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| author | Peter Maydell <peter.maydell@linaro.org> | 2020-06-16 18:08:37 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-06-23 11:39:46 +0100 |
| commit | 4936f38abe6db0a9d23fd04e4cb0cf4d51cff174 (patch) | |
| tree | 6790b17369903358a9257eeb9c6ef3cc4cf6a66e /target/arm/translate.c | |
| parent | 84eae770af69c37a92496a4c4248875c070d5ee3 (diff) | |
target/arm: Convert Neon VQABS, VQNEG to decodetree
Convert the Neon VQABS and VQNEG insns to decodetree.
Since these are the only ones which need cpu_env passing to
the helper, we wrap the helper rather than creating a whole
new do_2misc_env() function.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200616170844.13318-15-peter.maydell@linaro.org
Diffstat (limited to 'target/arm/translate.c')
| -rw-r--r-- | target/arm/translate.c | 30 |
1 files changed, 2 insertions, 28 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index 1737374388..3cbd2ab0c9 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -4945,6 +4945,8 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) case NEON_2RM_VNEG_F: case NEON_2RM_VRECPE: case NEON_2RM_VRSQRTE: + case NEON_2RM_VQABS: + case NEON_2RM_VQNEG: /* handled by decodetree */ return 1; case NEON_2RM_VTRN: @@ -4966,34 +4968,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) for (pass = 0; pass < (q ? 4 : 2); pass++) { tmp = neon_load_reg(rm, pass); switch (op) { - case NEON_2RM_VQABS: - switch (size) { - case 0: - gen_helper_neon_qabs_s8(tmp, cpu_env, tmp); - break; - case 1: - gen_helper_neon_qabs_s16(tmp, cpu_env, tmp); - break; - case 2: - gen_helper_neon_qabs_s32(tmp, cpu_env, tmp); - break; - default: abort(); - } - break; - case NEON_2RM_VQNEG: - switch (size) { - case 0: - gen_helper_neon_qneg_s8(tmp, cpu_env, tmp); - break; - case 1: - gen_helper_neon_qneg_s16(tmp, cpu_env, tmp); - break; - case 2: - gen_helper_neon_qneg_s32(tmp, cpu_env, tmp); - break; - default: abort(); - } - break; case NEON_2RM_VCGT0_F: { TCGv_ptr fpstatus = get_fpstatus_ptr(1); |