From: ths <ths@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Fri, 26 Oct 2007 22:35:02 +0000 (+0000)
Subject: The other half of the mul64 rework. Sorry for the breakage, I committed
X-Git-Tag: v2.7.1~16770
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=5592a750b913c859c738eb2774c26632dcac8350;p=mirror_qemu.git

The other half of the mul64 rework. Sorry for the breakage, I committed
an incomplete version of what I tested.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3454 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/host-utils.c b/host-utils.c
index d0d780e54e..a3c838f4dc 100644
--- a/host-utils.c
+++ b/host-utils.c
@@ -25,6 +25,8 @@
 
 #include "vl.h"
 
+//#define DEBUG_MULDIV
+
 /* Long integer helpers */
 static void add128 (uint64_t *plow, uint64_t *phigh, uint64_t a, uint64_t b)
 {
diff --git a/target-i386/helper.c b/target-i386/helper.c
index c5d4487a62..88aa82e42a 100644
--- a/target-i386/helper.c
+++ b/target-i386/helper.c
@@ -3724,7 +3724,7 @@ void helper_mulq_EAX_T0(void)
 {
     uint64_t r0, r1;
 
-    mulu64(&r1, &r0, EAX, T0);
+    mulu64(&r0, &r1, EAX, T0);
     EAX = r0;
     EDX = r1;
     CC_DST = r0;
@@ -3735,7 +3735,7 @@ void helper_imulq_EAX_T0(void)
 {
     uint64_t r0, r1;
 
-    muls64(&r1, &r0, EAX, T0);
+    muls64(&r0, &r1, EAX, T0);
     EAX = r0;
     EDX = r1;
     CC_DST = r0;
@@ -3746,7 +3746,7 @@ void helper_imulq_T0_T1(void)
 {
     uint64_t r0, r1;
 
-    muls64(&r1, &r0, T0, T1);
+    muls64(&r0, &r1, T0, T1);
     T0 = r0;
     CC_DST = r0;
     CC_SRC = ((int64_t)r1 != ((int64_t)r0 >> 63));
diff --git a/target-mips/op.c b/target-mips/op.c
index 5c26d176c1..1ecec9a57a 100644
--- a/target-mips/op.c
+++ b/target-mips/op.c
@@ -876,13 +876,13 @@ void op_msubu (void)
 #if defined(TARGET_MIPSN32) || defined(TARGET_MIPS64)
 void op_dmult (void)
 {
-    CALL_FROM_TB4(muls64, &(env->HI[0][env->current_tc]), &(env->LO[0][env->current_tc]), T0, T1);
+    CALL_FROM_TB4(muls64, &(env->LO[0][env->current_tc]), &(env->HI[0][env->current_tc]), T0, T1);
     RETURN();
 }
 
 void op_dmultu (void)
 {
-    CALL_FROM_TB4(mulu64, &(env->HI[0][env->current_tc]), &(env->LO[0][env->current_tc]), T0, T1);
+    CALL_FROM_TB4(mulu64, &(env->LO[0][env->current_tc]), &(env->HI[0][env->current_tc]), T0, T1);
     RETURN();
 }
 #endif