#ifndef __MONO_MINI_MIPS_H__
#define __MONO_MINI_MIPS_H__
-#include <mono/arch/mips/mips-codegen.h>
#include <glib.h>
+#include <mono/arch/mips/mips-codegen.h>
+
+#if _MIPS_SIM == _ABIO32
+/* o32 fully supported */
+#elif _MIPS_SIM == _ABIN32
+/* n32 under development */
+#warning "MIPS using n32 - under development"
+#else
+/* o64 not supported */
+/* n64 not supported */
+#error "MIPS unsupported ABI"
+#endif
+
#define MONO_ARCH_CPU_SPEC mips_desc
#define MONO_SAVED_GREGS 32
#define MONO_SAVED_FREGS 32
+
+#if SIZEOF_REGISTER == 4
+#define IREG_SIZE 4
+typedef guint32 mips_ireg;
+#define FREG_SIZE 4
+typedef gfloat mips_freg;
+
+#elif SIZEOF_REGISTER == 8
+
+#define IREG_SIZE 8
+typedef guint64 mips_ireg;
+#define FREG_SIZE 8
+typedef gdouble mips_freg;
+
+#else
+#error Unknown REGISTER_SIZE
+#endif
+
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+#define MSW_OFFSET sizeof(mips_ireg)
+#define LSW_OFFSET 0
+#else
+#define MSW_OFFSET 0
+#define LSW_OFFSET sizeof(mips_ireg)
+#endif
+
/*
* at and t0 used internally
* v0, v1 aren't here for clarity reasons
#define MIPS_V_REGS ((1 << mips_v0) | \
(1 << mips_v1))
+#if _MIPS_SIM == _ABIO32
#define MIPS_T_REGS ((1 << mips_t0) | \
(1 << mips_t1) | \
(1 << mips_t2) | \
(1 << mips_t5) | \
(1 << mips_t6) | \
(1 << mips_t7))
+#elif _MIPS_SIM == _ABIN32
+#define MIPS_T_REGS ((1 << mips_t0) | \
+ (1 << mips_t1) | \
+ (1 << mips_t2) | \
+ (1 << mips_t3))
+#endif
+
+
#define MIPS_S_REGS ((1 << mips_s0) | \
(1 << mips_s1) | \
(1 << mips_s2) | \
(1 << mips_s6) | \
(1 << mips_s7) | \
(1 << mips_fp))
+#if _MIPS_SIM == _ABIO32
#define MIPS_A_REGS ((1 << mips_a0) | \
(1 << mips_a1) | \
(1 << mips_a2) | \
(1 << mips_a3))
+#elif _MIPS_SIM == _ABIN32
+#define MIPS_A_REGS ((1 << mips_a0) | \
+ (1 << mips_a1) | \
+ (1 << mips_a2) | \
+ (1 << mips_a3) | \
+ (1 << mips_a4) | \
+ (1 << mips_a5) | \
+ (1 << mips_a6) | \
+ (1 << mips_a7))
+#endif
#define mips_temp mips_t8
#define MIPS_FP_PAIR(reg) (1 << (reg))
#endif
+#if _MIPS_SIM == _ABIO32
#define MONO_ARCH_CALLEE_FREGS (MIPS_FP_PAIR(mips_f0) | \
MIPS_FP_PAIR(mips_f2) | \
MIPS_FP_PAIR(mips_f4) | \
MIPS_FP_PAIR(mips_f26) | \
MIPS_FP_PAIR(mips_f28) | \
MIPS_FP_PAIR(mips_f30))
+#elif _MIPS_SIM == _ABIN32
+#define MONO_ARCH_CALLEE_FREGS (MIPS_FP_PAIR(mips_f0) | \
+ MIPS_FP_PAIR(mips_f1) | \
+ MIPS_FP_PAIR(mips_f2) | \
+ MIPS_FP_PAIR(mips_f3) | \
+ MIPS_FP_PAIR(mips_f4) | \
+ MIPS_FP_PAIR(mips_f5) | \
+ MIPS_FP_PAIR(mips_f6) | \
+ MIPS_FP_PAIR(mips_f7) | \
+ MIPS_FP_PAIR(mips_f8) | \
+ MIPS_FP_PAIR(mips_f9) | \
+ MIPS_FP_PAIR(mips_f10) | \
+ MIPS_FP_PAIR(mips_f11) | \
+ MIPS_FP_PAIR(mips_f12) | \
+ MIPS_FP_PAIR(mips_f13) | \
+ MIPS_FP_PAIR(mips_f14) | \
+ MIPS_FP_PAIR(mips_f15) | \
+ MIPS_FP_PAIR(mips_f16) | \
+ MIPS_FP_PAIR(mips_f17) | \
+ MIPS_FP_PAIR(mips_f18) | \
+ MIPS_FP_PAIR(mips_f19))
+
+#define MONO_ARCH_CALLEE_SAVED_FREGS (MIPS_FP_PAIR(mips_f20) | \
+ MIPS_FP_PAIR(mips_f21) | \
+ MIPS_FP_PAIR(mips_f22) | \
+ MIPS_FP_PAIR(mips_f23) | \
+ MIPS_FP_PAIR(mips_f24) | \
+ MIPS_FP_PAIR(mips_f25) | \
+ MIPS_FP_PAIR(mips_f26) | \
+ MIPS_FP_PAIR(mips_f27) | \
+ MIPS_FP_PAIR(mips_f28) | \
+ MIPS_FP_PAIR(mips_f29) | \
+ MIPS_FP_PAIR(mips_f30) | \
+ MIPS_FP_PAIR(mips_f31))
+#endif
#define mips_ftemp mips_f18
#define MONO_ARCH_FPSTACK_SIZE 0
/* Parameters used by the register allocator */
-#define MONO_ARCH_HAS_XP_LOCAL_REGALLOC
/* On Mips, for regpairs, the lower-numbered reg is most significant
* This is true in both big and little endian
*/
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+#define RET_REG1 mips_v0
+#define RET_REG2 mips_v1
+#else
+#define RET_REG1 mips_v1
+#define RET_REG2 mips_v0
+#endif
+
#define MONO_ARCH_INST_SREG2_MASK(ins) (0)
#define MONO_ARCH_INST_IS_REGPAIR(desc) ((desc) == 'V' || (desc) == 'l')
-#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (((desc) == 'l') ? ((hreg1) + 1) : (((desc) == 'V') ? ((hreg1) - 1) : -1))
+#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (((desc) == 'l') ? ((hreg1) + 1) : (((desc) == 'V') ? RET_REG2 : -1))
#define MONO_ARCH_INST_IS_FLOAT(desc) ((desc == 'f') || (desc == 'g'))
// This define is called to get specific dest register as defined
// by md file (letter after "dest"). Overwise return -1
-#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == '0') ? mips_zero : (((desc) == 'a') ? mips_at : ((((desc) == 'v')) ? mips_v0 : (((desc) == 'V') ? mips_v1 : (((desc) == 'g') ? mips_f0 : -1)))))
+#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == '0') ? mips_zero : (((desc) == 'a') ? mips_at : ((((desc) == 'v')) ? mips_v0 : (((desc) == 'V') ? RET_REG1 : (((desc) == 'g') ? mips_f0 : -1)))))
#define MONO_ARCH_FRAME_ALIGNMENT 8
#define MIPS_LMF_MAGIC2 0xc3c3c3c3
struct MonoLMF {
- gpointer previous_lmf;
- gpointer lmf_addr;
- MonoMethod *method;
- gulong ebp;
- gulong eip;
- gulong iregs [MONO_SAVED_GREGS];
- gfloat fregs [MONO_SAVED_FREGS];
- gulong magic;
+ gpointer previous_lmf;
+ gpointer lmf_addr;
+ MonoMethod *method;
+ mips_ireg ebp;
+ gpointer eip;
+ mips_ireg iregs [MONO_SAVED_GREGS];
+ mips_freg fregs [MONO_SAVED_FREGS];
+ gulong magic;
};
/* we define our own structure and we'll copy the data
* the original context from the signal handler.
*/
typedef struct {
- gulong sc_pc;
- gulong sc_regs [MONO_SAVED_GREGS];
- gfloat sc_fpregs [MONO_SAVED_FREGS];
+ gpointer sc_pc;
+ mips_ireg sc_regs [MONO_SAVED_GREGS];
+ mips_freg sc_fpregs [MONO_SAVED_FREGS];
} MonoContext;
typedef struct MonoCompileArch {
guint iregs_offset;
guint lmf_offset;
+ guint local_alloc_offset;
guint spillvar_offset;
guint spillvar_offset_float;
+ guint tracing_offset;
} MonoCompileArch;
+#if SIZEOF_REGISTER == 4
#define MONO_ARCH_EMULATE_FCONV_TO_I8 1
#define MONO_ARCH_EMULATE_LCONV_TO_R8 1
#define MONO_ARCH_EMULATE_LCONV_TO_R4 1
#define MONO_ARCH_EMULATE_LCONV_TO_R8_UN 1
#define MONO_ARCH_EMULATE_FREM 1
#define MONO_ARCH_BIGMUL_INTRINS 1
+#endif
+
+#if SIZEOF_REGISTER == 8
+#define MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
+#endif
-#define MIPS_RET_ADDR_OFFSET (-4)
+#define MIPS_RET_ADDR_OFFSET (-sizeof(gpointer))
#define MIPS_FP_ADDR_OFFSET (-8)
#define MIPS_STACK_ALIGNMENT 16
#define MIPS_STACK_PARAM_OFFSET 16 /* from sp to first parameter */
-#define MIPS_MINIMAL_STACK_SIZE (4*4 + 4*4)
+#define MIPS_MINIMAL_STACK_SIZE (4*sizeof(mips_ireg) + 4*sizeof(mips_ireg))
#define MIPS_EXTRA_STACK_SIZE 16 /* from last parameter to top of frame */
+
+#if _MIPS_SIM == _ABIO32
#define MIPS_FIRST_ARG_REG mips_a0
#define MIPS_LAST_ARG_REG mips_a3
#define MIPS_FIRST_FPARG_REG mips_f12
#define MIPS_LAST_FPARG_REG mips_f14
+#elif _MIPS_SIM == _ABIN32
+#define MIPS_FIRST_ARG_REG mips_a0
+#define MIPS_LAST_ARG_REG mips_t3
+#define MIPS_FIRST_FPARG_REG mips_f12
+#define MIPS_LAST_FPARG_REG mips_f19
+#endif
+
+//#define MONO_ARCH_HAVE_IMT 1
+//#define MONO_ARCH_IMT_REG mips_v0 /* XXX */
+#define MONO_ARCH_COMMON_VTABLE_TRAMPOLINE 1
+//#define MONO_ARCH_VTABLE_REG mips_v0 /* XXX */
+#define MONO_ARCH_RGCTX_REG mips_v0 /* XXX */
+#define MONO_ARCH_HAVE_DECOMPOSE_OPTS 1
+#define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1
+
+#define MONO_ARCH_HAVE_GENERALIZED_IMT_THUNK 1
/* XXX - a mystery, but it works */
#define MONO_GET_CONTEXT \
#define MONO_ARCH_USE_SIGACTION
#define MONO_ARCH_NEED_DIV_CHECK 1
+#define MONO_ARCH_NO_IOV_CHECK 1
#define MIPS_NUM_REG_ARGS (MIPS_LAST_ARG_REG-MIPS_FIRST_ARG_REG+1)
#define MIPS_NUM_REG_FPARGS (MIPS_LAST_FPARG_REG-MIPS_FIRST_FPARG_REG+1)
MONO_CONTEXT_SET_SP ((ctx), MONO_CONTEXT_GET_BP (ctx)); \
} while (0)
-#if 0
-#define mono_find_jit_info mono_arch_find_jit_info
-#define CUSTOM_STACK_WALK
-#endif
-
/* re-attaches with gdb - sometimes causes executable to hang */
#undef HAVE_BACKTRACE_SYMBOLS
#undef DEBUG_EXCEPTIONS
-#undef CUSTOM_EXCEPTION_HANDLING
#define MONO_ZERO_REG mips_zero
break; \
case CEE_BGE: \
MONO_EMIT_NEW_BIALU (cfg, OP_MIPS_SLT, mips_at, sreg1, sreg2); \
- MONO_EMIT_NEW_BIALU_IMM (s, OP_MIPS_XORI, mips_at, mips_at, 1); \
+ MONO_EMIT_NEW_BIALU_IMM (s, OP_IXOR, mips_at, mips_at, 1); \
MONO_EMIT_NEW_BRANCH_BIREG_LABEL(cfg, OP_MIPS_BNE, mips_at, mips_zero, label); \
break; \
case CEE_BGE_UN: \
MONO_EMIT_NEW_BIALU (cfg, OP_MIPS_SLTU, mips_at, sreg1, sreg2); \
- MONO_EMIT_NEW_BIALU_IMM (s, OP_MIPS_XORI, mips_at, mips_at, 1); \
+ MONO_EMIT_NEW_BIALU_IMM (s, OP_IXOR, mips_at, mips_at, 1); \
MONO_EMIT_NEW_BRANCH_BIREG_LABEL(cfg, OP_MIPS_BNE, mips_at, mips_zero, label); \
break; \
case CEE_BGT: \
#define MONO_EMIT_NEW_MIPS_COND_EXC(cfg,cond,sr1,sr2,name) do { \
MonoInst *inst; \
- inst = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
- inst->opcode = cond; \
+ MONO_INST_NEW ((cfg), (inst), cond); \
inst->inst_p1 = (char*)name; \
inst->sreg1 = sr1; \
inst->sreg2 = sr2; \
- mono_bblock_add_inst ((cfg)->cbb, inst); \
+ MONO_ADD_INS ((cfg)->cbb, inst); \
} while (0)
#ifndef MONO_EMIT_NEW_COMPARE_EXC
int offset;
} MonoMIPSArgInfo;
+extern guint8 *mips_emit_load_const(guint8 *code, int dreg, mgreg_t v);
+
#endif /* __MONO_MINI_MIPS_H__ */