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| author | Kyrylo Tkachov <kyrylo.tkachov@arm.com> | 2013-05-31 09:29:41 +0000 |
|---|---|---|
| committer | Kyrylo Tkachov <ktkachov@gcc.gnu.org> | 2013-05-31 09:29:41 +0000 |
| commit | b6af05a9b34eab3b8aafa34b54adbec2c70a304f (patch) | |
| tree | 4bb66cfa14474b935cb3c2212d06af921d6c1f24 /gcc/config/arm/predicates.md | |
| parent | f800c166104121e785d57933fe1412101b0496d0 (diff) | |
| download | gcc-b6af05a9b34eab3b8aafa34b54adbec2c70a304f.tar.gz | |
re PR target/56315 (ARM: Improve use of 64-bit constants in logical operations)
gcc/
2013-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/56315
* config/arm/arm.c (const_ok_for_dimode_op): Handle IOR.
* config/arm/arm.md (*iordi3_insn): Change to insn_and_split.
* config/arm/neon.md (iordi3_neon): Remove.
(neon_vorr<mode>): Generate iordi3 instead of iordi3_neon.
* config/arm/predicates.md (imm_for_neon_logic_operand):
Move to earlier in the file.
(neon_logic_op2): Likewise.
(arm_iordi_operand_neon): New predicate.
gcc/testsuite/
2013-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/56315
* gcc.target/arm/iordi3-opt.c: New test.
From-SVN: r199527
Diffstat (limited to 'gcc/config/arm/predicates.md')
| -rw-r--r-- | gcc/config/arm/predicates.md | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/gcc/config/arm/predicates.md b/gcc/config/arm/predicates.md index 92de9fe8bd9..3cec5690193 100644 --- a/gcc/config/arm/predicates.md +++ b/gcc/config/arm/predicates.md @@ -42,6 +42,17 @@ (ior (match_operand 0 "imm_for_neon_inv_logic_operand") (match_operand 0 "s_register_operand"))) +(define_predicate "imm_for_neon_logic_operand" + (match_code "const_vector") +{ + return (TARGET_NEON + && neon_immediate_valid_for_logic (op, mode, 0, NULL, NULL)); +}) + +(define_predicate "neon_logic_op2" + (ior (match_operand 0 "imm_for_neon_logic_operand") + (match_operand 0 "s_register_operand"))) + ;; Any hard register. (define_predicate "arm_hard_register_operand" (match_code "reg") @@ -162,6 +173,12 @@ (match_test "const_ok_for_dimode_op (INTVAL (op), AND)")) (match_operand 0 "neon_inv_logic_op2"))) +(define_predicate "arm_iordi_operand_neon" + (ior (match_operand 0 "s_register_operand") + (and (match_code "const_int") + (match_test "const_ok_for_dimode_op (INTVAL (op), IOR)")) + (match_operand 0 "neon_logic_op2"))) + (define_predicate "arm_adddi_operand" (ior (match_operand 0 "s_register_operand") (and (match_code "const_int") @@ -535,17 +552,6 @@ (ior (match_operand 0 "s_register_operand") (match_operand 0 "imm_for_neon_rshift_operand"))) -(define_predicate "imm_for_neon_logic_operand" - (match_code "const_vector") -{ - return (TARGET_NEON - && neon_immediate_valid_for_logic (op, mode, 0, NULL, NULL)); -}) - -(define_predicate "neon_logic_op2" - (ior (match_operand 0 "imm_for_neon_logic_operand") - (match_operand 0 "s_register_operand"))) - ;; Predicates for named expanders that overlap multiple ISAs. (define_predicate "cmpdi_operand" |