qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Qemu-devel] [PULL 24/67] target-ppc: implement xsnegqp instruction


From: David Gibson
Subject: [Qemu-devel] [PULL 24/67] target-ppc: implement xsnegqp instruction
Date: Thu, 12 Jan 2017 13:02:44 +1100

From: Nikunj A Dadhania <address@hidden>

xsnegqp: VSX Scalar Negate Quad-Precision

Signed-off-by: Nikunj A Dadhania <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
 target/ppc/translate/vsx-impl.inc.c | 4 ++++
 target/ppc/translate/vsx-ops.inc.c  | 1 +
 2 files changed, 5 insertions(+)

diff --git a/target/ppc/translate/vsx-impl.inc.c 
b/target/ppc/translate/vsx-impl.inc.c
index 808ee48..e74e16e 100644
--- a/target/ppc/translate/vsx-impl.inc.c
+++ b/target/ppc/translate/vsx-impl.inc.c
@@ -633,6 +633,9 @@ static void glue(gen_, name)(DisasContext *ctx)             
      \
     case OP_NABS:                                                 \
         tcg_gen_or_i64(xbh, xbh, sgm);                            \
         break;                                                    \
+    case OP_NEG:                                                  \
+        tcg_gen_xor_i64(xbh, xbh, sgm);                           \
+        break;                                                    \
     }                                                             \
     tcg_gen_mov_i64(cpu_vsrh(xt), xbh);                           \
     tcg_gen_mov_i64(cpu_vsrl(xt), xbl);                           \
@@ -643,6 +646,7 @@ static void glue(gen_, name)(DisasContext *ctx)             
      \
 
 VSX_SCALAR_MOVE_QP(xsabsqp, OP_ABS, SGN_MASK_DP)
 VSX_SCALAR_MOVE_QP(xsnabsqp, OP_NABS, SGN_MASK_DP)
+VSX_SCALAR_MOVE_QP(xsnegqp, OP_NEG, SGN_MASK_DP)
 
 #define VSX_VECTOR_MOVE(name, op, sgn_mask)                      \
 static void glue(gen_, name)(DisasContext * ctx)                 \
diff --git a/target/ppc/translate/vsx-ops.inc.c 
b/target/ppc/translate/vsx-ops.inc.c
index daf6a56..f7132b4 100644
--- a/target/ppc/translate/vsx-ops.inc.c
+++ b/target/ppc/translate/vsx-ops.inc.c
@@ -98,6 +98,7 @@ GEN_XX3FORM(xscpsgndp, 0x00, 0x16, PPC2_VSX),
 
 GEN_VSX_XFORM_300_EO(xsabsqp, 0x04, 0x19, 0x00, 0x00000001),
 GEN_VSX_XFORM_300_EO(xsnabsqp, 0x04, 0x19, 0x08, 0x00000001),
+GEN_VSX_XFORM_300_EO(xsnegqp, 0x04, 0x19, 0x10, 0x00000001),
 
 GEN_XX2FORM(xvabsdp, 0x12, 0x1D, PPC2_VSX),
 GEN_XX2FORM(xvnabsdp, 0x12, 0x1E, PPC2_VSX),
-- 
2.9.3




reply via email to

[Prev in Thread] Current Thread [Next in Thread]