From: Matheus Ferst <matheus.fe...@eldorado.org.br>
Signed-off-by: Matheus Ferst <matheus.fe...@eldorado.org.br>
---
target/ppc/helper.h | 1 +
target/ppc/insn32.decode | 1 +
target/ppc/int_helper.c | 18 ++++++++++++++++++
target/ppc/translate/fixedpoint-impl.c.inc | 12 ++++++++++++
4 files changed, 32 insertions(+)
diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index 115bdf474a..4a87e1258b 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -49,6 +49,7 @@ DEF_HELPER_3(sraw, tl, env, tl, tl)
DEF_HELPER_FLAGS_2(cfuged, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(CNTLZDM, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(CNTTZDM, TCG_CALL_NO_RWG_SE, i64, i64, i64)
+DEF_HELPER_FLAGS_2(PDEPD, TCG_CALL_NO_RWG_SE, i64, i64, i64)
#if defined(TARGET_PPC64)
DEF_HELPER_FLAGS_2(cmpeqb, TCG_CALL_NO_RWG_SE, i32, tl, tl)
DEF_HELPER_FLAGS_1(popcntw, TCG_CALL_NO_RWG_SE, tl, tl)
diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode
index 3d692e9e6a..ff70b3e863 100644
--- a/target/ppc/insn32.decode
+++ b/target/ppc/insn32.decode
@@ -205,6 +205,7 @@ ADDPCIS 010011 ..... ..... .......... 00010 . @DX
CFUGED 011111 ..... ..... ..... 0011011100 - @X
CNTLZDM 011111 ..... ..... ..... 0000111011 - @X
CNTTZDM 011111 ..... ..... ..... 1000111011 - @X
+PDEPD 011111 ..... ..... ..... 0010011100 - @X
### Float-Point Load Instructions
diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index efda78ed8e..ba8ff1a475 100644
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -420,6 +420,24 @@ uint64_t helper_CNTTZDM(uint64_t src, uint64_t mask)
return count;
}
+uint64_t helper_PDEPD(uint64_t src, uint64_t mask)
+{
+ int i, o;
+ uint64_t result = 0;
+
+ if (mask == -1) {
+ return src;
+ }
+
+ for (i = 0; mask != 0; i++) {
+ o = ctz64(mask);
+ mask &= mask - 1;
+ result |= ((src >> i) & 1) << o;
+ }
+
+ return result;
+}
+
/*****************************************************************************/
/* PowerPC 601 specific instructions (POWER bridge) */
target_ulong helper_div(CPUPPCState *env, target_ulong arg1, target_ulong arg2)
diff --git a/target/ppc/translate/fixedpoint-impl.c.inc
b/target/ppc/translate/fixedpoint-impl.c.inc
index 8c66fca96a..c86b4621b8 100644
--- a/target/ppc/translate/fixedpoint-impl.c.inc
+++ b/target/ppc/translate/fixedpoint-impl.c.inc
@@ -439,3 +439,15 @@ static bool trans_CNTTZDM(DisasContext *ctx, arg_X *a)
#endif
return true;
}
+
+static bool trans_PDEPD(DisasContext *ctx, arg_X *a)
+{
+ REQUIRE_64BIT(ctx);
+ REQUIRE_INSNS_FLAGS2(ctx, ISA310);
+#if defined(TARGET_PPC64)
+ gen_helper_PDEPD(cpu_gpr[a->ra], cpu_gpr[a->rt], cpu_gpr[a->rb]);
+#else
+ qemu_build_not_reached();
+#endif
+ return true;
+}
--
2.25.1
