search for: t33

Displaying 15 results from an estimated 15 matches for "t33".

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2017 Jul 20
3
Issue with DAG legalization of brcond, setcc, xor
...ueType:ch:i1 t23: i1 = setcc t20, Constant:i32<0>, seteq:ch t25: i32,ch = CopyFromReg t0, Register:i32 %vreg396 t28: i1 = setcc t25, Constant:i32<255>, setugt:ch t29: i1 = and t23, t28 t37: i1 = setcc t29, Constant:i1<-1>, setne:ch t33: ch = brcond t16, t37, BasicBlock:ch<if.end65.1 0x7097330> t35: ch = br t33, BasicBlock:ch<if.then64.1 0x7097280> Here we see that the settcc has been legalized to xor, which I am fine with.. Legalizing: t37: i1 = setcc t29, Constant:i1<-1>, setne:ch Combining: t37: i1 = setcc...
2017 Jul 21
4
Issue with DAG legalization of brcond, setcc, xor
...onstant:i32<0>, seteq:ch >> t25: i32,ch = CopyFromReg t0, Register:i32 %vreg396 >> t28: i1 = setcc t25, Constant:i32<255>, setugt:ch >> t29: i1 = and t23, t28 >> t37: i1 = setcc t29, Constant:i1<-1>, setne:ch >> t33: ch = brcond t16, t37, BasicBlock:ch<if.end65.1 0x7097330> >> t35: ch = br t33, BasicBlock:ch<if.then64.1 0x7097280> >> Here we see that the settcc has been legalized to xor, which I am fine with.. >> Legalizing: t37: i1 = setcc t29, Constant:i1<-1>, setne:ch...
2018 May 04
0
How to constraint instructions reordering from patterns?
...> t25:1, GlobalAddress:i16<float* @x4> 0, undef:i16 t27: i16 = GlobalAddress<float (float, float, float, float)* @fdivfaddfmul_a> 0 t29: ch,glue = callseq_start t26:1, TargetConstant:i16<4> t31: ch,glue = CLPISD::COPY_TO_CALLEE_A t29, t23, FrameIndex:i16<0>, t29:1 t33: ch,glue = CLPISD::COPY_TO_CALLEE_A t31, t24, FrameIndex:i16<1>, t31:1 t35: ch,glue = CLPISD::COPY_TO_CALLEE_A t33, t25, FrameIndex:i16<2>, t33:1 t37: ch,glue = CLPISD::COPY_TO_CALLEE_A t35, t26, FrameIndex:i16<3>, t35:1 t39: ch,glue = CLPISD::CALLSEQ t37, TargetGlobalAddres...
2018 May 04
2
How to constraint instructions reordering from patterns?
...> >   t27: i16 = GlobalAddress<float (float, float, float, float)* > @fdivfaddfmul_a> 0 > >   t29: ch,glue = callseq_start t26:1, TargetConstant:i16<4> > >   t31: ch,glue = CLPISD::COPY_TO_CALLEE_A t29, t23, FrameIndex:i16<0>, > t29:1 > >   t33: ch,glue = CLPISD::COPY_TO_CALLEE_A t31, t24, FrameIndex:i16<1>, > t31:1 > >   t35: ch,glue = CLPISD::COPY_TO_CALLEE_A t33, t25, FrameIndex:i16<2>, > t33:1 > >   t37: ch,glue = CLPISD::COPY_TO_CALLEE_A t35, t26, FrameIndex:i16<3>, > t35:1 > >  ...
2018 May 04
2
How to constraint instructions reordering from patterns?
Hi, Is there a kind of scope mechanism in the instruction lowering pattern language in order to control where instructions are inserted or how they are later reordered during the SelectionDiag linearization? I know the glue chain that stick instructions together. But such mechanism in not provided in instruction lowering pattern. I'm facing many situations where some patterns are lowered into
2018 May 04
0
How to constraint instructions reordering from patterns?
...>   t27: i16 = GlobalAddress<float (float, float, float, float)* > @fdivfaddfmul_a> 0 > >   t29: ch,glue = callseq_start t26:1, TargetConstant:i16<4> > >   t31: ch,glue = CLPISD::COPY_TO_CALLEE_A t29, t23, > FrameIndex:i16<0>, > t29:1 > >   t33: ch,glue = CLPISD::COPY_TO_CALLEE_A t31, t24, > FrameIndex:i16<1>, > t31:1 > >   t35: ch,glue = CLPISD::COPY_TO_CALLEE_A t33, t25, > FrameIndex:i16<2>, > t33:1 > >   t37: ch,glue = CLPISD::COPY_TO_CALLEE_A t35, t26, > FrameIndex:i16<3>, > t35:1...
2016 Dec 22
2
struct bitfield regression between 3.6 and 3.9 (using -O0)
...l t19, Constant:i64<1> * t23: i8 = and t22, Constant:i8<1>* t24: i32 = zero_extend t23 t27: i1 = setcc t24, Constant:i32<1>, seteq:ch t29: i1 = xor t27, Constant:i1<-1> t31: ch = brcond t18, t29, BasicBlock:ch<if.else 0xa5f8d48> t33: ch = br t31, BasicBlock:ch<if.then 0xa5f8c98> The Optimized lowered selection DAG does not contain the* AND* node, but it does have a truncate which would seem to stand in for it given the result is only 1bit wide and the xor following it is operating on 1-bit wide values: t22: i8...
2016 Dec 22
0
struct bitfield regression between 3.6 and 3.9 (using -O0)
...gt; * t23: i8 = and t22, Constant:i8<1>* > t24: i32 = zero_extend t23 > t27: i1 = setcc t24, Constant:i32<1>, seteq:ch > t29: i1 = xor t27, Constant:i1<-1> > t31: ch = brcond t18, t29, BasicBlock:ch<if.else 0xa5f8d48> > t33: ch = br t31, BasicBlock:ch<if.then 0xa5f8c98> > > The Optimized lowered selection DAG does not contain the*AND* node, > but it does have a truncate which would seem to stand in for it given > the result is only 1bit wide and the xor following it is operating on > 1-bit wide...
2016 Dec 23
2
struct bitfield regression between 3.6 and 3.9 (using -O0)
...gt; * t23: i8 = and t22, Constant:i8<1>* > t24: i32 = zero_extend t23 > t27: i1 = setcc t24, Constant:i32<1>, seteq:ch > t29: i1 = xor t27, Constant:i1<-1> > t31: ch = brcond t18, t29, BasicBlock:ch<if.else 0xa5f8d48> > t33: ch = br t31, BasicBlock:ch<if.then 0xa5f8c98> > > The Optimized lowered selection DAG does not contain the* AND* node, but > it does have a truncate which would seem to stand in for it given the > result is only 1bit wide and the xor following it is operating on 1-bit > wide v...
2016 Aug 02
2
Instruction selection problems due to SelectionDAGBuilder
...uffle<0,0,0,0,0,0,0,0> t23, undef:v8i64 t32: v8i64 = BUILD_VECTOR Constant:i64<0>, Constant:i64<-1>, Constant:i64<-2>, Constant:i64<-3>, Constant:i64<-4>, Constant:i64<-5>, Constant:i64<-6>, Constant:i64<-7> t33: v8i64 = add t24, t32 t35: ch = CopyToReg t0, Register:v8i64 %vreg17, t33 t37: ch = CopyToReg t0, Register:i64 %vreg117, Constant:i64<0> t39: ch = TokenFactor t18, t35, t37 t40: ch = br t39, BasicBlock:ch<vector.body25 0x1d07660>...
2017 Oct 13
2
[SelectionDAG] Assertion due to MachineMemOperand flags difference.
...4i32,ch = load<LD16[%0+80](align=8)(dereferenceable)> t20, t46, undef:i64 t25: ch = store<ST16[%1]> t20, t24, FrameIndex:i64<0>, undef:i64 t29: i64 = add FrameIndex:i64<0>, Constant:i64<16> t30: ch = store<ST16[%1+16]> t20, t28, t29, undef:i64 t33: i64 = add FrameIndex:i64<0>, Constant:i64<32> t34: ch = store<ST16[%1+32]> t20, t32, t33, undef:i64 t38: i64 = add FrameIndex:i64<0>, Constant:i64<48> t39: ch = store<ST16[%1+48]> t20, t37, t38, undef:i64 t43: i64 = add FrameIndex:i64<0&gt...
2020 Jul 05
8
[RFC] carry-less multiplication instruction
<div> </div><div><div><p>Carry-less multiplication[1] instructions exist (at least optionally) on many architectures: armv8, RISC-V, x86_64, POWER, SPARC, C64x, and possibly more.</p><p>This proposal is to add a <code>llvm.clmul</code> instruction. Or if that is contentious, <code>llvm.experimental.bitmanip.clmul</code> instruction.
2016 Dec 15
2
TableGen - Help to implement a form of gather/scatter operations for Mips MSA
...However, now I start getting Segfault at selection for masked_gather, the reason being that I don't have vector registers of 64-bits: ISEL: Starting pattern match on root node: t14: v128i16,ch = masked_gather<LD256[<unknown>]> t0, t22, t29, TargetConstant:i64<0>, t33 Initial Opcode index to 1692 #0 0x00007f08faa9e700 llvm::sys::PrintStackTrace(llvm::raw_ostream&) /llvm/lib/Support/Unix/Signals.inc:402:0 #1 0x00007f08faa9ea9a PrintStackTraceSignalHandler(void*) /llvm/lib/Support/Unix/Signals.inc:470:0 #2 0x00007f08faa9cb55 llvm:...
2016 Dec 12
0
TableGen - Help to implement a form of gather/scatter operations for Mips MSA
Hello. I wanted to inform that I fixed the bug from the previous email. The main reason for the bug was that I thought that the SDNode masked_gather is returning only 1 value, but it returns 2 (hence, I guess, the earlier reported, difficult to follow, error: "Assertion `New->getNumTypes() == 1"). masked_gather returns 2 values because: // SDTypeProfile -
2003 Oct 14
4
Printing Issues with NT type Clients.
Hi. To begin with, I have a freshly built RedHat Linux 8.0 box running samba 2.2.8a. The kernel version is 2.4.18-14. I downloaded and compiled samba from source. I am using LPRng-3.8.9-6 as my printing system. The attached printer is a Lexmark Z22 printer and it is attached to the parralel port. Problem: For the life of me, I can't get NT type clients, NT4, 2K and XP to print to samba.