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[Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction |
Date: |
Mon, 25 May 2015 01:47:29 +0200 |
Cc: Alexander Graf <address@hidden>
Cc: Richard Henderson <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
---
target-s390x/cpu.h | 2 +-
target-s390x/helper.h | 1 +
target-s390x/insn-data.def | 2 ++
target-s390x/misc_helper.c | 19 +++++++++++++++++++
target-s390x/translate.c | 7 +++++++
5 files changed, 30 insertions(+), 1 deletion(-)
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index 35bfdec..3110c1f 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -174,7 +174,7 @@ static const uint64_t facilities_dw[] = {
(0ULL << 59) | /* b 4: IDTE selective clearing when segtab invalidated */
(0ULL << 58) | /* b 5: IDTE selective clearing when regtab invalidated */
(0ULL << 57) | /* b 6: ASN-and-LX-reuse facility */
- (0ULL << 56) | /* b 7: Store-facility-list-extended facility */
+ (1ULL << 56) | /* b 7: Store-facility-list-extended facility */
(0ULL << 55) | /* b 8: Enhanced-DAT facility */
(0ULL << 54) | /* b 9: Sense-running-status facility */
(0ULL << 53) | /* b10: Conditional-SSKE facility */
diff --git a/target-s390x/helper.h b/target-s390x/helper.h
index e6f2afb..2dc01a0 100644
--- a/target-s390x/helper.h
+++ b/target-s390x/helper.h
@@ -79,6 +79,7 @@ DEF_HELPER_FLAGS_5(calc_cc, TCG_CALL_NO_RWG_SE, i32, env,
i32, i64, i64, i64)
DEF_HELPER_FLAGS_2(sfpc, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_FLAGS_2(sfas, TCG_CALL_NO_WG, void, env, i64)
DEF_HELPER_FLAGS_1(popcnt, TCG_CALL_NO_RWG_SE, i64, i64)
+DEF_HELPER_2(stfle, i32, env, i64)
#ifndef CONFIG_USER_ONLY
DEF_HELPER_3(servc, i32, env, i64, i64)
diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index 72c3a2e..fd45730 100644
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -827,6 +827,8 @@
/* STORE CPU TIMER */
C(0xb209, STPT, S, Z, la2, 0, new, m1_64, stpt, 0)
/* STORE FACILITY LIST */
+ C(0xb2b0, STFLE, S, SFLE, 0, a2, 0, 0, stfle, 0)
+/* STORE FACILITY LIST */
C(0xb2b1, STFL, S, Z, 0, 0, 0, 0, stfl, 0)
/* STORE PREFIX */
C(0xb211, STPX, S, Z, la2, 0, new, m1_32, stpx, 0)
diff --git a/target-s390x/misc_helper.c b/target-s390x/misc_helper.c
index b375ab7..711f365 100644
--- a/target-s390x/misc_helper.c
+++ b/target-s390x/misc_helper.c
@@ -76,6 +76,25 @@ void HELPER(exception)(CPUS390XState *env, uint32_t excp)
cpu_loop_exit(cs);
}
+/* Store faciliy list extended */
+uint32_t HELPER(stfle)(CPUS390XState *env, uint64_t dest)
+{
+ int nf = sizeof(facilities_dw) / sizeof(facilities_dw[0]);
+ int rf = (env->regs[0] & 0xff) + 1;
+ int i;
+
+ for (i = 0; i < MIN(nf, rf); i++) {
+ cpu_stq_data(env, dest, facilities_dw[i]);
+ dest += 8;
+ }
+
+ if (rf > nf) {
+ env->regs[0] = (env->regs[0] & ~0xff) | (nf - 1);
+ }
+
+ return (rf < nf) ? 3 : 0;
+}
+
#ifndef CONFIG_USER_ONLY
void program_interrupt(CPUS390XState *env, uint32_t code, int ilen)
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index 542da53..78b8cdc 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -3382,6 +3382,13 @@ static ExitStatus op_stfl(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_stfle(DisasContext *s, DisasOps *o)
+{
+ gen_helper_stfle(cc_op, cpu_env, o->in2);
+ set_cc_static(s);
+ return NO_EXIT;
+}
+
static ExitStatus op_stpt(DisasContext *s, DisasOps *o)
{
check_privileged(s);
--
2.1.4
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, (continued)
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/26
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/26
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/26
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/26
[Qemu-devel] [PATCH 02/10] target-s390x: fix MMU index computation, Aurelien Jarno, 2015/05/24
[Qemu-devel] [PATCH 06/10] target-s390x: improve facilities list, Aurelien Jarno, 2015/05/24
[Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction,
Aurelien Jarno <=
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Richard Henderson, 2015/05/25
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Alexander Graf, 2015/05/25
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Aurelien Jarno, 2015/05/26
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Richard Henderson, 2015/05/26
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Aurelien Jarno, 2015/05/26
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Richard Henderson, 2015/05/27
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Alexander Graf, 2015/05/27
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Aurelien Jarno, 2015/05/27
- Re: [Qemu-devel] [PATCH 08/10] target-s390x: implement STFLE instruction, Alexander Graf, 2015/05/27
[Qemu-devel] [PATCH 10/10] target-s390x: implement LAY and LAEY instructions, Aurelien Jarno, 2015/05/24