lxdream.org :: lxdream/src/sh4/x86op.h r939:6f2302afeb89

tree revision 939:6f2302afeb89 lxdream-mem

filename	src/sh4/x86op.h
changeset	939:6f2302afeb89
prev	936:f394309c399a
author	nkeynes
date	Sat Jan 03 03:30:26 2009 +0000 (13 years ago)
branch	lxdream-mem
permissions	-rw-r--r--
last change	MMU work-in-progress * Move SDRAM out into separate sdram.c * Move all page-table management into mmu.c * Convert UTLB management to use the new page-tables * Rip out all calls to mmu_vma_to_phys_* and replace with direct access

file

annotate

diff

log

raw

     1.1 --- a/src/sh4/x86op.h	Sat Dec 27 02:59:35 2008 +0000
     1.2 +++ b/src/sh4/x86op.h	Sat Jan 03 03:30:26 2009 +0000
     1.3 @@ -55,12 +55,18 @@
     1.4  #define LEA_sh4r_rptr(disp, r1) REXW(); LEA_sh4r_r32(disp,r1)
     1.5  #define MOV_moffptr_EAX(offptr)  REXW(); MOV_moff32_EAX( offptr )
     1.6  #define load_exc_backpatch( x86reg )  REXW(); OP(0xB8 + x86reg); sh4_x86_add_backpatch( xlat_output, pc, -2 ); OP64( 0 )
     1.7 +#define MOV_backpatch_esp8( disp ) REXW(); OP(0xC7); MODRM_r32_esp8(0, disp); sh4_x86_add_backpatch( xlat_output, pc, -2); OP64(0)
     1.8 +
     1.9 +/* imm64 operations are only defined for x86-64 */
    1.10 +#define MOV_imm64_r32(i64,r1) REXW(); OP(0xB8+r1); OP64(i64)
    1.11 +
    1.12  #else /* 32-bit system */
    1.13  #define OPPTR(x) OP32((uint32_t)(x))
    1.14  #define AND_imm8s_rptr(imm, r1) AND_imm8s_r32( imm, r1 )
    1.15  #define LEA_sh4r_rptr(disp, r1) LEA_sh4r_r32(disp,r1)
    1.16  #define MOV_moffptr_EAX(offptr) MOV_moff32_EAX( offptr )
    1.17  #define load_exc_backpatch( x86reg )  OP(0xB8 + x86reg); sh4_x86_add_backpatch( xlat_output, pc, -2 ); OP32( 0 )
    1.18 +#define MOV_backpatch_esp8( disp ) OP(0xC7); MODRM_r32_esp8(0, disp); sh4_x86_add_backpatch( xlat_output, pc, -2); OP32(0)
    1.19  #endif
    1.20  #define STACK_ALIGN 16
    1.21  #define POP_r32(r1)           OP(0x58 + r1)
    1.22 @@ -117,6 +123,9 @@
    1.23  
    1.24  #define MODRM_r32_sh4r(r1,disp) if(disp>127){ MODRM_r32_ebp32(r1,disp);}else{ MODRM_r32_ebp8(r1,(unsigned char)disp); }
    1.25  
    1.26 +/* Absolute displacement (no base) */
    1.27 +#define MODRM_r32_disp32(r1,disp) OP(0x05 | (r1<<3)); OP32(disp)
    1.28 +    
    1.29  #define REXW() OP(0x48)
    1.30  
    1.31  /* Major opcodes */
    1.32 @@ -133,6 +142,7 @@
    1.33  #define AND_r32_r32(r1,r2)    OP(0x23); MODRM_rm32_r32(r1,r2)
    1.34  #define AND_imm8_r8(imm8, r1) OP(0x80); MODRM_rm32_r32(r1,4); OP(imm8)
    1.35  #define AND_imm8s_r32(imm8,r1) OP(0x83); MODRM_rm32_r32(r1,4); OP(imm8)
    1.36 +#define AND_imm8s_sh4r(imm8,disp) OP(0x83); MODRM_r32_sh4r(4,disp); OP(imm8)
    1.37  #define AND_imm32_r32(imm,r1) OP(0x81); MODRM_rm32_r32(r1,4); OP32(imm)
    1.38  #define AND_sh4r_r32(disp,r1)   OP(0x23); MODRM_r32_sh4r(r1, disp)
    1.39  #define CALL_r32(r1)          OP(0xFF); MODRM_rm32_r32(r1,2)
    1.40 @@ -148,10 +158,13 @@
    1.41  #define CMP_imm8s_sh4r(imm,disp) OP(0x83); MODRM_r32_sh4r(7,disp) OP(imm)
    1.42  #define DEC_r32(r1)           OP(0x48+r1)
    1.43  #define IMUL_r32(r1)          OP(0xF7); MODRM_rm32_r32(r1,5)
    1.44 +#define IMUL_esp8(disp)       OP(0xF7); MODRM_r32_esp8(5,disp)
    1.45  #define INC_r32(r1)           OP(0x40+r1)
    1.46  #define JMP_rel8(label)  OP(0xEB); MARK_JMP8(label); OP(-1); 
    1.47 +#define JMP_r32disp8(r1,disp)  OP(0xFF); OP(0x60 + r1); OP(disp)
    1.48  #define LEA_sh4r_r32(disp,r1) OP(0x8D); MODRM_r32_sh4r(r1,disp)
    1.49  #define LEA_r32disp8_r32(r1, disp, r2) OP(0x8D); OP( 0x40 + (r2<<3) + r1); OP(disp)
    1.50 +#define MOV_imm32_r32(i32,r1) OP(0xB8+r1); OP32(i32)
    1.51  #define MOV_r32_r32(r1,r2)    OP(0x89); MODRM_r32_rm32(r1,r2)
    1.52  #define MOV_r32_sh4r(r1,disp) OP(0x89); MODRM_r32_sh4r(r1,disp)
    1.53  #define MOV_moff32_EAX(off)   OP(0xA1); OPPTR(off)