diff options
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 10 |
1 files changed, 2 insertions, 8 deletions
@@ -5977,7 +5977,6 @@ cse_insn (rtx_insn *insn) rtx new_src = 0; unsigned src_hash; struct table_elt *src_elt; - int byte = 0; /* Ignore invalid entries. */ if (!REG_P (elt->exp) @@ -5990,13 +5989,8 @@ cse_insn (rtx_insn *insn) new_src = elt->exp; else { - /* Calculate big endian correction for the SUBREG_BYTE. - We have already checked that M1 (GET_MODE (dest)) - is not narrower than M2 (new_mode). */ - if (BYTES_BIG_ENDIAN) - byte = (GET_MODE_SIZE (GET_MODE (dest)) - - GET_MODE_SIZE (new_mode)); - + unsigned int byte + = subreg_lowpart_offset (new_mode, GET_MODE (dest)); new_src = simplify_gen_subreg (new_mode, elt->exp, GET_MODE (dest), byte); } |