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| author | Sirish Pande <spande@codeaurora.org> | 2012-02-22 16:45:10 +0000 |
|---|---|---|
| committer | Sirish Pande <spande@codeaurora.org> | 2012-02-22 16:45:10 +0000 |
| commit | dfb4fe2862a91b23f20be08d1f1fb3a2e8344ee4 (patch) | |
| tree | a09d909a12f1fb36191f37a6036fed9aa4e8586d /lib/Target/Hexagon/HexagonInstrInfo.td | |
| parent | cebb4ee93a0064e4a2cb1fd1da7455b01e5655cb (diff) | |
| download | llvm-dfb4fe2862a91b23f20be08d1f1fb3a2e8344ee4.tar.gz llvm-dfb4fe2862a91b23f20be08d1f1fb3a2e8344ee4.tar.bz2 llvm-dfb4fe2862a91b23f20be08d1f1fb3a2e8344ee4.tar.xz | |
Efficient pattern for store truncate. Patch by Evandro Menezes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151166 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Hexagon/HexagonInstrInfo.td')
| -rw-r--r-- | lib/Target/Hexagon/HexagonInstrInfo.td | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Target/Hexagon/HexagonInstrInfo.td b/lib/Target/Hexagon/HexagonInstrInfo.td index da8c548d02..f3c66225a5 100644 --- a/lib/Target/Hexagon/HexagonInstrInfo.td +++ b/lib/Target/Hexagon/HexagonInstrInfo.td @@ -1999,11 +1999,6 @@ def STriw_indexed : STInst<(outs), "memw($src1+#$src2) = $src3", [(store IntRegs:$src3, (add IntRegs:$src1, s11_2ImmPred:$src2))]>; -def STriwt : STInst<(outs), - (ins MEMri:$addr, DoubleRegs:$src1), - "memw($addr) = $src1", - [(truncstorei32 DoubleRegs:$src1, ADDRriS11_2:$addr)]>; - let mayStore = 1, neverHasSideEffects = 1 in def STriw_GP : STInst<(outs), (ins globaladdress:$global, u16Imm:$offset, IntRegs:$src), @@ -2745,7 +2740,7 @@ def : Pat<(i32 (trunc DoubleRegs:$src)), def : Pat<(i1 (trunc DoubleRegs:$src)), (i1 (TFR_PdRs (i32(EXTRACT_SUBREG DoubleRegs:$src, subreg_loreg))))>; -// Map memw(Rs) = Rdd -> memw(Rs) = Rt. +// Map memb(Rs) = Rdd -> memb(Rs) = Rt. def : Pat<(truncstorei8 DoubleRegs:$src, ADDRriS11_0:$addr), (STrib ADDRriS11_0:$addr, (i32 (EXTRACT_SUBREG DoubleRegs:$src, subreg_loreg)))>; @@ -2755,6 +2750,11 @@ def : Pat<(truncstorei16 DoubleRegs:$src, ADDRriS11_0:$addr), (STrih ADDRriS11_0:$addr, (i32 (EXTRACT_SUBREG DoubleRegs:$src, subreg_loreg)))>; +// Map memw(Rs) = Rdd -> memw(Rs) = Rt. +def : Pat<(truncstorei32 DoubleRegs:$src, ADDRriS11_0:$addr), + (STriw ADDRriS11_0:$addr, (i32 (EXTRACT_SUBREG DoubleRegs:$src, + subreg_loreg)))>; + // Map from i1 = constant<-1>; memw(addr) = i1 -> r0 = 1; memw(addr) = r0. def : Pat<(store (i1 -1), ADDRriS11_2:$addr), (STrib ADDRriS11_2:$addr, (TFRI 1))>; |