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| author | Jakub Ciolek <jakub@ciolek.dev> | 2022-09-16 12:16:00 +0200 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2022-09-16 20:49:24 +0000 |
| commit | 2addbf3f2a91e2caa0903c79a44d722e9bcd913d (patch) | |
| tree | 83450a762aca440890a2387ea7556ed92d8bc035 /src/debug | |
| parent | 2d89bec2de0ee9d340346dea6b1506457f5f7722 (diff) | |
| download | go-2addbf3f2a91e2caa0903c79a44d722e9bcd913d.tar.xz | |
cmd/compile: make isConstDelta compute delta for 8 and 16 bit arithmetic
Use the delta for computing min and max values. This elides a few bounds checks:
compilecmp linux/amd64:
regexp/syntax
regexp/syntax.Op.String 271 -> 249 (-8.12%)
compress/bzip2
compress/bzip2.(*reader).readBlock 2991 -> 2973 (-0.60%)
cmd/internal/objabi
cmd/internal/objabi.RelocType.String 240 -> 220 (-8.33%)
cmd/vendor/golang.org/x/arch/ppc64/ppc64asm
cmd/vendor/golang.org/x/arch/ppc64/ppc64asm.CondReg.String 421 -> 400 (-4.99%)
cmd/vendor/golang.org/x/arch/ppc64/ppc64asm.gnuArg changed
cmd/vendor/golang.org/x/arch/ppc64/ppc64asm.plan9Arg 1868 -> 1836 (-1.71%)
cmd/internal/objfile
cmd/internal/objfile.(*machoFile).symbols 1457 -> 1423 (-2.33%)
cmd/internal/objfile.loadPETable changed
cmd/internal/obj/wasm
cmd/internal/obj/wasm.assemble changed
cmd/internal/obj/ppc64
cmd/internal/obj/ppc64.type_vsrdbi changed
cmd/internal/obj/ppc64.type_vmsumcud changed
cmd/link/internal/loadpe
cmd/link/internal/loadpe.Load 10634 -> 10602 (-0.30%)
cmd/link/internal/loadpe.(*peLoaderState).readpesym changed
Change-Id: I439facd13e3d2695abadfe1d3f7faebfd0d7df74
Reviewed-on: https://go-review.googlesource.com/c/go/+/431237
Run-TryBot: Keith Randall <khr@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Keith Randall <khr@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Keith Randall <khr@golang.org>
Diffstat (limited to 'src/debug')
0 files changed, 0 insertions, 0 deletions