drc: remove some old inline memhandlers

generic code handles it better now.

2 files changed, 17 insertions, 141 deletions

diff --git a/libpcsxcore/new_dynarec/assem_arm.c b/libpcsxcore/new_dynarec/assem_arm.c
index e29f6c3..57c6e91 100644
--- a/libpcsxcore/new_dynarec/assem_arm.c
+++ b/libpcsxcore/new_dynarec/assem_arm.c
@@ -2677,9 +2677,18 @@ emit_extjump_ds(int addr, int target)
   emit_extjump2(addr, target, (int)dyna_linker_ds);
 }
 
-#ifdef PCSX
-#include "pcsxmem_inline.c"
-#endif
+// put rt_val into rt, potentially making use of rs with value rs_val
+static void emit_movimm_from(u_int rs_val,int rs,u_int rt_val,int rt)
+{
+  u_int xor=rs_val^rt_val;
+  u_int xs;
+  for(xs=xor;xs!=0&&(xs&3)==0;xs>>=2)
+    ;
+  if(xs<0x100)
+    emit_xorimm(rs,xor,rt);
+  else
+    emit_movimm(rt_val,rt);
+}
 
 // trashes r2
 static void pass_args(int a0, int a1)
@@ -2906,14 +2915,12 @@ inline_readstub(int type, int i, u_int addr, signed char regmap[], int target, i
   assert(rs>=0);
 #ifdef PCSX
   u_int handler,host_addr=0;
-  if(pcsx_direct_read(type,addr,target?rs:-1,rt))
-    return;
   handler=get_direct_memhandler(mem_rtab,addr,type,&host_addr);
   if (handler==0) {
     if(rt<0)
       return;
-    if(target==0||addr!=host_addr)
-      emit_movimm(host_addr,rs);
+    if(addr!=host_addr)
+      emit_movimm_from(addr,rs,host_addr,rs);
     switch(type) {
       case LOADB_STUB:  emit_movsbl_indexed(0,rs,rt); break;
       case LOADBU_STUB: emit_movzbl_indexed(0,rs,rt); break;
@@ -3211,12 +3218,10 @@ inline_writestub(int type, int i, u_int addr, signed char regmap[], int target,
   assert(rt>=0);
 #ifdef PCSX
   u_int handler,host_addr=0;
-  if(pcsx_direct_write(type,addr,rs,rt,regmap))
-    return;
   handler=get_direct_memhandler(mem_wtab,addr,type,&host_addr);
   if (handler==0) {
-    if(target==0||addr!=host_addr)
-      emit_movimm(host_addr,rs);
+    if(addr!=host_addr)
+      emit_movimm_from(addr,rs,host_addr,rs);
     switch(type) {
       case STOREB_STUB: emit_writebyte_indexed(rt,0,rs); break;
       case STOREH_STUB: emit_writehword_indexed(rt,0,rs); break;
@@ -3228,9 +3233,7 @@ inline_writestub(int type, int i, u_int addr, signed char regmap[], int target,
 
   // call a memhandler
   save_regs(reglist);
-  pass_args(target!=0?rs:-1,rt);
-  if(target==0)
-    emit_movimm(addr,0);
+  pass_args(rs,rt);
   int cc=get_reg(regmap,CCREG);
   if(cc<0)
     emit_loadreg(CCREG,2);
diff --git a/libpcsxcore/new_dynarec/pcsxmem_inline.c b/libpcsxcore/new_dynarec/pcsxmem_inline.c
deleted file mode 100644
index 30338eb..0000000
--- a/libpcsxcore/new_dynarec/pcsxmem_inline.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
- * (C) Gražvydas "notaz" Ignotas, 2011
- *
- * This work is licensed under the terms of GNU GPL version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-static int emit_ldr_type(int type, int offs, int rs, int rt)
-{
-  switch(type) {
-    case LOADB_STUB:
-      emit_movsbl_indexed(offs,rs,rt);
-      break;
-    case LOADBU_STUB:
-      emit_movzbl_indexed(offs,rs,rt);
-      break;
-    case LOADH_STUB:
-      emit_movswl_indexed(offs,rs,rt);
-      break;
-    case LOADHU_STUB:
-      emit_movzwl_indexed(offs,rs,rt);
-      break;
-    case LOADW_STUB:
-      emit_readword_indexed(offs,rs,rt);
-      break;
-    default:
-      assert(0);
-  }
-}
-
-static int emit_str_type(int type, int offs, int rs, int rt)
-{
-  switch(type) {
-    case STOREB_STUB:
-      emit_writebyte_indexed(rt,offs,rs);
-      break;
-    case STOREH_STUB:
-      emit_writehword_indexed(rt,offs,rs);
-      break;
-    case STOREW_STUB:
-      emit_writeword_indexed(rt,offs,rs);
-      break;
-    default:
-      assert(0);
-  }
-}
-
-static void convert_ram_addr(u_int a_rs, u_int a_rt, int rs, int rt)
-{
-  if(rs<0)
-    emit_movimm(a_rt,rt);
-  else if((a_rs&~0x60000000)==a_rt)
-    emit_andimm(rs,~0x60000000,rt);
-  else if((a_rs&~0x00600000)==a_rt)
-    emit_andimm(rs,~0x00600000,rt);
-  else
-    emit_movimm(a_rt,rt);
-}
-
-static int pcsx_direct_read(int type, u_int addr, int rs, int rt)
-{
-  if((addr & 0x1f800000) == 0) {
-    assem_debug("pcsx_direct_read %08x ram\n",addr);
-    if(rt<0)
-      return 1;
-    u_int a=(addr&~0x60600000)|0x80000000;
-    convert_ram_addr(addr,a,rs,rt);
-    emit_ldr_type(type,0,rt,rt);
-    return 1;
-  }
-  if((addr & 0x1ff80000) == 0x1fc00000) {
-    assem_debug("pcsx_direct_read %08x bios\n",addr);
-    if(rt<0)
-      return 1;
-    emit_movimm((u_int)&psxR[addr&0x7ffff],rt);
-    emit_ldr_type(type,0,rt,rt);
-    return 1;
-  }
-  if((addr & 0xfffff000) == 0x1f800000) {
-    assem_debug("pcsx_direct_read %08x scratchpad\n",addr);
-    if(rt<0)
-      return 1;
-    if(type==LOADW_STUB||type==LOADBU_STUB||(addr&0xf00)==0) {
-      emit_readword((int)&psxH_ptr,rt);
-      emit_ldr_type(type,addr&0xfff,rt,rt);
-    } else {
-      emit_movimm((u_int)&psxH[addr&0xfff],rt);
-      emit_ldr_type(type,0,rt,rt);
-    }
-    return 1;
-  }
-
-  assem_debug("pcsx_direct_read %08x miss\n",addr);
-  return 0;
-}
-
-static int pcsx_direct_write(int type, u_int addr, int rs, int rt, signed char *regmap)
-{
-  if((addr & 0x1f800000) == 0) {
-    assem_debug("pcsx_direct_write %08x ram\n",addr);
-    u_int a=(addr&~0x60600000)|0x80000000;
-    convert_ram_addr(addr,a,rs,HOST_TEMPREG);
-    emit_str_type(type,0,HOST_TEMPREG,rt);
-
-    int ir=get_reg(regmap,INVCP);
-    assert(ir>=0);
-    emit_cmpmem_indexedsr12_reg(ir,HOST_TEMPREG,1);
-    emit_callne(invalidate_addr_reg[rs]);
-    return 1;
-  }
-  if((addr & 0xfffff000) == 0x1f800000) {
-    assem_debug("pcsx_direct_write %08x scratchpad\n",addr);
-    if(type==STOREW_STUB||type==STOREB_STUB||(addr&0xf00)==0) {
-      emit_readword((int)&psxH_ptr,HOST_TEMPREG);
-      emit_str_type(type,addr&0xfff,HOST_TEMPREG,rt);
-    } else {
-      emit_movimm((u_int)&psxH[addr&0xfff],HOST_TEMPREG);
-      emit_str_type(type,0,HOST_TEMPREG,rt);
-    }
-    return 1;
-  }
-
-  assem_debug("pcsx_direct_write %08x miss\n",addr);
-  return 0;
-}
-
-// vim:shiftwidth=2:expandtab