diff options
Diffstat (limited to 'gcc/config/i386/i386.md')
| -rw-r--r-- | gcc/config/i386/i386.md | 69 |
1 files changed, 63 insertions, 6 deletions
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 97b1ca3..1ba352a 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -289,8 +289,15 @@ UNSPECV_WRUSS UNSPECV_SETSSBSY UNSPECV_CLRSSBSY + + ;; For MOVDIRI and MOVDIR64B support UNSPECV_MOVDIRI UNSPECV_MOVDIR64B + + ;; For WAITPKG support + UNSPECV_UMWAIT + UNSPECV_UMONITOR + UNSPECV_TPAUSE ]) ;; Constants to represent rounding modes in the ROUND instruction @@ -20960,22 +20967,72 @@ "wbnoinvd" [(set_attr "type" "other")]) +;; MOVDIRI and MOVDIR64B + (define_insn "movdiri<mode>" - [(unspec_volatile:SWI48[(match_operand:SWI48 0 "memory_operand" "m") - (match_operand:SWI48 1 "register_operand" "r")] - UNSPECV_MOVDIRI)] + [(unspec_volatile:SWI48 [(match_operand:SWI48 0 "memory_operand" "m") + (match_operand:SWI48 1 "register_operand" "r")] + UNSPECV_MOVDIRI)] "TARGET_MOVDIRI" "movdiri\t{%1, %0|%0, %1}" [(set_attr "type" "other")]) (define_insn "movdir64b_<mode>" - [(unspec_volatile:XI[(match_operand:P 0 "register_operand" "r") - (match_operand:XI 1 "memory_operand")] - UNSPECV_MOVDIR64B)] + [(unspec_volatile:XI [(match_operand:P 0 "register_operand" "r") + (match_operand:XI 1 "memory_operand")] + UNSPECV_MOVDIR64B)] "TARGET_MOVDIR64B" "movdir64b\t{%1, %0|%0, %1}" [(set_attr "type" "other")]) +;; WAITPKG + +(define_insn "umwait" + [(set (reg:CCC FLAGS_REG) + (unspec_volatile:CCC [(match_operand:SI 0 "register_operand" "r") + (match_operand:DI 1 "register_operand" "A")] + UNSPECV_UMWAIT))] + "!TARGET_64BIT && TARGET_WAITPKG" + "umwait\t%0" + [(set_attr "length" "3")]) + +(define_insn "umwait_rex64" + [(set (reg:CCC FLAGS_REG) + (unspec_volatile:CCC [(match_operand:SI 0 "register_operand" "r") + (match_operand:SI 1 "register_operand" "a") + (match_operand:SI 2 "register_operand" "d")] + UNSPECV_UMWAIT))] + "TARGET_64BIT && TARGET_WAITPKG" + "umwait\t%0" + [(set_attr "length" "3")]) + +(define_insn "umonitor_<mode>" + [(unspec_volatile [(match_operand:P 0 "register_operand" "r")] + UNSPECV_UMONITOR)] + "TARGET_WAITPKG" + "umonitor\t%0" + [(set (attr "length") + (symbol_ref ("(Pmode != word_mode) + 3")))]) + +(define_insn "tpause" + [(set (reg:CCC FLAGS_REG) + (unspec_volatile:CCC [(match_operand:SI 0 "register_operand" "r") + (match_operand:DI 1 "register_operand" "A")] + UNSPECV_TPAUSE))] + "!TARGET_64BIT && TARGET_WAITPKG" + "tpause\t%0" + [(set_attr "length" "3")]) + +(define_insn "tpause_rex64" + [(set (reg:CCC FLAGS_REG) + (unspec_volatile:CCC [(match_operand:SI 0 "register_operand" "r") + (match_operand:SI 1 "register_operand" "a") + (match_operand:SI 2 "register_operand" "d")] + UNSPECV_TPAUSE))] + "TARGET_64BIT && TARGET_WAITPKG" + "tpause\t%0" + [(set_attr "length" "3")]) + (include "mmx.md") (include "sse.md") (include "sync.md") |