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invalidate instruction cache on apple silicon

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This commit is contained in:
tevador
2020-11-29 14:26:03 +01:00
parent 5bfd021e8f
commit 4d940e9e33
1 changed files with 12 additions and 3 deletions
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src/jit_compiler_a64.cpp
+12 -3
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@@ -32,6 +32,9 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "program.hpp"
#include "reciprocal.h"
#include "virtual_memory.hpp"
#ifdef __APPLE__
#include <libkern/OSCacheControl.h>
#endif
namespace ARMV8A {
@@ -163,7 +166,9 @@ void JitCompilerA64::generateProgram(Program& program, ProgramConfiguration& con
codePos = ((uint8_t*)randomx_program_aarch64_update_spMix1) - ((uint8_t*)randomx_program_aarch64);
emit32(ARMV8A::EOR | 10 | (IntRegMap[config.readReg0] << 5) | (IntRegMap[config.readReg1] << 16), code, codePos);
#ifdef __GNUC__
#if defined(__APPLE__)
sys_icache_invalidate(code + MainLoopBegin, codePos - MainLoopBegin);
#elif defined(__GNUC__)
__builtin___clear_cache(reinterpret_cast<char*>(code + MainLoopBegin), reinterpret_cast<char*>(code + codePos));
#endif
}
@@ -220,7 +225,9 @@ void JitCompilerA64::generateProgramLight(Program& program, ProgramConfiguration
emit32(ARMV8A::ADD_IMM_LO | 2 | (2 << 5) | (imm_lo << 10), code, codePos);
emit32(ARMV8A::ADD_IMM_HI | 2 | (2 << 5) | (imm_hi << 10), code, codePos);
#ifdef __GNUC__
#if defined(__APPLE__)
sys_icache_invalidate(code + MainLoopBegin, codePos - MainLoopBegin);
#elif defined(__GNUC__)
__builtin___clear_cache(reinterpret_cast<char*>(code + MainLoopBegin), reinterpret_cast<char*>(code + codePos));
#endif
}
@@ -338,7 +345,9 @@ void JitCompilerA64::generateSuperscalarHash(SuperscalarProgram(&programs)[N], s
memcpy(code + codePos, p1, p2 - p1);
codePos += p2 - p1;
#ifdef __GNUC__
#if defined(__APPLE__)
sys_icache_invalidate(code + CodeSize, codePos - CodeSize);
#elif defined(__GNUC__)
__builtin___clear_cache(reinterpret_cast<char*>(code + CodeSize), reinterpret_cast<char*>(code + codePos));
#endif
}