[PATCH v3 02/11] target/s390x: vxeh2: vector convert short/32b

[Richard Henderson <richard.henderson@linaro.org>]

From: David Miller <dmiller423@gmail.com>

Signed-off-by: David Miller <dmiller423@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220307020327.3003-2-dmiller423@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/s390x/helper.h               |  4 +++
 target/s390x/tcg/vec_fpu_helper.c   | 31 ++++++++++++++++++++
 target/s390x/tcg/translate_vx.c.inc | 44 ++++++++++++++++++++++++++---
 3 files changed, 75 insertions(+), 4 deletions(-)

diff --git a/target/s390x/helper.h b/target/s390x/helper.h
index 69f69cf718..7cbcbd7f0b 100644
--- a/target/s390x/helper.h
+++ b/target/s390x/helper.h
@@ -275,6 +275,10 @@ DEF_HELPER_FLAGS_5(gvec_vfche64, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env, i32
 DEF_HELPER_5(gvec_vfche64_cc, void, ptr, cptr, cptr, env, i32)
 DEF_HELPER_FLAGS_5(gvec_vfche128, TCG_CALL_NO_WG, void, ptr, cptr, cptr, env, i32)
 DEF_HELPER_5(gvec_vfche128_cc, void, ptr, cptr, cptr, env, i32)
+DEF_HELPER_FLAGS_4(gvec_vcdg32, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
+DEF_HELPER_FLAGS_4(gvec_vcdlg32, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
+DEF_HELPER_FLAGS_4(gvec_vcgd32, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
+DEF_HELPER_FLAGS_4(gvec_vclgd32, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
 DEF_HELPER_FLAGS_4(gvec_vcdg64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
 DEF_HELPER_FLAGS_4(gvec_vcdlg64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
 DEF_HELPER_FLAGS_4(gvec_vcgd64, TCG_CALL_NO_WG, void, ptr, cptr, env, i32)
diff --git a/target/s390x/tcg/vec_fpu_helper.c b/target/s390x/tcg/vec_fpu_helper.c
index 1a77993471..6834dbc540 100644
--- a/target/s390x/tcg/vec_fpu_helper.c
+++ b/target/s390x/tcg/vec_fpu_helper.c
@@ -176,6 +176,30 @@ static void vop128_2(S390Vector *v1, const S390Vector *v2, CPUS390XState *env,
     *v1 = tmp;
 }
 
+static float32 vcdg32(float32 a, float_status *s)
+{
+    return int32_to_float32(a, s);
+}
+
+static float32 vcdlg32(float32 a, float_status *s)
+{
+    return uint32_to_float32(a, s);
+}
+
+static float32 vcgd32(float32 a, float_status *s)
+{
+    const float32 tmp = float32_to_int32(a, s);
+
+    return float32_is_any_nan(a) ? INT32_MIN : tmp;
+}
+
+static float32 vclgd32(float32 a, float_status *s)
+{
+    const float32 tmp = float32_to_uint32(a, s);
+
+    return float32_is_any_nan(a) ? 0 : tmp;
+}
+
 static float64 vcdg64(float64 a, float_status *s)
 {
     return int64_to_float64(a, s);
@@ -211,6 +235,9 @@ void HELPER(gvec_##NAME##BITS)(void *v1, const void *v2, CPUS390XState *env,   \
     vop##BITS##_2(v1, v2, env, se, XxC, erm, FN, GETPC());                     \
 }
 
+#define DEF_GVEC_VOP2_32(NAME)                                                 \
+DEF_GVEC_VOP2_FN(NAME, NAME##32, 32)
+
 #define DEF_GVEC_VOP2_64(NAME)                                                 \
 DEF_GVEC_VOP2_FN(NAME, NAME##64, 64)
 
@@ -219,6 +246,10 @@ DEF_GVEC_VOP2_FN(NAME, float32_##OP, 32)                                       \
 DEF_GVEC_VOP2_FN(NAME, float64_##OP, 64)                                       \
 DEF_GVEC_VOP2_FN(NAME, float128_##OP, 128)
 
+DEF_GVEC_VOP2_32(vcdg)
+DEF_GVEC_VOP2_32(vcdlg)
+DEF_GVEC_VOP2_32(vcgd)
+DEF_GVEC_VOP2_32(vclgd)
 DEF_GVEC_VOP2_64(vcdg)
 DEF_GVEC_VOP2_64(vcdlg)
 DEF_GVEC_VOP2_64(vcgd)
diff --git a/target/s390x/tcg/translate_vx.c.inc b/target/s390x/tcg/translate_vx.c.inc
index 98eb7710a4..ea28e40d4f 100644
--- a/target/s390x/tcg/translate_vx.c.inc
+++ b/target/s390x/tcg/translate_vx.c.inc
@@ -2720,23 +2720,59 @@ static DisasJumpType op_vcdg(DisasContext *s, DisasOps *o)
 
     switch (s->fields.op2) {
     case 0xc3:
-        if (fpf == FPF_LONG) {
+        switch (fpf) {
+        case FPF_LONG:
             fn = gen_helper_gvec_vcdg64;
+            break;
+        case FPF_SHORT:
+            if (s390_has_feat(S390_FEAT_VECTOR_ENH2)) {
+                fn = gen_helper_gvec_vcdg32;
+            }
+            break;
+        default:
+            break;
         }
         break;
     case 0xc1:
-        if (fpf == FPF_LONG) {
+        switch (fpf) {
+        case FPF_LONG:
             fn = gen_helper_gvec_vcdlg64;
+            break;
+        case FPF_SHORT:
+            if (s390_has_feat(S390_FEAT_VECTOR_ENH2)) {
+                fn = gen_helper_gvec_vcdlg32;
+            }
+            break;
+        default:
+            break;
         }
         break;
     case 0xc2:
-        if (fpf == FPF_LONG) {
+        switch (fpf) {
+        case FPF_LONG:
             fn = gen_helper_gvec_vcgd64;
+            break;
+        case FPF_SHORT:
+            if (s390_has_feat(S390_FEAT_VECTOR_ENH2)) {
+                fn = gen_helper_gvec_vcgd32;
+            }
+            break;
+        default:
+            break;
         }
         break;
     case 0xc0:
-        if (fpf == FPF_LONG) {
+        switch (fpf) {
+        case FPF_LONG:
             fn = gen_helper_gvec_vclgd64;
+            break;
+        case FPF_SHORT:
+            if (s390_has_feat(S390_FEAT_VECTOR_ENH2)) {
+                fn = gen_helper_gvec_vclgd32;
+            }
+            break;
+        default:
+            break;
         }
         break;
     case 0xc7:
-- 
2.25.1