diff options
Diffstat (limited to 'lib/Target/AArch64')
| -rw-r--r-- | lib/Target/AArch64/AArch64InstrInfo.td | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/lib/Target/AArch64/AArch64InstrInfo.td b/lib/Target/AArch64/AArch64InstrInfo.td index 03cae93a11..538d4bdb32 100644 --- a/lib/Target/AArch64/AArch64InstrInfo.td +++ b/lib/Target/AArch64/AArch64InstrInfo.td @@ -1658,7 +1658,9 @@ def REV16xx : A64I_dp_1src_impl<0b1, 0b000001, "rev16", [], GPR64, NoItinerary>; //===----------------------------------------------------------------------===// // Data Processing (2 sources) instructions //===----------------------------------------------------------------------===// -// Contains: UDIV, SDIV, LSLV, LSRV, ASRV, RORV + aliases LSL, LSR, ASR, ROR +// Contains: CRC32C?[BHWX], UDIV, SDIV, LSLV, LSRV, ASRV, RORV + aliases LSL, +// LSR, ASR, ROR + class dp_2src_impl<bit sf, bits<6> opcode, string asmop, list<dag> patterns, RegisterClass GPRsp, @@ -1672,6 +1674,19 @@ class dp_2src_impl<bit sf, bits<6> opcode, string asmop, list<dag> patterns, patterns, itin>; +multiclass dp_2src_crc<bit c, string asmop> { + def B_www : dp_2src_impl<0b0, {0, 1, 0, c, 0, 0}, + !strconcat(asmop, "b"), [], GPR32, NoItinerary>; + def H_www : dp_2src_impl<0b0, {0, 1, 0, c, 0, 1}, + !strconcat(asmop, "h"), [], GPR32, NoItinerary>; + def W_www : dp_2src_impl<0b0, {0, 1, 0, c, 1, 0}, + !strconcat(asmop, "w"), [], GPR32, NoItinerary>; + def X_wwx : A64I_dp_2src<0b1, {0, 1, 0, c, 1, 1}, 0b0, + !strconcat(asmop, "x\t$Rd, $Rn, $Rm"), + (outs GPR32:$Rd), (ins GPR32:$Rn, GPR64:$Rm), [], + NoItinerary>; +} + multiclass dp_2src_zext <bits<6> opcode, string asmop, SDPatternOperator op> { def www : dp_2src_impl<0b0, opcode, @@ -1705,6 +1720,9 @@ multiclass dp_2src <bits<6> opcode, string asmop, SDPatternOperator op> { } // Here we define the data processing 2 source instructions. +defm CRC32 : dp_2src_crc<0b0, "crc32">; +defm CRC32C : dp_2src_crc<0b1, "crc32c">; + defm UDIV : dp_2src<0b000010, "udiv", udiv>; defm SDIV : dp_2src<0b000011, "sdiv", sdiv>; |