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mips: Enable __clzsi2() 

This patch is similiar to commit e795b9011 (RISC-V: Add libgcc helpers
for clz) but for MIPS target.

Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
Reviewed-by: Ross Philipson <ross.philipson@oracle.com>
This commit is contained in:
Daniel Kiper 2019-03-18 13:19:05 +01:00 committed by Vincent Batts
parent bd0f543cc3
commit 9c4c933f05
2 changed files with 6 additions and 3 deletions
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5
grub-core/kern/compiler-rt.c
View File

@ -420,8 +420,7 @@ __aeabi_llsl (grub_uint64_t u, int b)
#endif
#ifdef __riscv
#if defined(__mips__) || defined(__riscv)
/* Based on libgcc from gcc suite. */
int
__clzsi2 (grub_uint32_t val)
@ -447,7 +446,9 @@ __clzsi2 (grub_uint32_t val)
}
return (i - val);
}
#endif
#ifdef __riscv
int
__clzdi2 (grub_uint64_t val)
{

4
include/grub/compiler-rt.h
View File

@ -110,10 +110,12 @@ EXPORT_FUNC (__aeabi_llsr) (grub_uint64_t u, int b);
#endif
#ifdef __riscv
#if defined(__mips__) || defined(__riscv)
int
EXPORT_FUNC (__clzsi2) (grub_uint32_t val);
#endif
#ifdef __riscv
int
EXPORT_FUNC (__clzdi2) (grub_uint64_t val);
#endif