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[Qemu-arm] [PATCH v2 32/42] target/arm: Convert VMOV (register) to decod
From: |
Peter Maydell |
Subject: |
[Qemu-arm] [PATCH v2 32/42] target/arm: Convert VMOV (register) to decodetree |
Date: |
Tue, 11 Jun 2019 11:53:41 +0100 |
Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
target/arm/translate-vfp.inc.c | 10 ++++++++++
target/arm/translate.c | 8 +-------
target/arm/vfp.decode | 5 +++++
3 files changed, 16 insertions(+), 7 deletions(-)
diff --git a/target/arm/translate-vfp.inc.c b/target/arm/translate-vfp.inc.c
index ae2f77a873b..a7e4ae31985 100644
--- a/target/arm/translate-vfp.inc.c
+++ b/target/arm/translate-vfp.inc.c
@@ -1889,6 +1889,16 @@ static bool trans_VMOV_imm_dp(DisasContext *s,
arg_VMOV_imm_dp *a)
return true;
}
+static bool trans_VMOV_reg_sp(DisasContext *s, arg_VMOV_reg_sp *a)
+{
+ return do_vfp_2op_sp(s, tcg_gen_mov_i32, a->vd, a->vm);
+}
+
+static bool trans_VMOV_reg_dp(DisasContext *s, arg_VMOV_reg_dp *a)
+{
+ return do_vfp_2op_dp(s, tcg_gen_mov_i64, a->vd, a->vm);
+}
+
static bool trans_VABS_sp(DisasContext *s, arg_VABS_sp *a)
{
return do_vfp_2op_sp(s, gen_helper_vfp_abss, a->vd, a->vm);
diff --git a/target/arm/translate.c b/target/arm/translate.c
index ce805f0ab28..ad723466b18 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -3090,7 +3090,7 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn)
return 1;
case 15:
switch (rn) {
- case 1 ... 3:
+ case 0 ... 3:
/* Already handled by decodetree */
return 1;
default:
@@ -3103,9 +3103,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn)
if (op == 15) {
/* rn is opcode, encoded as per VFP_SREG_N. */
switch (rn) {
- case 0x00: /* vmov */
- break;
-
case 0x04: /* vcvtb.f64.f16, vcvtb.f32.f16 */
case 0x05: /* vcvtt.f64.f16, vcvtt.f32.f16 */
/*
@@ -3278,9 +3275,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn)
switch (op) {
case 15: /* extension space */
switch (rn) {
- case 0: /* cpy */
- /* no-op */
- break;
case 4: /* vcvtb.f32.f16, vcvtb.f64.f16 */
{
TCGv_ptr fpst = get_fpstatus_ptr(false);
diff --git a/target/arm/vfp.decode b/target/arm/vfp.decode
index 2780e1ed9ea..b72ab8b8067 100644
--- a/target/arm/vfp.decode
+++ b/target/arm/vfp.decode
@@ -157,6 +157,11 @@ VMOV_imm_sp ---- 1110 1.11 imm4h:4 .... 1010 0000 imm4l:4
\
VMOV_imm_dp ---- 1110 1.11 imm4h:4 .... 1011 0000 imm4l:4 \
vd=%vd_dp
+VMOV_reg_sp ---- 1110 1.11 0000 .... 1010 01.0 .... \
+ vd=%vd_sp vm=%vm_sp
+VMOV_reg_dp ---- 1110 1.11 0000 .... 1011 01.0 .... \
+ vd=%vd_dp vm=%vm_dp
+
VABS_sp ---- 1110 1.11 0000 .... 1010 11.0 .... \
vd=%vd_sp vm=%vm_sp
VABS_dp ---- 1110 1.11 0000 .... 1011 11.0 .... \
--
2.20.1
- [Qemu-arm] [PATCH v2 16/42] target/arm: Convert the VFP load/store multiple insns to decodetree, (continued)
- [Qemu-arm] [PATCH v2 16/42] target/arm: Convert the VFP load/store multiple insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 24/42] target/arm: Convert VADD to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 21/42] target/arm: Convert VFP VNMLA to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 18/42] target/arm: Convert VFP VMLA to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 19/42] target/arm: Convert VFP VMLS to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 27/42] target/arm: Convert VFP fused multiply-add insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 23/42] target/arm: Convert VNMUL to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 25/42] target/arm: Convert VSUB to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 20/42] target/arm: Convert VFP VNMLS to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 38/42] target/arm: Convert integer-to-float insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 32/42] target/arm: Convert VMOV (register) to decodetree,
Peter Maydell <=
- [Qemu-arm] [PATCH v2 30/42] target/arm: Convert VNEG to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 26/42] target/arm: Convert VDIV to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 36/42] target/arm: Convert VFP round insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 34/42] target/arm: Convert the VCVT-from-f16 insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 33/42] target/arm: Convert VFP comparison insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 40/42] target/arm: Convert VCVT fp/fixed-point conversion insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 37/42] target/arm: Convert double-single precision conversion insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 41/42] target/arm: Convert float-to-integer VCVT insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 35/42] target/arm: Convert the VCVT-to-f16 insns to decodetree, Peter Maydell, 2019/06/11
- [Qemu-arm] [PATCH v2 39/42] target/arm: Convert VJCVT to decodetree, Peter Maydell, 2019/06/11