------- Comment #14 from steven at gcc dot gnu dot org 2006-02-27 22:44 ------- Before peephole2:
(insn:HI 27 60 28 2 (set (reg:DF 0 0 [125]) (mem/u/c/i:DF (reg/f:SI 9 9 [126]) [3 S8 A64])) 892 {*movdf_e500_double} (insn_list:REG_DEP_TRUE 26 (nil)) (expr_list:REG_DEAD (reg/f:SI 9 9 [126]) (expr_list:REG_EQUIV (const_double:DF 1.0e+0 [0x0.8p+1]) (nil)))) (insn:HI 28 27 32 2 (set (subreg:DF (reg:DI 3 3 [128]) 0) (reg:DF 0 0 [125])) 889 {*frob_di_df_2} (insn_list:REG_DEP_TRUE 27 (nil)) (expr_list:REG_DEAD (reg:DF 0 0 [125]) (nil))) After peephole2: (insn 77 60 32 2 (set (subreg:DF (reg:DI 3 3 [128]) 0) (mem/u/c/i:DF (reg/f:SI 9 9 [126]) [3 S8 A64])) -1 (nil) (expr_list:REG_DEAD (reg/f:SI 9 9 [126]) (nil))) -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26459