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[Qemu-devel] [PATCH v2 7/9] target-s390: Implement LURA, LURAG, STURG
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 7/9] target-s390: Implement LURA, LURAG, STURG |
Date: |
Tue, 1 Oct 2013 10:17:23 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
target-s390x/helper.h | 3 +++
target-s390x/insn-data.def | 4 ++++
target-s390x/mem_helper.c | 16 ++++++++++++++++
target-s390x/translate.c | 26 ++++++++++++++++++++++++++
4 files changed, 49 insertions(+)
diff --git a/target-s390x/helper.h b/target-s390x/helper.h
index fc2a54a..f5e6ad5 100644
--- a/target-s390x/helper.h
+++ b/target-s390x/helper.h
@@ -114,7 +114,10 @@ DEF_HELPER_FLAGS_2(sacf, TCG_CALL_NO_WG, void, env, i64)
DEF_HELPER_FLAGS_3(ipte, TCG_CALL_NO_RWG, void, env, i64, i64)
DEF_HELPER_FLAGS_1(ptlb, TCG_CALL_NO_RWG, void, env)
DEF_HELPER_2(lra, i64, env, i64)
+DEF_HELPER_FLAGS_2(lura, TCG_CALL_NO_WG, i64, env, i64)
+DEF_HELPER_FLAGS_2(lurag, TCG_CALL_NO_WG, i64, env, i64)
DEF_HELPER_FLAGS_3(stura, TCG_CALL_NO_WG, void, env, i64, i64)
+DEF_HELPER_FLAGS_3(sturg, TCG_CALL_NO_WG, void, env, i64, i64)
#endif
#include "exec/def-helper.h"
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index 48850ff..a405f64 100644
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -741,6 +741,9 @@
C(0xb100, LRA, RX_a, Z, 0, a2, r1, 0, lra, 0)
C(0xe313, LRAY, RXY_a, LD, 0, a2, r1, 0, lra, 0)
C(0xe303, LRAG, RXY_a, Z, 0, a2, r1, 0, lra, 0)
+/* LOAD USING REAL ADDRESS */
+ C(0xb24b, LURA, RRE, Z, 0, r2, new, r1_32, lura, 0)
+ C(0xb905, LURAG, RRE, Z, 0, r2, r1, 0, lurag, 0)
/* MOVE TO PRIMARY */
C(0xda00, MVCP, SS_d, Z, la1, a2, 0, 0, mvcp, 0)
/* MOVE TO SECONDARY */
@@ -798,6 +801,7 @@
C(0xad00, STOSM, SI, Z, la1, 0, 0, 0, stnosm, 0)
/* STORE USING REAL ADDRESS */
C(0xb246, STURA, RRE, Z, r1_o, r2_o, 0, 0, stura, 0)
+ C(0xb925, STURG, RRE, Z, r1_o, r2_o, 0, 0, sturg, 0)
/* TEST PROTECTION */
C(0xe501, TPROT, SSE, Z, la1, a2, 0, 0, tprot, 0)
diff --git a/target-s390x/mem_helper.c b/target-s390x/mem_helper.c
index 408836c..9bd5e10 100644
--- a/target-s390x/mem_helper.c
+++ b/target-s390x/mem_helper.c
@@ -1038,12 +1038,28 @@ void HELPER(ptlb)(CPUS390XState *env)
tlb_flush(env, 1);
}
+/* load using real address */
+uint64_t HELPER(lura)(CPUS390XState *env, uint64_t addr)
+{
+ return (uint32_t)ldl_phys(get_address(env, 0, 0, addr));
+}
+
+uint64_t HELPER(lurag)(CPUS390XState *env, uint64_t addr)
+{
+ return ldq_phys(get_address(env, 0, 0, addr));
+}
+
/* store using real address */
void HELPER(stura)(CPUS390XState *env, uint64_t addr, uint64_t v1)
{
stl_phys(get_address(env, 0, 0, addr), (uint32_t)v1);
}
+void HELPER(sturg)(CPUS390XState *env, uint64_t addr, uint64_t v1)
+{
+ stq_phys(get_address(env, 0, 0, addr), v1);
+}
+
/* load real address */
uint64_t HELPER(lra)(CPUS390XState *env, uint64_t addr)
{
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index b97c44a..1046b86 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -2463,6 +2463,24 @@ static ExitStatus op_lm64(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+#ifndef CONFIG_USER_ONLY
+static ExitStatus op_lura(DisasContext *s, DisasOps *o)
+{
+ check_privileged(s);
+ potential_page_fault(s);
+ gen_helper_lura(o->out, cpu_env, o->in2);
+ return NO_EXIT;
+}
+
+static ExitStatus op_lurag(DisasContext *s, DisasOps *o)
+{
+ check_privileged(s);
+ potential_page_fault(s);
+ gen_helper_lurag(o->out, cpu_env, o->in2);
+ return NO_EXIT;
+}
+#endif
+
static ExitStatus op_mov2(DisasContext *s, DisasOps *o)
{
o->out = o->in2;
@@ -3339,6 +3357,14 @@ static ExitStatus op_stura(DisasContext *s, DisasOps *o)
gen_helper_stura(cpu_env, o->in2, o->in1);
return NO_EXIT;
}
+
+static ExitStatus op_sturg(DisasContext *s, DisasOps *o)
+{
+ check_privileged(s);
+ potential_page_fault(s);
+ gen_helper_sturg(cpu_env, o->in2, o->in1);
+ return NO_EXIT;
+}
#endif
static ExitStatus op_stfle(DisasContext *s, DisasOps *o)
--
1.8.1.4
- [Qemu-devel] [PATCH v2 0/9] target-s390 tcg improvements, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 1/9] target-s390: Add facilities data to env, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 2/9] target-s390: Implement STFLE, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 3/9] target-s390: Implement SAM31 and SAM64, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 4/9] target-s390: Implement EPSW, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 5/9] target-s390: Fix STIDP, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 6/9] target-s390: Fix STURA, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 7/9] target-s390: Implement LURA, LURAG, STURG,
Richard Henderson <=
- [Qemu-devel] [PATCH v2 8/9] target-s390: Implement ECAG, Richard Henderson, 2013/10/01
- [Qemu-devel] [PATCH v2 9/9] target-s390: Force TCG to report Z9-109, Richard Henderson, 2013/10/01
- Re: [Qemu-devel] [PATCH v2 0/9] target-s390 tcg improvements, Alexander Graf, 2013/10/02