From a66a69865d444509710253d3210a1e72bcd040f9 Mon Sep 17 00:00:00 2001 From: Takashi Kokubun Date: Tue, 13 Dec 2022 08:00:22 -0800 Subject: [PATCH] YJIT: Change the default mem size to 64MiB (#6912) * YJIT: Change the default mem size to 64MiB * Also update ruby --help Co-authored-by: Alan Wu --- NEWS.md | 2 +- ruby.c | 2 +- yjit/src/options.rs | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/NEWS.md b/NEWS.md index 8f89003b00..e6c754771c 100644 --- a/NEWS.md +++ b/NEWS.md @@ -602,7 +602,7 @@ The following deprecated APIs are removed. * Simply run ruby with `--yjit-stats` to compute and dump stats (incurs some run-time overhead). * YJIT is now optimized to take advantage of object shapes. [[Feature #18776]] * Take advantage of finer-grained constant invalidation to invalidate less code when defining new constants. [[Feature #18589]] -* The default `--yjit-exec-mem-size` is changed to 128 (MiB). +* The default `--yjit-exec-mem-size` is changed to 64 (MiB). * The default `--yjit-call-threshold` is changed to 30. ### MJIT diff --git a/ruby.c b/ruby.c index 9ece8a27a2..297ebb5c26 100644 --- a/ruby.c +++ b/ruby.c @@ -340,7 +340,7 @@ usage(const char *name, int help, int highlight, int columns) #if YJIT_STATS M("--yjit-stats", "", "Enable collecting YJIT statistics"), #endif - M("--yjit-exec-mem-size=num", "", "Size of executable memory block in MiB (default: 256)"), + M("--yjit-exec-mem-size=num", "", "Size of executable memory block in MiB (default: 64)"), M("--yjit-call-threshold=num", "", "Number of calls to trigger JIT (default: 10)"), M("--yjit-max-versions=num", "", "Maximum number of versions per basic block (default: 4)"), M("--yjit-greedy-versioning", "", "Greedy versioning mode (default: disabled)"), diff --git a/yjit/src/options.rs b/yjit/src/options.rs index d734bcc40b..e720c33b0b 100644 --- a/yjit/src/options.rs +++ b/yjit/src/options.rs @@ -49,7 +49,7 @@ pub struct Options { // Initialize the options to default values pub static mut OPTIONS: Options = Options { - exec_mem_size: 128 * 1024 * 1024, + exec_mem_size: 64 * 1024 * 1024, call_threshold: 30, greedy_versioning: false, no_type_prop: false,