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authorJim Grosbach <grosbach@apple.com>2010-11-19 22:14:31 +0000
committerJim Grosbach <grosbach@apple.com>2010-11-19 22:14:31 +0000
commit2aeb6121a19aca7c317619f7ec37d7a770e9f03b (patch)
treebd53e2ae944bf8f87809b827ca4452488065f9c8 /lib
parenta1b4175b8e2d8f95498a8148586734c4e44f342b (diff)
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Add ARM encoding information for STRD.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119852 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/ARM/ARMInstrFormats.td17
-rw-r--r--lib/Target/ARM/ARMInstrInfo.td4
2 files changed, 4 insertions, 17 deletions
diff --git a/lib/Target/ARM/ARMInstrFormats.td b/lib/Target/ARM/ARMInstrFormats.td
index 977c5e5..5d963d7 100644
--- a/lib/Target/ARM/ARMInstrFormats.td
+++ b/lib/Target/ARM/ARMInstrFormats.td
@@ -510,7 +510,7 @@ class AI3ldstidx<bits<4> op, bit op20, bit isLd, bit isPre, dag oops, dag iops,
}
// stores
-class AI3sth<dag oops, dag iops, Format f, InstrItinClass itin,
+class AI3str<bits<4> op, dag oops, dag iops, Format f, InstrItinClass itin,
string opc, string asm, list<dag> pattern>
: I<oops, iops, AddrMode3, Size4Bytes, IndexModeNone, f, itin,
opc, asm, "", pattern> {
@@ -525,22 +525,9 @@ class AI3sth<dag oops, dag iops, Format f, InstrItinClass itin,
let Inst{19-16} = addr{12-9}; // Rn
let Inst{15-12} = Rt; // Rt
let Inst{11-8} = addr{7-4}; // imm7_4/zero
- let Inst{7-4} = 0b1011;
+ let Inst{7-4} = op;
let Inst{3-0} = addr{3-0}; // imm3_0/Rm
}
-class AI3std<dag oops, dag iops, Format f, InstrItinClass itin,
- string opc, string asm, list<dag> pattern>
- : I<oops, iops, AddrMode3, Size4Bytes, IndexModeNone, f, itin,
- opc, asm, "", pattern> {
- let Inst{4} = 1;
- let Inst{5} = 1; // H bit
- let Inst{6} = 1; // S bit
- let Inst{7} = 1;
- let Inst{20} = 0; // L bit
- let Inst{21} = 0; // W bit
- let Inst{24} = 1; // P bit
- let Inst{27-25} = 0b000;
-}
// Pre-indexed stores
class AI3sthpr<dag oops, dag iops, Format f, InstrItinClass itin,
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index 336c2c6..02db6ab 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -1692,14 +1692,14 @@ def LDRSHT : AI3ldstidx<0b1111, 1, 1, 0, (outs GPR:$dst, GPR:$base_wb),
// Store
// Stores with truncate
-def STRH : AI3sth<(outs), (ins GPR:$Rt, addrmode3:$addr), StMiscFrm,
+def STRH : AI3str<0b1011, (outs), (ins GPR:$Rt, addrmode3:$addr), StMiscFrm,
IIC_iStore_bh_r, "strh", "\t$Rt, $addr",
[(truncstorei16 GPR:$Rt, addrmode3:$addr)]>;
// Store doubleword
let mayStore = 1, neverHasSideEffects = 1, hasExtraSrcRegAllocReq = 1,
isCodeGenOnly = 1 in // $src2 doesn't exist in asm string
-def STRD : AI3std<(outs), (ins GPR:$src1, GPR:$src2, addrmode3:$addr),
+def STRD : AI3str<0b1111, (outs), (ins GPR:$src1, GPR:$src2, addrmode3:$addr),
StMiscFrm, IIC_iStore_d_r,
"strd", "\t$src1, $addr", []>, Requires<[IsARM, HasV5TE]>;