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Optimize TEST[BWLQ]ir case where dest register is %rax

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Add JCCSii and JCCii which directly takes the displacement value to encode
This commit is contained in:
gbeauche 2003-03-19 17:06:22 +00:00
parent ecab19aa4e
commit 96ae75cd7e
1 changed files with 17 additions and 6 deletions
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23
BasiliskII/src/uae_cpu/compiler/codegen_x86.h
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@ -223,10 +223,11 @@ enum {
/* --- UTILITY ------------------------------------------------------------- */
/* ========================================================================= */
typedef char _sc;
typedef signed char _sc;
typedef unsigned char _uc;
typedef signed short _ss;
typedef unsigned short _us;
typedef int _sl;
typedef signed int _sl;
typedef unsigned int _ul;
#define _UC(X) ((_uc )(X))
@ -1228,6 +1229,7 @@ enum {
#define JMPsm(D,B,I,S) (_REXLrm(0, B, I), _O_r_X (0xff ,_b100 ,(int)(D),B,I,S ))
/* _format Opcd ,Mod ,r ,m ,mem=dsp+sib ,imm... */
#define JCCSii(CC, D) _O_B (0x70|(CC) ,(_sc)(int)(D) )
#define JCCSim(CC, D) _O_D8 (0x70|(CC) ,(int)(D) )
#define JOSm(D) JCCSim(0x0, D)
#define JNOSm(D) JCCSim(0x1, D)
@ -1259,6 +1261,7 @@ enum {
#define JGSm(D) JCCSim(0xf, D)
/* _format Opcd ,Mod ,r ,m ,mem=dsp+sib ,imm... */
#define JCCii(CC, D) _OO_L (0x0f80|(CC) ,(int)(D) )
#define JCCim(CC, D) _OO_D32 (0x0f80|(CC) ,(int)(D) )
#define JOm(D) JCCim(0x0, D)
#define JNOm(D) JCCim(0x1, D)
@ -1404,22 +1407,30 @@ enum {
#define TESTBrr(RS, RD) (_REXBrr(RS, RD), _O_Mrm (0x84 ,_b11,_r1(RS),_r1(RD) ))
#define TESTBrm(RS, MD, MB, MI, MS) (_REXBrm(RS, MB, MI), _O_r_X (0x84 ,_r1(RS) ,MD,MB,MI,MS ))
#define TESTBir(IM, RD) (_REXBrr(0, RD), _O_Mrm_B (0xf6 ,_b11,_b000 ,_r1(RD) ,_u8(IM)))
#define TESTBir(IM, RD) (X86_OPTIMIZE_ALU && ((RD) == X86_AL) ? \
(_REXBrr(0, RD), _O_B (0xa8 ,_u8(IM))) : \
(_REXBrr(0, RD), _O_Mrm_B (0xf6 ,_b11,_b000 ,_r1(RD) ,_u8(IM))) )
#define TESTBim(IM, MD, MB, MI, MS) (_REXBrm(0, MB, MI), _O_r_X_B (0xf6 ,_b000 ,MD,MB,MI,MS ,_u8(IM)))
#define TESTWrr(RS, RD) (_d16(), _REXLrr(RS, RD), _O_Mrm (0x85 ,_b11,_r2(RS),_r2(RD) ))
#define TESTWrm(RS, MD, MB, MI, MS) (_d16(), _REXLrm(RS, MD, MI), _O_r_X (0x85 ,_r2(RS) ,MD,MB,MI,MS ))
#define TESTWir(IM, RD) (_d16(), _REXLrr(0, RD), _O_Mrm_W (0xf7 ,_b11,_b000 ,_r2(RD) ,_u16(IM)))
#define TESTWir(IM, RD) (X86_OPTIMIZE_ALU && ((RD) == X86_AX) ? \
(_d16(), _REXLrr(0, RD), _O_W (0xa9 ,_u16(IM))) : \
(_d16(), _REXLrr(0, RD), _O_Mrm_W (0xf7 ,_b11,_b000 ,_r2(RD) ,_u16(IM))) )
#define TESTWim(IM, MD, MB, MI, MS) (_d16(), _REXLrm(0, MD, MI), _O_r_X_W (0xf7 ,_b000 ,MD,MB,MI,MS ,_u16(IM)))
#define TESTLrr(RS, RD) (_REXLrr(RS, RD), _O_Mrm (0x85 ,_b11,_r4(RS),_r4(RD) ))
#define TESTLrm(RS, MD, MB, MI, MS) (_REXLrm(RS, MB, MI), _O_r_X (0x85 ,_r4(RS) ,MD,MB,MI,MS ))
#define TESTLir(IM, RD) (_REXLrr(0, RD), _O_Mrm_L (0xf7 ,_b11,_b000 ,_r4(RD) ,IM ))
#define TESTLir(IM, RD) (X86_OPTIMIZE_ALU && ((RD) == X86_EAX) ? \
(_REXLrr(0, RD), _O_L (0xa9 ,IM )) : \
(_REXLrr(0, RD), _O_Mrm_L (0xf7 ,_b11,_b000 ,_r4(RD) ,IM )) )
#define TESTLim(IM, MD, MB, MI, MS) (_REXLrm(0, MB, MI), _O_r_X_L (0xf7 ,_b000 ,MD,MB,MI,MS ,IM ))
#define TESTQrr(RS, RD) (_REXQrr(RS, RD), _O_Mrm (0x85 ,_b11,_r8(RS),_r8(RD) ))
#define TESTQrm(RS, MD, MB, MI, MS) (_REXQrm(RS, MB, MI), _O_r_X (0x85 ,_r8(RS) ,MD,MB,MI,MS ))
#define TESTQir(IM, RD) (_REXQrr(0, RD), _O_Mrm_L (0xf7 ,_b11,_b000 ,_r8(RD) ,IM ))
#define TESTQir(IM, RD) (X86_OPTIMIZE_ALU && ((RD) == X86_RAX) ? \
(_REXQrr(0, RD), _O_L (0xa9 ,IM )) : \
(_REXQrr(0, RD), _O_Mrm_L (0xf7 ,_b11,_b000 ,_r8(RD) ,IM )) )
#define TESTQim(IM, MD, MB, MI, MS) (_REXQrm(0, MB, MI), _O_r_X_L (0xf7 ,_b000 ,MD,MB,MI,MS ,IM ))