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42 lines
1.8 KiB
Diff
42 lines
1.8 KiB
Diff
From be891506c1307e91e93bbaaaa6b4d0339bab15f9 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=E6=BA=AF=E6=B4=84?= <1840686745@qq.com>
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Date: Thu, 26 Aug 2021 14:00:54 +0800
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Subject: [PATCH 22/41] x86: always compile with PIC
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---
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make/hotspot/lib/JvmOverrideFiles.gmk | 18 ------------------
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1 file changed, 18 deletions(-)
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diff --git a/make/hotspot/lib/JvmOverrideFiles.gmk b/make/hotspot/lib/JvmOverrideFiles.gmk
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index a9f8a0e54ed..2ba0ec0105e 100644
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--- a/make/hotspot/lib/JvmOverrideFiles.gmk
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+++ b/make/hotspot/lib/JvmOverrideFiles.gmk
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@@ -65,24 +65,6 @@ ifeq ($(call isTargetOs, linux), true)
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#
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endif
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- ifeq ($(call isTargetCpu, x86), true)
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- # Performance measurements show that by compiling GC related code, we could
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- # significantly reduce the GC pause time on 32 bit Linux/Unix platforms by
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- # compiling without the PIC flag (-fPIC on linux).
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- # See 6454213 for more details.
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- ALL_SRC := $(call FindFiles, $(TOPDIR)/src/hotspot/share, *.cpp)
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- NONPIC_FILTER := $(addsuffix %, $(addprefix $(TOPDIR)/src/hotspot/share/, \
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- memory oops gc))
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- # Due to what looks like a bug in the old build implementation of this, add a
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- # couple of more files that were accidentally matched as substrings of GC related
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- # files.
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- NONPIC_SRC := $(filter $(NONPIC_FILTER), $(ALL_SRC)) globals.cpp location.cpp
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- # Declare variables for each source file that needs the pic flag like this:
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- # BUILD_JVM_<srcfile>_CXXFLAGS := -fno-PIC
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- # This will get implicitly picked up by SetupNativeCompilation below.
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- $(foreach s, $(NONPIC_SRC), $(eval BUILD_LIBJVM_$(notdir $s)_CXXFLAGS := -fno-PIC))
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- endif
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-
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else ifeq ($(call isTargetOs, macosx), true)
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# The copied fdlibm routines in these files must not be optimized
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BUILD_LIBJVM_sharedRuntimeTrig.cpp_CXXFLAGS := $(FDLIBM_CFLAGS) $(LIBJVM_FDLIBM_COPY_OPT_FLAG)
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--
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2.50.1
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