gcc/libgcc/config/i386/64/t-softfp
liuhongt 637dfcf43c Explicitly add -msse2 to compile HF related libgcc source file.
For 32-bit libgcc configure w/o sse2, there's would be an error since
GCC only support _Float16 under sse2. Explicitly add -msse2 for those
HF related libgcc functions, so users can still link them w/ the
upper configuration.

libgcc/ChangeLog:

	* Makefile.in: Adjust to support specific CFLAGS for each
	libgcc source file.
	* config/i386/64/t-softfp: Explicitly add -msse2 for HF
	related libgcc source files.
	* config/i386/t-softfp: Ditto.
	* config/i386/_divhc3.c: New file.
	* config/i386/_mulhc3.c: New file.
2021-09-06 15:13:14 +08:00

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softfp_extras := fixhfti fixunshfti floattihf floatuntihf
CFLAGS-fixhfti.c += -msse2
CFLAGS-fixunshfti.c += -msse2
CFLAGS-floattihf.c += -msse2
CFLAGS-floatunstihf.c += -msse2