[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PULL SUBSYSTEM s390x 19/33] s390x/tcg: Implement VECTOR FP
From: |
David Hildenbrand |
Subject: |
[Qemu-devel] [PULL SUBSYSTEM s390x 19/33] s390x/tcg: Implement VECTOR FP DIVIDE |
Date: |
Wed, 5 Jun 2019 22:33:49 +0200 |
We can reuse most of the infrastructure added for VECTOR FP ADD.
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: David Hildenbrand <address@hidden>
---
target/s390x/helper.h | 2 ++
target/s390x/insn-data.def | 2 ++
target/s390x/translate_vx.inc.c | 3 +++
target/s390x/vec_fpu_helper.c | 17 +++++++++++++++++
4 files changed, 24 insertions(+)
diff --git a/target/s390x/helper.h b/target/s390x/helper.h
index 9b9062970a..238bfa2509 100644
--- a/target/s390x/helper.h
+++ b/target/s390x/helper.h
@@ -274,6 +274,8 @@ DEF_HELPER_FLAGS_4(gvec_vcgd64, TCG_CALL_NO_WG, void, ptr,
cptr, env, i32)
DEF_HELPER_FLAGS_4(gvec_vcgd64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
DEF_HELPER_FLAGS_4(gvec_vclgd64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
DEF_HELPER_FLAGS_4(gvec_vclgd64s, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
+DEF_HELPER_FLAGS_5(gvec_vfd64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env, i32)
+DEF_HELPER_FLAGS_5(gvec_vfd64s, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env,
i32)
#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 ed8b888d59..f9830deace 100644
--- a/target/s390x/insn-data.def
+++ b/target/s390x/insn-data.def
@@ -1226,6 +1226,8 @@
F(0xe7c2, VCGD, VRR_a, V, 0, 0, 0, 0, vcdg, 0, IF_VEC)
/* VECTOR FP CONVERT TO LOGICAL 64-BIT */
F(0xe7c0, VCLGD, VRR_a, V, 0, 0, 0, 0, vcdg, 0, IF_VEC)
+/* VECTOR FP DIVIDE */
+ F(0xe7e5, VFD, VRR_c, V, 0, 0, 0, 0, vfa, 0, IF_VEC)
#ifndef CONFIG_USER_ONLY
/* COMPARE AND SWAP AND PURGE */
diff --git a/target/s390x/translate_vx.inc.c b/target/s390x/translate_vx.inc.c
index 0395d69968..9e55d4488b 100644
--- a/target/s390x/translate_vx.inc.c
+++ b/target/s390x/translate_vx.inc.c
@@ -2560,6 +2560,9 @@ static DisasJumpType op_vfa(DisasContext *s, DisasOps *o)
case 0xe3:
fn = se ? gen_helper_gvec_vfa64s : gen_helper_gvec_vfa64;
break;
+ case 0xe5:
+ fn = se ? gen_helper_gvec_vfd64s : gen_helper_gvec_vfd64;
+ break;
default:
g_assert_not_reached();
}
diff --git a/target/s390x/vec_fpu_helper.c b/target/s390x/vec_fpu_helper.c
index 09ef0abfb0..3c62eb5787 100644
--- a/target/s390x/vec_fpu_helper.c
+++ b/target/s390x/vec_fpu_helper.c
@@ -369,3 +369,20 @@ void HELPER(gvec_vclgd64s)(void *v1, const void *v2,
CPUS390XState *env,
vop64_2(v1, v2, env, true, XxC, erm, vclgd64, GETPC());
}
+
+static uint64_t vfd64(uint64_t a, uint64_t b, float_status *s)
+{
+ return float64_div(a, b, s);
+}
+
+void HELPER(gvec_vfd64)(void *v1, const void *v2, const void *v3,
+ CPUS390XState *env, uint32_t desc)
+{
+ vop64_3(v1, v2, v3, env, false, vfd64, GETPC());
+}
+
+void HELPER(gvec_vfd64s)(void *v1, const void *v2, const void *v3,
+ CPUS390XState *env, uint32_t desc)
+{
+ vop64_3(v1, v2, v3, env, true, vfd64, GETPC());
+}
--
2.21.0
- [Qemu-devel] [PULL SUBSYSTEM s390x 10/33] s390x/tcg: Introduce tcg_s390_vector_exception(), (continued)
- [Qemu-devel] [PULL SUBSYSTEM s390x 10/33] s390x/tcg: Introduce tcg_s390_vector_exception(), David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 29/33] s390x/tcg: Allow linux-user to use vector instructions, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 31/33] s390x: Bump the "qemu" CPU model up to a stripped-down z13, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 14/33] s390x/tcg: Implement VECTOR FP COMPARE (EQUAL|HIGH|HIGH OR EQUAL), David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 11/33] s390x/tcg: Export float_comp_to_cc() and float(32|64|128)_dcmask(), David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 18/33] s390x/tcg: Implement VECTOR FP CONVERT TO LOGICAL 64-BIT, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 03/33] s390x/tcg: Implement VECTOR FIND ELEMENT NOT EQUAL, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 20/33] s390x/tcg: Implement VECTOR LOAD FP INTEGER, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 32/33] s390x/tcg: Use tcg_gen_gvec_bitsel for VECTOR SELECT, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 30/33] s390x/tcg: We support the Vector Facility, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 19/33] s390x/tcg: Implement VECTOR FP DIVIDE,
David Hildenbrand <=
- [Qemu-devel] [PULL SUBSYSTEM s390x 17/33] s390x/tcg: Implement VECTOR FP CONVERT TO FIXED 64-BIT, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 27/33] s390x/tcg: Implement VECTOR FP SUBTRACT, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 22/33] s390x/tcg: Implement VECTOR LOAD ROUNDED, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 33/33] linux-user: elf: ELF_HWCAP for s390x, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 23/33] s390x/tcg: Implement VECTOR FP MULTIPLY, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 16/33] s390x/tcg: Implement VECTOR FP CONVERT FROM LOGICAL 64-BIT, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 28/33] s390x/tcg: Implement VECTOR FP TEST DATA CLASS IMMEDIATE, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 25/33] s390x/tcg: Implement VECTOR FP PERFORM SIGN OPERATION, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 06/33] s390x: Align vector registers to 16 bytes, David Hildenbrand, 2019/06/05
- [Qemu-devel] [PULL SUBSYSTEM s390x 24/33] s390x/tcg: Implement VECTOR FP MULTIPLY AND (ADD|SUBTRACT), David Hildenbrand, 2019/06/05