2008-12-08 Atsushi Enomoto <atsushi@ximian.com>

[mono.git] / mono / mini / mini-arm.h

diff --git a/mono/mini/mini-arm.h b/mono/mini/mini-arm.h
index a70a97d8836b7fdadef3ebe8071607a3d05cd9cc..1229032e8c3f79a810cfe433a1f4b09a74dd86c4 100644 (file)
--- a/mono/mini/mini-arm.h
+++ b/mono/mini/mini-arm.h
@@ -4,6 +4,34 @@
 #include <mono/arch/arm/arm-codegen.h>
 #include <glib.h>
 
+#if defined(ARM_FPU_NONE) || defined(ARM_FPU_VFP) || defined(__ARM_EABI__)
+#define MONO_ARCH_SOFT_FLOAT 1
+#endif
+
+#if defined(__ARM_EABI__)
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+#define ARM_ARCHITECTURE "armel"
+#else
+#define ARM_ARCHITECTURE "armeb"
+#endif
+#else
+#define ARM_ARCHITECTURE "arm"
+#endif
+
+#if defined(ARM_FPU_FPA)
+#define ARM_FP_MODEL "fpa"
+#elif defined(ARM_FPU_VFP)
+#define ARM_FP_MODEL "vfp"
+#elif defined(ARM_FPU_NONE)
+#define ARM_FP_MODEL "soft-float"
+#else
+#error "At least one of ARM_FPU_NONE or ARM_FPU_FPA or ARM_FPU_VFP must be defined."
+#endif
+
+#define MONO_ARCH_ARCHITECTURE ARM_ARCHITECTURE "," ARM_FP_MODEL
+
+#define MONO_ARCH_CPU_SPEC arm_cpu_desc
+
 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
 #define ARM_LSW_REG ARMREG_R0
 #define ARM_MSW_REG ARMREG_R1
@@ -22,7 +50,6 @@
 #define MONO_ARM_REGSAVE_MASK 0x5ff0
 
 /* Parameters used by the register allocator */
-#define MONO_ARCH_HAS_XP_LOCAL_REGALLOC
 
 #define MONO_ARCH_CALLEE_REGS ((1<<ARMREG_R0) | (1<<ARMREG_R1) | (1<<ARMREG_R2) | (1<<ARMREG_R3) | (1<<ARMREG_IP))
 #define MONO_ARCH_CALLEE_SAVED_REGS ((1<<ARMREG_V1) | (1<<ARMREG_V2) | (1<<ARMREG_V3) | (1<<ARMREG_V4) | (1<<ARMREG_V5) | (1<<ARMREG_V6) | (1<<ARMREG_V7))
@@ -33,12 +60,18 @@
 #define MONO_ARCH_USE_FPSTACK FALSE
 #define MONO_ARCH_FPSTACK_SIZE 0
 
-#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == 'l')? ARM_LSW_REG: -1)
 #define MONO_ARCH_INST_SREG2_MASK(ins) (0)
 
+#ifdef MONO_ARCH_SOFT_FLOAT
+#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == 'l' || (desc == 'f') || (desc == 'g')) ? ARM_LSW_REG: (((desc) == 'a') ? ARMREG_R0 : -1))
+#define MONO_ARCH_INST_IS_REGPAIR(desc) ((desc) == 'l' || (desc) == 'L' || (desc) == 'f' || (desc) == 'g')
+#define MONO_ARCH_INST_IS_FLOAT(desc) (FALSE)
+#else
+#define MONO_ARCH_INST_FIXED_REG(desc) (((desc) == 'l')? ARM_LSW_REG: (((desc) == 'a') ? ARMREG_R0 : -1))
 #define MONO_ARCH_INST_IS_REGPAIR(desc) (desc == 'l' || desc == 'L')
-#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (desc == 'l' ? ARM_MSW_REG : -1)
 #define MONO_ARCH_INST_IS_FLOAT(desc) ((desc == 'f') || (desc == 'g'))
+#endif
+#define MONO_ARCH_INST_REGPAIR_REG2(desc,hreg1) (desc == 'l'  || (desc == 'f') || (desc == 'g')? ARM_MSW_REG : -1)
 
 #define MONO_ARCH_FRAME_ALIGNMENT 8
 
@@ -48,6 +81,7 @@
 
 void arm_patch (guchar *code, const guchar *target);
 guint8* mono_arm_emit_load_imm (guint8 *code, int dreg, guint32 val);
+int mono_arm_is_rotated_imm8 (guint32 val, gint *rot_amount);
 
 /* keep the size of the structure a multiple of 8 */
 struct MonoLMF {
@@ -79,6 +113,7 @@ typedef struct {
 } MonoContext;
 
 typedef struct MonoCompileArch {
+       int dummy;
 } MonoCompileArch;
 
 #define MONO_ARCH_EMULATE_FCONV_TO_I8 1
@@ -96,9 +131,24 @@ typedef struct MonoCompileArch {
 #define MONO_ARCH_USE_SIGACTION 1
 #define MONO_ARCH_NEED_DIV_CHECK 1
 
+#define MONO_ARCH_HAVE_THROW_CORLIB_EXCEPTION 1
+#define MONO_ARCH_HAVE_CREATE_TRAMPOLINE_FROM_TOKEN
+#define MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE
+#define MONO_ARCH_COMMON_VTABLE_TRAMPOLINE 1
+
 #define ARM_NUM_REG_ARGS (ARM_LAST_ARG_REG-ARM_FIRST_ARG_REG+1)
 #define ARM_NUM_REG_FPARGS 0
 
+#define MONO_ARCH_HAVE_FULL_AOT_TRAMPOLINES 1
+#define MONO_ARCH_HAVE_IMT 1
+
+#define MONO_ARCH_AOT_SUPPORTED 1
+
+/* ARM doesn't have too many registers, so we have to use a callee saved one */
+#define MONO_ARCH_RGCTX_REG ARMREG_V5
+/* First argument reg */
+#define MONO_ARCH_VTABLE_REG ARMREG_R0
+
 /* we have the stack pointer, not the base pointer in sigcontext */
 #define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->eip = (int)ip; } while (0); 
 #define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->ebp = (int)bp; } while (0); 
@@ -110,8 +160,22 @@ typedef struct MonoCompileArch {
 
 #define MONO_INIT_CONTEXT_FROM_FUNC(ctx,func) do {     \
                MONO_CONTEXT_SET_BP ((ctx), __builtin_frame_address (0));       \
+               MONO_CONTEXT_SET_SP ((ctx), __builtin_frame_address (0));       \
                MONO_CONTEXT_SET_IP ((ctx), (func));    \
        } while (0)
 
+#if __APPLE__
+       #define UCONTEXT_REG_PC(ctx) ((ctx)->uc_mcontext->__ss.__pc)
+       #define UCONTEXT_REG_SP(ctx) ((ctx)->uc_mcontext->__ss.__sp)
+       #define UCONTEXT_REG_R4(ctx) ((ctx)->uc_mcontext->__ss.__r[4])
+#else
+       #define UCONTEXT_REG_PC(ctx) ((ctx)->sig_ctx.arm_pc)
+       #define UCONTEXT_REG_SP(ctx) ((ctx)->sig_ctx.arm_sp)
+       #define UCONTEXT_REG_R4(ctx) ((ctx)->sig_ctx.arm_r4)
+#endif
+
+void
+mono_arm_throw_exception (MonoObject *exc, unsigned long eip, unsigned long esp, gulong *int_regs, gdouble *fp_regs);
+
 #endif /* __MONO_MINI_ARM_H__ */