#include <mono/arch/s390/s390-codegen.h>
#include <signal.h>
+#define MONO_ARCH_CPU_SPEC s390_cpu_desc
+
#define MONO_MAX_IREGS 16
#define MONO_MAX_FREGS 16
-#define MONO_ARCH_FRAME_ALIGNMENT 8
-
-#define MONO_EMIT_NEW_MOVE(cfg,dest,offset,src,imm,size) do { \
- MonoInst *inst; \
- int tmpr = 0; \
- int sReg, dReg; \
- \
- inst = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
- if (size > 256) { \
- tmpr = mono_regstate_next_int (cfg->rs); \
- MONO_EMIT_NEW_ICONST(cfg,tmpr,size); \
- inst->dreg = dest; \
- inst->inst_offset = offset; \
- inst->sreg1 = src; \
- inst->inst_imm = imm; \
- inst->sreg2 = tmpr; \
- } else { \
- if (s390_is_uimm12(offset)) { \
- inst->dreg = dest; \
- inst->inst_offset = offset; \
- } else { \
- dReg = mono_regstate_next_int (cfg->rs); \
- MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM, \
- dReg, dest, offset); \
- inst->dreg = dReg; \
- inst->inst_offset = 0; \
- } \
- if (s390_is_uimm12(imm)) { \
- inst->sreg1 = src; \
- inst->inst_imm = imm; \
- } else { \
- sReg = mono_regstate_next_int (cfg->rs); \
- MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM, \
- sReg, src, imm); \
- inst->sreg1 = sReg; \
- inst->inst_imm = 0; \
- } \
- } \
- inst->opcode = OP_S390_MOVE; \
- inst->unused = size; \
- mono_bblock_add_inst (cfg->cbb, inst); \
- } while (0)
-
-#define MONO_OUTPUT_VTR(cfg, size, dr, sr, so) do { \
- switch (size) { \
- case 1: \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE, \
- dr, sr, so); \
- break; \
- case 2: \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE, \
- dr, sr, so); \
- break; \
- case 4: \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE, \
- dr, sr, so); \
- break; \
- case 8: \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE, \
- dr, sr, so); \
- dr++; so += sizeof(guint32); \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE, \
- dr, sr, so); \
- break; \
- } \
-} while (0)
-
-#define MONO_OUTPUT_VTS(cfg, size, dr, dx, sr, so) do { \
- int tmpr; \
- switch (size) { \
- case 1: \
- tmpr = mono_regstate_next_int (cfg->rs); \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE, \
- tmpr, sr, so); \
- MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
- tmpr, dr, dx); \
- break; \
- case 2: \
- tmpr = mono_regstate_next_int (cfg->rs); \
- MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE, \
- tmpr, sr, so); \
- MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG, \
- tmpr, dr, dx); \
- break; \
- case 4: \
- case 8: \
- MONO_EMIT_NEW_MOVE (cfg, dr, dx, sr, so, size); \
- break; \
- } \
-} while (0)
-
-/* fixme: align to 16byte instead of 32byte (we align to 32byte to get
- * reproduceable results for benchmarks */
-#define MONO_ARCH_CODE_ALIGNMENT 32
+/*-------------------------------------------*/
+/* Parameters used by the register allocator */
+/*-------------------------------------------*/
struct MonoLMF {
gpointer previous_lmf;
MonoMethod *method;
gulong ebp;
gulong eip;
+ gulong pregs[6];
gulong gregs[16];
gdouble fregs[16];
};
typedef struct ucontext MonoContext;
typedef struct MonoCompileArch {
+ int bkchain_reg;
} MonoCompileArch;
typedef struct
{
- void *prev;
- void *unused[5];
- void *regs[8];
- void *return_address;
+ void *prev;
+ void *unused[5];
+ void *regs[8];
+ void *return_address;
} MonoS390StackFrame;
+typedef struct
+{
+ gint32 size;
+ gint32 offset;
+ gint32 offPrm;
+} MonoS390ArgParm;
+
#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_LMUL 1
#define MONO_ARCH_HAVE_IS_INT_OVERFLOW 1
#define MONO_ARCH_NEED_DIV_CHECK 1
-// #define MONO_ARCH_HAVE_THROW_CORLIB_EXCEPTION 1
+#define MONO_ARCH_HAVE_ATOMIC_ADD 1
+#define MONO_ARCH_HAVE_ATOMIC_EXCHANGE 1
+#define MONO_ARCH_HAVE_DECOMPOSE_OPTS 1
+#define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1
+// #define MONO_ARCH_SIGSEGV_ON_ALTSTACK 1
+// #define MONO_ARCH_SIGNAL_STACK_SIZE 65536
#define MONO_ARCH_USE_SIGACTION 1
-// #define CUSTOM_STACK_WALK 1
-// #define CUSTOM_EXCEPTION_HANDLING 1
-#define mono_find_jit_info mono_arch_find_jit_info
#define S390_STACK_ALIGNMENT 8
#define S390_FIRST_ARG_REG s390_r2
#define S390_NUM_REG_ARGS (S390_LAST_ARG_REG-S390_FIRST_ARG_REG+1)
#define S390_NUM_REG_FPARGS (S390_LAST_FPARG_REG-S390_FIRST_FPARG_REG)
+/*===============================================*/
+/* Definitions used by mini-codegen.c */
+/*===============================================*/
+
+/*-----------------------------------------------------*/
+/* use s390_r2-s390_r6 as parm registers */
+/* s390_r0, s390_r1, s390_r12, s390_r13 used internally*/
+/* s390_r8..s390_r11 are used for global regalloc */
+/* s390_r15 is the stack pointer */
+/*-----------------------------------------------------*/
+#define MONO_ARCH_CALLEE_REGS (0xfc)
+
+#define MONO_ARCH_CALLEE_SAVED_REGS 0xff80
+
+/*----------------------------------------*/
+/* use s390_f1/s390_f3-s390_f15 as temps */
+/*----------------------------------------*/
+
+#define MONO_ARCH_CALLEE_FREGS (0xfffe)
+
+#define MONO_ARCH_CALLEE_SAVED_FREGS 0
+
+#define MONO_ARCH_USE_FPSTACK FALSE
+#define MONO_ARCH_FPSTACK_SIZE 0
+
+#define MONO_ARCH_INST_FIXED_REG(desc) ((desc == 'o') ? s390_r2 : \
+ ((desc == 'L') ? s390_r3 : \
+ ((desc == 'g') ? s390_f0 : - 1)))
+
+#define MONO_ARCH_INST_IS_FLOAT(desc) ((desc == 'f') || (desc == 'g'))
+
+#define MONO_ARCH_INST_SREG2_MASK(ins) (0)
+
+#define MONO_ARCH_INST_IS_REGPAIR(desc) ((desc == 'l') || (desc == 'L'))
+//#define MONO_ARCH_INST_IS_REGPAIR(desc) (0)
+#define MONO_ARCH_INST_REGPAIR_REG2(desc,hr) ((desc == 'l') ? (hr + 1) : \
+ ((desc == 'L') ? s390_r2 : -1))
+
+#define MONO_ARCH_IS_GLOBAL_IREG(reg) 0
+
+#define MONO_ARCH_FRAME_ALIGNMENT 4
+#define MONO_ARCH_CODE_ALIGNMENT 32
+
+#define MONO_ARCH_RETREG1 s390_r2
+
+/*-----------------------------------------------*/
+/* Macros used to generate instructions */
+/*-----------------------------------------------*/
#define S390_OFFSET(b, t) (guchar *) ((gint32) (b) - (gint32) (t))
#define S390_RELATIVE(b, t) (guchar *) ((((gint32) (b) - (gint32) (t))) / 2)
#define MONO_CONTEXT_SET_BP(ctx,bp) \
do { \
(ctx)->uc_mcontext.gregs[15] = (unsigned long)bp; \
- (ctx)->uc_stack.ss_sp = (unsigned long)bp; \
+ (ctx)->uc_stack.ss_sp = (void*)bp; \
} while (0);
#define MONO_CONTEXT_GET_IP(ctx) context_get_ip ((ctx))
#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,func) do { \
MonoS390StackFrame *sframe; \
- __asm__ volatile("l %0,0(15)" : "=r" (sframe)); \
+ __asm__ volatile("lr %0,15" : "=r" (sframe)); \
MONO_CONTEXT_SET_BP ((ctx), sframe->prev); \
+ MONO_CONTEXT_SET_SP ((ctx), sframe->prev); \
sframe = (MonoS390StackFrame*)sframe->prev; \
MONO_CONTEXT_SET_IP ((ctx), sframe->return_address); \
} while (0)
+#define MONO_ARCH_INIT_TOP_LMF_ENTRY(lmf) do { (lmf)->ebp = -1; } while (0)
+
/*------------------------------------------------------------------*/
/* */
/* Name - context_get_ip */
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