diff options
Diffstat (limited to 'gcc/genrecog.c')
| -rw-r--r-- | gcc/genrecog.c | 42 |
1 files changed, 39 insertions, 3 deletions
diff --git a/gcc/genrecog.c b/gcc/genrecog.c index 275168d6070..ce2f26272af 100644 --- a/gcc/genrecog.c +++ b/gcc/genrecog.c @@ -388,7 +388,7 @@ find_operand (rtx pattern, int n, rtx stop) return r; break; - case 'i': case 'r': case 'w': case '0': case 's': + case 'r': case 'p': case 'i': case 'w': case '0': case 's': break; default: @@ -439,7 +439,7 @@ find_matching_operand (rtx pattern, int n) return r; break; - case 'i': case 'r': case 'w': case '0': case 's': + case 'r': case 'p': case 'i': case 'w': case '0': case 's': break; default: @@ -797,7 +797,7 @@ validate_pattern (rtx pattern, md_rtx_info *info, rtx set, int set_code) validate_pattern (XVECEXP (pattern, i, j), info, NULL_RTX, 0); break; - case 'i': case 'r': case 'w': case '0': case 's': + case 'r': case 'p': case 'i': case 'w': case '0': case 's': break; default: @@ -1119,6 +1119,9 @@ struct rtx_test /* Check REGNO (X) == LABEL. */ REGNO_FIELD, + /* Check known_eq (SUBREG_BYTE (X), LABEL). */ + SUBREG_FIELD, + /* Check XINT (X, u.opno) == LABEL. */ INT_FIELD, @@ -1199,6 +1202,7 @@ struct rtx_test static rtx_test code (position *); static rtx_test mode (position *); static rtx_test regno_field (position *); + static rtx_test subreg_field (position *); static rtx_test int_field (position *, int); static rtx_test wide_int_field (position *, int); static rtx_test veclen (position *); @@ -1244,6 +1248,13 @@ rtx_test::regno_field (position *pos) } rtx_test +rtx_test::subreg_field (position *pos) +{ + rtx_test res (pos, rtx_test::SUBREG_FIELD); + return res; +} + +rtx_test rtx_test::int_field (position *pos, int opno) { rtx_test res (pos, rtx_test::INT_FIELD); @@ -1364,6 +1375,7 @@ operator == (const rtx_test &a, const rtx_test &b) case rtx_test::CODE: case rtx_test::MODE: case rtx_test::REGNO_FIELD: + case rtx_test::SUBREG_FIELD: case rtx_test::VECLEN: case rtx_test::HAVE_NUM_CLOBBERS: return true; @@ -1821,6 +1833,7 @@ safe_to_hoist_p (decision *d, const rtx_test &test, known_conditions *kc) gcc_unreachable (); case rtx_test::REGNO_FIELD: + case rtx_test::SUBREG_FIELD: case rtx_test::INT_FIELD: case rtx_test::WIDE_INT_FIELD: case rtx_test::VECLEN: @@ -2028,6 +2041,7 @@ transition_parameter_type (rtx_test::kind_enum kind) return parameter::MODE; case rtx_test::REGNO_FIELD: + case rtx_test::SUBREG_FIELD: return parameter::UINT; case rtx_test::INT_FIELD: @@ -4039,6 +4053,14 @@ match_pattern_2 (state *s, md_rtx_info *info, position *pos, rtx pattern) XWINT (pattern, 0), false); break; + case 'p': + /* We don't have a way of parsing polynomial offsets yet, + and hopefully never will. */ + s = add_decision (s, rtx_test::subreg_field (pos), + SUBREG_BYTE (pattern).to_constant (), + false); + break; + case '0': break; @@ -4571,6 +4593,12 @@ print_nonbool_test (output_state *os, const rtx_test &test) printf (")"); break; + case rtx_test::SUBREG_FIELD: + printf ("SUBREG_BYTE ("); + print_test_rtx (os, test); + printf (")"); + break; + case rtx_test::WIDE_INT_FIELD: printf ("XWINT ("); print_test_rtx (os, test); @@ -4653,6 +4681,14 @@ print_test (output_state *os, const rtx_test &test, bool is_param, print_label_value (test, is_param, value); break; + case rtx_test::SUBREG_FIELD: + printf ("%s (", invert_p ? "maybe_ne" : "known_eq"); + print_nonbool_test (os, test); + printf (", "); + print_label_value (test, is_param, value); + printf (")"); + break; + case rtx_test::SAVED_CONST_INT: gcc_assert (!is_param && value == 1); print_test_rtx (os, test); |