Date: Sun, 6 Oct 2013 12:35:29 +0000 (UTC) From: Mark Murray <markm@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r256084 - projects/random_number_generator/sys/dev/random Message-ID: <201310061235.r96CZTIv031694@svn.freebsd.org>
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Author: markm Date: Sun Oct 6 12:35:29 2013 New Revision: 256084 URL: http://svnweb.freebsd.org/changeset/base/256084 Log: Don't use the "real" assembler mnemonics; older compilers may not understand them (like when building CURRENT on 9.x). Submitted by: Konstantin Belousov <kostikbel@gmail.com> Modified: projects/random_number_generator/sys/dev/random/ivy.c projects/random_number_generator/sys/dev/random/nehemiah.c Modified: projects/random_number_generator/sys/dev/random/ivy.c ============================================================================== --- projects/random_number_generator/sys/dev/random/ivy.c Sun Oct 6 12:31:24 2013 (r256083) +++ projects/random_number_generator/sys/dev/random/ivy.c Sun Oct 6 12:35:29 2013 (r256084) @@ -65,12 +65,12 @@ ivy_rng_store(uint64_t *tmp) __asm __volatile( #ifdef __amd64__ - "rdrand\t%%rax\n\t" + ".byte\t0x48,0x0f,0xc7,0xf0\n\t" /* rdrand %rax */ "jnc\t1f\n\t" "movq\t%%rax,%1\n\t" "movl\t$8,%%eax\n" #else /* i386 */ - "rdrand\t%%eax\n\t" + ".byte\t0x0f,0xc7,0xf0\n\t" /* rdrand %eax */ "jnc\t1f\n\t" "movl\t%%eax,%1\n\t" "movl\t$4,%%eax\n" Modified: projects/random_number_generator/sys/dev/random/nehemiah.c ============================================================================== --- projects/random_number_generator/sys/dev/random/nehemiah.c Sun Oct 6 12:31:24 2013 (r256083) +++ projects/random_number_generator/sys/dev/random/nehemiah.c Sun Oct 6 12:35:29 2013 (r256084) @@ -71,7 +71,7 @@ VIA_RNG_store(void *buf) #ifdef __GNUCLIKE_ASM __asm __volatile( "movl $0,%%edx\n\t" - "xstore" + ".byte 0x0f, 0xa7, 0xc0" /* xstore */ : "=a" (retval), "+d" (rate), "+D" (buf) : : "memory"
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