12d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines//===-- asan_asm_test.cc --------------------------------------------------===// 22d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 32d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// The LLVM Compiler Infrastructure 42d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 52d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// This file is distributed under the University of Illinois Open Source 62d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// License. See LICENSE.TXT for details. 72d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 82d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines//===----------------------------------------------------------------------===// 92d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// This file is a part of AddressSanitizer, an address sanity checker. 112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines// 122d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines//===----------------------------------------------------------------------===// 132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#include "asan_test_utils.h" 142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 152d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#if defined(__linux__) 162d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 172d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#if defined(__x86_64__) || (defined(__i386__) && defined(__SSE2__)) 182d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 192d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#include <emmintrin.h> 202d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 212d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesnamespace { 222d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 232d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<typename T> void asm_write(T *ptr, T val); 242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<typename T> T asm_read(T *ptr); 252d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 262d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} // End of anonymous namespace 272d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 282d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#endif // defined(__x86_64__) || (defined(__i386__) && defined(__SSE2__)) 292d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 302d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#if defined(__x86_64__) 312d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 322d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesnamespace { 332d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 342d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#define DECLARE_ASM_WRITE(Type, Size, Mov, Reg) \ 352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<> void asm_write<Type>(Type *ptr, Type val) { \ 362d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__( \ 372d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Mov " %[val], (%[ptr]) \n\t" \ 382d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : \ 392d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [ptr] "r" (ptr), [val] Reg (val) \ 405d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines : "memory" \ 412d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ); \ 422d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 432d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 442d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#define DECLARE_ASM_READ(Type, Size, Mov, Reg) \ 452d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<> Type asm_read<Type>(Type *ptr) { \ 462d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Type res; \ 472d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__( \ 482d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Mov " (%[ptr]), %[res] \n\t" \ 492d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [res] Reg (res) \ 502d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [ptr] "r" (ptr) \ 515d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines : "memory" \ 522d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ); \ 532d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines return res; \ 542d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 552d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 562d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_WRITE(U8, "8", "movq", "r"); 572d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_READ(U8, "8", "movq", "=r"); 582d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 592d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} // End of anonymous namespace 602d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 612d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#endif // defined(__x86_64__) 622d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 632d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#if defined(__i386__) && defined(__SSE2__) 642d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 652d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesnamespace { 662d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 672d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#define DECLARE_ASM_WRITE(Type, Size, Mov, Reg) \ 682d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<> void asm_write<Type>(Type *ptr, Type val) { \ 692d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__( \ 702d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Mov " %[val], (%[ptr]) \n\t" \ 712d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : \ 722d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [ptr] "r" (ptr), [val] Reg (val) \ 735d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines : "memory" \ 742d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ); \ 752d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 762d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 772d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#define DECLARE_ASM_READ(Type, Size, Mov, Reg) \ 782d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<> Type asm_read<Type>(Type *ptr) { \ 792d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Type res; \ 802d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__( \ 812d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines Mov " (%[ptr]), %[res] \n\t" \ 822d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [res] Reg (res) \ 832d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [ptr] "r" (ptr) \ 845d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines : "memory" \ 852d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ); \ 862d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines return res; \ 872d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 882d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 892d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} // End of anonymous namespace 902d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 912d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#endif // defined(__i386__) && defined(__SSE2__) 922d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 932d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#if defined(__x86_64__) || (defined(__i386__) && defined(__SSE2__)) 942d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 952d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesnamespace { 962d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 972d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_WRITE(U1, "1", "movb", "r"); 982d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_WRITE(U2, "2", "movw", "r"); 992d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_WRITE(U4, "4", "movl", "r"); 1002d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_WRITE(__m128i, "16", "movaps", "x"); 1012d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1022d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_READ(U1, "1", "movb", "=r"); 1032d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_READ(U2, "2", "movw", "=r"); 1042d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_READ(U4, "4", "movl", "=r"); 1052d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesDECLARE_ASM_READ(__m128i, "16", "movaps", "=x"); 1062d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1072d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<typename T> void TestAsmWrite(const char *DeathPattern) { 1082d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines T *buf = new T; 1092d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines EXPECT_DEATH(asm_write(&buf[1], static_cast<T>(0)), DeathPattern); 1102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines T var = 0x12; 1112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines asm_write(&var, static_cast<T>(0x21)); 1122d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ASSERT_EQ(static_cast<T>(0x21), var); 1132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines delete buf; 1142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1152d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1162d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<> void TestAsmWrite<__m128i>(const char *DeathPattern) { 1172d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines char *buf = new char[16]; 1182d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines char *p = buf + 16; 1192d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (((uintptr_t) p % 16) != 0) 1202d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines p = buf + 8; 1212d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines assert(((uintptr_t) p % 16) == 0); 1222d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __m128i val = _mm_set1_epi16(0x1234); 1232d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines EXPECT_DEATH(asm_write<__m128i>((__m128i*) p, val), DeathPattern); 1242d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __m128i var = _mm_set1_epi16(0x4321); 1252d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines asm_write(&var, val); 1262d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ASSERT_EQ(0x1234, _mm_extract_epi16(var, 0)); 1272d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines delete [] buf; 1282d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1292d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1302d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<typename T> void TestAsmRead(const char *DeathPattern) { 1312d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines T *buf = new T; 1322d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines EXPECT_DEATH(asm_read(&buf[1]), DeathPattern); 1332d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines T var = 0x12; 1342d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ASSERT_EQ(static_cast<T>(0x12), asm_read(&var)); 1352d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines delete buf; 1362d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1372d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1382d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinestemplate<> void TestAsmRead<__m128i>(const char *DeathPattern) { 1392d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines char *buf = new char[16]; 1402d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines char *p = buf + 16; 1412d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines if (((uintptr_t) p % 16) != 0) 1422d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines p = buf + 8; 1432d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines assert(((uintptr_t) p % 16) == 0); 1442d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines EXPECT_DEATH(asm_read<__m128i>((__m128i*) p), DeathPattern); 1452d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __m128i val = _mm_set1_epi16(0x1234); 1462d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ASSERT_EQ(0x1234, _mm_extract_epi16(asm_read(&val), 0)); 1472d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines delete [] buf; 1482d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1492d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1502d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesU4 AsmLoad(U4 *a) { 1512d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines U4 r; 1522d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__("movl (%[a]), %[r] \n\t" : [r] "=r" (r) : [a] "r" (a) : "memory"); 1532d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines return r; 1542d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1552d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1562d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hinesvoid AsmStore(U4 r, U4 *a) { 1572d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__("movl %[r], (%[a]) \n\t" : : [a] "r" (a), [r] "r" (r) : "memory"); 1582d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1592d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1602d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} // End of anonymous namespace 1612d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1622d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesTEST(AddressSanitizer, asm_load_store) { 1632d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines U4* buf = new U4[2]; 1642d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines EXPECT_DEATH(AsmLoad(&buf[3]), "READ of size 4"); 1652d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines EXPECT_DEATH(AsmStore(0x1234, &buf[3]), "WRITE of size 4"); 1662d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines delete [] buf; 1672d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1682d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1692d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesTEST(AddressSanitizer, asm_rw) { 1702d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmWrite<U1>("WRITE of size 1"); 1712d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmWrite<U2>("WRITE of size 2"); 1722d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmWrite<U4>("WRITE of size 4"); 1735d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines#if defined(__x86_64__) 1742d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmWrite<U8>("WRITE of size 8"); 1755d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines#endif // defined(__x86_64__) 1762d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmWrite<__m128i>("WRITE of size 16"); 1772d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1782d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmRead<U1>("READ of size 1"); 1792d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmRead<U2>("READ of size 2"); 1802d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmRead<U4>("READ of size 4"); 1815d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines#if defined(__x86_64__) 1822d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmRead<U8>("READ of size 8"); 1835d71de26cedae3dafc17449fe0182045c0bd20e8Stephen Hines#endif // defined(__x86_64__) 1842d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines TestAsmRead<__m128i>("READ of size 16"); 1852d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 1862d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1872d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen HinesTEST(AddressSanitizer, asm_flags) { 1882d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines long magic = 0x1234; 1892d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines long r = 0x0; 1902d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 1912d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#if defined(__x86_64__) 1922d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__("xorq %%rax, %%rax \n\t" 1932d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "movq (%[p]), %%rax \n\t" 1942d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "sete %%al \n\t" 1952d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "movzbq %%al, %[r] \n\t" 1962d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [r] "=r"(r) 1972d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [p] "r"(&magic) 1982d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : "rax", "memory"); 1992d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#else 2002d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines __asm__("xorl %%eax, %%eax \n\t" 2012d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "movl (%[p]), %%eax \n\t" 2022d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "sete %%al \n\t" 2032d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines "movzbl %%al, %[r] \n\t" 2042d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [r] "=r"(r) 2052d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : [p] "r"(&magic) 2062d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines : "eax", "memory"); 2072d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#endif // defined(__x86_64__) 2082d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 2092d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines ASSERT_EQ(0x1, r); 2102d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines} 2112d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 2122d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#endif // defined(__x86_64__) || (defined(__i386__) && defined(__SSE2__)) 2132d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines 2142d1fdb26e458c4ddc04155c1d421bced3ba90cd0Stephen Hines#endif // defined(__linux__) 215