  38 #define MONO_ARCH_CALLEE_SAVED_REGS (1 << 3)
  39 #define MONO_ARCH_INST_FIXED_REG(desc) FALSE
  40 #define MONO_ARCH_INST_IS_REGPAIR(desc) FALSE
  41 #define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (-1)
  42 #define MONO_ARCH_INST_SREG2_MASK(ins) 0
  43
  44
  45 struct MonoLMF {
  46         /*
  47          * If the second lowest bit is set to 1, then this is a MonoLMFExt structure, and
  48          * the other fields are not valid.
  49          */
  50         gpointer previous_lmf;
  51         gpointer lmf_addr;
  52
  53         /* This is set to signal this is the top lmf entry */
  54         gboolean top_entry;
  55 };
  56
  57 typedef struct {
  58         gpointer cinfo;
  59 } MonoCompileArch;
  60
  61 #define MONO_ARCH_INIT_TOP_LMF_ENTRY(lmf) do { (lmf)->top_entry = TRUE; } while (0)
  62
  63 #define MONO_CONTEXT_SET_LLVM_EXC_REG(ctx, exc) do { (ctx)->llvm_exc_reg = (gsize)exc; } while (0)
  64
  65 #define MONO_INIT_CONTEXT_FROM_FUNC(ctx,start_func) do {        \
  66         int ___tmp = 99;        \
  67         MONO_CONTEXT_SET_IP ((ctx), (start_func));      \
  68         MONO_CONTEXT_SET_BP ((ctx), (0));       \
  69         MONO_CONTEXT_SET_SP ((ctx), (&___tmp)); \
  70 } while (0)
  71
  72
  73 #define MONO_ARCH_VTABLE_REG WASM_REG_0
  74 #define MONO_ARCH_IMT_REG WASM_REG_0
  75 #define MONO_ARCH_RGCTX_REG WASM_REG_0
  76
  77 /* must be at a power of 2 and >= 8 */
  78 #define MONO_ARCH_FRAME_ALIGNMENT 16
  79
  80 #define MONO_ARCH_USE_FPSTACK FALSE
  81
  82 // Does the ABI have a volatile non-parameter register, so tailcall
  83 // can pass context to generics or interfaces?
  84 #define MONO_ARCH_HAVE_VOLATILE_NON_PARAM_REGISTER 0
  85
  86 #define MONO_ARCH_AOT_SUPPORTED 1
  87 #define MONO_ARCH_LLVM_SUPPORTED 1
  88 #define MONO_ARCH_GSHAREDVT_SUPPORTED 1
  89 #define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
  90
  91 #define MONO_ARCH_EMULATE_FREM 1
  92 #define MONO_ARCH_FLOAT32_SUPPORTED 1
  93
  94 //mini-codegen stubs - this doesn't do anything
  95 #define MONO_ARCH_CALLEE_REGS (1 << 0)
  96 #define MONO_ARCH_CALLEE_FREGS (1 << 1)
  97 #define MONO_ARCH_CALLEE_SAVED_FREGS (1 << 2)
  98 #define MONO_ARCH_CALLEE_SAVED_REGS (1 << 3)
  99 #define MONO_ARCH_INST_FIXED_REG(desc) FALSE
 100 #define MONO_ARCH_INST_IS_REGPAIR(desc) FALSE
 101 #define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (-1)
 102 #define MONO_ARCH_INST_SREG2_MASK(ins) 0
 103
 104
 105 #define MONO_ARCH_INTERPRETER_SUPPORTED 1
 106 #define MONO_ARCH_HAS_REGISTER_ICALL 1
 107 #define MONO_ARCH_HAVE_PATCH_CODE_NEW 1
 108 #define MONO_ARCH_HAVE_SDB_TRAMPOLINES 1
 109 #define MONO_ARCH_LLVM_TARGET_LAYOUT "e-m:e-p:32:32-i64:64-n32:64-S128"
 110 #define MONO_ARCH_LLVM_TARGET_TRIPLE "wasm32-unknown-emscripten"
 111
 112 void mono_wasm_debugger_init (void);
 113
 114 // sdks/wasm/driver.c is C and uses this
 115 G_EXTERN_C void mono_wasm_enable_debugging (void);
 116
 117 void mono_wasm_breakpoint_hit (void);
 118 void mono_wasm_set_timeout (int timeout, int id);
 119
 120 void mono_wasm_single_step_hit (void);
 121 void mono_wasm_breakpoint_hit (void);
 122
 123 #endif /* __MONO_MINI_WASM_H__ */