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| author | Peter Maydell <peter.maydell@linaro.org> | 2020-05-12 17:39:01 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-05-14 15:03:09 +0100 |
| commit | 727ff1d63213e6666e511956903b9e97a339ec7e (patch) | |
| tree | 708a50119e2d48b78d29fd872dfc78e185764a22 /target/arm/translate.c | |
| parent | 8aa71ead912ca0a9c0d29b74e0976f91952f950a (diff) | |
| download | qemu-727ff1d63213e6666e511956903b9e97a339ec7e.zip | |
target/arm: Convert Neon 3-reg-same compare insns to decodetree
Convert the Neon integer 3-reg-same compare insns VCGE, VCGT,
VCEQ, VACGE and VACGT to decodetree.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200512163904.10918-15-peter.maydell@linaro.org
Diffstat (limited to 'target/arm/translate.c')
| -rw-r--r-- | target/arm/translate.c | 39 |
1 files changed, 2 insertions, 37 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index 06b6925d31..b9fcbbcbcb 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -5434,6 +5434,8 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) case NEON_3R_VQDMULH_VQRDMULH: case NEON_3R_FLOAT_ARITH: case NEON_3R_FLOAT_MULTIPLY: + case NEON_3R_FLOAT_CMP: + case NEON_3R_FLOAT_ACMP: /* Already handled by decodetree */ return 1; } @@ -5448,17 +5450,6 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) return 1; /* VPMIN/VPMAX handled by decodetree */ } break; - case NEON_3R_FLOAT_CMP: - if (!u && size) { - /* no encoding for U=0 C=1x */ - return 1; - } - break; - case NEON_3R_FLOAT_ACMP: - if (!u) { - return 1; - } - break; case NEON_3R_FLOAT_MISC: /* VMAXNM/VMINNM in ARMv8 */ if (u && !arm_dc_feature(s, ARM_FEATURE_V8)) { @@ -5480,32 +5471,6 @@ 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_CMP: - { - TCGv_ptr fpstatus = get_fpstatus_ptr(1); - if (!u) { - gen_helper_neon_ceq_f32(tmp, tmp, tmp2, fpstatus); - } else { - if (size == 0) { - gen_helper_neon_cge_f32(tmp, tmp, tmp2, fpstatus); - } else { - gen_helper_neon_cgt_f32(tmp, tmp, tmp2, fpstatus); - } - } - tcg_temp_free_ptr(fpstatus); - break; - } - case NEON_3R_FLOAT_ACMP: - { - TCGv_ptr fpstatus = get_fpstatus_ptr(1); - if (size == 0) { - gen_helper_neon_acge_f32(tmp, tmp, tmp2, fpstatus); - } else { - gen_helper_neon_acgt_f32(tmp, tmp, tmp2, fpstatus); - } - tcg_temp_free_ptr(fpstatus); - break; - } case NEON_3R_FLOAT_MINMAX: { TCGv_ptr fpstatus = get_fpstatus_ptr(1); |