diff options
Diffstat (limited to '8003-runtime-add-kunpeng-malloc-optimize.patch')
-rw-r--r-- | 8003-runtime-add-kunpeng-malloc-optimize.patch | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/8003-runtime-add-kunpeng-malloc-optimize.patch b/8003-runtime-add-kunpeng-malloc-optimize.patch deleted file mode 100644 index da16ef7..0000000 --- a/8003-runtime-add-kunpeng-malloc-optimize.patch +++ /dev/null @@ -1,81 +0,0 @@ -From 9feb2b8eb21c27e9ec1ab2bd45a59b7dec451d3a Mon Sep 17 00:00:00 2001 -From: jinye <jinye10@huawei.com> -Date: Tue, 5 Aug 2025 20:26:54 +0800 -Subject: [PATCH] runtime:add kunpeng malloc optimize - ---- - src/internal/goexperiment/exp_prefetchmalloc_off.go | 8 ++++++++ - src/internal/goexperiment/exp_prefetchmalloc_on.go | 8 ++++++++ - src/internal/goexperiment/flags.go | 3 +++ - src/runtime/malloc.go | 6 ++++++ - 4 files changed, 25 insertions(+) - create mode 100644 src/internal/goexperiment/exp_prefetchmalloc_off.go - create mode 100644 src/internal/goexperiment/exp_prefetchmalloc_on.go - -diff --git a/src/internal/goexperiment/exp_prefetchmalloc_off.go b/src/internal/goexperiment/exp_prefetchmalloc_off.go -new file mode 100644 -index 00000000..c0b645ff ---- /dev/null -+++ b/src/internal/goexperiment/exp_prefetchmalloc_off.go -@@ -0,0 +1,8 @@ -+// Code generated by mkconsts.go. DO NOT EDIT. -+ -+//go:build !goexperiment.prefetchmalloc -+ -+package goexperiment -+ -+const PrefetchMalloc = false -+const PrefetchMallocInt = 0 -diff --git a/src/internal/goexperiment/exp_prefetchmalloc_on.go b/src/internal/goexperiment/exp_prefetchmalloc_on.go -new file mode 100644 -index 00000000..c6a08728 ---- /dev/null -+++ b/src/internal/goexperiment/exp_prefetchmalloc_on.go -@@ -0,0 +1,8 @@ -+// Code generated by mkconsts.go. DO NOT EDIT. -+ -+//go:build experiment.prefetchmalloc -+ -+package goexperiment -+ -+const PrefetchMalloc = true -+const PrefetchMallocInt = 1 -diff --git a/src/internal/goexperiment/flags.go b/src/internal/goexperiment/flags.go -index 948ed5c8..04ea20a9 100644 ---- a/src/internal/goexperiment/flags.go -+++ b/src/internal/goexperiment/flags.go -@@ -128,4 +128,7 @@ type Flags struct { - - // Synctest enables the testing/synctest package. - Synctest bool -+ -+ // Kunpeng malloc prefetch optimization. -+ PrefetchMalloc bool - } -diff --git a/src/runtime/malloc.go b/src/runtime/malloc.go -index 73d663f7..a8cac5b0 100644 ---- a/src/runtime/malloc.go -+++ b/src/runtime/malloc.go -@@ -102,6 +102,7 @@ package runtime - - import ( - "internal/goarch" -+ "internal/goexperiment" - "internal/goos" - "internal/runtime/atomic" - "internal/runtime/math" -@@ -1092,6 +1093,11 @@ func mallocgc(size uintptr, typ *_type, needzero bool) unsafe.Pointer { - if debug.malloc { - postMallocgcDebug(x, elemsize, typ) - } -+ -+ if goexperiment.PrefetchMalloc { -+ sys.Prefetch(uintptr(unsafe.Add(x, size))) -+ } -+ - return x - } - --- -2.33.0 - |