1 #ifndef __MONO_MINI_X86_H__
2 #define __MONO_MINI_X86_H__
4 #include <mono/arch/x86/x86-codegen.h>
6 #define MONO_MAX_IREGS 8
7 #define MONO_MAX_FREGS 6
9 #define MONO_ARCH_FRAME_ALIGNMENT 4
11 /* fixme: align to 16byte instead of 32byte (we align to 32byte to get
12 * reproduceable results for benchmarks */
13 #define MONO_ARCH_CODE_ALIGNMENT 32
15 #define MONO_ARCH_BASEREG X86_EBP
16 #define MONO_ARCH_RETREG1 X86_EAX
17 #define MONO_ARCH_RETREG2 X86_EDX
19 #define MONO_ARCH_ENCODE_LREG(r1,r2) (r1 | (r2<<3))
21 #define inst_dreg_low dreg&7
22 #define inst_dreg_high dreg>>3
23 #define inst_sreg1_low sreg1&7
24 #define inst_sreg1_high sreg1>>3
25 #define inst_sreg2_low sreg2&7
26 #define inst_sreg2_high sreg2>>3
29 gpointer previous_lmf;
39 typedef struct MonoCompileArch {
42 #if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
43 # define SC_EAX sc_eax
44 # define SC_EBX sc_ebx
45 # define SC_ECX sc_ecx
46 # define SC_EDX sc_edx
47 # define SC_EBP sc_ebp
48 # define SC_EIP sc_eip
49 # define SC_ESP sc_esp
50 # define SC_EDI sc_edi
51 # define SC_ESI sc_esi
64 typedef struct sigcontext MonoContext;
66 #define MONO_CONTEXT_SET_IP(ctx,ip) do { (ctx)->SC_EIP = (long)(ip); } while (0);
67 #define MONO_CONTEXT_SET_BP(ctx,bp) do { (ctx)->SC_EBP = (long)(bp); } while (0);
68 #define MONO_CONTEXT_SET_SP(ctx,esp) do { (ctx)->SC_ESP = (long)(esp); } while (0);
70 #define MONO_CONTEXT_GET_IP(ctx) ((gpointer)((ctx)->SC_EIP))
71 #define MONO_CONTEXT_GET_BP(ctx) ((gpointer)((ctx)->SC_EBP))
72 #define MONO_CONTEXT_GET_SP(ctx) ((gpointer)((ctx)->SC_ESP))
74 #ifndef PLATFORM_WIN32
76 #ifdef HAVE_WORKING_SIGALTSTACK
77 #define MONO_ARCH_SIGSEGV_ON_ALTSTACK
78 /* NetBSD doesn't define SA_STACK */
80 #define SA_STACK SA_ONSTACK
86 #define MONO_ARCH_BIGMUL_INTRINS 1
88 #endif /* __MONO_MINI_X86_H__ */