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| author | John David Anglin <danglin@gcc.gnu.org> | 2023-05-17 20:34:35 +0000 |
|---|---|---|
| committer | John David Anglin <danglin@gcc.gnu.org> | 2023-05-17 20:34:35 +0000 |
| commit | ef5d2d76506ad18d6d62b6ab67fbc3604395f209 (patch) | |
| tree | a4a3307101b6581393168eb255bb144edf5ee4ac | |
| parent | da9140b90e6994b79e34d4df9822a4bf81c45abe (diff) | |
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Add clear_cache expander.
2023-05-17 John David Anglin <danglin@gcc.gnu.org>
gcc/ChangeLog:
* config/pa/pa.md (clear_cache): New.
| -rw-r--r-- | gcc/config/pa/pa.md | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/config/pa/pa.md b/gcc/config/pa/pa.md index 7b7d7f7..726e127 100644 --- a/gcc/config/pa/pa.md +++ b/gcc/config/pa/pa.md @@ -9940,6 +9940,23 @@ add,l %2,%3,%3\;bv,n %%r0(%3)" [(set_attr "type" "multi") (set_attr "length" "52")]) +(define_expand "clear_cache" + [(match_operand 0 "pmode_register_operand") + (match_operand 1 "pmode_register_operand")] + "" +{ + rtx line_length = gen_reg_rtx (Pmode); + + emit_move_insn (line_length, GEN_INT (MIN_CACHELINE_SIZE)); + if (TARGET_64BIT) + emit_insn (gen_icacheflushdi (operands[0], operands[1], line_length, + gen_reg_rtx (Pmode), gen_reg_rtx (Pmode))); + else + emit_insn (gen_icacheflushsi (operands[0], operands[1], line_length, + gen_reg_rtx (Pmode), gen_reg_rtx (Pmode))); + DONE; +}) + ;; An out-of-line prologue. (define_insn "outline_prologue_call" [(unspec_volatile [(const_int 0)] UNSPECV_OPC) |