diff options
Diffstat (limited to 'gcc-4.9/gcc/config/sh/sh.md')
| -rw-r--r-- | gcc-4.9/gcc/config/sh/sh.md | 47 |
1 files changed, 41 insertions, 6 deletions
diff --git a/gcc-4.9/gcc/config/sh/sh.md b/gcc-4.9/gcc/config/sh/sh.md index ab1f0a51c..d957e5540 100644 --- a/gcc-4.9/gcc/config/sh/sh.md +++ b/gcc-4.9/gcc/config/sh/sh.md @@ -868,9 +868,9 @@ (define_insn "*cmp_div0s_0" [(set (reg:SI T_REG) - (eq:SI (lshiftrt:SI (match_operand:SI 0 "arith_reg_operand") + (eq:SI (lshiftrt:SI (match_operand:SI 0 "arith_reg_operand" "%r") (const_int 31)) - (ge:SI (match_operand:SI 1 "arith_reg_operand") + (ge:SI (match_operand:SI 1 "arith_reg_operand" "r") (const_int 0))))] "TARGET_SH1" "div0s %0,%1" @@ -4563,6 +4563,12 @@ label: { if (TARGET_SHMEDIA) { + if (CONST_INT_P (operands[2]) && INTVAL (operands[2]) < 0) + { + operands[2] = GEN_INT (-INTVAL (operands[2])); + emit_insn (gen_ashrsi3_media (operands[0], operands[1], operands[2])); + DONE; + } emit_insn (gen_ashlsi3_media (operands[0], operands[1], operands[2])); DONE; } @@ -4803,6 +4809,12 @@ label: { if (TARGET_SHMEDIA) { + if (CONST_INT_P (operands[2]) && INTVAL (operands[2]) < 0) + { + operands[2] = GEN_INT (-INTVAL (operands[2])); + emit_insn (gen_ashrdi3_media (operands[0], operands[1], operands[2])); + DONE; + } emit_insn (gen_ashldi3_media (operands[0], operands[1], operands[2])); DONE; } @@ -4896,6 +4908,12 @@ label: { if (TARGET_SHMEDIA) { + if (CONST_INT_P (operands[2]) && INTVAL (operands[2]) < 0) + { + operands[2] = GEN_INT (-INTVAL (operands[2])); + emit_insn (gen_ashlsi3_media (operands[0], operands[1], operands[2])); + DONE; + } emit_insn (gen_ashrsi3_media (operands[0], operands[1], operands[2])); DONE; } @@ -4995,6 +5013,12 @@ label: { if (TARGET_SHMEDIA) { + if (CONST_INT_P (operands[2]) && INTVAL (operands[2]) < 0) + { + operands[2] = GEN_INT (-INTVAL (operands[2])); + emit_insn (gen_ashldi3_media (operands[0], operands[1], operands[2])); + DONE; + } emit_insn (gen_ashrdi3_media (operands[0], operands[1], operands[2])); DONE; } @@ -5069,6 +5093,12 @@ label: { if (TARGET_SHMEDIA) { + if (CONST_INT_P (operands[2]) && INTVAL (operands[2]) < 0) + { + operands[2] = GEN_INT (-INTVAL (operands[2])); + emit_insn (gen_ashlsi3_media (operands[0], operands[1], operands[2])); + DONE; + } emit_insn (gen_lshrsi3_media (operands[0], operands[1], operands[2])); DONE; } @@ -5263,6 +5293,12 @@ label: { if (TARGET_SHMEDIA) { + if (CONST_INT_P (operands[2]) && INTVAL (operands[2]) < 0) + { + operands[2] = GEN_INT (-INTVAL (operands[2])); + emit_insn (gen_ashldi3_media (operands[0], operands[1], operands[2])); + DONE; + } emit_insn (gen_lshrdi3_media (operands[0], operands[1], operands[2])); DONE; } @@ -6295,10 +6331,9 @@ label: }) (define_expand "extendqihi2" - [(set (match_operand:HI 0 "arith_reg_dest" "") - (sign_extend:HI (match_operand:QI 1 "arith_reg_operand" "")))] - "" - "") + [(set (match_operand:HI 0 "arith_reg_dest") + (sign_extend:HI (match_operand:QI 1 "arith_reg_operand")))] + "TARGET_SH1") (define_insn "*extendqihi2_compact_reg" [(set (match_operand:HI 0 "arith_reg_dest" "=r") |