1 See http://gcc.gnu.org/PR13250
2 Fixes bad code generated when compiling SHA256 for SH processor
4 ===================================================================
5 RCS file: /cvs/gcc/gcc/gcc/config/sh/sh.md,v
6 retrieving revision 1.171
7 retrieving revision 1.172
8 diff -u -r1.171 -r1.172
9 --- gcc/gcc/config/sh/sh.md 2004/05/10 23:25:13 1.171
10 +++ gcc/gcc/config/sh/sh.md 2004/05/28 05:47:36 1.172
12 parts[0] = gen_reg_rtx (SImode);
13 parts[1] = gen_reg_rtx (SImode);
14 emit_insn (gen_rotlsi3_16 (parts[2-choice], operands[1]));
15 - parts[choice-1] = operands[1];
16 + emit_move_insn (parts[choice-1], operands[1]);
17 emit_insn (gen_ashlsi3 (parts[0], parts[0], GEN_INT (8)));
18 emit_insn (gen_lshrsi3 (parts[1], parts[1], GEN_INT (8)));
19 emit_insn (gen_iorsi3 (operands[0], parts[0], parts[1]));