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Check for POPCNT instruction

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This commit is contained in:
Azat Khuzhin 2020-05-24 19:39:31 +03:00
parent 210e67d831
commit ec894e7cb3
3 changed files with 26 additions and 7 deletions
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19
programs/main.cpp
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@ -127,9 +127,10 @@ enum class InstructionFail
SSSE3 = 2, SSSE3 = 2,
SSE4_1 = 3, SSE4_1 = 3,
SSE4_2 = 4, SSE4_2 = 4,
AVX = 5, POPCNT = 5,
AVX2 = 6, AVX = 6,
AVX512 = 7 AVX2 = 7,
AVX512 = 8
}; };
const char * instructionFailToString(InstructionFail fail) const char * instructionFailToString(InstructionFail fail)
@ -146,6 +147,8 @@ const char * instructionFailToString(InstructionFail fail)
return "SSE4.1"; return "SSE4.1";
case InstructionFail::SSE4_2: case InstructionFail::SSE4_2:
return "SSE4.2"; return "SSE4.2";
case InstructionFail::POPCNT:
return "POPCNT";
case InstructionFail::AVX: case InstructionFail::AVX:
return "AVX"; return "AVX";
case InstructionFail::AVX2: case InstructionFail::AVX2:
@ -189,6 +192,16 @@ void checkRequiredInstructionsImpl(volatile InstructionFail & fail)
__asm__ volatile ("pcmpgtq %%xmm0, %%xmm0" : : : "xmm0"); __asm__ volatile ("pcmpgtq %%xmm0, %%xmm0" : : : "xmm0");
#endif #endif
/// Defined by -msse4.2
#if defined(__POPCNT__)
fail = InstructionFail::POPCNT;
{
uint64_t a = 0;
uint64_t b = 0;
__asm__ volatile ("popcnt %1, %0" : "=r"(a) :"r"(b) : );
}
#endif
#if defined(__AVX__) #if defined(__AVX__)
fail = InstructionFail::AVX; fail = InstructionFail::AVX;
__asm__ volatile ("vaddpd %%ymm0, %%ymm0, %%ymm0" : : : "ymm0"); __asm__ volatile ("vaddpd %%ymm0, %%ymm0, %%ymm0" : : : "ymm0");

1
tests/queries/0_stateless/01103_check_cpu_instructions_at_startup.reference
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@ -1,4 +1,5 @@
Instruction check fail. The CPU does not support SSSE3 instruction set. Instruction check fail. The CPU does not support SSSE3 instruction set.
Instruction check fail. The CPU does not support SSE4.1 instruction set. Instruction check fail. The CPU does not support SSE4.1 instruction set.
Instruction check fail. The CPU does not support SSE4.2 instruction set. Instruction check fail. The CPU does not support SSE4.2 instruction set.
Instruction check fail. The CPU does not support POPCNT instruction set.
1 1

13
tests/queries/0_stateless/01103_check_cpu_instructions_at_startup.sh
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@ -9,8 +9,13 @@ ${CLICKHOUSE_LOCAL} --query "SELECT max(value LIKE '%sanitize%') FROM system.bui
command=$(command -v ${CLICKHOUSE_LOCAL}) command=$(command -v ${CLICKHOUSE_LOCAL})
qemu-x86_64-static -cpu qemu64 $command --query "SELECT 1" 2>&1 | grep -v -F "warning: TCG doesn't support requested feature" ||: function run_with_cpu()
qemu-x86_64-static -cpu qemu64,+ssse3 $command --query "SELECT 1" 2>&1 | grep -v -F "warning: TCG doesn't support requested feature" ||: {
qemu-x86_64-static -cpu qemu64,+ssse3,+sse4.1 $command --query "SELECT 1" 2>&1 | grep -v -F "warning: TCG doesn't support requested feature" ||: qemu-x86_64-static -cpu "$@" $command --query "SELECT 1" 2>&1 | grep -v -F "warning: TCG doesn't support requested feature" ||:
qemu-x86_64-static -cpu qemu64,+ssse3,+sse4.1,+sse4.2 $command --query "SELECT 1" 2>&1 | grep -v -F "warning: TCG doesn't support requested feature" ||: }
run_with_cpu qemu64
run_with_cpu qemu64,+ssse3
run_with_cpu qemu64,+ssse3,+sse4.1
run_with_cpu qemu64,+ssse3,+sse4.1,+sse4.2
run_with_cpu qemu64,+ssse3,+sse4.1,+sse4.2,+popcnt