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int operations shouldn't have a fast math flag (#2571)

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qazal 2023-12-02 17:53:36 -05:00 committed by GitHub
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tinygrad/renderer/llvmir.py
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@ -21,7 +21,7 @@ code_for_op: Final[Dict[Op, Callable]] = {
BinaryOps.MAX: lambda builder,x,y: builder.select(builder.fcmp_unordered(">", x, y, flags=LLVM_FAST_MATH_FLAGS), x, y, flags=LLVM_FAST_MATH_FLAGS),
BinaryOps.MOD: lambda builder,x,y: builder.srem(x,y) if isinstance(x.type, ir.IntType) else builder.frem(x,y) if isinstance(x.type, ir.FloatType) else builder.urem(x,y),
TernaryOps.MULACC: lambda builder,x,y,z: builder.fadd(builder.fmul(x,y, flags=LLVM_FAST_MATH_FLAGS), z, flags=LLVM_FAST_MATH_FLAGS),
TernaryOps.WHERE: lambda builder,x,y,z: builder.select(builder.fcmp_unordered("!=", x, ir.Constant(ir.FloatType(), 0), flags=LLVM_FAST_MATH_FLAGS) if isinstance(x.type, ir.FloatType) else builder.trunc(x, ir.IntType(1)), y, z, flags=LLVM_FAST_MATH_FLAGS),
TernaryOps.WHERE: lambda builder,x,y,z: builder.select(builder.fcmp_unordered("!=", x, ir.Constant(ir.FloatType(), 0), flags=LLVM_FAST_MATH_FLAGS) if isinstance(x.type, ir.FloatType) else builder.trunc(x, ir.IntType(1)), y, z),
}
dtype_to_llvm_dtype = {dtypes.float64:ir.DoubleType(), dtypes.float16:ir.HalfType(), dtypes.bfloat16:ir.IntType(16), dtypes.float32:ir.FloatType(), dtypes.int8:ir.IntType(8), dtypes.uint8:ir.IntType(8), dtypes.bool: ir.IntType(1), dtypes.int64: ir.IntType(64), dtypes.int32: ir.IntType(32), dtypes._arg_int32: ir.IntType(32), dtypes.int16:ir.IntType(16), dtypes.uint16:ir.IntType(16), dtypes.uint32:ir.IntType(32), dtypes.uint64:ir.IntType(64)}