xxinsertw: VSX Vector Insert Word
Signed-off-by: Nikunj A Dadhania <nik...@linux.vnet.ibm.com>
---
target-ppc/helper.h | 1 +
target-ppc/int_helper.c | 30 ++++++++++++++++++++++++++++++
target-ppc/translate/vsx-impl.inc.c | 5 +++--
target-ppc/translate/vsx-ops.inc.c | 1 +
4 files changed, 35 insertions(+), 2 deletions(-)
diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 940f81c..9f812c8 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -537,6 +537,7 @@ DEF_HELPER_2(xvrspim, void, env, i32)
DEF_HELPER_2(xvrspip, void, env, i32)
DEF_HELPER_2(xvrspiz, void, env, i32)
DEF_HELPER_4(xxextractuw, void, env, tl, tl, i32)
+DEF_HELPER_4(xxinsertw, void, env, tl, tl, i32)
DEF_HELPER_2(efscfsi, i32, env, i32)
DEF_HELPER_2(efscfui, i32, env, i32)
diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c
index d7f50bd..876ce04 100644
--- a/target-ppc/int_helper.c
+++ b/target-ppc/int_helper.c
@@ -2066,6 +2066,36 @@ void helper_##name(CPUPPCState *env, target_ulong xtn,
\
XXEXTRACT(xxextractuw, u32)
#undef XXEXTRACT
+#if defined(HOST_WORDS_BIGENDIAN)
+#define XXINSERT(name, element) \
+void helper_##name(CPUPPCState *env, target_ulong xtn, \
+ target_ulong xbn, uint32_t index) \
+{ \
+ ppc_vsr_t xt, xb; \
+ \
+ getVSR(xbn, &xb, env); \
+ getVSR(xtn, &xt, env); \
+ memmove(&xt.u8[index], &xb.u8[8 - sizeof(xt.element)], \
+ sizeof(xt.element[0])); \
+ putVSR(xtn, &xt, env); \
+}
+#else
+#define XXINSERT(name, element) \
+void helper_##name(CPUPPCState *env, target_ulong xtn, \
+ target_ulong xbn, uint32_t index) \
+{ \
+ ppc_vsr_t xt, xb; \
+ uint32_t d = (16 - index) - sizeof(xt.element[0]); \
+ \
+ getVSR(xbn, &xb, env); \
+ getVSR(xtn, &xt, env); \
+ memmove(&xt.u8[d], &xb.u8[8], sizeof(xt.element[0])); \
+ putVSR(xtn, &xt, env); \
+}
+#endif
+XXINSERT(xxinsertw, u32)
+#undef XXINSERT
+
#define VEXT_SIGNED(name, element, mask, cast, recast) \
void helper_##name(ppc_avr_t *r, ppc_avr_t *b) \
{ \
diff --git a/target-ppc/translate/vsx-impl.inc.c
b/target-ppc/translate/vsx-impl.inc.c
index e978b7e..07f1904 100644
--- a/target-ppc/translate/vsx-impl.inc.c
+++ b/target-ppc/translate/vsx-impl.inc.c
@@ -1127,7 +1127,7 @@ static void gen_xxsldwi(DisasContext *ctx)
tcg_temp_free_i64(xtl);
}
-#define VSX_EXTRACT(name) \
+#define VSX_EXTRACT_INSERT(name) \
static void gen_##name(DisasContext *ctx) \
{ \
TCGv xt, xb; \
@@ -1147,7 +1147,8 @@ static void gen_##name(DisasContext *ctx)
\
tcg_temp_free_i32(t0); \
}
-VSX_EXTRACT(xxextractuw)
+VSX_EXTRACT_INSERT(xxextractuw)
+VSX_EXTRACT_INSERT(xxinsertw)
#undef GEN_XX2FORM
#undef GEN_XX3FORM
diff --git a/target-ppc/translate/vsx-ops.inc.c
b/target-ppc/translate/vsx-ops.inc.c
index 1f35365..1285e0b 100644
--- a/target-ppc/translate/vsx-ops.inc.c
+++ b/target-ppc/translate/vsx-ops.inc.c
@@ -272,6 +272,7 @@ GEN_XX2FORM(xxspltw, 0x08, 0x0A, PPC2_VSX),
GEN_XX1FORM(xxspltib, 0x08, 0x0B, PPC2_ISA300),
GEN_XX3FORM_DM(xxsldwi, 0x08, 0x00),
GEN_XX2FORM_EXT(xxextractuw, 0x0A, 0x0A, PPC2_ISA300),
+GEN_XX2FORM_EXT(xxinsertw, 0x0A, 0x0B, PPC2_ISA300),
#define GEN_XXSEL_ROW(opc3) \
GEN_HANDLER2_E(xxsel, "xxsel", 0x3C, 0x18, opc3, 0, PPC_NONE, PPC2_VSX), \
--
2.7.4
