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| author | Richard Biener <rguenther@suse.de> | 2016-04-18 09:25:46 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2016-04-18 09:25:46 +0000 |
| commit | f3a59e2eb75c1d7bcd2d54710f83c5b20aae5ca8 (patch) | |
| tree | b10e467635c9a750eec5110274d2c482163ac03e /gcc | |
| parent | 84538074d9b5ae903c2d3561653b071995bdc934 (diff) | |
| download | gcc-f3a59e2eb75c1d7bcd2d54710f83c5b20aae5ca8.zip gcc-f3a59e2eb75c1d7bcd2d54710f83c5b20aae5ca8.tar.gz gcc-f3a59e2eb75c1d7bcd2d54710f83c5b20aae5ca8.tar.bz2 | |
re PR middle-end/37870 (ICE in extract_bit_field_1)
2016-04-18 Richard Biener <rguenther@suse.de>
PR middle-end/37870
* expmed.c (extract_bit_field_1): Remove broken case
using a wider MODE_INT mode.
From-SVN: r235103
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/expmed.c | 11 |
2 files changed, 6 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ff99971..d6b0861 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-04-18 Richard Biener <rguenther@suse.de> + + PR middle-end/37870 + * expmed.c (extract_bit_field_1): Remove broken case + using a wider MODE_INT mode. + 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org> * has-brig.c (lendian16): Don't try to use __builtin_bswap16 diff --git a/gcc/expmed.c b/gcc/expmed.c index 31d905b..ec968da 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -1647,17 +1647,6 @@ extract_bit_field_1 (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, if (GET_CODE (op0) == SUBREG) op0 = force_reg (imode, op0); } - else if (REG_P (op0)) - { - rtx reg, subreg; - imode = smallest_mode_for_size (GET_MODE_BITSIZE (GET_MODE (op0)), - MODE_INT); - reg = gen_reg_rtx (imode); - subreg = gen_lowpart_SUBREG (GET_MODE (op0), reg); - emit_move_insn (subreg, op0); - op0 = reg; - bitnum += SUBREG_BYTE (subreg) * BITS_PER_UNIT; - } else { HOST_WIDE_INT size = GET_MODE_SIZE (GET_MODE (op0)); |