[Qemu-devel] [PATCH 08/42] target-ppc: add v{min, max}{s, u}{b, h, w} instructions.

[Nathan Froyd]

Signed-off-by: Nathan Froyd <address@hidden>
---
 target-ppc/helper.h    |   12 ++++++++++++
 target-ppc/op_helper.c |   23 +++++++++++++++++++++++
 target-ppc/translate.c |   12 ++++++++++++
 3 files changed, 47 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 214bbf1..196106e 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -111,6 +111,18 @@ DEF_HELPER_3(vavguw, void, avr, avr, avr)
 DEF_HELPER_3(vavgsb, void, avr, avr, avr)
 DEF_HELPER_3(vavgsh, void, avr, avr, avr)
 DEF_HELPER_3(vavgsw, void, avr, avr, avr)
+DEF_HELPER_3(vminsb, void, avr, avr, avr)
+DEF_HELPER_3(vminsh, void, avr, avr, avr)
+DEF_HELPER_3(vminsw, void, avr, avr, avr)
+DEF_HELPER_3(vmaxsb, void, avr, avr, avr)
+DEF_HELPER_3(vmaxsh, void, avr, avr, avr)
+DEF_HELPER_3(vmaxsw, void, avr, avr, avr)
+DEF_HELPER_3(vminub, void, avr, avr, avr)
+DEF_HELPER_3(vminuh, void, avr, avr, avr)
+DEF_HELPER_3(vminuw, void, avr, avr, avr)
+DEF_HELPER_3(vmaxub, void, avr, avr, avr)
+DEF_HELPER_3(vmaxuh, void, avr, avr, avr)
+DEF_HELPER_3(vmaxuw, void, avr, avr, avr)
 
 DEF_HELPER_1(efscfsi, i32, i32)
 DEF_HELPER_1(efscfui, i32, i32)
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 49c7256..8f74286 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2066,6 +2066,29 @@ VAVG(w, s32, int64_t, u32, uint64_t)
 #undef VAVG_DO
 #undef VAVG
 
+#define VMINMAX_DO(name, compare, element)                              \
+    void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)      \
+    {                                                                   \
+        VECTOR_FOR (element) {                                          \
+            if (a->element[i] compare b->element[i]) {                  \
+                r->element[i] = b->element[i];                          \
+            } else {                                                    \
+                r->element[i] = a->element[i];                          \
+            }                                                           \
+        }                                                               \
+    }
+#define VMINMAX(suffix, element)                \
+  VMINMAX_DO(min##suffix, >, element)           \
+  VMINMAX_DO(max##suffix, <, element)
+VMINMAX(sb, s8)
+VMINMAX(sh, s16)
+VMINMAX(sw, s32)
+VMINMAX(ub, u8)
+VMINMAX(uh, u16)
+VMINMAX(uw, u32)
+#undef VMINMAX_DO
+#undef VMINMAX
+
 #undef VECTOR_FOR
 #undef VECTOR_FOR_I
 #undef VECTOR_FOR_INORDER_I
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index fbc9f9a..0266942 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6157,6 +6157,18 @@ GEN_VXFORM(vadduwm, 128);
 GEN_VXFORM(vsububm, 1024);
 GEN_VXFORM(vsubuhm, 1088);
 GEN_VXFORM(vsubuwm, 1152);
+GEN_VXFORM(vmaxub, 2);
+GEN_VXFORM(vmaxuh, 66);
+GEN_VXFORM(vmaxuw, 130);
+GEN_VXFORM(vmaxsb, 258);
+GEN_VXFORM(vmaxsh, 322);
+GEN_VXFORM(vmaxsw, 386);
+GEN_VXFORM(vminub, 514);
+GEN_VXFORM(vminuh, 578);
+GEN_VXFORM(vminuw, 642);
+GEN_VXFORM(vminsb, 770);
+GEN_VXFORM(vminsh, 834);
+GEN_VXFORM(vminsw, 898);
 GEN_VXFORM(vavgub, 1026);
 GEN_VXFORM(vavguh, 1090);
 GEN_VXFORM(vavguw, 1154);
-- 
1.6.0.5