diff options
author | Peter Maydell <peter.maydell@linaro.org> | 2019-06-03 18:51:45 +0100 |
---|---|---|
committer | Peter Maydell <peter.maydell@linaro.org> | 2019-06-04 14:58:30 +0100 |
commit | 38a7c5d3982104a32fedf23f290e246f73361da5 (patch) | |
tree | 05ceb3a5b0a3bfed80dad6836e8f05e725398692 /target/arm/translate.c | |
parent | a3bfbe6695cbdf0c971133bfb3db120cf90868d0 (diff) |
target/arm: Convert VFP round insns to decodetree
Convert the VFP round-to-integer instructions VRINTR, VRINTZ and
VRINTX to decodetree.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/translate.c')
-rw-r--r-- | target/arm/translate.c | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index b643f67a16..37326b3d84 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -3040,7 +3040,7 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) return 1; case 15: switch (rn) { - case 0 ... 11: + case 0 ... 14: /* Already handled by decodetree */ return 1; default: @@ -3053,11 +3053,6 @@ 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 0x0c: /* vrintr */ - case 0x0d: /* vrintz */ - case 0x0e: /* vrintx */ - break; - case 0x0f: /* vcvt double<->single */ rd_is_dp = !dp; break; @@ -3180,44 +3175,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) switch (op) { case 15: /* extension space */ switch (rn) { - case 12: /* vrintr */ - { - TCGv_ptr fpst = get_fpstatus_ptr(0); - if (dp) { - gen_helper_rintd(cpu_F0d, cpu_F0d, fpst); - } else { - gen_helper_rints(cpu_F0s, cpu_F0s, fpst); - } - tcg_temp_free_ptr(fpst); - break; - } - case 13: /* vrintz */ - { - TCGv_ptr fpst = get_fpstatus_ptr(0); - TCGv_i32 tcg_rmode; - tcg_rmode = tcg_const_i32(float_round_to_zero); - gen_helper_set_rmode(tcg_rmode, tcg_rmode, fpst); - if (dp) { - gen_helper_rintd(cpu_F0d, cpu_F0d, fpst); - } else { - gen_helper_rints(cpu_F0s, cpu_F0s, fpst); - } - gen_helper_set_rmode(tcg_rmode, tcg_rmode, fpst); - tcg_temp_free_i32(tcg_rmode); - tcg_temp_free_ptr(fpst); - break; - } - case 14: /* vrintx */ - { - TCGv_ptr fpst = get_fpstatus_ptr(0); - if (dp) { - gen_helper_rintd_exact(cpu_F0d, cpu_F0d, fpst); - } else { - gen_helper_rints_exact(cpu_F0s, cpu_F0s, fpst); - } - tcg_temp_free_ptr(fpst); - break; - } case 15: /* single<->double conversion */ if (dp) { gen_helper_vfp_fcvtsd(cpu_F0s, cpu_F0d, cpu_env); |