diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCInstr64Bit.td')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstr64Bit.td | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstr64Bit.td b/llvm/lib/Target/PowerPC/PPCInstr64Bit.td index 0b7d1cc42a7..0b23c67f94b 100644 --- a/llvm/lib/Target/PowerPC/PPCInstr64Bit.td +++ b/llvm/lib/Target/PowerPC/PPCInstr64Bit.td @@ -116,6 +116,25 @@ def : Pat<(PPCcall_ELF (i64 tglobaladdr:$dst)), def : Pat<(PPCcall_ELF (i64 texternalsym:$dst)), (BL8_ELF texternalsym:$dst)>; + +// Atomic operations. +def LDARX : Pseudo<(outs G8RC:$rD), (ins memrr:$ptr, i32imm:$label), + "\nLa${label}_entry:\n\tldarx $rD, $ptr", + [(set G8RC:$rD, (PPClarx xoaddr:$ptr, imm:$label))]>; + +let Defs = [CR0] in { +def STDCX : Pseudo<(outs), (ins G8RC:$rS, memrr:$dst, i32imm:$label), + "stdcx. $rS, $dst\n\tbne- La${label}_entry\nLa${label}_exit:", + [(PPCstcx G8RC:$rS, xoaddr:$dst, imm:$label)]>; + +def CMP_UNRESd : Pseudo<(outs), (ins G8RC:$rA, G8RC:$rB, i32imm:$label), + "cmpd $rA, $rB\n\tbne- La${label}_exit", + [(PPCcmp_unres G8RC:$rA, G8RC:$rB, imm:$label)]>; +def CMP_UNRESdi : Pseudo<(outs), (ins G8RC:$rA, s16imm64:$imm, i32imm:$label), + "cmpdi $rA, $imm\n\tbne- La${label}_exit", + [(PPCcmp_unres G8RC:$rA, immSExt16:$imm, imm:$label)]>; +} + //===----------------------------------------------------------------------===// // 64-bit SPR manipulation instrs. |
