diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2019-06-11 16:39:49 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-06-13 15:14:05 +0100 |
| commit | 90287e22c987e9840704345ed33d237cbe759dd9 (patch) | |
| tree | 716d155e3bc7320da7a4858d9170af5bb8728dc3 /target/arm/translate.c | |
| parent | b518c753f0b94e14e01e97b4ec42c100dafc0cc2 (diff) | |
target/arm: Convert VABS to decodetree
Convert the VFP VABS instruction to decodetree.
Unlike the 3-op versions, we don't pass fpst to the VFPGen2OpSPFn or
VFPGen2OpDPFn because none of the operations which use this format
and support short vectors will need it.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/arm/translate.c')
| -rw-r--r-- | target/arm/translate.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index 29b6487cf8..e510c5ef4e 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -3096,6 +3096,14 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) case 0 ... 14: /* Already handled by decodetree */ return 1; + case 15: + switch (rn) { + case 1: + /* Already handled by decodetree */ + return 1; + default: + break; + } default: break; } @@ -3104,7 +3112,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) /* rn is opcode, encoded as per VFP_SREG_N. */ switch (rn) { case 0x00: /* vmov */ - case 0x01: /* vabs */ case 0x02: /* vneg */ case 0x03: /* vsqrt */ break; @@ -3284,9 +3291,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) case 0: /* cpy */ /* no-op */ break; - case 1: /* abs */ - gen_vfp_abs(dp); - break; case 2: /* neg */ gen_vfp_neg(dp); break; |