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| author | Pan Li <pan2.li@intel.com> | 2023-05-08 16:48:54 +0800 |
|---|---|---|
| committer | Pan Li <pan2.li@intel.com> | 2023-05-11 20:26:16 +0800 |
| commit | 44564a4ab7b403598791ed9f0e866e94093a0b9d (patch) | |
| tree | 585b40c346a96b153aff96c8a8b024e2f4094e44 | |
| parent | 6cb594f3ffca461ca6df56cc389f7b278e1047af (diff) | |
| download | gcc-44564a4ab7b403598791ed9f0e866e94093a0b9d.zip gcc-44564a4ab7b403598791ed9f0e866e94093a0b9d.tar.gz gcc-44564a4ab7b403598791ed9f0e866e94093a0b9d.tar.bz2 | |
RISC-V: Update RVV integer compare simplification comments
The VMSET simplification RVV integer comparision has merged already.
This patch would like to update the comments for the cases that the
define_split will act on.
Signed-off-by: Pan Li <pan2.li@intel.com>
gcc/ChangeLog:
* config/riscv/vector.md: Add comments for simplifying to vmset.
Signed-off-by: Pan Li <pan2.li@intel.com>
| -rw-r--r-- | gcc/config/riscv/vector.md | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/config/riscv/vector.md b/gcc/config/riscv/vector.md index 75479f2..328fce8 100644 --- a/gcc/config/riscv/vector.md +++ b/gcc/config/riscv/vector.md @@ -8161,13 +8161,20 @@ ;; ----------------------------------------------------------------------------- ;; ---- Integer Compare Instructions Simplification ;; ----------------------------------------------------------------------------- -;; Simplify to VMCLR.m Includes: +;; Simplify OP(V, V) Instructions to VMCLR.m Includes: ;; - 1. VMSNE ;; - 2. VMSLT ;; - 3. VMSLTU ;; - 4. VMSGT ;; - 5. VMSGTU ;; ----------------------------------------------------------------------------- +;; Simplify OP(V, V) Instructions to VMSET.m Includes: +;; - 1. VMSEQ +;; - 2. VMSLE +;; - 3. VMSLEU +;; - 4. VMSGE +;; - 5. VMSGEU +;; ----------------------------------------------------------------------------- (define_split [(set (match_operand:VB 0 "register_operand") (if_then_else:VB |