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| author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-08-31 21:06:59 +0000 |
|---|---|---|
| committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-08-31 21:06:59 +0000 |
| commit | 26173369bef1fde8e17f4e0f69567d8cae2f76f6 (patch) | |
| tree | a85157de90f18a976c4a35c69be1bc3cb6be9765 /gcc/genattrtab.c | |
| parent | 7fb220f35def84c75d2b837735bfb4ce48dc5098 (diff) | |
| download | gcc-26173369bef1fde8e17f4e0f69567d8cae2f76f6.tar.gz | |
gcc/
* doc/md.texi: Describe the use of match_tests in attribute tests.
* rtl.def (MATCH_TEST): Update commentary.
* genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
(write_test_expr, walk_attr_value): Handle MATCH_TEST.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@178388 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/genattrtab.c')
| -rw-r--r-- | gcc/genattrtab.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/genattrtab.c b/gcc/genattrtab.c index 69e08506fe5..4a4c2a2c8aa 100644 --- a/gcc/genattrtab.c +++ b/gcc/genattrtab.c @@ -658,6 +658,7 @@ attr_copy_rtx (rtx orig) case CONST_DOUBLE: case CONST_VECTOR: case SYMBOL_REF: + case MATCH_TEST: case CODE_LABEL: case PC: case CC0: @@ -841,6 +842,11 @@ check_attr_test (rtx exp, int is_const, int lineno) XEXP (exp, 0) = check_attr_test (XEXP (exp, 0), is_const, lineno); break; + case MATCH_TEST: + exp = attr_rtx (MATCH_TEST, XSTR (exp, 0)); + ATTR_IND_SIMPLIFIED_P (exp) = 1; + break; + case MATCH_OPERAND: if (is_const) fatal ("RTL operator \"%s\" not valid in constant attribute test", @@ -2907,6 +2913,7 @@ clear_struct_flag (rtx x) case CONST_INT: case CONST_DOUBLE: case CONST_VECTOR: + case MATCH_TEST: case SYMBOL_REF: case CODE_LABEL: case PC: @@ -3571,6 +3578,12 @@ write_test_expr (rtx exp, unsigned int attrs_cached, int flags) printf (HOST_WIDE_INT_PRINT_DEC, XWINT (exp, 0)); break; + case MATCH_TEST: + print_c_condition (XSTR (exp, 0)); + if (flags & FLG_BITWISE) + printf (" != 0"); + break; + /* A random C expression. */ case SYMBOL_REF: print_c_condition (XSTR (exp, 0)); @@ -3765,6 +3778,7 @@ walk_attr_value (rtx exp) must_extract = 1; return; + case MATCH_TEST: case EQ_ATTR_ALT: must_extract = must_constrain = 1; break; |