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| author | Peter Maydell <peter.maydell@linaro.org> | 2019-06-11 16:39:46 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-06-13 15:14:04 +0100 |
| commit | e7258280d46af4ab6a0cc93ccfe8f6614defb4b7 (patch) | |
| tree | ee64a31350d0a90955969bacc925586bfb45ccc6 /target/arm/translate.c | |
| parent | 266bd25c485597c94209bfdb3891c1d0c573c164 (diff) | |
target/arm: Convert VFP VMLS to decodetree
Convert the VFP VMLS instruction to decodetree.
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 | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index 2215e83c86..4e9cabc865 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -3134,7 +3134,7 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) rn = VFP_SREG_N(insn); switch (op) { - case 0: + case 0 ... 1: /* Already handled by decodetree */ return 1; default: @@ -3320,12 +3320,6 @@ static int disas_vfp_insn(DisasContext *s, uint32_t insn) for (;;) { /* Perform the calculation. */ switch (op) { - case 1: /* VMLS: fd + -(fn * fm) */ - gen_vfp_mul(dp); - gen_vfp_F1_neg(dp); - gen_mov_F0_vreg(dp, rd); - gen_vfp_add(dp); - break; case 2: /* VNMLS: -fd + (fn * fm) */ /* Note that it isn't valid to replace (-A + B) with (B - A) * or similar plausible looking simplifications |