diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2019-06-11 16:39:48 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-06-13 15:14:05 +0100 |
| commit | ce28b303716e7eca3f3765bf6776d722ebbe1122 (patch) | |
| tree | 08563c890f3d6d0cc52eabce399b2a21ee7f9358 /target | |
| parent | 43c4be1236c105090d134540da1036073d157cd4 (diff) | |
target/arm: Convert VADD to decodetree
Convert the VADD instruction to decodetree.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target')
| -rw-r--r-- | target/arm/translate-vfp.inc.c | 10 | ||||
| -rw-r--r-- | target/arm/translate.c | 6 | ||||
| -rw-r--r-- | target/arm/vfp.decode | 5 |
3 files changed, 16 insertions, 5 deletions
diff --git a/target/arm/translate-vfp.inc.c b/target/arm/translate-vfp.inc.c index 4c684f033b..14aeb25f59 100644 --- a/target/arm/translate-vfp.inc.c +++ b/target/arm/translate-vfp.inc.c @@ -1451,3 +1451,13 @@ static bool trans_VNMUL_dp(DisasContext *s, arg_VNMUL_sp *a) { return do_vfp_3op_dp(s, gen_VNMUL_dp, a->vd, a->vn, a->vm, false); } + +static bool trans_VADD_sp(DisasContext *s, arg_VADD_sp *a) +{ + return do_vfp_3op_sp(s, gen_helper_vfp_adds, a->vd, a->vn, a->vm, false); +} + +static bool trans_VADD_dp(DisasContext *s, arg_VADD_sp *a) +{ + return do_vfp_3op_dp(s, gen_helper_vfp_addd, a->vd, a->vn, a->vm, false); +} diff --git a/target/arm/translate.c b/target/arm/translate.c index 24c2425132..610659041f 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -1386,7 +1386,6 @@ static inline void gen_vfp_##name(int dp) \ tcg_temp_free_ptr(fpst); \ } -VFP_OP2(add) VFP_OP2(sub) VFP_OP2(div) @@ -3111,7 +3110,7 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) rn = VFP_SREG_N(insn); switch (op) { - case 0 ... 5: + case 0 ... 6: /* Already handled by decodetree */ return 1; default: @@ -3297,9 +3296,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) for (;;) { /* Perform the calculation. */ switch (op) { - case 6: /* add: fn + fm */ - gen_vfp_add(dp); - break; case 7: /* sub: fn - fm */ gen_vfp_sub(dp); break; diff --git a/target/arm/vfp.decode b/target/arm/vfp.decode index 3063fcac23..d911f12dfd 100644 --- a/target/arm/vfp.decode +++ b/target/arm/vfp.decode @@ -127,3 +127,8 @@ VNMUL_sp ---- 1110 0.10 .... .... 1010 .1.0 .... \ vm=%vm_sp vn=%vn_sp vd=%vd_sp VNMUL_dp ---- 1110 0.10 .... .... 1011 .1.0 .... \ vm=%vm_dp vn=%vn_dp vd=%vd_dp + +VADD_sp ---- 1110 0.11 .... .... 1010 .0.0 .... \ + vm=%vm_sp vn=%vn_sp vd=%vd_sp +VADD_dp ---- 1110 0.11 .... .... 1011 .0.0 .... \ + vm=%vm_dp vn=%vn_dp vd=%vd_dp |