From: Aurelien Jarno <aurelien@aurel32.net>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [5217] ppc: Convert ctr, lr moves to TCG
Date: Sun, 14 Sep 2008 18:30:24 +0000 [thread overview]
Message-ID: <E1KewMa-0000wR-0F@cvs.savannah.gnu.org> (raw)
Revision: 5217
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=5217
Author: aurel32
Date: 2008-09-14 18:30:23 +0000 (Sun, 14 Sep 2008)
Log Message:
-----------
ppc: Convert ctr, lr moves to TCG
Introduce TCG variables cpu_{ctr,lr} and replace op_{load,store}_{lr,ctr}
with tcg_gen_mov_tl.
Signed-off-by: Andreas Faerber <andreas.faerber@web.de>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-ppc/op.c
trunk/target-ppc/translate.c
trunk/target-ppc/translate_init.c
Modified: trunk/target-ppc/op.c
===================================================================
--- trunk/target-ppc/op.c 2008-09-14 17:18:29 UTC (rev 5216)
+++ trunk/target-ppc/op.c 2008-09-14 18:30:23 UTC (rev 5217)
@@ -233,30 +233,6 @@
RETURN();
}
-void OPPROTO op_load_lr (void)
-{
- T0 = env->lr;
- RETURN();
-}
-
-void OPPROTO op_store_lr (void)
-{
- env->lr = T0;
- RETURN();
-}
-
-void OPPROTO op_load_ctr (void)
-{
- T0 = env->ctr;
- RETURN();
-}
-
-void OPPROTO op_store_ctr (void)
-{
- env->ctr = T0;
- RETURN();
-}
-
void OPPROTO op_load_tbl (void)
{
T0 = cpu_ppc_load_tbl(env);
Modified: trunk/target-ppc/translate.c
===================================================================
--- trunk/target-ppc/translate.c 2008-09-14 17:18:29 UTC (rev 5216)
+++ trunk/target-ppc/translate.c 2008-09-14 18:30:23 UTC (rev 5217)
@@ -61,6 +61,8 @@
static TCGv cpu_avrh[32], cpu_avrl[32];
static TCGv cpu_crf[8];
static TCGv cpu_nip;
+static TCGv cpu_ctr;
+static TCGv cpu_lr;
/* dyngen register indexes */
static TCGv cpu_T[3];
@@ -168,6 +170,12 @@
cpu_nip = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
offsetof(CPUState, nip), "nip");
+ cpu_ctr = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
+ offsetof(CPUState, ctr), "ctr");
+
+ cpu_lr = tcg_global_mem_new(TCG_TYPE_TL, TCG_AREG0,
+ offsetof(CPUState, lr), "lr");
+
/* register helpers */
#undef DEF_HELPER
#define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name);
Modified: trunk/target-ppc/translate_init.c
===================================================================
--- trunk/target-ppc/translate_init.c 2008-09-14 17:18:29 UTC (rev 5216)
+++ trunk/target-ppc/translate_init.c 2008-09-14 18:30:23 UTC (rev 5217)
@@ -110,23 +110,23 @@
/* LR */
static void spr_read_lr (void *opaque, int sprn)
{
- gen_op_load_lr();
+ tcg_gen_mov_tl(cpu_T[0], cpu_lr);
}
static void spr_write_lr (void *opaque, int sprn)
{
- gen_op_store_lr();
+ tcg_gen_mov_tl(cpu_lr, cpu_T[0]);
}
/* CTR */
static void spr_read_ctr (void *opaque, int sprn)
{
- gen_op_load_ctr();
+ tcg_gen_mov_tl(cpu_T[0], cpu_ctr);
}
static void spr_write_ctr (void *opaque, int sprn)
{
- gen_op_store_ctr();
+ tcg_gen_mov_tl(cpu_ctr, cpu_T[0]);
}
/* User read access to SPR */
reply other threads:[~2008-09-14 18:30 UTC|newest]
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