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author | Björn Gustavsson <[email protected]> | 2019-03-05 05:44:48 +0100 |
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committer | Björn Gustavsson <[email protected]> | 2019-03-06 15:42:43 +0100 |
commit | b96e5bd87c6aaaf96fa9c6e3679d95df74d1a499 (patch) | |
tree | ed075ffa80374c65fed94e1df802dfb07ae19e6b /erts/emulator/beam/ops.tab | |
parent | db9a338a0480067a6f05551ce62c33f3aaf1a08a (diff) | |
download | otp-b96e5bd87c6aaaf96fa9c6e3679d95df74d1a499.tar.gz otp-b96e5bd87c6aaaf96fa9c6e3679d95df74d1a499.tar.bz2 otp-b96e5bd87c6aaaf96fa9c6e3679d95df74d1a499.zip |
Eliminate unused i_bs_skip_bits_all2 instruction
Starting in OTP 19 (in commit 9504c0dd71d0), the compiler emits
a test_unit instruction instead of a skip instruction at the end
of binary. We can do the same replacement in the loader to get
rid of the i_bs_skip_bits_all2 instruction.
Diffstat (limited to 'erts/emulator/beam/ops.tab')
-rw-r--r-- | erts/emulator/beam/ops.tab | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 2f00b82c1e..4e7e5f5de1 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -1192,7 +1192,6 @@ bs_skip_bits2 Fail=f Ms=xy Sz=sq Unit=u Flags=u => \ i_bs_skip_bits_imm2 f? xy W i_bs_skip_bits2 xy xy f? t -i_bs_skip_bits_all2 f? xy t bs_test_tail2 Fail=f Ms=xy Bits=u==0 => bs_test_zero_tail2 Fail Ms bs_test_tail2 Fail=f Ms=xy Bits=u => bs_test_tail_imm2 Fail Ms Bits |