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| author | Richard Henderson <rth@cygnus.com> | 2000-04-07 02:24:45 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-04-07 02:24:45 -0700 |
| commit | 0c99ec5c426117d4cd53e64e9ad4b22f3a903f36 (patch) | |
| tree | a36fbb677db9b9d77dd79d4991fb6f4bd8349ebc /gcc/rtl.h | |
| parent | 4c85a96d6e0a24baeeb64a13e1d522b5ee04d76f (diff) | |
| download | gcc-0c99ec5c426117d4cd53e64e9ad4b22f3a903f36.zip gcc-0c99ec5c426117d4cd53e64e9ad4b22f3a903f36.tar.gz gcc-0c99ec5c426117d4cd53e64e9ad4b22f3a903f36.tar.bz2 | |
rtl.def (COND_EXEC): New.
* rtl.def (COND_EXEC): New.
* rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New.
* tm.texi (MAX_CONDITIONAL_EXECUTE): Document.
* genconfig.c (have_cond_arith_flag): Remove.
(have_cond_exec_flag): New.
(walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE.
(main): Print HAVE_conditional_execution.
* haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC.
(sched_analyze_insn, print_pattern): Likewise.
* reload.c (find_equiv_reg): Likewise.
* rtlanal.c (reg_referenced_p): Likewise.
(note_stores, dead_or_set_regno_p): Likewise.
(reg_overlap_mentioned_p): Rewrite to use a switch.
From-SVN: r32997
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 6 |
1 files changed, 6 insertions, 0 deletions
@@ -807,6 +807,12 @@ extern const char * const note_insn_name[]; #define TRAP_CONDITION(RTX) XCEXP(RTX, 0, TRAP_IF) #define TRAP_CODE(RTX) XCEXP(RTX, 1, TRAP_IF) +/* For a COND_EXEC rtx, COND_EXEC_TEST is the condition to base + conditionally executing the code on, COND_EXEC_CODE is the code + to execute if the condition is true. */ +#define COND_EXEC_TEST(RTX) XCEXP(RTX, 0, COND_EXEC) +#define COND_EXEC_CODE(RTX) XCEXP(RTX, 1, COND_EXEC) + /* 1 in a SYMBOL_REF if it addresses this function's constants pool. */ #define CONSTANT_POOL_ADDRESS_P(RTX) ((RTX)->unchanging) |