X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Fmini%2Fmini-ppc.h;h=dcc1c5fae282ceb718968eb76979057494613a5a;hb=ece3b553697cb769e8bf1d4018a20511678e4f93;hp=180e5d2f27fcd2c7166f3b5a19c7dcec507e5f32;hpb=9f32598d950add0a21d46518611dcd8de778491d;p=mono.git diff --git a/mono/mini/mini-ppc.h b/mono/mini/mini-ppc.h index 180e5d2f27f..dcc1c5fae28 100644 --- a/mono/mini/mini-ppc.h +++ b/mono/mini/mini-ppc.h @@ -2,9 +2,15 @@ #define __MONO_MINI_PPC_H__ #include +#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 @@ -12,53 +18,88 @@ #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, 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 */ }; -/* we define our own structure and we'll copy the data - * from sigcontext/ucontext/mach when we need it. - * This also makes us save stack space and time when copying - * We might also want to add an additional field to propagate - * the original context from the signal handler. - */ -typedef struct { - gulong sc_ir; // pc - gulong sc_sp; // r1 - gulong regs [MONO_SAVED_GREGS]; - double fregs [MONO_SAVED_FREGS]; -} MonoContext; 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 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_ENABLE_EMIT_STATE_OPT 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 */ -#ifdef __APPLE__ +#if defined(__APPLE__) || defined(__mono_ppc64__) #define MONO_ARCH_CALLEE_FREGS (0x1fff << ppc_f1) #else #define MONO_ARCH_CALLEE_FREGS (0xff << ppc_f1) @@ -68,21 +109,29 @@ typedef struct MonoCompileArch { #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_SREG2_MASK(ins) (0) - #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 @@ -90,17 +139,28 @@ 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_FIRST_ARG_REG ppc_r3 -#define PPC_LAST_ARG_REG ppc_r10 -#define PPC_FIRST_FPARG_REG ppc_f1 +#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 #endif #if defined(HAVE_WORKING_SIGALTSTACK) && !defined(__APPLE__) @@ -108,32 +168,46 @@ typedef struct MonoCompileArch { #define MONO_ARCH_SIGNAL_STACK_SIZE (12 * 1024) #endif /* HAVE_WORKING_SIGALTSTACK */ -#define MONO_ARCH_HAVE_CREATE_TRAMPOLINE_FROM_TOKEN #define MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE -#define MONO_ARCH_HAVE_IMT 1 #define MONO_ARCH_IMT_REG ppc_r12 -#define MONO_ARCH_COMMON_VTABLE_TRAMPOLINE 1 -#define MONO_ARCH_ENABLE_NORMALIZE_OPCODES 1 +#define MONO_ARCH_VTABLE_REG ppc_r12 +#define MONO_ARCH_RGCTX_REG MONO_ARCH_IMT_REG + #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_FULL_AOT_TRAMPOLINES 1 +#define MONO_ARCH_HAVE_XP_UNWIND 1 + +#define MONO_ARCH_GSHARED_SUPPORTED 1 -#define MONO_ARCH_USE_SIGACTION 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 MONO_ARCH_HAVE_OP_TAIL_CALL 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); -/* FIXME: should be called SET_SP */ -#define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->sc_sp = (int)bp; } while (0); +#ifdef MONO_CROSS_COMPILE -#define MONO_CONTEXT_GET_IP(ctx) ((gpointer)((ctx)->sc_ir)) -#define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->regs [ppc_r31-13])) -#define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->sc_sp)) +typedef struct { + unsigned long sp; + unsigned long unused1; + unsigned long lr; +} MonoPPCStackFrame; -#ifdef __APPLE__ +#define MONO_INIT_CONTEXT_FROM_FUNC(ctx,start_func) g_assert_not_reached () + +#elif defined(__APPLE__) typedef struct { unsigned long sp; @@ -151,10 +225,22 @@ typedef struct { #else typedef struct { - unsigned long sp; - unsigned long lr; + mgreg_t sp; +#ifdef __mono_ppc64__ + mgreg_t cr; +#endif + mgreg_t lr; } MonoPPCStackFrame; +#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)); \ @@ -163,6 +249,9 @@ typedef struct { } while (0) #endif +#endif + +#define MONO_ARCH_INIT_TOP_LMF_ENTRY(lmf) do { (lmf)->ebp = -1; } while (0) typedef struct { gint8 reg; @@ -171,36 +260,65 @@ typedef struct { int offset; } MonoPPCArgInfo; -#if defined(__linux__) - typedef struct ucontext os_ucontext; +#ifdef PPC_USES_FUNCTION_DESCRIPTOR +typedef struct { + gpointer code; + gpointer toc; + gpointer env; +} MonoPPCFunctionDescriptor; - #define UCONTEXT_REG_Rn(ctx, n) ((ctx)->uc_mcontext.uc_regs->gregs [(n)]) - #define UCONTEXT_REG_FPRn(ctx, n) ((ctx)->uc_mcontext.uc_regs->fpregs.fpregs [(n)]) - #define UCONTEXT_REG_NIP(ctx) ((ctx)->uc_mcontext.uc_regs->gregs [PT_NIP]) - #define UCONTEXT_REG_LNK(ctx) ((ctx)->uc_mcontext.uc_regs->gregs [PT_LNK]) -#elif defined (__APPLE__) && defined (_STRUCT_MCONTEXT) - typedef struct __darwin_ucontext os_ucontext; +#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 - #define UCONTEXT_REG_Rn(ctx, n) ((&(ctx)->uc_mcontext->__ss.__r0) [(n)]) - #define UCONTEXT_REG_FPRn(ctx, n) ((ctx)->uc_mcontext->__fs.__fpregs [(n)]) - #define UCONTEXT_REG_NIP(ctx) ((ctx)->uc_mcontext->__ss.__srr0) - #define UCONTEXT_REG_LNK(ctx) ((ctx)->uc_mcontext->__ss.__lr) +#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) - typedef struct ucontext os_ucontext; - - #define UCONTEXT_REG_Rn(ctx, n) ((&(ctx)->uc_mcontext->ss.r0) [(n)]) - #define UCONTEXT_REG_FPRn(ctx, n) ((ctx)->uc_mcontext->fs.fpregs [(n)]) - #define UCONTEXT_REG_NIP(ctx) ((ctx)->uc_mcontext->ss.srr0) - #define UCONTEXT_REG_LNK(ctx) ((ctx)->uc_mcontext->ss.lr) +#define MONO_ARCH_USE_SIGACTION 1 #elif defined(__NetBSD__) - typedef ucontext_t os_ucontext; +#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 + +gboolean +mono_ppc_tail_call_supported (MonoMethodSignature *caller_sig, MonoMethodSignature *callee_sig) MONO_INTERNAL; - #define UCONTEXT_REG_Rn(ctx, n) ((ctx)->uc_mcontext.__gregs [(n)]) - #define UCONTEXT_REG_FPRn(ctx, n) ((ctx)->uc_mcontext.__fpregs.__fpu_regs [(n)]) - #define UCONTEXT_REG_NIP(ctx) _UC_MACHINE_PC(ctx) - #define UCONTEXT_REG_LNK(ctx) ((ctx)->uc_mcontext.__gregs [_REG_LR]) +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 -#error Unknown OS +#define MONO_PPC_32_64_CASE(c32,c64) c32 #endif -#endif /* __MONO_MINI_PPC_H__ */ +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__ */