diff options
Diffstat (limited to 'lib/Target/PowerPC/PPCInstr64Bit.td')
| -rw-r--r-- | lib/Target/PowerPC/PPCInstr64Bit.td | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/Target/PowerPC/PPCInstr64Bit.td b/lib/Target/PowerPC/PPCInstr64Bit.td index fbec8787ef8d4..997b96ca6ec8b 100644 --- a/lib/Target/PowerPC/PPCInstr64Bit.td +++ b/lib/Target/PowerPC/PPCInstr64Bit.td @@ -253,11 +253,11 @@ def LDAT : X_RD5_RS5_IM5<31, 614, (outs g8rc:$rD), (ins g8rc:$rA, u5imm:$FC), Requires<[IsISA3_0]>; } -let Defs = [CR0], mayStore = 1, hasSideEffects = 0 in +let Defs = [CR0], mayStore = 1, mayLoad = 0, hasSideEffects = 0 in def STDCX : XForm_1<31, 214, (outs), (ins g8rc:$rS, memrr:$dst), "stdcx. $rS, $dst", IIC_LdStSTDCX, []>, isDOT; -let mayStore = 1, hasSideEffects = 0 in +let mayStore = 1, mayLoad = 0, hasSideEffects = 0 in def STDAT : X_RD5_RS5_IM5<31, 742, (outs), (ins g8rc:$rS, g8rc:$rA, u5imm:$FC), "stdat $rS, $rA, $FC", IIC_LdStStore>, isPPC64, Requires<[IsISA3_0]>; @@ -1082,7 +1082,7 @@ def STDBRX: XForm_8<31, 660, (outs), (ins g8rc:$rS, memrr:$dst), } // Stores with Update (pre-inc). -let PPC970_Unit = 2, mayStore = 1 in { +let PPC970_Unit = 2, mayStore = 1, mayLoad = 0 in { let Interpretation64Bit = 1, isCodeGenOnly = 1 in { def STBU8 : DForm_1<39, (outs ptr_rc_nor0:$ea_res), (ins g8rc:$rS, memri:$dst), "stbu $rS, $dst", IIC_LdStStoreUpd, []>, @@ -1232,6 +1232,10 @@ def : Pat<(srl i64:$rS, i32:$rB), def : Pat<(shl i64:$rS, i32:$rB), (SLD $rS, $rB)>; +// SUBFIC +def : Pat<(sub imm64SExt16:$imm, i64:$in), + (SUBFIC8 $in, imm:$imm)>; + // SHL/SRL def : Pat<(shl i64:$in, (i32 imm:$imm)), (RLDICR $in, imm:$imm, (SHL64 imm:$imm))>; |