1 #ifndef __MONO_MINI_S390_H__
2 #define __MONO_MINI_S390_H__
4 #include <mono/arch/s390/s390-codegen.h>
7 #define MONO_MAX_IREGS 16
8 #define MONO_MAX_FREGS 16
10 #define MONO_ARCH_FRAME_ALIGNMENT 8
12 #define MONO_EMIT_NEW_MOVE(cfg,dest,offset,src,imm,size) do { \
17 inst = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
19 tmpr = mono_regstate_next_int (cfg->rs); \
20 MONO_EMIT_NEW_ICONST(cfg,tmpr,size); \
22 inst->inst_offset = offset; \
24 inst->inst_imm = imm; \
27 if (s390_is_uimm12(offset)) { \
29 inst->inst_offset = offset; \
31 dReg = mono_regstate_next_int (cfg->rs); \
32 MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM, \
33 dReg, dest, offset); \
35 inst->inst_offset = 0; \
37 if (s390_is_uimm12(imm)) { \
39 inst->inst_imm = imm; \
41 sReg = mono_regstate_next_int (cfg->rs); \
42 MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM, \
48 inst->opcode = OP_S390_MOVE; \
49 inst->unused = size; \
50 mono_bblock_add_inst (cfg->cbb, inst); \
53 #define MONO_OUTPUT_VTR(cfg, size, dr, sr, so) do { \
56 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE, \
60 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE, \
64 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE, \
68 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE, \
70 dr++; so += sizeof(guint32); \
71 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE, \
77 #define MONO_OUTPUT_VTS(cfg, size, dr, dx, sr, so) do { \
81 tmpr = mono_regstate_next_int (cfg->rs); \
82 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE, \
84 MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
88 tmpr = mono_regstate_next_int (cfg->rs); \
89 MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE, \
91 MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
96 MONO_EMIT_NEW_MOVE (cfg, dr, dx, sr, so, size); \
101 /* fixme: align to 16byte instead of 32byte (we align to 32byte to get
102 * reproduceable results for benchmarks */
103 #define MONO_ARCH_CODE_ALIGNMENT 32
106 gpointer previous_lmf
;
115 typedef struct ucontext MonoContext
;
117 typedef struct MonoCompileArch
{
120 #define MONO_ARCH_EMULATE_FCONV_TO_I8 1
121 #define MONO_ARCH_EMULATE_LCONV_TO_R8 1
122 #define MONO_ARCH_EMULATE_LCONV_TO_R4 1
123 #define MONO_ARCH_EMULATE_LCONV_TO_R8_UN 1
124 #define MONO_ARCH_EMULATE_LMUL 1
125 #define MONO_ARCH_HAVE_IS_INT_OVERFLOW 1
126 #define MONO_ARCH_NEED_DIV_CHECK 1
128 #define MONO_ARCH_USE_SIGACTION 1
130 #define S390_STACK_ALIGNMENT 8
131 #define S390_FIRST_ARG_REG s390_r2
132 #define S390_LAST_ARG_REG s390_r6
133 #define S390_FIRST_FPARG_REG s390_f0
134 #define S390_LAST_FPARG_REG s390_f2
135 #define S390_PASS_STRUCTS_BY_VALUE 1
136 #define S390_SMALL_RET_STRUCT_IN_REG 1
138 #define S390_NUM_REG_ARGS (S390_LAST_ARG_REG-S390_FIRST_ARG_REG+1)
139 #define S390_NUM_REG_FPARGS (S390_LAST_FPARG_REG-S390_FIRST_FPARG_REG)
141 #define S390_OFFSET(b, t) (guchar *) ((gint32) (b) - (gint32) (t))
142 #define S390_RELATIVE(b, t) (guchar *) ((((gint32) (b) - (gint32) (t))) / 2)
144 #define CODEPTR(c, o) (o) = (short *) ((guint32) c - 2)
145 #define PTRSLOT(c, o) *(o) = (short) ((guint32) c - (guint32) (o) + 2)/2
148 #define S390_ALIGN(v, a) (((a) > 0 ? (((v) + ((a) - 1)) & ~((a) - 1)) : (v)))
150 /*------------------------------------------------------------------*/
152 /* Name - s390_patch */
154 /* Function - Patch the code with a given value. */
156 /*------------------------------------------------------------------*/
159 s390_patch (guchar
*code
, gint32 target
)
161 gint32
*offset
= (gint32
*) code
;
168 /*========================= End of Function ========================*/
170 /*------------------------------------------------------------------*/
172 /* Name - restoreLMF */
174 /* Function - Restore the LMF state prior to exiting a method. */
176 /*------------------------------------------------------------------*/
178 #define restoreLMF(code, frame_reg, stack_usage) do \
182 s390_lr (code, s390_r13, frame_reg); \
184 lmfOffset = stack_usage - sizeof(MonoLMF); \
186 /*-------------------------------------------------*/ \
188 /*-------------------------------------------------*/ \
189 s390_ahi (code, s390_r13, lmfOffset); \
191 /*-------------------------------------------------*/ \
192 /* r6 = &jit_tls->lmf */ \
193 /*-------------------------------------------------*/ \
194 s390_l (code, s390_r6, 0, s390_r13, \
195 G_STRUCT_OFFSET(MonoLMF, lmf_addr)); \
197 /*-------------------------------------------------*/ \
198 /* r0 = lmf.previous_lmf */ \
199 /*-------------------------------------------------*/ \
200 s390_l (code, s390_r0, 0, s390_r13, \
201 G_STRUCT_OFFSET(MonoLMF, previous_lmf)); \
203 /*-------------------------------------------------*/ \
204 /* jit_tls->lmf = previous_lmf */ \
205 /*-------------------------------------------------*/ \
206 s390_l (code, s390_r13, 0, s390_r6, 0); \
207 s390_st (code, s390_r0, 0, s390_r6, 0); \
210 /*========================= End of Function ========================*/
212 #endif /* __MONO_MINI_S390_H__ */