diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode
index d66c67ca58..4c2f8c770d 100644
--- a/target/arm/neon-dp.decode
+++ b/target/arm/neon-dp.decode
@@ -180,5 +180,8 @@ VADD_fp_3s 1111 001 0 0 . 0 . .... .... 1101 ... 0 .... @3same_fp
VSUB_fp_3s 1111 001 0 0 . 1 . .... .... 1101 ... 0 .... @3same_fp
VPADD_fp_3s 1111 001 1 0 . 0 . .... .... 1101 ... 0 .... @3same_fp_q0
VABD_fp_3s 1111 001 1 0 . 1 . .... .... 1101 ... 0 .... @3same_fp
+VMLA_fp_3s 1111 001 0 0 . 0 . .... .... 1101 ... 1 .... @3same_fp
+VMLS_fp_3s 1111 001 0 0 . 1 . .... .... 1101 ... 1 .... @3same_fp
+VMUL_fp_3s 1111 001 1 0 . 0 . .... .... 1101 ... 1 .... @3same_fp
VPMAX_fp_3s 1111 001 1 0 . 0 . .... .... 1111 ... 0 .... @3same_fp_q0
VPMIN_fp_3s 1111 001 1 0 . 1 . .... .... 1111 ... 0 .... @3same_fp_q0
diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c
index 7bdf1e3fee..18896598bb 100644
--- a/target/arm/translate-neon.inc.c
+++ b/target/arm/translate-neon.inc.c
@@ -1022,6 +1022,55 @@ DO_3SAME_PAIR(VPADD, padd_u)
DO_3SAME_VQDMULH(VQDMULH, qdmulh)
DO_3SAME_VQDMULH(VQRDMULH, qrdmulh)
+static bool do_3same_fp(DisasContext *s, arg_3same *a, VFPGen3OpSPFn *fn,
+ bool reads_vd)
+{
+ /*
+ * FP operations handled elementwise 32 bits at a time.
+ * If reads_vd is true then the old value of Vd will be
+ * loaded before calling the callback function. This is
+ * used for multiply-accumulate type operations.
+ */
+ TCGv_i32 tmp, tmp2;
+ int pass;
+
+ if (!arm_dc_feature(s, ARM_FEATURE_NEON)) {
+ return false;
+ }
+
+ /* UNDEF accesses to D16-D31 if they don't exist. */
+ if (!dc_isar_feature(aa32_simd_r32, s) &&
+ ((a->vd | a->vn | a->vm) & 0x10)) {
+ return false;
+ }
+
+ if ((a->vn | a->vm | a->vd) & a->q) {
+ return false;
+ }
+
+ if (!vfp_access_check(s)) {
+ return true;
+ }
+
+ TCGv_ptr fpstatus = get_fpstatus_ptr(1);
+ for (pass = 0; pass < (a->q ? 4 : 2); pass++) {
+ tmp = neon_load_reg(a->vn, pass);
+ tmp2 = neon_load_reg(a->vm, pass);
+ if (reads_vd) {
+ TCGv_i32 tmp_rd = neon_load_reg(a->vd, pass);
+ fn(tmp_rd, tmp, tmp2, fpstatus);
+ neon_store_reg(a->vd, pass, tmp_rd);
+ tcg_temp_free_i32(tmp);
+ } else {
+ fn(tmp, tmp, tmp2, fpstatus);
+ neon_store_reg(a->vd, pass, tmp);
+ }
+ tcg_temp_free_i32(tmp2);
+ }
+ tcg_temp_free_ptr(fpstatus);
+ return true;
+}
+
/*
* For all the functions using this macro, size == 1 means fp16,
* which is an architecture extension we don't implement yet.
@@ -1049,6 +1098,38 @@ DO_3SAME_VQDMULH(VQRDMULH, qrdmulh)
DO_3S_FP_GVEC(VADD, gen_helper_gvec_fadd_s)
DO_3S_FP_GVEC(VSUB, gen_helper_gvec_fsub_s)
DO_3S_FP_GVEC(VABD, gen_helper_gvec_fabd_s)
+DO_3S_FP_GVEC(VMUL, gen_helper_gvec_fmul_s)
+
+/*
+ * For all the functions using this macro, size == 1 means fp16,
+ * which is an architecture extension we don't implement yet.
+ */
+#define DO_3S_FP(INSN,FUNC,READS_VD) \
+ static bool trans_##INSN##_fp_3s(DisasContext *s, arg_3same *a) \
+ { \
+ if (a->size != 0) { \
+ /* TODO fp16 support */ \
+ return false; \
+ } \
+ return do_3same_fp(s, a, FUNC, READS_VD); \
+ }
+
+static void gen_VMLA_fp_3s(TCGv_i32 vd, TCGv_i32 vn, TCGv_i32 vm,
+ TCGv_ptr fpstatus)
+{
+ gen_helper_vfp_muls(vn, vn, vm, fpstatus);
+ gen_helper_vfp_adds(vd, vd, vn, fpstatus);
+}
+
+static void gen_VMLS_fp_3s(TCGv_i32 vd, TCGv_i32 vn, TCGv_i32 vm,
+ TCGv_ptr fpstatus)
+{
+ gen_helper_vfp_muls(vn, vn, vm, fpstatus);
+ gen_helper_vfp_subs(vd, vd, vn, fpstatus);
+}
+
+DO_3S_FP(VMLA, gen_VMLA_fp_3s, true)
+DO_3S_FP(VMLS, gen_VMLS_fp_3s, true)
static bool do_3same_fp_pair(DisasContext *s, arg_3same *a, VFPGen3OpSPFn *fn)
{
diff --git a/target/arm/translate.c b/target/arm/translate.c
index ca6ed09ec3..06b6925d31 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -5433,6 +5433,7 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
case NEON_3R_VPADD_VQRDMLAH:
case NEON_3R_VQDMULH_VQRDMULH:
case NEON_3R_FLOAT_ARITH:
+ case NEON_3R_FLOAT_MULTIPLY:
/* Already handled by decodetree */
return 1;
}
@@ -5479,22 +5480,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn)
tmp = neon_load_reg(rn, pass);
tmp2 = neon_load_reg(rm, pass);
switch (op) {
- case NEON_3R_FLOAT_MULTIPLY:
- {
- TCGv_ptr fpstatus = get_fpstatus_ptr(1);
- gen_helper_vfp_muls(tmp, tmp, tmp2, fpstatus);
- if (!u) {
- tcg_temp_free_i32(tmp2);
- tmp2 = neon_load_reg(rd, pass);
- if (size == 0) {
- gen_helper_vfp_adds(tmp, tmp, tmp2, fpstatus);
- } else {
- gen_helper_vfp_subs(tmp, tmp2, tmp, fpstatus);
- }
- }
- tcg_temp_free_ptr(fpstatus);
- break;
- }
case NEON_3R_FLOAT_CMP:
{
TCGv_ptr fpstatus = get_fpstatus_ptr(1);