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Add support for RISC-V ISA.

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Reviewed by:	emaste
Sponsored by:	DARPA, AFRL
Sponsored by:	HEIF5
Differential Revision:	https://reviews.freebsd.org/D5021
This commit is contained in:
Ruslan Bukin 2016-01-22 16:59:06 +00:00
parent 596675a64d
commit e79b31967d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=294577
2 changed files with 11 additions and 5 deletions
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8
contrib/compiler-rt/lib/builtins/int_lib.h
View File

@ -74,11 +74,13 @@
* global header to prevent other C files from making the detour
* through __c?zdi2() as well.
*
* This problem has only been observed on FreeBSD for sparc64 and
* mips64 with GCC 4.2.1.
* This problem has been observed on FreeBSD for sparc64 and
* mips64 with GCC 4.2.1, and for riscv with GCC 5.2.0.
* Presumably it's any version of GCC, and targeting an arch that
* does not have dedicated bit counting instructions.
*/
#if defined(__FreeBSD__) && (defined(__sparc64__) || \
defined(__mips_n64) || defined(__mips_o64))
defined(__mips_n64) || defined(__mips_o64) || defined(__riscv__))
si_int __clzsi2(si_int);
si_int __ctzsi2(si_int);
#define __builtin_clz __clzsi2

8
contrib/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.h
View File

@ -76,6 +76,10 @@ namespace __sanitizer {
#elif defined(__powerpc64__)
const unsigned struct_kernel_stat_sz = 144;
const unsigned struct_kernel_stat64_sz = 104;
#elif defined(__riscv__)
/* RISCVTODO: check that these values are correct */
const unsigned struct_kernel_stat_sz = 128;
const unsigned struct_kernel_stat64_sz = 128;
#elif defined(__mips__)
#if SANITIZER_WORDSIZE == 64
const unsigned struct_kernel_stat_sz = 216;
@ -103,7 +107,7 @@ namespace __sanitizer {
#if SANITIZER_LINUX || SANITIZER_FREEBSD
#if defined(__powerpc64__)
#if defined(__powerpc64__) || defined(__riscv__)
const unsigned struct___old_kernel_stat_sz = 0;
#else
const unsigned struct___old_kernel_stat_sz = 32;
@ -481,7 +485,7 @@ namespace __sanitizer {
typedef long __sanitizer___kernel_off_t;
#endif
#if defined(__powerpc__) || defined(__mips__)
#if defined(__powerpc__) || defined(__mips__) || defined(__riscv__)
typedef unsigned int __sanitizer___kernel_old_uid_t;
typedef unsigned int __sanitizer___kernel_old_gid_t;
#else