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/rk3399_ARM-atf/lib/compiler-rt/builtins/
H A Dctzdi2.c7bba6884a0112ec38ad5992b1eb3f0398abf5cf7 Wed Jul 19 13:05:47 UTC 2017 Sandrine Bailleux <sandrine.bailleux@arm.com> Import ctzdi2.c from LLVM compiler-rt

When using __builtin_ctzll() in AArch32 code, the compiler may translate
that into a call to the __ctzdi2() function. In this case, the linking
phase fails because TF doesn't provide an implementation for it.

This patch imports the implementation of the __ctzdi2() function from
LLVM's compiler-rt project and hooks it into TF's build system. The
ctzdi2.c file is an unmodified copy from the master branch as of
July 19 2017 (SVN revision: 308480).

Change-Id: I96766a025ba28e1afc6ef6a5c4ef91d85fc8f32b
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>
/rk3399_ARM-atf/lib/compiler-rt/
H A Dcompiler-rt.mk7bba6884a0112ec38ad5992b1eb3f0398abf5cf7 Wed Jul 19 13:05:47 UTC 2017 Sandrine Bailleux <sandrine.bailleux@arm.com> Import ctzdi2.c from LLVM compiler-rt

When using __builtin_ctzll() in AArch32 code, the compiler may translate
that into a call to the __ctzdi2() function. In this case, the linking
phase fails because TF doesn't provide an implementation for it.

This patch imports the implementation of the __ctzdi2() function from
LLVM's compiler-rt project and hooks it into TF's build system. The
ctzdi2.c file is an unmodified copy from the master branch as of
July 19 2017 (SVN revision: 308480).

Change-Id: I96766a025ba28e1afc6ef6a5c4ef91d85fc8f32b
Signed-off-by: Sandrine Bailleux <sandrine.bailleux@arm.com>