X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;ds=sidebyside;f=mono%2Fmini%2Fmini-ppc.h;h=18c225f7726778ffc9b2399b5b17ceeb65b5a505;hb=888436297506ecb645e2596460968cca4e9e693f;hp=8487d4c1fb0834f8556dd64d0d7b1ec40b5aaf6f;hpb=6b6435d1b3206b0162c37e5ecce8d9a699fe6467;p=mono.git diff --git a/mono/mini/mini-ppc.h b/mono/mini/mini-ppc.h index 8487d4c1fb0..18c225f7726 100644 --- a/mono/mini/mini-ppc.h +++ b/mono/mini/mini-ppc.h @@ -2,29 +2,43 @@ #define __MONO_MINI_PPC_H__ #include +#include #include +#ifdef __mono_ppc64__ +#define MONO_ARCH_CPU_SPEC ppc64_cpu_desc +#else +#define MONO_ARCH_CPU_SPEC ppcg4 +#endif + #define MONO_MAX_IREGS 32 #define MONO_MAX_FREGS 32 #define MONO_SAVED_GREGS 19 #define MONO_SAVED_FREGS 18 -#define MONO_ARCH_FRAME_ALIGNMENT 4 +#define MONO_ARCH_FRAME_ALIGNMENT 16 /* fixme: align to 16byte instead of 32byte (we align to 32byte to get * reproduceable results for benchmarks */ #define MONO_ARCH_CODE_ALIGNMENT 32 -void ppc_patch (guchar *code, guchar *target); +void ppc_patch (guchar *code, const guchar *target); +void ppc_patch_full (guchar *code, const guchar *target, gboolean is_fd); 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; MonoMethod *method; gulong ebp; gulong eip; - gulong iregs [MONO_SAVED_GREGS]; /* 13..31 */ + /* Add a dummy field to force iregs to be aligned when cross compiling from x86 */ + gulong dummy; + mgreg_t iregs [MONO_SAVED_GREGS]; /* 13..31 */ gdouble fregs [MONO_SAVED_FREGS]; /* 14..31 */ }; @@ -37,26 +51,109 @@ struct MonoLMF { typedef struct { gulong sc_ir; // pc gulong sc_sp; // r1 - gulong regs [MONO_SAVED_GREGS]; + mgreg_t regs [MONO_SAVED_GREGS]; double fregs [MONO_SAVED_FREGS]; } MonoContext; +/* + * This structure is an extension of MonoLMF and contains extra information. + */ +typedef struct { + struct MonoLMF lmf; + gboolean debugger_invoke; + MonoContext ctx; /* if debugger_invoke is TRUE */ +} MonoLMFExt; + typedef struct MonoCompileArch { + int fp_conv_var_offset; } MonoCompileArch; +/* + * ILP32 uses a version of the ppc64 abi with sizeof(void*)==sizeof(long)==4. + * To support this, code needs to follow the following conventions: + * - for the size of a pointer use sizeof (gpointer) + * - for the size of a register/stack slot use SIZEOF_REGISTER. + * - for variables which contain values of registers, use mgreg_t. + * - for loading/saving pointers/ints, use the normal ppc_load_reg/ppc_save_reg () + * macros. + * - for loading/saving register sized quantities, use the ppc_ldr/ppc_str + * macros. + * - make sure to not mix the two kinds of macros for the same memory location, + * since ppc is big endian, so a 8 byte store followed by a 4 byte load will + * load the upper 32 bit of the value. + * - use OP_LOADR_MEMBASE/OP_STORER_MEMBASE to load/store register sized + * quantities. + */ + +#ifdef __mono_ppc64__ +#define MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS +#define MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS +#define MONO_ARCH_HAVE_ATOMIC_ADD 1 +#define PPC_USES_FUNCTION_DESCRIPTOR + +#ifndef __mono_ilp32__ +#define MONO_ARCH_HAVE_TLS_GET 1 +#define MONO_ARCH_ENABLE_MONITOR_IL_FASTPATH 1 +#endif + +#else /* must be __mono_ppc__ */ + +#if 0 +/* enabling this for PPC32 causes hangs in the thread/delegate tests. + So disable for now. */ +#if defined(__linux__) +#define MONO_ARCH_ENABLE_MONITOR_IL_FASTPATH 1 +#endif +#endif + +#define MONO_ARCH_HAVE_TLS_GET 1 #define MONO_ARCH_EMULATE_FCONV_TO_I8 1 #define MONO_ARCH_EMULATE_LCONV_TO_R8 1 #define MONO_ARCH_EMULATE_LCONV_TO_R4 1 +#endif + #define MONO_ARCH_EMULATE_LCONV_TO_R8_UN 1 #define MONO_ARCH_EMULATE_FREM 1 #define MONO_ARCH_BIGMUL_INTRINS 1 +#define MONO_ARCH_HAVE_ATOMIC_CAS 1 + +/* Parameters used by the register allocator */ +#define MONO_ARCH_CALLEE_REGS ((0xff << ppc_r3) | (1 << ppc_r11) | (1 << ppc_r12)) +#define MONO_ARCH_CALLEE_SAVED_REGS (0xfffff << ppc_r13) /* ppc_13 - ppc_31 */ + +#if defined(__APPLE__) || defined(__mono_ppc64__) +#define MONO_ARCH_CALLEE_FREGS (0x1fff << ppc_f1) +#else +#define MONO_ARCH_CALLEE_FREGS (0xff << ppc_f1) +#endif +#define MONO_ARCH_CALLEE_SAVED_FREGS (~(MONO_ARCH_CALLEE_FREGS | 1)) + +#define MONO_ARCH_USE_FPSTACK FALSE +#define MONO_ARCH_FPSTACK_SIZE 0 + +#ifdef __mono_ppc64__ +#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == 'a')? ppc_r3:\ + ((desc) == 'g'? ppc_f1:-1)) +#define MONO_ARCH_INST_IS_REGPAIR(desc) FALSE +#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (-1) +#else +#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == 'a')? ppc_r3:\ + ((desc) == 'l')? ppc_r4:\ + ((desc) == 'g'? ppc_f1:-1)) +#define MONO_ARCH_INST_IS_REGPAIR(desc) (desc == 'l') +#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (desc == 'l' ? ppc_r3 : -1) +#endif + +#define MONO_ARCH_INST_SREG2_MASK(ins) (0) + +#define MONO_ARCH_INST_IS_FLOAT(desc) ((desc == 'f') || (desc == 'g')) /* deal with some of the ABI differences here */ #ifdef __APPLE__ #define PPC_RET_ADDR_OFFSET 8 -#define PPC_STACK_ALIGNMENT 16 #define PPC_STACK_PARAM_OFFSET 24 #define PPC_MINIMAL_STACK_SIZE 24 +#define PPC_MINIMAL_PARAM_AREA_SIZE 0 #define PPC_FIRST_ARG_REG ppc_r3 #define PPC_LAST_ARG_REG ppc_r10 #define PPC_FIRST_FPARG_REG ppc_f1 @@ -64,35 +161,86 @@ typedef struct MonoCompileArch { #define PPC_PASS_STRUCTS_BY_VALUE 1 #else /* Linux */ +#ifdef __mono_ppc64__ +#define PPC_RET_ADDR_OFFSET 16 +#define PPC_STACK_PARAM_OFFSET 48 +#define PPC_MINIMAL_STACK_SIZE 48 +#define PPC_MINIMAL_PARAM_AREA_SIZE 64 +#define PPC_LAST_FPARG_REG ppc_f13 +#define PPC_PASS_STRUCTS_BY_VALUE 1 +#define PPC_SMALL_RET_STRUCT_IN_REG 0 +#define PPC_THREAD_PTR_REG ppc_r13 +#else #define PPC_RET_ADDR_OFFSET 4 -#define PPC_STACK_ALIGNMENT 16 #define PPC_STACK_PARAM_OFFSET 8 #define PPC_MINIMAL_STACK_SIZE 8 +#define PPC_MINIMAL_PARAM_AREA_SIZE 0 +#define PPC_LAST_FPARG_REG ppc_f8 +#define PPC_PASS_STRUCTS_BY_VALUE 0 +#define PPC_SMALL_RET_STRUCT_IN_REG 1 +#define PPC_THREAD_PTR_REG ppc_r2 +#endif #define PPC_FIRST_ARG_REG ppc_r3 #define PPC_LAST_ARG_REG ppc_r10 #define PPC_FIRST_FPARG_REG ppc_f1 -#define PPC_LAST_FPARG_REG ppc_f8 -/* set the next to 0 once inssel-ppc.brg is updated */ -#define PPC_PASS_STRUCTS_BY_VALUE 1 -#define PPC_SMALL_RET_STRUCT_IN_REG 1 - #endif -#define MONO_ARCH_USE_SIGACTION 1 +#if defined(HAVE_WORKING_SIGALTSTACK) && !defined(__APPLE__) +#define MONO_ARCH_SIGSEGV_ON_ALTSTACK 1 +#define MONO_ARCH_SIGNAL_STACK_SIZE (12 * 1024) +#endif /* HAVE_WORKING_SIGALTSTACK */ + +#define MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE +#define MONO_ARCH_HAVE_IMT 1 +#define MONO_ARCH_IMT_REG ppc_r12 + +#define MONO_ARCH_VTABLE_REG ppc_r12 +#define MONO_ARCH_RGCTX_REG ppc_r12 + +#define MONO_ARCH_NO_IOV_CHECK 1 +#define MONO_ARCH_HAVE_DECOMPOSE_OPTS 1 +#define MONO_ARCH_HAVE_DECOMPOSE_LONG_OPTS 1 + +#define MONO_ARCH_HAVE_GENERALIZED_IMT_THUNK 1 + +#define MONO_ARCH_HAVE_STATIC_RGCTX_TRAMPOLINE 1 +#define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1 +#define MONO_ARCH_HAVE_XP_UNWIND 1 + +#define MONO_ARCH_GSHARED_SUPPORTED 1 + #define MONO_ARCH_NEED_DIV_CHECK 1 +#define MONO_ARCH_AOT_SUPPORTED 1 +#define MONO_ARCH_NEED_GOT_VAR 1 +#if !defined(MONO_CROSS_COMPILE) && !defined(TARGET_PS3) +#define MONO_ARCH_SOFT_DEBUG_SUPPORTED 1 +#endif +#define MONO_ARCH_THIS_AS_FIRST_ARG 1 #define PPC_NUM_REG_ARGS (PPC_LAST_ARG_REG-PPC_FIRST_ARG_REG+1) #define PPC_NUM_REG_FPARGS (PPC_LAST_FPARG_REG-PPC_FIRST_FPARG_REG+1) /* we have the stack pointer, not the base pointer in sigcontext */ -#define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->sc_ir = (int)ip; } while (0); -#define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->sc_sp = (int)bp; } while (0); +#define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->sc_ir = (gulong)ip; } while (0); +/* FIXME: should be called SET_SP */ +#define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->sc_sp = (gulong)bp; } while (0); +#define MONO_CONTEXT_SET_SP(ctx,sp) do { (ctx)->sc_sp = (gulong)sp; } while (0); #define MONO_CONTEXT_GET_IP(ctx) ((gpointer)((ctx)->sc_ir)) -#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->sc_sp)) +#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->regs [ppc_r31-13])) #define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->sc_sp)) -#ifdef __APPLE__ +#ifdef MONO_CROSS_COMPILE + +typedef struct { + unsigned long sp; + unsigned long unused1; + unsigned long lr; +} MonoPPCStackFrame; + +#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,start_func) g_assert_not_reached () + +#elif defined(__APPLE__) typedef struct { unsigned long sp; @@ -101,32 +249,104 @@ typedef struct { } MonoPPCStackFrame; #define MONO_INIT_CONTEXT_FROM_FUNC(ctx,start_func) do { \ - MonoPPCStackFrame *sframe; \ - __asm__ volatile("lwz %0,0(r1)" : "=r" (sframe)); \ - MONO_CONTEXT_SET_BP ((ctx), sframe->sp); \ - sframe = (MonoPPCStackFrame*)sframe->sp; \ - MONO_CONTEXT_SET_IP ((ctx), sframe->lr); \ + gpointer r1; \ + __asm__ volatile("mr %0,r1" : "=r" (r1)); \ + MONO_CONTEXT_SET_BP ((ctx), r1); \ + MONO_CONTEXT_SET_IP ((ctx), (start_func)); \ } while (0) #else typedef struct { - unsigned long sp; - unsigned long lr; + mgreg_t sp; +#ifdef __mono_ppc64__ + mgreg_t cr; +#endif + mgreg_t lr; } MonoPPCStackFrame; -#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,func) do { \ - MonoPPCStackFrame *sframe; \ - __asm__ volatile("lwz %0,0(1)" : "=r" (sframe)); \ - MONO_CONTEXT_SET_BP ((ctx), sframe->sp); \ - sframe = (MonoPPCStackFrame*)sframe->sp; \ - MONO_CONTEXT_SET_IP ((ctx), sframe->lr); \ +#ifdef G_COMPILER_CODEWARRIOR +#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,start_func) do { \ + register gpointer r1_var; \ + asm { mr r1_var, r1 }; \ + MONO_CONTEXT_SET_BP ((ctx), r1); \ + MONO_CONTEXT_SET_IP ((ctx), (start_func)); \ } while (0) +#else +#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,start_func) do { \ + gpointer r1; \ + __asm__ volatile("mr %0,1" : "=r" (r1)); \ + MONO_CONTEXT_SET_BP ((ctx), r1); \ + MONO_CONTEXT_SET_IP ((ctx), (start_func)); \ + } while (0) + +#endif #endif -#define mono_find_jit_info mono_arch_find_jit_info -#define CUSTOM_STACK_WALK 1 -#define CUSTOM_EXCEPTION_HANDLING 1 +typedef struct { + gint8 reg; + gint8 size; + int vtsize; + int offset; +} MonoPPCArgInfo; + +#ifdef PPC_USES_FUNCTION_DESCRIPTOR +typedef struct { + gpointer code; + gpointer toc; + gpointer env; +} MonoPPCFunctionDescriptor; + +#define PPC_FTNPTR_SIZE sizeof (MonoPPCFunctionDescriptor) +extern guint8* mono_ppc_create_pre_code_ftnptr (guint8 *code) MONO_INTERNAL; +#else +#define PPC_FTNPTR_SIZE 0 +#define mono_ppc_create_pre_code_ftnptr(c) c +#endif + +#if defined(__linux__) +#define MONO_ARCH_USE_SIGACTION 1 +#elif defined (__APPLE__) && defined (_STRUCT_MCONTEXT) +#define MONO_ARCH_USE_SIGACTION 1 +#elif defined (__APPLE__) && !defined (_STRUCT_MCONTEXT) +#define MONO_ARCH_USE_SIGACTION 1 +#elif defined(__NetBSD__) +#define MONO_ARCH_USE_SIGACTION 1 +#elif defined(__FreeBSD__) +#define MONO_ARCH_USE_SIGACTION 1 +#elif defined(MONO_CROSS_COMPILE) + typedef MonoContext ucontext_t; +/* typedef struct { + int dummy; + } ucontext_t;*/ + #define UCONTEXT_REG_Rn(ctx, n) + #define UCONTEXT_REG_FPRn(ctx, n) + #define UCONTEXT_REG_NIP(ctx) + #define UCONTEXT_REG_LNK(ctx) + +#else +/* For other operating systems, we pull the definition from an external file */ +#include "mini-ppc-os.h" +#endif + +void +mono_ppc_patch (guchar *code, const guchar *target) MONO_INTERNAL; + +void +mono_ppc_throw_exception (MonoObject *exc, unsigned long eip, unsigned long esp, mgreg_t *int_regs, gdouble *fp_regs, gboolean rethrow) MONO_INTERNAL; + +#ifdef __mono_ppc64__ +#define MONO_PPC_32_64_CASE(c32,c64) c64 +extern void mono_ppc_emitted (guint8 *code, gint64 length, const char *format, ...); +#else +#define MONO_PPC_32_64_CASE(c32,c64) c32 +#endif + +gboolean mono_ppc_is_direct_call_sequence (guint32 *code) MONO_INTERNAL; + +void mono_ppc_patch_plt_entry (guint8 *code, gpointer *got, mgreg_t *regs, guint8 *addr) MONO_INTERNAL; + +void mono_ppc_set_func_into_sigctx (void *sigctx, void *func) MONO_INTERNAL; -#endif /* __MONO_MINI_PPC_H__ */ +#endif /* __MONO_MINI_PPC_H__ */