Search Options

Results per page
Sort
Preferred Languages
Advance

Results 1 - 6 of 6 for UBFX (0.14 sec)

  1. src/cmd/compile/internal/ssa/_gen/ARM64.rules

    	=> (UBFX [armBFAuxInt(sc, arm64BFWidth(ac, sc))] x)
    // merge ANDconst and ubfx into ubfx
    (ANDconst [c] (UBFX [bfc] x)) && isARM64BFMask(0, c, 0) =>
    	(UBFX [armBFAuxInt(bfc.getARM64BFlsb(), min(bfc.getARM64BFwidth(), arm64BFWidth(c, 0)))] x)
    (UBFX [bfc] (ANDconst [c] x)) && isARM64BFMask(0, c, 0) && bfc.getARM64BFlsb() + bfc.getARM64BFwidth() <= arm64BFWidth(c, 0) =>
    	(UBFX [bfc] x)
    // merge ubfx and zerso-extension into ubfx
    Registered: Wed Jun 12 16:32:35 UTC 2024
    - Last Modified: Thu May 23 15:49:20 UTC 2024
    - 113.1K bytes
    - Viewed (0)
  2. src/cmd/compile/internal/ssa/rewriteARM64.go

    			break
    		}
    		v.reset(OpARM64UBFX)
    		v.AuxInt = arm64BitFieldToAuxInt(armBFAuxInt(sc, arm64BFWidth(ac, 0)))
    		v.AddArg(x)
    		return true
    	}
    	// match: (ANDconst [c] (UBFX [bfc] x))
    	// cond: isARM64BFMask(0, c, 0)
    	// result: (UBFX [armBFAuxInt(bfc.getARM64BFlsb(), min(bfc.getARM64BFwidth(), arm64BFWidth(c, 0)))] x)
    	for {
    		c := auxIntToInt64(v.AuxInt)
    		if v_0.Op != OpARM64UBFX {
    			break
    		}
    Registered: Wed Jun 12 16:32:35 UTC 2024
    - Last Modified: Thu May 23 15:49:20 UTC 2024
    - 608.6K bytes
    - Viewed (0)
  3. test/codegen/memcombine.go

    	// s390x:-"MOVW",-"SRD"
    	p.b = uint32(x)
    }
    func store16le(p *struct{ a, b uint16 }, x uint32) {
    	// amd64:"MOVL",-"MOVW",-"SHRL"
    	// arm64:"MOVW",-"MOVH",-"UBFX"
    	// ppc64le:"MOVW",-"MOVH",-"SRW"
    	p.a = uint16(x)
    	// amd64:-"MOVW",-"SHRL"
    	// arm64:-"MOVH",-"UBFX"
    	// ppc64le:-"MOVH",-"SRW"
    	p.b = uint16(x >> 16)
    }
    func store16be(p *struct{ a, b uint16 }, x uint32) {
    	// ppc64:"MOVW",-"MOVH",-"SRW"
    Registered: Wed Jun 12 16:32:35 UTC 2024
    - Last Modified: Thu Mar 21 19:45:41 UTC 2024
    - 29.7K bytes
    - Viewed (0)
  4. test/codegen/mathbits.go

    	// 386:"BSWAPL"
    	// s390x:"MOVWBR"
    	// arm64:"REVW"
    	// ppc64x/power10: "BRW"
    	return bits.ReverseBytes32(n)
    }
    
    func ReverseBytes16(n uint16) uint16 {
    	// amd64:"ROLW"
    	// arm64:"REV16W",-"UBFX",-"ORR"
    	// arm/5:"SLL","SRL","ORR"
    	// arm/6:"REV16"
    	// arm/7:"REV16"
    	// ppc64x/power10: "BRH"
    	return bits.ReverseBytes16(n)
    }
    
    // --------------------- //
    //    bits.RotateLeft    //
    Registered: Wed Jun 12 16:32:35 UTC 2024
    - Last Modified: Thu May 23 18:51:17 UTC 2024
    - 19.6K bytes
    - Viewed (0)
  5. src/cmd/compile/internal/ssa/_gen/ARM64Ops.go

    		{name: "UBFIZ", argLength: 1, reg: gp11, asm: "UBFIZ", aux: "ARM64BitField"},
    		// extract width bits of arg0 starting at bit lsb and insert at low end of result, remaining high bits are zeroed
    		{name: "UBFX", argLength: 1, reg: gp11, asm: "UBFX", aux: "ARM64BitField"},
    
    		// moves
    		{name: "MOVDconst", argLength: 0, reg: gp01, aux: "Int64", asm: "MOVD", typ: "UInt64", rematerializeable: true},      // 64 bits from auxint
    Registered: Wed Jun 12 16:32:35 UTC 2024
    - Last Modified: Thu May 23 15:49:20 UTC 2024
    - 58.8K bytes
    - Viewed (0)
  6. src/cmd/compile/internal/ssa/opGen.go

    			},
    			outputs: []outputInfo{
    				{0, 670826495}, // R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R19 R20 R21 R22 R23 R24 R25 R26 R30
    			},
    		},
    	},
    	{
    		name:    "UBFX",
    		auxType: auxARM64BitField,
    		argLen:  1,
    		asm:     arm64.AUBFX,
    		reg: regInfo{
    			inputs: []inputInfo{
    Registered: Wed Jun 12 16:32:35 UTC 2024
    - Last Modified: Thu May 23 15:49:20 UTC 2024
    - 1M bytes
    - Viewed (0)
Back to top