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[embedded-builtins] [cros] Place embedded builtins in huge page text

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On ChromeOS platform, transparent hugepage text is enabled by default.
This CL places embedded builtins into the hugepage text area to reduce ITLB miss.

Bug: v8:6666
Change-Id: I09f1734b02d644658a31e2d3c22c2319be12b79f
Reviewed-on: https://chromium-review.googlesource.com/1122156
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Kanghua Yu <kanghua.yu@intel.com>
Cr-Commit-Position: refs/heads/master@{#54621}
This commit is contained in:
Kanghua Yu 2018-07-23 22:45:04 +08:00 committed by Commit Bot
parent f25848800f
commit 082aa5fc4a
1 changed files with 4 additions and 0 deletions
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4
src/snapshot/macros.h
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@ -31,7 +31,11 @@
#else // !MACOSX && !WIN && !AIX
#define V8_ASM_MANGLE_LABEL ""
#define V8_ASM_RODATA_SECTION ".section .rodata\n"
#if defined(OS_CHROMEOS) // ChromeOS
#define V8_ASM_TEXT_SECTION ".section .text.hot.embedded\n"
#else
#define V8_ASM_TEXT_SECTION ".section .text\n"
#endif
#if defined(V8_TARGET_ARCH_MIPS) || defined(V8_TARGET_ARCH_MIPS64)
#define V8_ASM_DECLARE(NAME) ".global " V8_ASM_MANGLE_LABEL NAME "\n"
#else