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riscv-gcc-1
Commit bfe3c361 by Richard Stallman
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(final_scan_insn): Call walk_alter_subreg for operands that are PLUS 

or MULT, before constrain_operands.

From-SVN: r5743
parent 775ba35d
Showing with 7 additions and 0 deletions
gcc/final.c
...@@ -105,6 +105,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ ...@@ -105,6 +105,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
rtx peephole (); rtx peephole ();
void output_asm_insn (); void output_asm_insn ();
rtx alter_subreg (); rtx alter_subreg ();
static rtx walk_alter_subreg ();
static int alter_cond (); static int alter_cond ();
void output_asm_label (); void output_asm_label ();
static void output_operand (); static void output_operand ();
...@@ -1895,12 +1896,18 @@ final_scan_insn (insn, file, optimize, prescan, nopeepholes) ...@@ -1895,12 +1896,18 @@ final_scan_insn (insn, file, optimize, prescan, nopeepholes)
{ {
if (GET_CODE (recog_operand[i]) == SUBREG) if (GET_CODE (recog_operand[i]) == SUBREG)
recog_operand[i] = alter_subreg (recog_operand[i]); recog_operand[i] = alter_subreg (recog_operand[i]);
else if (GET_CODE (recog_operand[i]) == PLUS
|| GET_CODE (recog_operand[i]) == MULT)
recog_operand[i] = walk_alter_subreg (recog_operand[i]);
} }
for (i = 0; i < insn_n_dups[insn_code_number]; i++) for (i = 0; i < insn_n_dups[insn_code_number]; i++)
{ {
if (GET_CODE (*recog_dup_loc[i]) == SUBREG) if (GET_CODE (*recog_dup_loc[i]) == SUBREG)
*recog_dup_loc[i] = alter_subreg (*recog_dup_loc[i]); *recog_dup_loc[i] = alter_subreg (*recog_dup_loc[i]);
else if (GET_CODE (*recog_dup_loc[i]) == PLUS
|| GET_CODE (*recog_dup_loc[i]) == MULT)
*recog_dup_loc[i] = walk_alter_subreg (*recog_dup_loc[i]);
} }
#ifdef REGISTER_CONSTRAINTS #ifdef REGISTER_CONSTRAINTS
......
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