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[Qemu-devel] [PULL 25/67] target-ppc: implement xscpsgnqp instruction
From: |
David Gibson |
Subject: |
[Qemu-devel] [PULL 25/67] target-ppc: implement xscpsgnqp instruction |
Date: |
Thu, 12 Jan 2017 13:02:45 +1100 |
From: Nikunj A Dadhania <address@hidden>
xscpsgnqp: VSX Scalar Copy Sign Quad-Precision
Signed-off-by: Nikunj A Dadhania <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
target/ppc/translate/vsx-impl.inc.c | 12 +++++++++++-
target/ppc/translate/vsx-ops.inc.c | 1 +
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/target/ppc/translate/vsx-impl.inc.c
b/target/ppc/translate/vsx-impl.inc.c
index e74e16e..90d26a2 100644
--- a/target/ppc/translate/vsx-impl.inc.c
+++ b/target/ppc/translate/vsx-impl.inc.c
@@ -612,9 +612,10 @@ VSX_SCALAR_MOVE(xscpsgndp, OP_CPSGN, SGN_MASK_DP)
#define VSX_SCALAR_MOVE_QP(name, op, sgn_mask) \
static void glue(gen_, name)(DisasContext *ctx) \
{ \
+ int xa; \
int xt = rD(ctx->opcode) + 32; \
int xb = rB(ctx->opcode) + 32; \
- TCGv_i64 xbh, xbl, sgm; \
+ TCGv_i64 xah, xbh, xbl, sgm; \
\
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
@@ -636,6 +637,14 @@ static void glue(gen_, name)(DisasContext *ctx)
\
case OP_NEG: \
tcg_gen_xor_i64(xbh, xbh, sgm); \
break; \
+ case OP_CPSGN: \
+ xah = tcg_temp_new_i64(); \
+ xa = rA(ctx->opcode) + 32; \
+ tcg_gen_and_i64(xah, cpu_vsrh(xa), sgm); \
+ tcg_gen_andc_i64(xbh, xbh, sgm); \
+ tcg_gen_or_i64(xbh, xbh, xah); \
+ tcg_temp_free_i64(xah); \
+ break; \
} \
tcg_gen_mov_i64(cpu_vsrh(xt), xbh); \
tcg_gen_mov_i64(cpu_vsrl(xt), xbl); \
@@ -647,6 +656,7 @@ 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)
+VSX_SCALAR_MOVE_QP(xscpsgnqp, OP_CPSGN, 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 f7132b4..68fa171 100644
--- a/target/ppc/translate/vsx-ops.inc.c
+++ b/target/ppc/translate/vsx-ops.inc.c
@@ -99,6 +99,7 @@ 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_VSX_XFORM_300(xscpsgnqp, 0x04, 0x03, 0x00000001),
GEN_XX2FORM(xvabsdp, 0x12, 0x1D, PPC2_VSX),
GEN_XX2FORM(xvnabsdp, 0x12, 0x1E, PPC2_VSX),
--
2.9.3
- [Qemu-devel] [PULL 11/67] target-ppc: Implement bcdctsq. instruction, (continued)
- [Qemu-devel] [PULL 11/67] target-ppc: Implement bcdctsq. instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 10/67] target-ppc: Implement bcdcfsq. instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 05/67] target-ppc: Add xscmpexp[dp, qp] instructions, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 08/67] target-ppc: implement stxsd and stxssp, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 13/67] target-ppc: Implement bcdsetsgn. instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 07/67] target-ppc: implement lxsd and lxssp instructions, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 24/67] target-ppc: implement xsnegqp instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 23/67] target-ppc: Implement bcd_is_valid function, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 14/67] target-ppc: add vextu[bhw][lr]x instructions, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 21/67] target-ppc: implement stop instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 25/67] target-ppc: implement xscpsgnqp instruction,
David Gibson <=
- [Qemu-devel] [PULL 16/67] pseries: Make cpu_update during CAS unconditional, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 18/67] ppc: Rename cpu_version to compat_pvr, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 22/67] target-ppc: implement xsabsqp/xsnabsqp instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 19/67] ppc/spapr: implement H_SIGNAL_SYS_RESET, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 33/67] pseries: Add pseries-2.9 machine type, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 26/67] target-ppc: Add xxperm and xxpermr instructions, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 29/67] target-ppc: implement stxvl instruction, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 31/67] hw/ppc/spapr: Fix boot path of usb-host storage devices, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 42/67] hw/gpio: QOM'ify mpc8xxx.c, David Gibson, 2017/01/11
- [Qemu-devel] [PULL 38/67] qtest: add display-vga-test to ppc64, David Gibson, 2017/01/11