Blame jdk8210425-rh1632174-03-compile_with_o2_and_ffp_contract_off_as_for_fdlibm_zero.patch
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--- openjdk/hotspot/make/linux/makefiles/zeroshark.make
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+++ openjdk/hotspot/make/linux/makefiles/zeroshark.make
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@@ -30,10 +30,13 @@ ifeq ($(USE_CLANG), true)
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WARNING_FLAGS += -Wno-undef
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endif
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-# The copied fdlibm routines in sharedRuntimeTrig.o must not be optimized
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-OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT)
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-# The copied fdlibm routines in sharedRuntimeTrans.o must not be optimized
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-OPT_CFLAGS/sharedRuntimeTrans.o = $(OPT_CFLAGS/NOOPT)
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+ifeq ($(OPT_CFLAGS_NO_FMA),)
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+ OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/NOOPT)
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+ OPT_CFLAGS/sharedRuntimeTrans.o = $(OPT_CFLAGS/NOOPT)
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+else
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+ OPT_CFLAGS/sharedRuntimeTrig.o = $(OPT_CFLAGS/SPEED) $(OPT_CFLAGS_NO_FMA)
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+ OPT_CFLAGS/sharedRuntimeTrans.o = $(OPT_CFLAGS/SPEED) $(OPT_CFLAGS_NO_FMA)
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+endif
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# Specify that the CPU is little endian, if necessary
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ifeq ($(ZERO_ENDIANNESS), little)
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