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authorbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2004-01-04 17:31:11 +0000
committerbellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>2004-01-04 17:31:11 +0000
commit943144d91af00c0ece95e1b2e64d8eed4d2c38ec (patch)
tree3be1f8ec89a30a7dc95398c1fb6f40869ec36b80 /target-i386
parent34e01bbf0785bc1a203685d3ad9c328855238335 (diff)
added raw/user/kernel memory accesses (faster emulation)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@510 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-i386')
-rw-r--r--target-i386/ops_template_mem.h74
1 files changed, 51 insertions, 23 deletions
diff --git a/target-i386/ops_template_mem.h b/target-i386/ops_template_mem.h
index eacaabba5..1b83536c9 100644
--- a/target-i386/ops_template_mem.h
+++ b/target-i386/ops_template_mem.h
@@ -20,12 +20,40 @@
*/
#ifdef MEM_WRITE
+#if MEM_WRITE == 0
+
+#if DATA_BITS == 8
+#define MEM_SUFFIX b_raw
+#elif DATA_BITS == 16
+#define MEM_SUFFIX w_raw
+#elif DATA_BITS == 32
+#define MEM_SUFFIX l_raw
+#endif
+
+#elif MEM_WRITE == 1
+
+#if DATA_BITS == 8
+#define MEM_SUFFIX b_kernel
+#elif DATA_BITS == 16
+#define MEM_SUFFIX w_kernel
+#elif DATA_BITS == 32
+#define MEM_SUFFIX l_kernel
+#endif
+
+#elif MEM_WRITE == 2
+
#if DATA_BITS == 8
-#define MEM_SUFFIX b_mem
+#define MEM_SUFFIX b_user
#elif DATA_BITS == 16
-#define MEM_SUFFIX w_mem
+#define MEM_SUFFIX w_user
#elif DATA_BITS == 32
-#define MEM_SUFFIX l_mem
+#define MEM_SUFFIX l_user
+#endif
+
+#else
+
+#error invalid MEM_WRITE
+
#endif
#else
@@ -43,7 +71,7 @@ void OPPROTO glue(glue(op_rol, MEM_SUFFIX), _T0_T1_cc)(void)
T0 &= DATA_MASK;
T0 = (T0 << count) | (T0 >> (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#else
/* gcc 3.2 workaround. This is really a bug in gcc. */
asm volatile("" : : "r" (T0));
@@ -65,7 +93,7 @@ void OPPROTO glue(glue(op_ror, MEM_SUFFIX), _T0_T1_cc)(void)
T0 &= DATA_MASK;
T0 = (T0 >> count) | (T0 << (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#else
/* gcc 3.2 workaround. This is really a bug in gcc. */
asm volatile("" : : "r" (T0));
@@ -86,7 +114,7 @@ void OPPROTO glue(glue(op_rol, MEM_SUFFIX), _T0_T1)(void)
T0 &= DATA_MASK;
T0 = (T0 << count) | (T0 >> (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
}
FORCE_RET();
@@ -100,7 +128,7 @@ void OPPROTO glue(glue(op_ror, MEM_SUFFIX), _T0_T1)(void)
T0 &= DATA_MASK;
T0 = (T0 >> count) | (T0 << (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
}
FORCE_RET();
@@ -126,7 +154,7 @@ void OPPROTO glue(glue(op_rcl, MEM_SUFFIX), _T0_T1_cc)(void)
res |= T0 >> (DATA_BITS + 1 - count);
T0 = res;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = (eflags & ~(CC_C | CC_O)) |
(lshift(src ^ T0, 11 - (DATA_BITS - 1)) & CC_O) |
@@ -156,7 +184,7 @@ void OPPROTO glue(glue(op_rcr, MEM_SUFFIX), _T0_T1_cc)(void)
res |= T0 << (DATA_BITS + 1 - count);
T0 = res;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = (eflags & ~(CC_C | CC_O)) |
(lshift(src ^ T0, 11 - (DATA_BITS - 1)) & CC_O) |
@@ -174,7 +202,7 @@ void OPPROTO glue(glue(op_shl, MEM_SUFFIX), _T0_T1_cc)(void)
src = (DATA_TYPE)T0 << (count - 1);
T0 = T0 << count;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = T0;
@@ -192,7 +220,7 @@ void OPPROTO glue(glue(op_shr, MEM_SUFFIX), _T0_T1_cc)(void)
src = T0 >> (count - 1);
T0 = T0 >> count;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = T0;
@@ -210,7 +238,7 @@ void OPPROTO glue(glue(op_sar, MEM_SUFFIX), _T0_T1_cc)(void)
T0 = src >> count;
src = src >> (count - 1);
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = T0;
@@ -234,7 +262,7 @@ void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_im_cc)(void)
res |= T1 << (count - 16);
T0 = res >> 16;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -254,7 +282,7 @@ void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
res |= T1 << (count - 16);
T0 = res >> 16;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -276,7 +304,7 @@ void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_im_cc)(void)
res |= T1 << (32 - count);
T0 = res;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -297,7 +325,7 @@ void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
res |= T1 << (32 - count);
T0 = res;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -317,7 +345,7 @@ void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_im_cc)(void)
tmp = T0 << (count - 1);
T0 = (T0 << count) | (T1 >> (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -333,7 +361,7 @@ void OPPROTO glue(glue(op_shld, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
tmp = T0 << (count - 1);
T0 = (T0 << count) | (T1 >> (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -351,7 +379,7 @@ void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_im_cc)(void)
tmp = T0 >> (count - 1);
T0 = (T0 >> count) | (T1 << (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -368,7 +396,7 @@ void OPPROTO glue(glue(op_shrd, MEM_SUFFIX), _T0_T1_ECX_cc)(void)
tmp = T0 >> (count - 1);
T0 = (T0 >> count) | (T1 << (DATA_BITS - count));
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = tmp;
CC_DST = T0;
@@ -386,7 +414,7 @@ void OPPROTO glue(glue(op_adc, MEM_SUFFIX), _T0_T1_cc)(void)
cf = cc_table[CC_OP].compute_c();
T0 = T0 + T1 + cf;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = T1;
CC_DST = T0;
@@ -399,7 +427,7 @@ void OPPROTO glue(glue(op_sbb, MEM_SUFFIX), _T0_T1_cc)(void)
cf = cc_table[CC_OP].compute_c();
T0 = T0 - T1 - cf;
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = T1;
CC_DST = T0;
@@ -418,7 +446,7 @@ void OPPROTO glue(glue(op_cmpxchg, MEM_SUFFIX), _T0_T1_EAX_cc)(void)
EAX = (EAX & ~DATA_MASK) | (T0 & DATA_MASK);
}
#ifdef MEM_WRITE
- glue(st, SUFFIX)((uint8_t *)A0, T0);
+ glue(st, MEM_SUFFIX)((uint8_t *)A0, T0);
#endif
CC_SRC = src;
CC_DST = dst;