summaryrefslogtreecommitdiffstats
path: root/target-mips
diff options
context:
space:
mode:
authorths2008-06-20 16:35:19 +0200
committerths2008-06-20 16:35:19 +0200
commit92af06d216857de77bcadaf86cf9675cce9f1d3c (patch)
tree703cd09351247c06ebf8494677f2a247f5708143 /target-mips
parentcmpxchg fixes (diff)
downloadqemu-92af06d216857de77bcadaf86cf9675cce9f1d3c.tar.gz
qemu-92af06d216857de77bcadaf86cf9675cce9f1d3c.tar.xz
qemu-92af06d216857de77bcadaf86cf9675cce9f1d3c.zip
Convert vr54xx multiply instructions to TCG.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4756 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-mips')
-rw-r--r--target-mips/helper.h15
-rw-r--r--target-mips/op.c223
-rw-r--r--target-mips/op_helper.c6
-rw-r--r--target-mips/translate.c28
4 files changed, 32 insertions, 240 deletions
diff --git a/target-mips/helper.h b/target-mips/helper.h
index cba9cd7ebf..617e6d4242 100644
--- a/target-mips/helper.h
+++ b/target-mips/helper.h
@@ -15,6 +15,21 @@ DEF_HELPER(void, do_dmult, (void))
DEF_HELPER(void, do_dmultu, (void))
#endif
+DEF_HELPER(void, do_muls, (void))
+DEF_HELPER(void, do_mulsu, (void))
+DEF_HELPER(void, do_macc, (void))
+DEF_HELPER(void, do_maccu, (void))
+DEF_HELPER(void, do_msac, (void))
+DEF_HELPER(void, do_msacu, (void))
+DEF_HELPER(void, do_mulhi, (void))
+DEF_HELPER(void, do_mulhiu, (void))
+DEF_HELPER(void, do_mulshi, (void))
+DEF_HELPER(void, do_mulshiu, (void))
+DEF_HELPER(void, do_macchi, (void))
+DEF_HELPER(void, do_macchiu, (void))
+DEF_HELPER(void, do_msachi, (void))
+DEF_HELPER(void, do_msachiu, (void))
+
/* CP0 helpers */
#ifndef CONFIG_USER_ONLY
DEF_HELPER(void, do_mfc0_mvpcontrol, (void))
diff --git a/target-mips/op.c b/target-mips/op.c
index 89ee9ce458..d617a076d5 100644
--- a/target-mips/op.c
+++ b/target-mips/op.c
@@ -45,226 +45,3 @@
#include "op_mem.c"
#undef MEMSUFFIX
#endif
-
-/* 64 bits arithmetic */
-#if TARGET_LONG_BITS > HOST_LONG_BITS
-void op_madd (void)
-{
- CALL_FROM_TB0(do_madd);
- FORCE_RET();
-}
-
-void op_maddu (void)
-{
- CALL_FROM_TB0(do_maddu);
- FORCE_RET();
-}
-
-void op_msub (void)
-{
- CALL_FROM_TB0(do_msub);
- FORCE_RET();
-}
-
-void op_msubu (void)
-{
- CALL_FROM_TB0(do_msubu);
- FORCE_RET();
-}
-
-/* Multiplication variants of the vr54xx. */
-void op_muls (void)
-{
- CALL_FROM_TB0(do_muls);
- FORCE_RET();
-}
-
-void op_mulsu (void)
-{
- CALL_FROM_TB0(do_mulsu);
- FORCE_RET();
-}
-
-void op_macc (void)
-{
- CALL_FROM_TB0(do_macc);
- FORCE_RET();
-}
-
-void op_macchi (void)
-{
- CALL_FROM_TB0(do_macchi);
- FORCE_RET();
-}
-
-void op_maccu (void)
-{
- CALL_FROM_TB0(do_maccu);
- FORCE_RET();
-}
-void op_macchiu (void)
-{
- CALL_FROM_TB0(do_macchiu);
- FORCE_RET();
-}
-
-void op_msac (void)
-{
- CALL_FROM_TB0(do_msac);
- FORCE_RET();
-}
-
-void op_msachi (void)
-{
- CALL_FROM_TB0(do_msachi);
- FORCE_RET();
-}
-
-void op_msacu (void)
-{
- CALL_FROM_TB0(do_msacu);
- FORCE_RET();
-}
-
-void op_msachiu (void)
-{
- CALL_FROM_TB0(do_msachiu);
- FORCE_RET();
-}
-
-void op_mulhi (void)
-{
- CALL_FROM_TB0(do_mulhi);
- FORCE_RET();
-}
-
-void op_mulhiu (void)
-{
- CALL_FROM_TB0(do_mulhiu);
- FORCE_RET();
-}
-
-void op_mulshi (void)
-{
- CALL_FROM_TB0(do_mulshi);
- FORCE_RET();
-}
-
-void op_mulshiu (void)
-{
- CALL_FROM_TB0(do_mulshiu);
- FORCE_RET();
-}
-
-#else /* TARGET_LONG_BITS > HOST_LONG_BITS */
-
-static always_inline uint64_t get_HILO (void)
-{
- return ((uint64_t)env->HI[env->current_tc][0] << 32) |
- ((uint64_t)(uint32_t)env->LO[env->current_tc][0]);
-}
-
-static always_inline void set_HILO (uint64_t HILO)
-{
- env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF);
- env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
-}
-
-static always_inline void set_HIT0_LO (uint64_t HILO)
-{
- env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF);
- T0 = env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
-}
-
-static always_inline void set_HI_LOT0 (uint64_t HILO)
-{
- T0 = env->LO[env->current_tc][0] = (int32_t)(HILO & 0xFFFFFFFF);
- env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
-}
-
-/* Multiplication variants of the vr54xx. */
-void op_muls (void)
-{
- set_HI_LOT0(0 - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
- FORCE_RET();
-}
-
-void op_mulsu (void)
-{
- set_HI_LOT0(0 - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
- FORCE_RET();
-}
-
-void op_macc (void)
-{
- set_HI_LOT0(get_HILO() + ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
- FORCE_RET();
-}
-
-void op_macchi (void)
-{
- set_HIT0_LO(get_HILO() + ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
- FORCE_RET();
-}
-
-void op_maccu (void)
-{
- set_HI_LOT0(get_HILO() + ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
- FORCE_RET();
-}
-
-void op_macchiu (void)
-{
- set_HIT0_LO(get_HILO() + ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
- FORCE_RET();
-}
-
-void op_msac (void)
-{
- set_HI_LOT0(get_HILO() - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
- FORCE_RET();
-}
-
-void op_msachi (void)
-{
- set_HIT0_LO(get_HILO() - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
- FORCE_RET();
-}
-
-void op_msacu (void)
-{
- set_HI_LOT0(get_HILO() - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
- FORCE_RET();
-}
-
-void op_msachiu (void)
-{
- set_HIT0_LO(get_HILO() - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
- FORCE_RET();
-}
-
-void op_mulhi (void)
-{
- set_HIT0_LO((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1);
- FORCE_RET();
-}
-
-void op_mulhiu (void)
-{
- set_HIT0_LO((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
- FORCE_RET();
-}
-
-void op_mulshi (void)
-{
- set_HIT0_LO(0 - ((int64_t)(int32_t)T0 * (int64_t)(int32_t)T1));
- FORCE_RET();
-}
-
-void op_mulshiu (void)
-{
- set_HIT0_LO(0 - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
- FORCE_RET();
-}
-
-#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */
diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c
index 696295b904..16d3023a45 100644
--- a/target-mips/op_helper.c
+++ b/target-mips/op_helper.c
@@ -168,10 +168,9 @@ void do_dclz (void)
#endif /* TARGET_MIPS64 */
/* 64 bits arithmetic for 32 bits hosts */
-#if TARGET_LONG_BITS > HOST_LONG_BITS
static always_inline uint64_t get_HILO (void)
{
- return (env->HI[env->current_tc][0] << 32) | (uint32_t)env->LO[env->current_tc][0];
+ return ((uint64_t)(env->HI[env->current_tc][0]) << 32) | (uint32_t)env->LO[env->current_tc][0];
}
static always_inline void set_HILO (uint64_t HILO)
@@ -192,6 +191,7 @@ static always_inline void set_HI_LOT0 (uint64_t HILO)
env->HI[env->current_tc][0] = (int32_t)(HILO >> 32);
}
+#if TARGET_LONG_BITS > HOST_LONG_BITS
void do_madd (void)
{
int64_t tmp;
@@ -223,6 +223,7 @@ void do_msubu (void)
tmp = ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1);
set_HILO(get_HILO() - tmp);
}
+#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */
/* Multiplication variants of the vr54xx. */
void do_muls (void)
@@ -294,7 +295,6 @@ void do_mulshiu (void)
{
set_HIT0_LO(0 - ((uint64_t)(uint32_t)T0 * (uint64_t)(uint32_t)T1));
}
-#endif /* TARGET_LONG_BITS > HOST_LONG_BITS */
#ifdef TARGET_MIPS64
void do_dmult (void)
diff --git a/target-mips/translate.c b/target-mips/translate.c
index 56984147e6..d441f2bdff 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -2204,59 +2204,59 @@ static void gen_mul_vr54xx (DisasContext *ctx, uint32_t opc,
switch (opc) {
case OPC_VR54XX_MULS:
- gen_op_muls();
+ tcg_gen_helper_0_0(do_muls);
opn = "muls";
break;
case OPC_VR54XX_MULSU:
- gen_op_mulsu();
+ tcg_gen_helper_0_0(do_mulsu);
opn = "mulsu";
break;
case OPC_VR54XX_MACC:
- gen_op_macc();
+ tcg_gen_helper_0_0(do_macc);
opn = "macc";
break;
case OPC_VR54XX_MACCU:
- gen_op_maccu();
+ tcg_gen_helper_0_0(do_maccu);
opn = "maccu";
break;
case OPC_VR54XX_MSAC:
- gen_op_msac();
+ tcg_gen_helper_0_0(do_msac);
opn = "msac";
break;
case OPC_VR54XX_MSACU:
- gen_op_msacu();
+ tcg_gen_helper_0_0(do_msacu);
opn = "msacu";
break;
case OPC_VR54XX_MULHI:
- gen_op_mulhi();
+ tcg_gen_helper_0_0(do_mulhi);
opn = "mulhi";
break;
case OPC_VR54XX_MULHIU:
- gen_op_mulhiu();
+ tcg_gen_helper_0_0(do_mulhiu);
opn = "mulhiu";
break;
case OPC_VR54XX_MULSHI:
- gen_op_mulshi();
+ tcg_gen_helper_0_0(do_mulshi);
opn = "mulshi";
break;
case OPC_VR54XX_MULSHIU:
- gen_op_mulshiu();
+ tcg_gen_helper_0_0(do_mulshiu);
opn = "mulshiu";
break;
case OPC_VR54XX_MACCHI:
- gen_op_macchi();
+ tcg_gen_helper_0_0(do_macchi);
opn = "macchi";
break;
case OPC_VR54XX_MACCHIU:
- gen_op_macchiu();
+ tcg_gen_helper_0_0(do_macchiu);
opn = "macchiu";
break;
case OPC_VR54XX_MSACHI:
- gen_op_msachi();
+ tcg_gen_helper_0_0(do_msachi);
opn = "msachi";
break;
case OPC_VR54XX_MSACHIU:
- gen_op_msachiu();
+ tcg_gen_helper_0_0(do_msachiu);
opn = "msachiu";
break;
default: