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Results 1 - 4 of 4 for OutMerge (0.35 sec)
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src/cmd/internal/obj/s390x/rotate.go
func (r RotateParams) InMask() uint64 { return bits.RotateLeft64(r.OutMask(), -int(r.Amount)) } // OutMerge tries to generate a new set of parameters representing // the intersection between the selected bits and the provided mask. // If the intersection is unrepresentable (0 or not contiguous) nil // will be returned. func (r RotateParams) OutMerge(mask uint64) *RotateParams { mask &= r.OutMask() if mask == 0 { return nil }
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Mon Dec 21 19:19:04 UTC 2020 - 3.6K bytes - Viewed (0) -
src/cmd/internal/obj/s390x/rotate_test.go
} for _, test := range tests { if r := test.src.InMerge(test.mask); !eq(r, test.in) { t.Errorf("%v merged with %#x (input): want %v, got %v", test.src, test.mask, test.in, r) } if r := test.src.OutMerge(test.mask); !eq(r, test.out) { t.Errorf("%v merged with %#x (output): want %v, got %v", test.src, test.mask, test.out, r) } }
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Mon Dec 14 17:17:59 UTC 2020 - 3.6K bytes - Viewed (0) -
src/cmd/compile/internal/ssa/_gen/S390X.rules
// Absorb 'rotate then insert selected bits [into zero]' into zero extension. (MOVWZreg (RISBGZ x {r})) && r.OutMerge(0xffffffff) != nil => (RISBGZ x {*r.OutMerge(0xffffffff)}) (MOVHZreg (RISBGZ x {r})) && r.OutMerge(0x0000ffff) != nil => (RISBGZ x {*r.OutMerge(0x0000ffff)}) (MOVBZreg (RISBGZ x {r})) && r.OutMerge(0x000000ff) != nil => (RISBGZ x {*r.OutMerge(0x000000ff)}) // Absorb shift into 'rotate then insert selected bits [into zero]'. //
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Thu Oct 12 18:09:26 UTC 2023 - 74.3K bytes - Viewed (0) -
src/cmd/compile/internal/ssa/rewriteS390X.go
// match: (MOVBZreg (RISBGZ x {r})) // cond: r.OutMerge(0x000000ff) != nil // result: (RISBGZ x {*r.OutMerge(0x000000ff)}) for { if v_0.Op != OpS390XRISBGZ { break } r := auxToS390xRotateParams(v_0.Aux) x := v_0.Args[0] if !(r.OutMerge(0x000000ff) != nil) { break } v.reset(OpS390XRISBGZ) v.Aux = s390xRotateParamsToAux(*r.OutMerge(0x000000ff)) v.AddArg(x) return true
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Thu Oct 12 18:09:26 UTC 2023 - 395.1K bytes - Viewed (0)